CN210002233U - Hoisting system suitable for suspension bridge steel structure bridge deck system - Google Patents
Hoisting system suitable for suspension bridge steel structure bridge deck system Download PDFInfo
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- CN210002233U CN210002233U CN201920583880.8U CN201920583880U CN210002233U CN 210002233 U CN210002233 U CN 210002233U CN 201920583880 U CN201920583880 U CN 201920583880U CN 210002233 U CN210002233 U CN 210002233U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 128
- 239000010959 steel Substances 0.000 title claims abstract description 128
- 239000000725 suspension Substances 0.000 title claims abstract description 12
- 238000013459 approach Methods 0.000 claims description 19
- 238000004873 anchoring Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 8
- 210000001503 joint Anatomy 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 4
- 238000004891 communication Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 8
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
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Abstract
The utility model discloses a hoisting system suitable for suspension bridge steel structure bridge floor system, a serial communication port, this hoisting system includes cable hoisting system, bridge floor system, several parts of bridge floor system hoist, include during the implementation following step (1) cable hoisting system arranges, (2) bridge floor system assembles the place and arranges, (3) bridge floor system hoist processing, (4) bridge floor system festival section is assembled, (5) bridge floor system festival section lifts by crane, (6) bridge floor system festival section installation, this hoisting system compares two bridge floor system festival sections of traditional steel structure bridge floor system hoisting system's advantage in 1, nature hoist two bridge floor system festival sections, the work efficiency is high 2 the system of hoist and mount steel structure bridge floor system is more scientific, the hoist and mount process is more steady, with installed festival section butt joint more efficient, the installation location is more accurate.
Description
Technical Field
The utility model relates to a steel construction bridge floor system construction field specifically will relate to kinds of hoist and mount systems that are applicable to suspension bridge steel construction bridge floor system.
Background
At present, the steel structure bridge road system is mostly assembled in a scattered mode or hoisted by single sections in a scattered mode, because the steel structure bridge road system has multiple and complex rod pieces, the processes of assembling in a scattered mode and hoisting by the single sections are multiple, the efficiency is low, when the single sections are hoisted in place, a single-pivot supporting system is extremely unstable, the butt joint is difficult, and the installation precision is low, times of the system can hoist two bridge floor system sections, the work efficiency is high, the system for hoisting the steel structure bridge road system is more scientific, the hoisting process is more stable, the butt joint with the installed sections is more efficient, and the installation and the positioning are more stable and accurate.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide kinds of hoist and mount systems that are applicable to suspension bridge steel structure bridge surface system here, this system work efficiency is high, operate steadily, the location is accurate.
The utility model is realized in such a way, hoisting systems suitable for a suspension bridge steel structure bridge deck system are provided, which is characterized in that the hoisting system comprises a cable hoisting system, a bridge deck system and a bridge deck system hoisting device;
the cable hoisting system mainly comprises a bearing cable, a crown block, a traction sheave block, a traction winch, a hoisting winch and an anchoring system; the traction winch is positioned on the approach bridge, and all parts are connected by a bearing rope;
the bridge deck system comprises an approach bridge, lattice beams, bearing pier beams, longitudinal beam bearing piers and bearing pier longitudinal beam connecting pieces, and is supported by steel pipe stand columns fixed on the side-span approach bridge, all the parts are connected with each other to form a whole body so as to ensure stability, I-shaped steel is transversely welded at a top opening of the stand column to bear the whole steel structure bridge deck system, and a limiting block is transversely welded on the I-shaped steel so as to facilitate quick positioning of steel structure bridge deck system rods;
the bridge deck system lifting appliance mainly comprises longitudinal beams, steel lifting belts, a steel structure bridge deck system lifting appliance and connecting blocks, wherein the connecting blocks are made of steel plates, and the longitudinal beams are made of profile steel;
the connecting block is connected with a pulley block of the cable hoisting system, and then is connected with the longitudinal beam through the steel sling, and the longitudinal beam is connected with a steel structure bridge deck system lifting appliance.
According to hoist and mount system suitable for suspension bridge steel construction bridge floor system, its characterized in that, for guaranteeing the balance, at longeron sidespan side counter weight.
hoisting systems suitable for suspension bridge steel structure bridge deck system, which is characterized in that the hoisting system is implemented as follows;
, arranging a cable hoisting system:
the cable hoisting system is formed by modifying a steel truss girder hoisting system, namely, a steel structure bridge deck system can be hoisted after the hoisting tool is replaced;
step two: the bridge deck system is assembled in the place and is arranged:
in order to facilitate the assembly of the steel structure bridge deck system, an assembly pedestal is arranged at the end of the side span side approach bridge; the pedestal is supported by steel pipe stand columns fixed on the side-span approach bridge and connected with each other through channel steel parallel connection to form a whole body so as to ensure stability, the height of the steel pipe stand columns needs to ensure that the steel pipe stand columns can conveniently work at the lower part when the steel structure bridge deck system is assembled manually, I-shaped steel is transversely welded at the top openings of the stand columns to bear the steel structure bridge deck system, and limiting blocks are transversely welded on the I-shaped steel so as to facilitate quick positioning of steel structure bridge deck system rods;
step three: processing of the bridge deck lifting appliance:
the special lifting appliance suitable for the steel structure bridge deck system is processed. The lifting appliance mainly comprises a longitudinal beam, a steel sling, a steel structure bridge deck system lifting appliance and a connecting block, and is composed of steel plates and section steel; the connecting block is connected with a lower hanging frame of a hoisting pulley set of the cable hoisting system and then connected with the longitudinal beam through a steel hanging strip, the longitudinal beam is connected with a steel structure bridge deck system hoisting device, and in order to ensure balance, the longitudinal beam is weighted at the side span side;
step four: assembling bridge deck sections:
assembling the steel structure bridge deck system according to a drawing, wherein the steel structure bridge deck system rods are only hinged firstly in the assembling process; the steel structure bridge deck system segments are firstly hoisted and placed with longitudinal beams through cranes, the transverse position is quickly positioned through the transverse limit on a pedestal, then the longitudinal position is adjusted, then the two segment longitudinal beams are connected through connecting plates of the longitudinal segments and preformed holes by punching nails, the longitudinal beams are connected through cross beams after the connection is finished, the fine adjustment in later-stage positioning is convenient during assembling, and rods are firstly bolted without being welded through bolts;
step five: hoisting the bridge deck sections:
firstly, the steel cable of a winch on the side span approach bridge is connected to a lifting appliance, the side span approach bridge is dragged through the winch and the cable, the lifting system is matched, namely, the winch receives the rope, the cable is hoisted and hoisted to the position where the side span side steel structure bridge deck system is assembled, the lifting appliance is installed, then the steel structure bridge deck system is swung to the midspan side through the cooperation of the winch and the cable, namely, the winch releases the rope, the cable is hoisted and hoisted, the lifting system receives the rope, then the connection between the winch and the lifting appliance is removed, and the steel structure bridge deck system is hoisted to the position to be installed through the cable hoisting and dragging system.
Step six: installing bridge deck system sections:
and after the steel structure bridge deck system reaches the installation position, positioning the steel structure bridge deck system by hoisting and walking and hoisting cables, finely adjusting the steel structure bridge deck system by using a chain pulley, and after the steel structure bridge deck system falls to the position, connecting the steel structure bridge deck system with a support and hinging the steel structure bridge deck system with the installed steel structure bridge deck system at the front section.
The utility model has the advantages of the utility model discloses an hoisting system suitable for suspension bridge steel structure bridge floor system, a serial communication port, this hoisting system includes cable hoisting system, bridge floor system, several parts of bridge floor system hoist, include during the implementation following step (1) cable hoisting system arranges, (2) bridge floor system assembles the place and arranges, (3) bridge floor system hoist processing, (4) bridge floor system segment is assembled, (5) bridge floor system segment is lifted by crane, (6) bridge floor system segment is installed, this hoisting system compares two bridge floor system segments of traditional steel structure bridge floor system hoisting system's advantage in 1. inferior nature hoist two bridge floor system segments, the work efficiency is high 2. the system of hoist and mount steel structure bridge floor system is more scientific, the hoist and mount process is more steady, with installed the segment butt joint more efficient, the installation location is more accurate.
Drawings
FIG. 1 is a schematic diagram of the assembly of the steel structure bridge deck system of the present invention;
FIG. 2 is a schematic view of the steel structure lifting appliance of the present invention;
FIGS. 3-6 are schematic diagrams of the lifting steps of the steel structure bridge deck system of the present invention;
fig. 7 is a schematic view of the cable hoist system 1/2 of the present invention;
figure 8 is the installation schematic diagram of the steel structure bridge deck system of the utility model.
Wherein: the device comprises a bearing cable 1, a crown block 2, a traction sheave block 3, a traction winch 4, an approach bridge 5, a lattice beam 6, a bearing pier cross beam 7, a longitudinal beam bearing pier 8, a bearing pier longitudinal beam connecting piece 9, an approach bridge 10, a steel pipe upright post 11, a longitudinal beam 12, a steel sling 13, a steel structure bridge deck system hanger 14, a connecting block 15, a balance weight 16, a steel wire rope 17, a cable hoisting system 100 and a bridge deck system hanger 200.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 8, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only partial embodiments of the present invention , but not all embodiments.
The utility model aims at providing hoisting systems suitable for a steel structure bridge deck system of a suspension bridge, which have high work efficiency, stable operation and accurate positioning and comprise a cable hoisting system 100, a bridge deck system and a bridge deck system hoist 200;
the cable hoisting system mainly comprises a bearing cable 1, a crown block 2, a traction sheave block 3, a traction winch 4, a hoisting winch and an anchoring system; the traction winch 4 is positioned on the approach bridge 5, and all parts are connected by a bearing rope;
the bridge deck system comprises an approach bridge 5, a lattice beam 6, a bearing pier cross beam 7, a longitudinal beam bearing pier 8 and a bearing pier longitudinal beam connecting piece 9, wherein the bridge deck system is supported by a steel pipe upright post 11 fixed on a side span approach bridge 10, all parts are connected with each other to form a whole body so as to ensure stability, an I-shaped steel is transversely welded at the top opening of the upright post 11 to bear the whole steel structure bridge deck system, and a limiting block is transversely welded on the I-shaped steel so that a steel structure bridge deck system rod piece can be conveniently and quickly positioned;
the lifting appliance for the bridge deck system mainly comprises longitudinal beams 12, steel lifting belts 13, a lifting appliance 14 for the steel bridge deck system and connecting blocks 15, wherein the connecting blocks 15 are made of steel plates, and the longitudinal beams 12 are made of profile steel;
the connecting block 15 is connected with a pulley block of the cable hoisting system, and then is connected with the longitudinal beam 12 through the steel sling 13, the longitudinal beam 12 is connected with a steel structure bridge deck system hanger 14, and in order to ensure balance, the longitudinal beam is weighted 16 on the side of the side span.
The system will be further described in with reference to the construction drawing, and the specific implementation is as follows;
, arranging a cable hoisting system:
and arranging a cable hoisting system, wherein the cable hoisting system is formed by reforming the steel truss girder hoisting system, namely, the steel structure bridge deck system can be hoisted after the sling is replaced. As described above, the cable hoisting system is mainly composed of a bearing cable, an anchoring system, a crown block, a hoisting tackle block, a traction tackle block, a hoisting winch, a traction winch and the like.
Step two: the bridge deck system is assembled in the place and is arranged:
in order to facilitate the assembly of the steel structure bridge deck system, an assembly pedestal is arranged at the end of the side-span side approach bridge. The pedestal is supported by being fixed in the steel pipe stand on the side span approach bridge, through channel-section steel parallel connection interconnect, forms wholly in order to guarantee stability, and the steel pipe stand highly need guarantee the manual work can convenient work in the lower part when steel structure bridge floor system is assembled, and the steel structure bridge floor system is born to the horizontal welding I-steel in stand apical margin, and the horizontal welding stopper on the I-steel makes things convenient for steel structure bridge floor system member to fix a position fast.
Step three: processing of the bridge deck lifting appliance:
the special lifting appliance suitable for the steel structure bridge deck system is processed.
The lifting appliance mainly comprises a longitudinal beam, a steel lifting belt, a steel structure bridge deck system lifting appliance and a connecting block, and is composed of steel plates and section steel.
The connecting block is connected with the lower hanging rack of the hoisting tackle group of the cable hoisting system, the steel sling is connected with the longitudinal beam, the longitudinal beam is connected with the steel structure bridge deck system section through a 'return' shaped lifting tool, and the longitudinal beam is laterally balanced on the side of the longitudinal beam for ensuring balance.
Step four: assembling bridge deck sections:
the steel structure bridge deck system is assembled according to the drawing, and the steel structure bridge deck system rods are only hinged firstly in the assembling process.
The longeron is put at first through hoist and mount of steel construction bridge surface system festival section, fixes a position the horizontal position fast through horizontal spacing on the pedestal, adjusts longitudinal position again, then punches the nail through the connecting plate and the preformed hole of longitudinal section and connects two festival section longerons, connects each longeron through the crossbeam after the longeron connection is accomplished, for the fine setting when making things convenient for the later stage to take one's place during assembling, only bolt joint between the member and do not weld earlier.
Step five: hoisting the bridge deck sections:
firstly, the steel cable of a winch on the side span approach bridge is connected to a lifting appliance, the side span approach bridge is dragged through the winch and the cable, the lifting system is matched, namely, the winch receives the rope, the cable is hoisted and hoisted to the position where the side span side steel structure bridge deck system is assembled, the lifting appliance is installed, then the steel structure bridge deck system is swung to the midspan side through the cooperation of the winch and the cable, namely, the winch releases the rope, the cable is hoisted and hoisted, the lifting system receives the rope, then the connection between the winch and the lifting appliance is removed, and the steel structure bridge deck system is hoisted to the position to be installed through the cable hoisting and dragging system.
Step six: installing bridge deck system sections:
and after the steel structure bridge deck system reaches the installation position, positioning the steel structure bridge deck system by hoisting and walking and hoisting cables, finely adjusting the steel structure bridge deck system by using a chain pulley, and after the steel structure bridge deck system falls to the position, connecting the steel structure bridge deck system with a support and hinging the steel structure bridge deck system with the installed steel structure bridge deck system at the front section.
Because of the hoist has two rows of hoisting points on steel construction bridge floor system, the bridge floor system subsection is very steady in whole hoist and mount and positioning process, and steel construction bridge floor system adopts two sections whole to assemble back hoist and mount simultaneously moreover, and its subsection has two rows of strong points and constitutes the simply supported cantilever beam system, and the system is stable after the position that falls makes the accurate adjustment efficient of taking one's place.
The above are indicated in fig. 1, 2, 3, 4 and 5.
The utility model has the advantages that: the utility model discloses compare traditional technology advantage and do:
1) two bridge deck system segments are hoisted for times, and the work efficiency is high.
2) The system for hoisting the steel structure bridge road system is more scientific, the hoisting process is more stable, the steel structure bridge road system is more efficient to be butted with the installed sections, and the installation and the positioning are more stable and accurate.
Various modifications to these embodiments will be readily apparent to those skilled in the art, and the -like principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention.
Claims (2)
- The hoisting system is suitable for a steel structure bridge deck system of a suspension bridge, and is characterized by comprising a cable hoisting system, a bridge deck system and a bridge deck system hanger;the cable hoisting system mainly comprises a bearing cable (1), a crown block (2), a traction sheave block (3), a traction winch (4), a hoisting winch and an anchoring system; the traction winch (4) is positioned on the approach bridge (5), and all parts are connected by a bearing rope;the bridge deck system comprises an approach bridge (5), a lattice beam (6), a bearing pier cross beam (7), a longitudinal beam bearing pier (8) and a bearing pier longitudinal beam connecting piece (9), wherein the bridge deck system is supported by a steel pipe upright post (11) fixed on a side span approach bridge (10), all parts are connected with one another to form a whole, and an I-shaped steel is transversely welded at a top opening of the upright post (11) to bear the whole steel structure bridge deck system;the lifting appliance for the bridge deck system mainly comprises longitudinal beams (12), steel lifting belts (13), a lifting appliance for the steel bridge deck system (14) and connecting blocks (15), wherein the connecting blocks (15) are made of steel plates, and the longitudinal beams (12) are made of profile steel;the connecting block (15) is connected with a pulley block of the cable hoisting system, and then is connected with the longitudinal beam (12) through the steel sling (13), and the longitudinal beam (12) is connected with a steel structure bridge deck system hanger (14).
- 2. Hoisting system suitable for suspension bridge steel structural bridge deck systems according to claim 1, characterized in that, to ensure balance, counterweights (16) are provided on the side of the stringer runways.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920583880.8U CN210002233U (en) | 2019-04-26 | 2019-04-26 | Hoisting system suitable for suspension bridge steel structure bridge deck system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920583880.8U CN210002233U (en) | 2019-04-26 | 2019-04-26 | Hoisting system suitable for suspension bridge steel structure bridge deck system |
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| CN210002233U true CN210002233U (en) | 2020-01-31 |
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| CN201920583880.8U Active CN210002233U (en) | 2019-04-26 | 2019-04-26 | Hoisting system suitable for suspension bridge steel structure bridge deck system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109914223A (en) * | 2019-04-26 | 2019-06-21 | 四川路桥华东建设有限责任公司 | A kind of Lift-on/Lift-off System and its operating method suitable for suspension bridge steel construction bridge deck |
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2019
- 2019-04-26 CN CN201920583880.8U patent/CN210002233U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109914223A (en) * | 2019-04-26 | 2019-06-21 | 四川路桥华东建设有限责任公司 | A kind of Lift-on/Lift-off System and its operating method suitable for suspension bridge steel construction bridge deck |
| CN109914223B (en) * | 2019-04-26 | 2024-01-23 | 四川路桥华东建设有限责任公司 | Hoisting system suitable for suspension bridge steel structure bridge deck system and operation method thereof |
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