CN210766417U - Pier-spanning lifting beam support device at side position of bridge - Google Patents
Pier-spanning lifting beam support device at side position of bridge Download PDFInfo
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- CN210766417U CN210766417U CN201921311376.9U CN201921311376U CN210766417U CN 210766417 U CN210766417 U CN 210766417U CN 201921311376 U CN201921311376 U CN 201921311376U CN 210766417 U CN210766417 U CN 210766417U
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- 238000010276 construction Methods 0.000 claims abstract description 20
- 239000000725 suspension Substances 0.000 claims abstract description 5
- 210000001503 joint Anatomy 0.000 claims description 11
- 238000005266 casting Methods 0.000 claims description 5
- 239000011150 reinforced concrete Substances 0.000 claims description 5
- 229910001018 Cast iron Inorganic materials 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 13
- 239000010959 steel Substances 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241001669679 Eleotris Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process 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 belongs to a pier handle support device is striden to bridge side position is fixed with the base pier and fixes the bottom suspension on it on the bank base of river one side, and the footstock pier is located bent cap or the case roof beam on corresponding base pier side bridge, and the lower extreme of footstock pier is fixed on the footstock pier, and crane sideslip hanging beam strides the upper end space of establishing on the bottom suspension upper end that is located the bank base and being located bent cap or the case roof beam on the bridge, accomplishes the case roof beam by bank base to bridge floor handling installation with the crane on the crane sideslip hanging beam. The device comprises a support unit, a top seat pier, a bottom seat pier, a crane transverse lifting beam, a connecting bolt, a nut, a crane and a lifting steel wire rope. The utility model has the advantages of the device is simple feasible, and the construction speed is fast, labour saving and time saving, and construction cost is low, and construction quality is good, and the security is good and excellent in use effect.
Description
Technical Field
The utility model belongs to a pier handle support device is striden to bridge side position.
Background
When the facility for paving the box girder at the highway, railway or bridge section is in working, a general method is to construct a box girder transporting access road according to the existing terrain, transport the box girder from a box girder manufacturing field to the position of an abutment through the box girder transporting access road, and then span-by-span erection is carried out from the abutment, or lay the box girder on the top of a cover girder through a bridge girder erection machine. However, the box girder transportation walkway cannot be built in the terrain section, and some terrain sections are not suitable for laying box girders on the top of the cover girders by using bridge girder erection machines, and generally two 200T truck cranes are arranged on a shore base to install the box girders, but the method has the defects of slow progress, high cost, limited extension of the truck crane arms, no guarantee of safety and the like. A simple, effective, quick and low-cost mounting device and method are lacked for mounting a box girder outside an automobile suspension arm.
Disclosure of Invention
The utility model aims at designing a pier handle support device is striden to bridge side position, it is simple feasible to have the device, and the construction speed is fast, labour saving and time saving, and construction cost is low, and construction quality is good, the good and excellent in use effect's of security advantage.
Therefore, the device of the utility model consists of a crane, a group of pier-spanning lifting beam hanger device is a base pier fixed on the shore on one side of the river, and the lower end of a bottom bracket is fixed on the base pier. The top seat pier is positioned on the cover beam or the box beam on the bridge corresponding to one side of the base pier, and the lower end of the top support is fixed on the top seat pier. The upper end surfaces of the bottom bracket and the top bracket are positioned on the same horizontal plane of the upper end space of the shore base and the cover beam or the box beam on one side. The upper ends of the bottom bracket and the top bracket are respectively fixed with two ends of two crane transverse lifting beams arranged at intervals into a whole, and the crane transverse lifting beams are arranged across the upper end of the bottom bracket positioned on the shore base and the upper end space of the top bracket on the cover beam or the box beam positioned on the bridge. The cranes are positioned on the two crane transverse lifting beams, and lifting machines are arranged on the cranes.
At least two groups stride mound lifting beam hanger device and be the bridge side position that interval distance constitutes the construction and stride mound lifting beam hanger device, two groups stride mound lifting beam hanger device interval distance's length is less than a case roof beam length.
The bottom bracket and the top bracket are respectively formed by connecting a plurality of bracket units in series. Four longitudinal struts forming each support unit are distributed at four corners of a rectangle at intervals. The upper and lower parts of each adjacent vertical strut are fixed into a whole through a transverse strut. An inclined reinforcing column is arranged between the upper and lower transverse supporting beams at the same side. The upper and lower ends of each longitudinal support are respectively provided with a connecting flange plate for butt joint, and the periphery of each connecting flange plate is provided with bolt holes corresponding to the connecting bolts on the top and bottom seat piers.
Two ends of two crane transverse moving hanging beams arranged side by side are fixed on two ends of two fixed rail columns at intervals, and the lower ends of the two fixed rail columns are provided with butt joint flange plates with through holes corresponding to bolt holes on the connecting flange plates.
The base pier is fixed on a shore base on one side of a river, a bolt fixing disc is precast at four corners of the upper end face of the base pier, and fixing bolts are arranged on the bolt fixing disc corresponding to bolt holes in the connecting flange disc.
The top seat pier is fixed on a cover beam or a box beam on a bridge on one side of the corresponding base pier, a bolt fixing disc is precast at four corners of the upper end face of the top seat pier, and fixing bolts are arranged on the bolt fixing disc and correspond to bolt holes in a connecting flange disc.
The length of the top support and the length of the bottom support are different. The top pier and the base pier are rectangular bodies formed by cast iron or reinforced concrete casting. The upper end surfaces of the two crane transverse moving hanging beams are positioned on the same plane.
The device achieves the purpose of the utility model.
The utility model has the advantages of the device is simple feasible, and the construction speed is fast, labour saving and time saving, and construction cost is low, and construction quality is good, and the security is good and excellent in use effect.
The utility model can lay the box girder on the top of the bent cap in the terrain which has complicated terrain section, is inconvenient to construct and transport the box girder and is not suitable for the bridge girder erection machine, and the construction time of the utility model is reduced by 50 percent compared with the traditional method and the structure; the construction cost is reduced by 80 percent; the construction quality is good, and the energy-saving and environment-friendly effects are good.
Drawings
Fig. 1 is the schematic diagram of the construction state structure principle of the utility model.
Fig. 2 is a schematic structural view of the bottom or top seat pier and a support unit of the present invention.
Fig. 3 is a schematic view of a partial structure of the end of the crane cross sliding hanging beam of the present invention.
Detailed Description
As shown in fig. 1 to 3, a girder hanger apparatus for a bridge side span pier is composed of a crane 5. Wherein: a group of cross-pier beam-lifting hanger devices is characterized in that a base pier 8 is fixed on a shore foundation 9 on one side of a river 14, the base pier is fixed on the shore foundation on one side of the river, a bolt fixing disc 16 is precast at four corners of the upper end face of the base pier, and a plurality of fixing bolts 15 are arranged on the bolt fixing disc and correspond to a plurality of bolt holes in a connecting flange disc. The base pier is a rectangular body formed by cast iron or reinforced concrete casting, and plays a role in fixing the bottom bracket.
The lower end of the bottom bracket 12 is fixed to the bottom block. The top seat pier 17 is located on the capping beam 10 or the box girder 11 on the bridge corresponding to one side of the base pier. The top seat pier is fixed on a cover beam or a box beam on a bridge on one side of the corresponding base pier, a bolt fixing disc is precast at four corners of the upper end face of the top seat pier, and a plurality of fixing bolts 15 are arranged on the bolt fixing disc corresponding to a plurality of bolt holes in a connecting flange disc. The top seat pier is a rectangular body formed by casting iron or reinforced concrete, and plays a role in fixing the top bracket. The lower ends of the capping beams are fixed at the upper ends of a plurality of transverse same-row piers 13 of which the lower ends are distributed at intervals, and the box beams arranged side by side are laid at the upper ends of the capping beams to form a bridge floor.
The lower end of the top bracket 3 is fixed on the top seat pier. The upper end surfaces of the bottom bracket and the top bracket are positioned on the same horizontal plane of the upper end space of the shore base and the cover beam or the box beam on one side. The upper ends of the bottom bracket and the top bracket are respectively fixed with the two ends of two crane transverse lifting beams 4 arranged at intervals into a whole. The crane transverse moving hanging beam is spanned between the upper end of the bottom bracket positioned on the shore base and the upper end space of the upper top bracket of the cover beam or the box beam positioned on the bridge. The crane is arranged on the two crane cross-sliding hanging beams, the crane is provided with a crane 2, the crane drives a box beam hoisting steel rope 6 through a hoisting steel rope wound on a cable reel, a lifting hook fixed at the lower end of the hoisting steel rope and a hanging rod 1, and the crane drives the crane to move on the crane cross-sliding hanging beams. And two ends of each crane transverse moving hanging beam are provided with a limiter to prevent the crane from moving out of the two ends of the crane transverse moving hanging beam. The crane structure is the traditional structure, so the description is not repeated.
At least two groups of pier-spanning lifting beam hanger devices are bridge side position pier-spanning lifting beam hanger devices which are separated by intervals to form construction. The length of the interval distance between the two groups of pier-spanning lifting beam hanger devices is less than that of one box girder. Namely, the utility model discloses a stride mound bale handle gallows device by two groups and constitute to the case roof beam on every group jib hangs the steel cable and is fixed with the one end of a case roof beam.
As shown in fig. 2, the bottom bracket and the top bracket are respectively formed by connecting a plurality of bracket units 30 in series. The length of the top support and the length of the bottom support are different. The top support is positioned on a cover beam or a box beam on the bridge, the bottom support is fixed on a shore base on one side of the river, and the lengths of the top support and the bottom support are different. Four longitudinal struts 35 constituting each of the support units are arranged at four corners of a rectangle at intervals, and upper and lower portions of adjacent longitudinal struts are fixed together by a transverse strut 33 for fixing the intervals between the adjacent longitudinal struts. An inclined reinforcing column 34 is arranged between the upper and lower transverse supporting beams on the same side and is used for increasing the strength of the bracket unit. The upper and lower ends of each longitudinal strut are respectively provided with a connecting flange plate 32 for butt joint, and the periphery of each connecting flange plate is provided with a plurality of bolt holes 31 corresponding to a plurality of connecting bolts on the top and bottom seat piers. The longitudinal pillar, the upper and the lower transverse supporting beams and the oblique reinforcing column are all made of cylindrical steel, I-shaped steel or angle steel, and the butt joints are connected into a whole by a welding method.
As shown in fig. 3, two ends of the two crane transverse beams arranged side by side are welded and fixed on two ends of two fixed rail columns 7 at intervals, the lower ends of the two fixed rail columns are provided with butt joint flange plates 72 with through holes 71 corresponding to bolt holes on the connecting flange plates, and the butt joint flange plates are used for being connected with all the connecting flange plates of the lower end longitudinal support columns into a whole through fixing bolts and nuts. The butt joint of the butt joint flange plate and the crane transverse moving hanging beam is fixed by welding.
A method for simply and rapidly carrying out bridge side position pier-spanning lifting beam by using a bridge side position pier-spanning lifting beam hanger device comprises the following steps:
(1) preparing a support unit, a top seat pier, a bottom seat pier and a crane transverse lifting beam which form the bridge side position cross pier lifting beam hanger device, preparing connecting bolts, nuts, a crane and a lifting steel wire rope, and transporting to a construction site.
(2) And determining the mounting position of the bridge side position cross pier lifting beam hanger according to the ground and river conditions of the designed line, wherein the mounting position of the bridge side position cross pier lifting beam hanger is required to avoid marshes, low-lying and weak water stable layers and soft ground.
(3) Erection of pier-spanning lifting beam hanger device at side position of bridge:
(a) two base piers are fixed on a shore base on the same side of the river at a spacing distance, and the distance between the two base piers is less than the length of one box girder. The lower ends of the two base piers are respectively positioned in two foundation pits of the two base piers on the shore base. And correcting the upper end surface of each base pier to be a horizontal plane. The side faces of the base piers on the corresponding sides are parallel to each other. The four corners of the upper end surface of each base pier are pre-cast with bolt fixing discs, a plurality of fixing bolts are arranged on the bolt fixing discs corresponding to a plurality of bolt holes on the connecting flange disc, and the extension lines of the two fixing bolts penetrating through the same corresponding two side edges are arranged in parallel with the axial lead of the corresponding cover beam.
(b) The upper ends of the two base piers are respectively connected with a plurality of bracket units in series to form two base brackets. The bolt holes on the connecting flange plates at the lower ends of the four longitudinal struts of one support unit are respectively aligned with the fixing bolts at the upper end of the base pier, the fixing bolts penetrate through the bolt holes on the corresponding connecting flange plates, and then the four longitudinal struts of one support unit are fixed with the upper end of the base pier into a whole by penetrating gaskets and screwing nuts on the fixing bolts. And similarly, all the bracket units are connected in series on the bracket unit in sequence to form a bottom bracket. The butt joint of each bracket unit is that after each connecting flange of the upper bracket unit and the lower bracket unit is aligned with each bolt hole, each connecting bolt penetrates through each bolt hole to be screwed with a washer and a nut.
The upper end surfaces of the two bottom brackets are positioned on the same plane in the upper end space of the cover beam or the box beam.
(c) And arranging top seat piers on two adjacent capping beams or box beams on the bridge corresponding to one side of the two bottom brackets according to the length of the crane transverse moving hanging beam. The plane of the lower end of the top seat pier is stably placed on the upper end face of the corresponding cover beam or box beam.
The two top seat piers are respectively connected with a plurality of bracket units in series to form two top brackets, and the fixing method is the same as that for connecting all the bracket units in series.
The upper end surfaces of the two top supports and the upper end surfaces of the two bottom supports are positioned on the same plane in the upper end space of the cover beam or the box beam.
(d) The two ends of the two crane transverse moving hanging beams are respectively fixed with the upper ends of the bottom bracket and the top bracket on the corresponding side into a whole, the crane transverse moving hanging beams are arranged in a space between the upper end of the bottom bracket on the shore base and the upper end of the top bracket on the cover beam or the box beam on the same side bridge in a spanning mode, and the upper end faces of the two crane transverse moving hanging beams are on the same plane. The two cranes are respectively positioned on the two crane cross sliding hanging beams and can respectively run on the two crane cross sliding hanging beams, the cranes are provided with lifting machines, the lifting machines drive the box girder lifting steel ropes to move on the crane cross sliding hanging beams through lifting steel ropes, lifting hooks and hanging rods, and the two ends of each crane cross sliding hanging beam are provided with limit stoppers.
(3) Sleepers and rails are laid on the top surfaces of the cover beams or the installed box beams, movable rail cars or roller paths are arranged on the rails, movable plates are arranged on the roller paths, and hydraulic jacks or crowbars are arranged on the roller paths. Raceways, moving plates, hydraulic rams, or crowbars are conventional tools and equipment.
(4) And (4) transporting the box girder to be lifted to a shore base at the lower end of the bridge side position pier-spanning lifting beam hanger device. The two cranes move to the upper ends of the box girders to be hoisted and installed on the shore base, and the box girder hoisting steel rope sleeves 6 of the two cranes are fixed on the two ends of the box girders. And synchronously starting the two cranes to lift the box girder, synchronously moving the cranes to the cover girder on the bridge or the installed box girder, transversely moving the cranes to the bridge along the two cranes, lifting the box girder at the upper space of the cover girder or the installed box girder corresponding to one side end, and moving the movable rail car or the movable plate to the rail or the raceway on the cover girder or the installed box girder. The box girder is placed on the movable rail car or the movable plate by lowering the crane, and the steel ropes of the box girder of the crane are released from being sleeved on two ends of the box girder.
And moving the box girder to the positioning position of the cover girder or the installed box girder, jacking the two ends of the box girder by adopting a manual hydraulic jack, withdrawing the movable rail car, the rail and the sleeper or the roller path and the movable plate, and installing a support at the lower end of the box girder to finish the installation of the box girder. The manual crow bar can also support the movable rail car or the box girder on the movable plate to slowly move to the position to be installed, so the description is not repeated.
(5) And (5) repeating the steps (3) to (5), synchronously transversely moving each box girder to be installed to a corresponding position on the cover beam or the installed box girder, and completing the installation of the bridge side position span pier lifting beam hanger device on each box girder.
(6) The installation of each box girder of adjacent section can be accomplished through walking removal keeping away from adjacent corresponding section a set of pier-spanning lifting beam hanger device, or through the removal railcar that is located on the box girder that has installed, or the raceway removes and waits to install the box girder and targets in place.
Wherein: where shore base conditions permit (suitable for building a substructure), this can be done using a set of pier-spanning bailer cradle arrangements that move in a walking motion away from the adjacent corresponding section. The walking type moving and one group of span pier lifting beam hanger devices far away from the adjacent corresponding sections are that after the group of span pier lifting beam hanger devices far away from the adjacent sections are dismantled, the group of span pier lifting beam hanger devices are re-erected on a shore base outside the adjacent sections of the other group of span pier lifting beam hanger devices, the distance length is smaller than the length of one box girder, and the bridge side position span pier lifting beam hanger devices constructed at the adjacent sections are formed. Namely, only one group of the cross pier lifting beam hanger devices far away from the adjacent corresponding new operation section is moved to the new operation section.
Otherwise, the box girder to be installed is moved in place only by adopting a movable rail car positioned on the installed box girder or a raceway.
The top pier and the base pier are rectangular bodies formed by cast iron or reinforced concrete casting. The upper end surfaces of the two crane transverse moving hanging beams are positioned on the same plane.
In a word, the utility model has the advantages of method and device are simple feasible, and the construction speed is fast, labour saving and time saving, and construction cost is low, and construction quality is good, and the security is good and excellent in use effect.
Claims (8)
1. The utility model provides a pier handle support device is striden to bridge side position, comprises the crane, its characterized in that: the group of cross-pier beam lifting hanger devices are characterized in that a base pier is fixed on a shore base on one side of a river, the lower end of a bottom bracket is fixed on the base pier, a top base pier is positioned on a cover beam or a box beam on a bridge corresponding to one side of the base pier, the lower end of a top bracket is fixed on the top base pier, the upper end surfaces of the bottom bracket and the top bracket are positioned on the same horizontal plane of the upper end space of the shore base and the cover beam or the box beam on one side, the upper ends of the bottom bracket and the top bracket are respectively fixed with the two ends of two crane transverse moving suspension beams arranged at intervals into a whole, the crane transverse moving suspension beams cross the upper end of the bottom bracket positioned on the shore base and the upper end space of the top bracket positioned on the cover beam or the box beam on the bridge, a crane is positioned on the two;
at least two groups stride mound lifting beam hanger device and be the bridge side position that interval distance constitutes the construction and stride mound lifting beam hanger device, two groups stride mound lifting beam hanger device interval distance's length is less than a case roof beam length.
2. The bridge side span pier beam bracket device according to claim 1, characterized in that: the bottom support and the top support are respectively formed by connecting a plurality of support units in series, four longitudinal support columns forming each support unit are distributed at four corners of a rectangle at intervals, the upper part and the lower part of each adjacent longitudinal support column are fixed into a whole through transverse support beams, an inclined reinforcing column is arranged between the upper transverse support beam and the lower transverse support beam at the same side, the upper end and the lower end of each longitudinal support column are respectively provided with connecting flange discs for butt joint with each other, and the periphery of each connecting flange disc is provided with bolt holes corresponding to the connecting bolts on the top pier and the bottom pier.
3. The bridge side span pier beam bracket device according to claim 1, characterized in that: two ends of two crane transverse moving hanging beams arranged side by side are fixed on two ends of two fixed rail columns at intervals, and the lower ends of the two fixed rail columns are provided with butt joint flange plates with through holes corresponding to bolt holes on the connecting flange plates.
4. The bridge side span pier beam bracket device according to claim 1, characterized in that: the base pier is fixed on a shore base on one side of a river, a bolt fixing disc is precast at four corners of the upper end face of the base pier, and fixing bolts are arranged on the bolt fixing disc corresponding to bolt holes in the connecting flange disc.
5. The bridge side span pier beam bracket device according to claim 1, characterized in that: the top seat pier is fixed on a cover beam or a box beam on a bridge on one side of the corresponding base pier, a bolt fixing disc is precast at four corners of the upper end face of the top seat pier, and fixing bolts are arranged on the bolt fixing disc and correspond to bolt holes in a connecting flange disc.
6. The bridge side span pier beam bracket device according to claim 1, characterized in that: the length of the top support and the length of the bottom support are different.
7. The bridge side span pier beam bracket device according to claim 1, characterized in that: the top pier and the base pier are rectangular bodies formed by cast iron or reinforced concrete casting.
8. The bridge side span pier beam bracket device according to claim 1, characterized in that: the upper end surfaces of the two crane transverse moving hanging beams are positioned on the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921311376.9U CN210766417U (en) | 2019-08-14 | 2019-08-14 | Pier-spanning lifting beam support device at side position of bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921311376.9U CN210766417U (en) | 2019-08-14 | 2019-08-14 | Pier-spanning lifting beam support device at side position of bridge |
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| Publication Number | Publication Date |
|---|---|
| CN210766417U true CN210766417U (en) | 2020-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921311376.9U Expired - Fee Related CN210766417U (en) | 2019-08-14 | 2019-08-14 | Pier-spanning lifting beam support device at side position of bridge |
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| CN (1) | CN210766417U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110331672A (en) * | 2019-08-14 | 2019-10-15 | 中交一公局第一工程有限公司 | Across the pier bale handle holder device in bridge side position and its simple and fast construction method |
| CN113756210A (en) * | 2021-10-19 | 2021-12-07 | 中交一公局第一工程有限公司 | Device and method for self-transporting installation of top box beam across adjacent cover beams |
| CN117026829A (en) * | 2023-09-01 | 2023-11-10 | 中铁六局集团有限公司 | A beam lifting equipment used for erecting piers, beams and slabs of high bridges in mountainous areas |
-
2019
- 2019-08-14 CN CN201921311376.9U patent/CN210766417U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110331672A (en) * | 2019-08-14 | 2019-10-15 | 中交一公局第一工程有限公司 | Across the pier bale handle holder device in bridge side position and its simple and fast construction method |
| CN113756210A (en) * | 2021-10-19 | 2021-12-07 | 中交一公局第一工程有限公司 | Device and method for self-transporting installation of top box beam across adjacent cover beams |
| CN113756210B (en) * | 2021-10-19 | 2023-02-10 | 中交一公局集团有限公司 | Device and method for self-transporting and installing top box girders across adjacent cover girders |
| CN117026829A (en) * | 2023-09-01 | 2023-11-10 | 中铁六局集团有限公司 | A beam lifting equipment used for erecting piers, beams and slabs of high bridges in mountainous areas |
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