CN202369933U - Trestle bridge cantilever beam lifting system and bridge surface precast beam erecting construction system - Google Patents
Trestle bridge cantilever beam lifting system and bridge surface precast beam erecting construction system Download PDFInfo
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- CN202369933U CN202369933U CN2011203633741U CN201120363374U CN202369933U CN 202369933 U CN202369933 U CN 202369933U CN 2011203633741 U CN2011203633741 U CN 2011203633741U CN 201120363374 U CN201120363374 U CN 201120363374U CN 202369933 U CN202369933 U CN 202369933U
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- trestle
- bridge
- cantilever
- girder
- precast beam
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Abstract
The utility model discloses a trestle bridge cantilever beam lifting system. The trestle bridge cantilever beam lifting system comprises two trestle bridge main beams, two groups of trestle bridge supporting piers, two traveling trolleys, a traveling suspension main beam and a crab, wherein the two trestle bridge main beams are erected on a bridge surface and arranged parallelly at intervals; one end of each of the trestle bridge main beams extends out of the bridge surface to form a cantilever; traveling rails are arranged on the trestle bridge main beams; the two groups of trestle bridge supporting piers are fixed on the bridge surface and support the bottoms of the trestle bridge main beams; the two traveling trolleys are arranged on the traveling rails on the two trestle bridge main beams; the traveling suspension main beam is erected between the two traveling trolleys and is provided with rails; and the crab is arranged on the rails of the traveling suspension main beam. The utility model further discloses a bridge surface precast beam erecting construction system with the trestle bridge cantilever beam lifting system, and a method for performing the bridge surface precast beam erecting construction by adopting the trestle bridge cantilever beam lifting system. According to the utility model, the method for paving precast beams on the bridge surface is changed, the difficulty in construction is greatly lowered, the construction cost is reduced, and the construction efficiency is improved.
Description
Technical field
The utility model relates to technical field of bridge construction, relates in particular to bridge precast beam erection construction technical field.
Background technology
The general method that adopts of existing precast beam erection construction is following: precast beam utilizes straddle truck to promote at Liang Chang; At the bottom of being transported to bridge by Beam transportation vehicle, promoting bridge to beam between two bridge piers, Beam transportation vehicle to the bridge changes the outfit; Be transported to by Beam transportation vehicle again and treat frame pier position, establish in place by the bridge formation frame at last.Bale handle is o'clock between two bridge piers, and therefore the ground between two bridge piers need be handled earlier.And fish pond often, these places for satisfying large automobile crane hanging beam needs, must change from the place between the bridge pier and to fill out, and increased construction cost.Simultaneously, in the transportation, guarantee that the beam body is stable, something must be done to during the entrucking of beam body is fixed.
Publication number is CN201106155Y; Open day is on August 27th, 2008, and denomination of invention discloses a kind of trusses device for the Chinese utility model patent of " the suspension cable shop helps full cantilever erection steel truss girder device ", and it comprises fortune beam trestle, beam transportation vehicle, the overhead gantry crane in lifting station, full circle swinging girder erection crane, the place ahead suspension cable and tower with suspended cable; Wherein beam transportation vehicle is on fortune beam trestle; Steel girder member bar is lifted on beam transportation vehicle with promoting the overhead gantry crane in station, and steel truss girder is erected on the bridge pier, first hole girder steel assembly unit on falsework; The full circle swinging girder erection crane is walked on the steel truss girder upper chord; Tower crane is assembled on the first hole trusses, and tower with suspended cable is centered close on the bridge pier center line, and the suspension cable upper end links to each other with the tower with suspended cable cat head.This device has convenience for the construction of large-span continuous steel truss girder.
For the precast beam erection construction of high pier bridge floor, especially for having place restriction, soft foundation, Beam transportation vehicle are difficult to go, the construction and installation situation of difficult, then lack effective way.
The utility model content
The purpose of the utility model is to provide a kind of new precast beam erection construction installation system, and flexible operation, convenience, applicability are strong, and not limited by the ground situation, can improve construction and installation efficient.
In order to reach above-mentioned utility model purpose; The utility model adopts with time technical scheme: a kind of trestle cantilever bale handle system; Comprise the trestle girder of the two parallel interval setting that is erected on the bridge floor, said trestle girder one end stretches out bridge floor and forms cantilever, and said trestle girder is provided with track; And two groups of trestle buttresses that are fixed in bridge floor and provide support from trestle girder bottom; And be arranged on two walking carriages on the said two trestle girder Crane Rails, and and the driving that is set up between said two walking carriages hangs girder, said driving is hung girder and is provided with track, and is arranged at said driving and hangs the trolley on the girder track.
Said every group of trestle buttress comprises that the preceding buttress near cantilever reaches the back buttress away from cantilever, fixes near the both sides of said bridge floor respectively.
Said back buttress is provided with anchor behind the trestle, fixedly is located at the said bottom of buttress afterwards, and it is made up of fining twisted steel and/or shaped steel anchor beam.
Preferably, said trestle girder, driving are hung girder and trestle buttress and are set up by Bailey truss and constitute.
Said trolley is packaged type trolley or single track electrodynamic type trolley, and said trolley has two.
A kind of precast beam bridge floor erection construction system; Comprise precast beam be transported to the transportation system that waits to lay the bridge side, a trestle cantilever bale handle system, the Crane Rail vertically laid along bridge floor, travel on said bridge floor Crane Rail bridge on fortune beam dolly, a bridge formation machine, said trestle cantilever bale handle system adopts aforesaid trestle cantilever bale handle system.
As a kind of embodiment, said to be transported to the transportation system that waits to lay the bridge side to precast beam be the ground fortune beam dolly that is layed in the track on ground and travels on said track.
As another kind of embodiment, said to be transported to the transportation system that waits to lay the bridge side to precast beam be the vehicle that travels on ground.
As another kind of embodiment, said to be transported to the transportation system that waits to lay the bridge side to precast beam be cargo ship.
Said walking carriage top is provided with the walking track, and said trolley walks on the said walking track.
A kind of precast beam bridge floor erection construction method may further comprise the steps (A) and is transported to precast beam the side of waiting to lay bridge through transportation system; (B) utilize trestle cantilever bale handle system to be promoted to the above absolute altitude of bridge floor, and run to fortune beam dolly top on the bridge along trestle from the bridge side precast beam;
(C) be transported to the bridge formation machine to precast beam by fortune beam dolly on the bridge;
(D) be installed on precast beam on the bridge by the bridge formation machine;
Wherein, a kind of trestle cantilever bale handle system of said trestle cantilever bale handle system comprises the forward and backward trestle girder that is across bridge floor, and said trestle girder one end stretches out bridge floor and forms cantilever, and said trestle girder is provided with track; And the trestle buttress that is fixed in bridge floor and provides support from trestle girder bottom; And trestle girder before and after being across, and along the walking carriage of the track travel of said trestle girder, and be arranged at the trolley of said walking carriage.
Said step (A) is at the floor pavement Crane Rail from Liang Chang to the bridge side, and ground fortune beam dolly follows the side that Car Track is transported to precast beam on bridge.
The trestle cantilevered bale handle system of the utility model is provided with the outer cantilever that stretches out bridge floor; Therefore can be promoted to the side of precast beam more than the bridge floor absolute altitude from bridge; And then utilize the driving crane system to make prefabricated bridge respectively laterally and longitudinally to move, be transported to the bridge formation machine to precast beam.Because bale handle point basic fixed is constant, and be positioned at the side of bridge, therefore need do not handle the ground that carries out gigantic project at the bottom of the bridge.Aforesaid way has changed and need to have handled just can the go construction sequence of Beam transportation vehicle of ground at the bottom of the bridge during bridge floor lays, especially the high bridge bridge floor lays, and greatly reduces difficulty of construction, has reduced construction cost, has improved efficiency of construction.
Description of drawings
Fig. 1 is a cantilever bale handle system architecture sketch map.
Fig. 2 is a cantilever bale handle system side structural representation.
Wherein, cantilever bale handle system 100, trestle girder 101, cantilever 102, driving is hung girder 103, walking carriage 104, trolley 105, preceding buttress 106, back buttress 107, back anchor 108
Ground fortune beam dolly 200, Chain block 201, ground rail 300, bridge floor fortune beam dolly 400
The specific embodiment
Shown in Fig. 1～2, be the cantilever bale handle system 100 that the utility model adopted, comprise the trestle girder 101 of the two parallel interval setting that is erected on the bridge floor, a wherein end of trestle girder stretches out bridge floor and forms cantilever 102, and the trestle girder is provided with Crane Rail.Two walking carriages 104 are separately positioned on this Crane Rail, can be along track travel.Be provided with driving between two walking carriages 104 and hang girder 103, driving is hung girder 103 and is provided with track.Trolley 105 is arranged at driving and hangs on the girder track.Trolley can be provided with many, is advisable with two, and can changes according to beam length and adopt fixed or portable two kinds, can adopt single track electrodynamic type or packaged type trolley.
Each trestle girder is supported by one group of trestle buttress.The trestle buttress comprises near the preceding buttress of cantilever 106 and away from the back buttress 107 of cantilever.Anchor 108 fixedly is located at the bottom of back buttress 107 behind the trestle, is anchored in back buttress 107 on the bridge floor.Back anchor is made up of fining twisted steel and/or shaped steel anchor beam.
The precast beam bridge floor erection construction system of the utility model, also comprise precast beam be transported to the transportation system that waits to lay the bridge side, the Crane Rail vertically laid along bridge floor, travel on the bridge floor Crane Rail bridge on fortune beam dolly 400 and bridge formation machine.Wherein, precast beam is transported in this example waits that the transportation system of laying the bridge side comprises the ground rail 300 and ground fortune beam dolly 200 that is layed between Liang Chang and the bridge side.In the actual engineering, also can be transported to cantilever bale handle system below to precast beam through haulage vehicle.Perhaps can pass through the water route, be transported to a side of bridge floor to precast beam, again by bridge on the cantilever bale handle system improving.
The constructing operation step of the utility model is following:
(A) lay ground rail 300, be transported to precast beam the side of waiting to lay bridge from Liang Chang with ground fortune beam dolly 200;
(B) set up trestle cantilever bale handle system;
(C) jack lift 105 walks to the cantilever 102 of trestle girder, is promoted to the above absolute altitude of bridge floor from the bridge side precast beam, and walking carriage 104 beam that plays runs on the bridge fortune beam dolly 400 tops along the trestle girder;
(D) trolley hangs beam to fall and transports on the bridge on the beam dolly 400, is transported to the bridge formation machine to precast beam by fortune beam dolly on the bridge;
(E) be installed on precast beam on the bridge by the bridge formation machine.
Claims (9)
1. a trestle cantilever bale handle system is characterized in that: comprise
Be erected at the trestle girder that two parallel interval on the bridge floor are provided with, a wherein end of said trestle girder stretches out bridge floor and forms cantilever, and said trestle girder is provided with Crane Rail; And
Two groups of trestle buttresses that are fixed in bridge floor and provide support from said trestle girder bottom; And
Be arranged on two walking carriages on the said two trestle girder Crane Rails, and
Girder is hung in the driving that is set up between said two walking carriages, and said driving is hung girder and is provided with track, and
Be arranged at said driving and hang the trolley on the girder track.
2. trestle cantilever bale handle according to claim 1 system is characterized in that: said every group of trestle buttress comprises near the preceding buttress of cantilever and away from the back buttress of cantilever, fixes near the both sides of said bridge floor respectively.
3. trestle cantilever bale handle according to claim 2 system is characterized in that: said back buttress is provided with anchor behind the trestle, fixedly is located at the said bottom of buttress afterwards, and it is made up of fining twisted steel and/or shaped steel anchor beam.
4. trestle cantilever bale handle according to claim 3 system is characterized in that: said trestle girder, driving are hung girder and trestle buttress and are set up by Bailey truss and constitute.
5. trestle cantilever bale handle according to claim 1 system, it is characterized in that: said trolley is packaged type trolley or single track electrodynamic type trolley, and said trolley has two.
6. a bridge floor precast beam erection construction system is characterized in that: comprise
Precast beam be transported to the transportation system that waits to lay the bridge side, trestle cantilever bale handle system, the Crane Rail vertically laid along bridge floor, travel on said bridge floor Crane Rail bridge on fortune beam dolly and bridge formation machine,
The described trestle cantilever of said trestle cantilever bale handle system's employing arbitrary claim of claim 1～5 bale handle system.
7. bridge floor precast beam erection construction according to claim 6 system is characterized in that: said to be transported to the transportation system that waits to lay the bridge side to precast beam be the ground fortune beam dolly that is layed in the ground Crane Rail between Liang Chang and the bridge side and travels on said ground Crane Rail.
8. bridge floor precast beam erection construction according to claim 6 system is characterized in that: said to be transported to the transportation system that waits to lay the bridge side to precast beam be the vehicle that travels on ground.
9. bridge floor precast beam erection construction according to claim 6 system is characterized in that: said to be transported to the transportation system that waits to lay the bridge side to precast beam be cargo ship.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203633741U CN202369933U (en) | 2011-09-26 | 2011-09-26 | Trestle bridge cantilever beam lifting system and bridge surface precast beam erecting construction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203633741U CN202369933U (en) | 2011-09-26 | 2011-09-26 | Trestle bridge cantilever beam lifting system and bridge surface precast beam erecting construction system |
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| Publication Number | Publication Date |
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| CN202369933U true CN202369933U (en) | 2012-08-08 |
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| CN2011203633741U Expired - Lifetime CN202369933U (en) | 2011-09-26 | 2011-09-26 | Trestle bridge cantilever beam lifting system and bridge surface precast beam erecting construction system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102433844A (en) * | 2011-09-26 | 2012-05-02 | 中交四航局第一工程有限公司 | Cantilever beam hoisting system of trestle and construction system and method for erecting prefabricated beam of bridge deck |
| CN103061269A (en) * | 2012-12-27 | 2013-04-24 | 中铁港航局集团有限公司 | Integral installation method for guy rope hanging basket |
| CN103952983A (en) * | 2014-05-22 | 2014-07-30 | 中铁二院工程集团有限责任公司 | Portal type lifting station for erecting high-pier steel truss beam |
| CN109356031A (en) * | 2018-11-19 | 2019-02-19 | 北京城建道桥建设集团有限公司 | Rail transit elevated bridge face, which is given another the right of way, transports Liangping platform and its method |
| 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 |
| CN110374001A (en) * | 2019-06-27 | 2019-10-25 | 中国一冶集团有限公司 | A kind of bridge bottom long-span beam construction method |
-
2011
- 2011-09-26 CN CN2011203633741U patent/CN202369933U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102433844A (en) * | 2011-09-26 | 2012-05-02 | 中交四航局第一工程有限公司 | Cantilever beam hoisting system of trestle and construction system and method for erecting prefabricated beam of bridge deck |
| CN102433844B (en) * | 2011-09-26 | 2014-08-06 | 中交四航局第一工程有限公司 | Method for erecting prefabricated beam of bridge deck |
| CN103061269A (en) * | 2012-12-27 | 2013-04-24 | 中铁港航局集团有限公司 | Integral installation method for guy rope hanging basket |
| CN103061269B (en) * | 2012-12-27 | 2015-07-08 | 中铁港航局集团有限公司 | Integral installation method for guy rope hanging basket |
| CN103952983A (en) * | 2014-05-22 | 2014-07-30 | 中铁二院工程集团有限责任公司 | Portal type lifting station for erecting high-pier steel truss beam |
| CN109356031A (en) * | 2018-11-19 | 2019-02-19 | 北京城建道桥建设集团有限公司 | Rail transit elevated bridge face, which is given another the right of way, transports Liangping platform and its method |
| CN109356031B (en) * | 2018-11-19 | 2023-10-31 | 北京城建道桥建设集团有限公司 | Rail transit viaduct surface staggered vehicle beam transporting platform and method thereof |
| CN110374001A (en) * | 2019-06-27 | 2019-10-25 | 中国一冶集团有限公司 | A kind of bridge bottom long-span beam construction method |
| 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 |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120808 |