CN217629466U - Corrugated steel web plate lifting system for bridge - Google Patents
Corrugated steel web plate lifting system for bridge Download PDFInfo
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- CN217629466U CN217629466U CN202221668158.2U CN202221668158U CN217629466U CN 217629466 U CN217629466 U CN 217629466U CN 202221668158 U CN202221668158 U CN 202221668158U CN 217629466 U CN217629466 U CN 217629466U
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- bridge
- landing leg
- installation position
- connecting seat
- length direction
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 70
- 239000010959 steel Substances 0.000 title claims abstract description 70
- 238000009434 installation Methods 0.000 claims abstract description 44
- 238000010276 construction Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 5
- 238000005266 casting Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000004567 concrete Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011513 prestressed concrete Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to a technical field of bridge construction discloses a wave form steel web lifts by crane system for bridge, include: hang basket subassembly, two landing leg subassemblies set up the both sides on the bridge top respectively, and first installation position, second installation position, third installation position and fourth installation position have been set gradually along the opposite direction of travel with hanging basket subassembly on the landing leg connecting seat, and first landing leg detachable is fixed to be set up at the first installation position or the second installation position of landing leg connecting seat, and second landing leg detachable fixed mounting is at the third installation position or the fourth installation position of landing leg connecting seat, each support and landing leg connecting seat fixed connection. The utility model discloses a hang basket subassembly when advancing along the length direction of bridge, through dismantling first landing leg and/or the second landing leg of setting on the landing leg connecting seat, be convenient for hang basket subassembly and cross the steel crossbeam on the bridge top surface fast to construction process has been accelerated.
Description
Technical Field
The utility model relates to a technical field of bridge construction especially relates to a wave form steel web lifts by crane system for bridge.
Background
The corrugated steel web prestressed concrete box girder bridge is also called a corrugated steel web PC bridge, and is a box girder using a corrugated steel plate to replace a concrete web of a prestressed concrete box girder as a web.
There is the steel crossbeam when the construction on the bridge floor of current wave form steel web PC bridge, when the whole pontic of watering, the steel crossbeam has blockked to hang the basket and has advanced, has hindered the process of construction.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the utility model provides a wave form steel web lifts by crane system for bridge aims at solving the problem that the steel crossbeam among the prior art has hindered the construction process.
In order to realize the above object, the utility model provides a wave form steel web lifts by crane system for bridge, include: set up on the bridge top surface and can follow the basket subassembly that hangs that bridge length direction marchd, wherein, hang the basket subassembly and include: two landing leg subassembly and landing leg connecting seat, two the landing leg subassembly sets up respectively the both sides on bridge top, the length direction of landing leg connecting seat with the length direction of bridge is perpendicular, each the landing leg subassembly all includes: first landing leg, second landing leg and at least dual-purpose support in installation jacking device, follow on the landing leg connecting seat with hang basket subassembly opposite direction of travel's direction and set gradually first installation position, second installation position, third installation position and fourth installation position, first landing leg detachable is fixed to be set up the first installation position or the second installation position of landing leg connecting seat, second landing leg detachable fixed mounting be in the third installation position or the fourth installation position of landing leg connecting seat, each the support with landing leg connecting seat fixed connection.
Foretell wave form steel web lifts by crane system for bridge, wherein, hang basket subassembly still includes: hang basket die block and suspender, hang the length direction of basket die block with the length direction of bridge is perpendicular, and is a set of the leg assembly first landing leg the second landing leg with the one end of hanging the basket die block is through a pair of suspender detachable fixed connection, opposite side the leg assembly first landing leg the second landing leg with the other end of hanging the basket die block is through another right suspender detachable fixed connection.
Foretell corrugated steel web lifts by crane system for bridge, wherein, still include a plurality of trusses, each the truss all includes: the two horizontal beams of each truss are distributed along the length direction of the bridge, one pair of vertical beams of each truss are respectively arranged on two sides of one horizontal beam, the top ends of the two vertical beams are respectively fixedly connected with two ends of one horizontal beam, the other pair of vertical beams of each truss are respectively arranged on two sides of the other horizontal beam, the top ends of the other vertical beams are respectively fixedly connected with two ends of the other horizontal beam, and the bottom ends of the two pairs of vertical beams of each truss are respectively fixedly connected with the supporting leg connecting seats.
The corrugated steel web plate hoisting system for the bridge further comprises cranes with the same number as the horizontal beams, each crane is movably arranged on the corresponding horizontal beam, and each crane is used for hoisting the corrugated steel web plate.
In the corrugated steel web hoisting system for the bridge, a plurality of inclined beams are arranged between each pair of the vertical beams of each truss, and two ends of each inclined beam are respectively and fixedly connected with the two corresponding vertical beams.
The corrugated steel web plate lifting system for the bridge further comprises a plurality of connecting screw rods, one ends of the connecting screw rods are fixedly connected with the at least hanging basket bottom die in a detachable mode, and the other ends of the connecting screw rods are fixedly connected with the supporting leg connecting seats in a detachable mode respectively.
In the corrugated steel web hoisting system for the bridge, the two horizontal beams of each truss are respectively distributed along the length direction of the bridge, and the length directions of the horizontal beams are perpendicular to the length direction of the bridge.
Compared with the prior art, the utility model, its beneficial effect lies in:
the utility model discloses a hang basket subassembly when advancing along the length direction of bridge, through dismantling first landing leg and/or the second landing leg of setting on the landing leg connecting seat, be convenient for hang basket subassembly and cross the steel crossbeam on the bridge top surface fast to construction process has been accelerated.
Drawings
FIG. 1 is a structural diagram of a single-side bridge of the corrugated steel web lifting system for beams of the present invention;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is a position view of the cradle assembly of FIG. 1 after traveling a first predetermined distance;
FIG. 4 is a position view of the cradle assembly of FIG. 1 after traveling to a second preset position;
FIG. 5 is a position view of the pannier assembly of FIG. 1 after traveling a third predetermined distance;
FIG. 6 is a position view of the pannier assembly of FIG. 1 after traveling a fourth predetermined distance;
FIG. 7 is a position view of the pannier assembly of FIG. 1 after traveling a fifth predetermined distance;
FIG. 8 is a position view of the basket assembly of FIG. 1 after traveling a sixth predetermined distance;
FIG. 9 is a position view of the pannier assembly of FIG. 1 after traveling a seventh predetermined distance;
FIG. 10 is a schematic view of a crane lifting a corrugated steel web;
FIG. 11 is a block diagram of the pannier assembly and truss;
FIG. 12 isbase:Sub>A cross-sectional view taken along line A-A;
FIG. 13 is a first position diagram of the corrugated steel web lifting system for a bridge according to the present invention during casting;
FIG. 14 is a second position diagram of the corrugated steel web lifting system for bridge in case of casting;
fig. 15 is a pouring diagram of the corrugated steel web hoisting system for bridge of the present invention.
In the figure: 1. a bridge; 2. a corrugated steel web; 3. a cradle assembly; 31. a leg connecting base; 32. a first leg; 33. a second leg; 34. a first mounting position; 35. a second mounting location; 36. a third mounting position; 37. a fourth mounting position; 38. a support; 39. hanging a basket bottom die; 310. a sling; 4. a truss; 41. a horizontal beam; 42. a vertical beam; 43. an oblique beam; 5. hoisting a machine; 6. connecting a screw rod; 7. a bridge pier; 8. a base plate; 9. a steel beam;
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 and 2, the utility model discloses a wave form steel web lifts by crane system for bridge includes: hang basket subassembly 3, be provided with two slide rails along its length direction on the top surface of bridge 1, all be provided with the thrustor on every slide rail, the thrustor top pushes away and hangs basket subassembly 3 to the basket group is hung in the realization, 3 along 1 length direction's of bridge removal, hang basket subassembly 3 and include: two landing leg components and landing leg connecting seat 31, two landing leg components symmetry respectively set up in the both sides on 1 top of bridge, and the length direction of landing leg connecting seat 31 is perpendicular with the length direction of bridge 1, and every landing leg component all includes: the hanging basket assembly comprises a first supporting leg 32, a second supporting leg 33 and two supports 38, wherein the supporting leg connecting seat 31 is provided with a first mounting position 34, a second mounting position 35, a third mounting position 36 and a fourth mounting position 37 in the direction opposite to the traveling direction of the hanging basket assembly 3, the first supporting leg 32 can be mounted on the first mounting position 34 or the second mounting position 35 of the supporting leg connecting seat 31 through bolts, the second supporting leg 33 can be mounted on the third mounting position 36 or the fourth mounting position 37 of the supporting leg connecting seat 31 through bolts, the two supports 38 are welded at two ends of the supporting leg connecting seat 31, each support 38 is used for mounting a jacking device, the first supporting leg 32 and the second supporting leg 33 of each supporting leg assembly are arranged in a corresponding sliding rail, the jacking devices can be stopped by two steel cross beams 9 arranged on the top surface of the bridge supporting leg 1 when the hanging basket assembly 3 is pushed to travel along the length direction of the bridge 1, the jacking devices can jack the supporting leg connecting seat 31, the first supporting leg 32 and/or the second supporting leg 33, and the first supporting leg 32 and/or the second supporting leg 33 can be conveniently and quickly installed across the hanging basket assembly 3 after the steel cross beams 9 pass through the steel cross beams 9.
Preferably, each jacking device is a 32t jack.
Further, as a preferred embodiment, as shown in fig. 10, the hanging basket assembly 3 further includes: the hanging basket bottom die 39 and the hanging strip 310 are arranged, the length direction of the hanging basket bottom die 39 is perpendicular to the length direction of the bridge 1, the first supporting leg 32 and the second supporting leg 33 of the supporting leg assembly hoist the hanging basket bottom die 39 through the hanging strip 310, the hanging basket bottom die 39 is tightly attached to the lower portion of the bridge 1, and a box girder bottom plate is convenient to pour.
Further, as shown in fig. 11 and 12, the hanging basket assembly 3 further comprises a plurality of trusses 4, each truss 4 comprising: the corrugated steel web plate lifting device comprises two horizontal beams 41 and two pairs of vertical beams 42, the two horizontal beams 41 of each truss 4 are distributed along the length direction of the bridge 1, the pair of vertical beams 42 of each truss 4 are respectively arranged on two sides of one horizontal beam 41, the top ends of the pair of vertical beams 42 are respectively welded with two ends of one horizontal beam 41, the other pair of vertical beams 42 of each truss 4 are respectively arranged on two sides of the other horizontal beam 41, the top ends of the other pair of vertical beams 42 are respectively welded with two ends of the other horizontal beam 41, the bottom ends of the two pairs of vertical beams 42 of each truss 4 are respectively welded with a support leg connecting seat 31, a crane 5 used for lifting the corrugated steel web plate 2 is arranged on each horizontal beam 41, each horizontal beam 41 is welded with a track, and the bottom feet of each crane 5 are located in the corresponding tracks, so that the crane 5 can conveniently move in the corresponding tracks and along the length direction of the horizontal beams 41, and the corrugated steel web plate 2 can be lifted flexibly.
As described above, in a preferred embodiment, a plurality of oblique beams 43 are disposed between each pair of vertical beams 42 of each truss 4, and both ends of each oblique beam 43 are respectively welded to the two corresponding vertical beams 42, so as to reinforce the connection strength between the vertical beams 42.
Further, as a preferred embodiment, as shown in fig. 12, the hanging basket assembly 3 further includes a plurality of connecting screws 6, one end of each of the connecting screws 6 is connected to the hanging basket bottom mold 39 by a bolt, and the other end of each of the connecting screws is connected to the leg connecting seat 31 by a bolt, and the connecting screws are used for enhancing the connecting strength between the leg connecting seat 31 and the hanging basket bottom mold 39.
Further, as a preferred embodiment, the two horizontal beams 41 of each truss 4 are respectively distributed along the length direction of the bridge beam 1, and the length direction of each horizontal beam 41 is perpendicular to the length direction of the bridge beam 1.
As shown in fig. 1, the construction method of the present invention comprises the following steps:
s1, as shown in figures 13 and 14, casting 0# and 1# corrugated steel webs 2 on a bracket of a pier 1 in a cast-in-place mode after construction of the pier 7 is completed, wherein the age difference between the cast-in-place corrugated steel webs and the pier body of the pier 7 is not more than 30 days;
s2, as shown in figure 15, symmetrically installing partial corrugated steel webs 2 and a bottom plate 8 of a balanced cantilever pouring box girder from the pier top of a pier 7 to the midspan in sequence, erecting a side span cast-in-place section bracket and pre-pressing the bracket when a cantilever is constructed to the maximum cantilever pouring section, and casting a side span beam section in situ, wherein the age of the cast-in-place side span beam section on two sides of the side span closure section is kept the same as that of the maximum cantilever pouring section;
s3, completing the construction of the cantilever casting beam section, dismantling the hanging basket bottom plate 39 and the hanging strip 310, and enabling the first supporting leg 32 and/or the second supporting leg 33 and the supporting leg connecting seat 31 to stride over the steel cross beam 9 arranged on the top surface of the bridge 1 to form a maximum single T state;
s4, installing a plurality of trusses 4 and cranes 5, installing hanging basket bottom plates 39 and hanging strips 310, and synchronously adding balance weights at the trusses 4 and the cranes 5;
s5, symmetrically installing the remaining parts of the corrugated steel webs 2 from the pier top of the pier 7 to the midspan in sequence, and synchronously pouring the box girder bottom plate.
Further, as a preferred embodiment, two steel beams 9 are welded to the bridge girder 1 along the length direction of the bridge girder 1, and one steel beam 9 on the left side in fig. 6 is defined as a first steel beam, and the other steel beam 9 on the right side in fig. 1 is defined as a second steel beam, and the step S3 includes:
s3.1, as shown in FIG. 3, pouring of a bottom plate of a No. 5 corrugated steel web 2 and a top plate of a No. 4 corrugated steel web 2 is completed, the basket hanging component 3 advances for a first preset distance, preferably, the first preset distance is 1.1m, the two jacking devices jack the leg connecting seat 31, the first leg 32 is installed on the first installation position 34 and blocked by the first steel cross beam, and the first leg 32 is detached from the first installation position 34 and installed on the second installation position 35;
s3.2, as shown in FIG. 4, the cradle assembly 3 travels a second preset distance, preferably, the second preset distance is 1m, the two jacking devices jack the leg connecting seat 31, the first mounting position 34 spans the first steel cross beam, the first leg 32 is mounted on the second mounting position 35, and the first leg 32 is detached from the second mounting position 35 and mounted on the first mounting position 34;
s3.3, as shown in FIG. 5, the cradle component 3 advances for a third preset distance, preferably, the third preset distance is 1.1m, the support leg connecting seat 31 reaches the pouring positions of the bottom plate of the No. 6 corrugated steel web 2 and the top plate of the No. 5 corrugated steel web 2, the support leg connecting seat 31 is anchored, namely, the cradle component 3 is anchored on the bridge 1, and concrete begins to be poured;
s3.4, as shown in FIG. 6, after pouring is finished, the cradle assembly 3 moves for a fourth preset distance, preferably, the fourth preset position is 1.7m, the two jacking devices jack the supporting leg connecting seat 31, the second supporting leg 33 is installed on the fourth installation position 37 and is blocked by the first steel cross beam, and the second supporting leg 33 is detached from the fourth installation position 37 and installed on the third installation position 36;
s3.5, as shown in FIG. 7, the cradle assembly 3 advances for a fifth preset distance, preferably, the fifth preset distance is 1.1m, at the moment, the first leg 32 is installed at the first installation position 34 and is blocked by the second steel beam, the two jacking devices jack the leg connecting seat 31, the first leg 32 is detached from the first installation position 34 and installed at the second installation position 35, and the second leg 33 is detached from the third installation position 36 and installed at the fourth installation position 37;
s3.6, as shown in FIG. 8, the cradle assembly 3 advances for a sixth preset distance, preferably, the sixth preset distance is 1m, the two jacking devices jack the leg connecting seat 31, at the moment, the first leg 32 is installed on the second installation position 35 and blocked by the second steel beam, and the first leg 32 is detached from the second installation position 35 and installed on the first installation position 34;
s3.7, as shown in FIG. 9, the hanging basket component 3 travels a seventh preset distance, preferably, the seventh preset distance is 1m, the hanging basket component 3 travels to a bottom plate of a 7# corrugated steel web 2 and a top plate of a 6# corrugated steel web 2 at the moment, the hanging basket component 3 is anchored on the bridge 1, and concrete pouring is carried out;
and S3.8, repeating the steps S3.1 to S3.7, and enabling the first support leg 32 arranged on the first installation position 34 or the second installation position 35 and the second support leg 33 arranged on the third installation position 36 or the fourth installation position 37 to sequentially cross the first steel cross beam and/or the second steel cross beam until pouring of all the corrugated steel webs 2 is completed.
The construction process of the application is as follows: hang basket subassembly 3 when advancing along the length direction of bridge 1, through dismantling first landing leg 32 and/or second landing leg 33 that sets up on landing leg connecting seat 31, be convenient for hang basket subassembly 3 and cross steel crossbeam 9 on the 1 top surface of bridge, hang basket subassembly 3 and advance to predetermined position after, anchor on bridge 1, hang through loop wheel machine 5 on truss 4 and get wave form steel web 2 and water in step.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (7)
1. A corrugated steel web hoisting system for a bridge comprises: set up on the bridge top surface and can follow the basket subassembly of hanging that bridge length direction marchd, its characterized in that, hang the basket subassembly and include: two leg assembly and landing leg connecting seat, two leg assembly sets up respectively the both sides on bridge top, the length direction of landing leg connecting seat with the length direction of bridge is perpendicular, each leg assembly all includes: first landing leg, second landing leg and at least dual-purpose support in installation jacking device, follow on the landing leg connecting seat with hang basket subassembly opposite direction of travel's direction and set gradually first installation position, second installation position, third installation position and fourth installation position, first landing leg detachable is fixed to be set up the first installation position or the second installation position of landing leg connecting seat, second landing leg detachable fixed mounting be in the third installation position or the fourth installation position of landing leg connecting seat, each the support with landing leg connecting seat fixed connection.
2. The corrugated steel web lifting system for bridges of claim 1, wherein the basket assembly further comprises: hang basket die block and suspender, hang the length direction of basket die block with the length direction of bridge is perpendicular, and is a set of the landing leg subassembly first landing leg the second landing leg with the one end of hanging the basket die block is through a pair of suspender detachable fixed connection, opposite side the landing leg subassembly first landing leg the second landing leg with the other end of hanging the basket die block is through another right suspender detachable fixed connection.
3. The corrugated steel web hoisting system for bridges of claim 1 or 2, further comprising a plurality of trusses, each truss comprising: the two horizontal beams of each truss are distributed along the length direction of the bridge, one pair of vertical beams of each truss are respectively arranged on two sides of one horizontal beam, the top ends of the two vertical beams are respectively fixedly connected with two ends of one horizontal beam, the other pair of vertical beams of each truss are respectively arranged on two sides of the other horizontal beam, the top ends of the other vertical beams are respectively fixedly connected with two ends of the other horizontal beam, and the bottom ends of the two pairs of vertical beams of each truss are respectively fixedly connected with the supporting leg connecting seats.
4. The system for hoisting the corrugated steel web for the bridge according to claim 3, further comprising a number of cranes equal to the number of the horizontal beams, wherein each crane is movably arranged on a corresponding horizontal beam, and each crane is used for hoisting the corrugated steel web.
5. The corrugated steel web lifting system for the bridge of claim 4, wherein a plurality of inclined beams are arranged between each pair of vertical beams of each truss, and two ends of each inclined beam are fixedly connected with the two corresponding vertical beams respectively.
6. The corrugated steel web lifting system for the bridge of claim 5, further comprising a plurality of connecting screws, wherein one ends of the plurality of connecting screws are detachably and fixedly connected with at least one hanging basket bottom die, and the other end of each connecting screw is detachably and fixedly connected with the support leg connecting seat respectively.
7. The corrugated steel web lifting system for the bridge of claim 3, wherein the two horizontal beams of each truss are respectively distributed along the length direction of the bridge, and the length direction of each horizontal beam is perpendicular to the length direction of the bridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221668158.2U CN217629466U (en) | 2022-07-01 | 2022-07-01 | Corrugated steel web plate lifting system for bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221668158.2U CN217629466U (en) | 2022-07-01 | 2022-07-01 | Corrugated steel web plate lifting system for bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217629466U true CN217629466U (en) | 2022-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221668158.2U Active CN217629466U (en) | 2022-07-01 | 2022-07-01 | Corrugated steel web plate lifting system for bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217629466U (en) |
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- 2022-07-01 CN CN202221668158.2U patent/CN217629466U/en active Active
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Effective date of registration: 20240113 Address after: 230022 No.96, Wangjiang East Road, Baohe District, Hefei City, Anhui Province Patentee after: CHINA TIESIJU CIVIL ENGINEERING Group Address before: 462500 west side of jingsan Road, east side of Jingsi road and north side of Weier road in Wugang industrial cluster area, Pingdingshan City, Henan Province Patentee before: Henan xinYuxin Bridge Steel Structure Co.,Ltd. |