CN222006993U - A kind of lifting device suitable for transporting prefabricated bridge panels - Google Patents
A kind of lifting device suitable for transporting prefabricated bridge panels Download PDFInfo
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- CN222006993U CN222006993U CN202420322709.2U CN202420322709U CN222006993U CN 222006993 U CN222006993 U CN 222006993U CN 202420322709 U CN202420322709 U CN 202420322709U CN 222006993 U CN222006993 U CN 222006993U
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- lifting
- lifting appliance
- prefabricated bridge
- transportation
- cross beam
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 43
- 239000010959 steel Substances 0.000 claims abstract description 43
- 238000005096 rolling process Methods 0.000 claims abstract description 16
- 238000003466 welding Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 12
- 238000012545 processing Methods 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
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Abstract
The utility model provides a lifting appliance suitable for transporting prefabricated bridge decks, which comprises a lifting appliance cross beam, a lifting appliance longitudinal beam and connecting lug plates, wherein two connecting lug plates are arranged in the middle of the lifting appliance cross beam; two sides of the lifting appliance cross beam are respectively provided with two lifting appliance longitudinal beams, each lifting appliance longitudinal beam is vertically connected to the lifting appliance cross beam, and the lifting appliance longitudinal beams are connected with the prefabricated bridge deck plates to be transported into a whole through corresponding finish rolling screw steels and sleeves. The utility model has simple structure, convenient processing and material saving. The connectivity of prefabricated decking and hoist longeron is good, when guaranteeing structural safety, has reduced the loaded down with trivial details procedure of connection. Meanwhile, the stability is good when the prefabricated bridge deck is transported, and the safety of the prefabricated bridge deck in the lifting transportation and falling process is ensured.
Description
Technical Field
The utility model relates to the technical field of bridge deck prefabrication, in particular to a lifting appliance suitable for conveying prefabricated deck slabs.
Background
With the rapid development of economy in China, the requirements on traffic are increasingly increased, the steel structure bridge plays an irreplaceable role as an important infrastructure, and particularly, the large-span steel structure arch bridge is favored by people in terms of unique structure and graceful modeling and is widely applied to highway traffic infrastructure construction. The construction process of installing the arch rib, the arch upright post, the steel beam and the bridge deck plate by adopting the cable hoisting system is adopted in the large-span steel pipe concrete arch bridge, wherein the prefabricated bridge deck plate is hoisted and transported, and each construction unit continuously seeks a manufacturing mode of a prefabricated bridge deck plate transportation lifting appliance with safety and stability and simple structure, so that the operation safety of the prefabricated bridge deck plate in the hoisting and transportation process is ensured.
Publication number is CN108221696A, discloses a special lifting sling of prefabricated decking, includes: the device comprises a bearing comb-shaped steel plate, a lifting rope, a steel bar hook, a steel bar bolt and a limiting piece; on the bearing comb-shaped steel plate hanging holes are arranged on two sides of the end, the lifting rope is arranged in the lifting hole in a penetrating way, the lower end of the bearing comb-shaped steel plate is provided with a plurality of comb teeth; the steel bar hook is welded on comb teeth at the lower end of the bearing comb-shaped steel plate; the steel bar bolt is erected in the steel bar hook, and the limiting parts are arranged at two ends of the steel bar bolt. The special lifting sling for the prefabricated bridge deck can facilitate the lifting of the prefabricated bridge deck, can not damage the prefabricated bridge deck, can avoid the embedded bar lifting rings of the bridge deck, reduces the subsequent embedded bar lifting ring cutting procedures, eliminates the hidden danger that residual embedded bars possibly have corrosion channels, simplifies the construction procedure of the installation engineering of the prefabricated bridge deck, and has safe and efficient lifting.
The prior prefabricated bridge deck lifting appliance has the problems of complex structure, delay of construction progress caused by relatively large processing difficulty, increase of cost and the like.
Disclosure of utility model
In order to solve the problems that the existing prefabricated bridge deck lifting appliance is complex in structure, the construction progress is delayed and the cost is increased due to relatively high processing difficulty, the utility model provides the lifting appliance suitable for conveying the prefabricated bridge deck, the problems that the prefabricated bridge deck lifting appliance is inconvenient to manually operate during processing and the processing time is long are solved, and meanwhile, the stability of the lifting appliance structure is guaranteed.
The utility model adopts the technical scheme that:
The lifting appliance suitable for transporting the prefabricated bridge deck comprises a lifting appliance cross beam, a lifting appliance longitudinal beam and connecting lug plates, wherein two connecting lug plates are arranged in the middle of the lifting appliance cross beam; two sides of the lifting appliance cross beam are respectively provided with two lifting appliance longitudinal beams, each lifting appliance longitudinal beam is vertically connected to the lifting appliance cross beam, and the lifting appliance longitudinal beams are connected with the prefabricated bridge deck plates to be transported into a whole through corresponding finish rolling screw steels and sleeves.
The connecting lug plate is connected with a lifting hook of the gantry crane through a pin shaft.
The connecting lug plate is fixedly connected with the hanger beam through the second stiffening plate.
The lifting appliance cross beam is formed by welding double-spliced I-shaped steel; the sling longitudinal beam is formed by welding double-spliced I-shaped steel.
Two sides of the upper surface of the sling longitudinal beam are provided with backing plates.
The sling longitudinal beam is vertically connected to the sling cross beam through a corresponding first stiffening plate.
The hanger longitudinal beams are connected with the sleeve through finish rolling threaded steel turnings, two finish rolling threaded steels are arranged on each hanger longitudinal beam, and the finish rolling threaded steels are symmetrically distributed at two ends of the hanger longitudinal beam.
The utility model has the beneficial effects that:
compared with the traditional lifting appliance, the lifting appliance has the advantages of simple structure, convenient processing, material saving and recycling. The prefabricated bridge deck has good connectivity with the lifting appliance, and reduces complicated procedures of connection while ensuring the structural safety. Meanwhile, the stability is good when the prefabricated bridge deck is transported, and the safety of the prefabricated bridge deck in the lifting transportation and falling process is ensured.
Drawings
The present utility model will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a left side view of a structure of a lifting appliance provided by the utility model.
Fig. 2 is a front view of the structure of the lifting appliance provided by the utility model.
Fig. 3 is a top view of the structure of the lifting appliance provided by the utility model.
In the drawings, reference numerals are: 1. a spreader beam; 2. a hanger longitudinal beam; 3. a first stiffening plate; 4. ear plates; 5. a second stiffening plate; 6. finish rolling deformed steel bars; 7. a connecting plate; 8. a sleeve; 9. and a pin shaft.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Various structural schematic diagrams according to the disclosed embodiments of the present utility model are shown in the accompanying drawings. The figures are not drawn to scale, wherein certain details are exaggerated for clarity of presentation and may have been omitted. The shapes of the various regions, layers and their relative sizes, positional relationships shown in the drawings are merely exemplary, may in practice deviate due to manufacturing tolerances or technical limitations, and one skilled in the art may additionally design regions/layers having different shapes, sizes, relative positions as actually required.
Example 1:
In order to solve the problems of complex structure, delay of construction progress and increase of cost caused by relatively large processing difficulty of the existing prefabricated bridge deck lifting appliance, the utility model provides the lifting appliance suitable for conveying the prefabricated bridge deck, which is shown in fig. 1-3.
The lifting appliance suitable for transporting the prefabricated bridge deck comprises a lifting appliance cross beam 1, a lifting appliance longitudinal beam 2 and connecting lug plates 4, wherein two connecting lug plates 4 are arranged in the middle of the lifting appliance cross beam 1; two sides of the lifting beam 1 are respectively provided with two lifting beam 2, each lifting beam 2 is vertically connected to the lifting beam 1, and the lifting beam 2 is connected with a prefabricated bridge deck to be transported into a whole through corresponding finish rolling deformed steel bars 6 and sleeves 8.
As shown in fig. 3, in the utility model, a hanger beam 1 is centrally provided with two connecting lug plates 4; two sides of the lifting beam 1 are respectively provided with 2 lifting longitudinal beams 2, and each lifting longitudinal beam 2 is vertically connected to the lifting beam 1.
When the crane is specifically used, firstly, before hoisting, the upper end connecting lug plate 4 is connected with the lifting hook of the portal crane through the pin shaft 9, and the sling longitudinal beam 2 at the lower end is connected with the prefabricated bridge deck into a whole through the finish rolling deformed steel bar 6 and the sleeve 8.
In the utility model, the prefabricated bridge deck is connected with the lifting appliance longitudinal beam 2 through the sleeve 8 and the finish rolling screw steel 6, the lifting appliance cross beam 1 is provided with the connecting lug plates 4 in the middle, and the lifting appliance longitudinal beam 2 is symmetrically arranged at two ends of the lifting appliance cross beam 1, so that the stability of lifting is ensured.
The utility model has convenient processing, saves materials and can be recycled. The prefabricated bridge deck and the lifting appliance provided by the utility model have good connectivity, so that the complicated procedure of connection is reduced while the structural safety is ensured. Meanwhile, the stability is good when the prefabricated bridge deck is transported, and the safety of the prefabricated bridge deck in the lifting transportation and falling process is ensured.
Example 2:
Based on the embodiment 1, in this embodiment, preferably, the connecting lug plate 4 is connected to a hook of the gantry crane through a pin 9.
Preferably, the connecting lug plate 4 is fixedly connected with the hanger beam 1 through the second stiffening plate 5.
As shown in fig. 1, the lifting beam 1 is centrally provided with a connection lug plate 4, the connection lug plate 4 is reinforced and connected with the lifting beam 1 through a second stiffening plate 5, the second stiffening plate 5 is respectively perpendicular to two sides of the connection lug plate 4, and the lower end face of the second stiffening plate 5 is connected with the lifting beam 1. The connecting lug plate 4 is prevented from falling off in the lifting process, and the connection of the lifting hook of the portal crane is effectively ensured.
Preferably, the lifting appliance cross beam 1 is formed by welding double-spliced I-shaped steel; the sling longitudinal beam 2 is formed by welding double-spliced I-shaped steel.
Preferably, two sides of the upper surface of the sling longitudinal beam 2 are provided with backing plates 7.
As shown in fig. 1, the spreader stringers 2 are formed by welding double-spliced i-shaped steel, two sides of the upper surface of each spreader stringer 2 are provided with two base plates 7, and each spreader stringer 2 is provided with two base plates 7, wherein the base plates 7 disperse the force born by the sleeve 8 on the spreader stringer 2.
Preferably, the sling longitudinal beam 2 is vertically connected to the sling cross beam 1 through a corresponding first stiffening plate 3.
As shown in fig. 1, two sides of the spreader beam 1 are respectively provided with 2 spreader stringers 2, and each spreader stringer 2 is vertically connected to the spreader beam 1 through two groups of first stiffening plates 3; each group of first stiffening plates 3 are two stiffening plates which are respectively connected to the left side and the right side of the lifting appliance cross beam 1 to strengthen the connection between the lifting appliance cross beam 1 and the lifting appliance longitudinal beam 2.
Preferably, the hanger stringers 2 are connected with the sleeves 8 by threading the finish-rolled deformed steel bars 6, and each hanger stringer 2 is provided with two finish-rolled deformed steel bars 6, and the finish-rolled deformed steel bars 6 are symmetrically distributed at two ends of the hanger stringers 2.
As shown in fig. 2, the spreader stringers 2 are connected with the sleeves 8 by threading the finish-rolled deformed steel bars 6, and each spreader stringer 2 is provided with two finish-rolled deformed steel bars 6, and the finish-rolled deformed steel bars 6 are symmetrically distributed at two ends of the spreader stringer 2.
In the utility model, the upper end part of the finish rolling deformed steel bar 6 penetrates out of the upper surface of the hanger longitudinal beam 2 and is fastened through the corresponding sleeve 8. When fixing prefabricated decking, corresponding finish rolling deformed steel bars 6 downwards pass through corresponding holes in the prefabricated decking, then pass out of the lower surface of the prefabricated decking to fasten through corresponding sleeve 8 at the lower end of finish rolling deformed steel bars 6, fix the prefabricated decking on hoist longeron 2, and such connected mode is simple and quick.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
It is also to be understood that the terminology used in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
The foregoing examples are merely illustrative of the present utility model and are not intended to limit the scope of the present utility model, and all designs that are the same or similar to the present utility model are within the scope of the present utility model. The device structure and method steps not described in detail in the present utility model are all prior art, and will not be further described in the present utility model.
Claims (7)
1. Hoist suitable for prefabricated decking transportation, its characterized in that: the lifting device comprises a lifting device cross beam (1), lifting device longitudinal beams (2) and connecting lug plates (4), wherein two connecting lug plates (4) are arranged in the middle of the lifting device cross beam (1); two sides of the lifting beam (1) are respectively provided with two lifting longitudinal beams (2), each lifting longitudinal beam (2) is vertically connected to the lifting beam (1), and the lifting longitudinal beams (2) are connected with the prefabricated bridge deck plates to be transported into a whole through corresponding finish rolling screw steels (6) and sleeves (8).
2. A spreader adapted for transportation of prefabricated bridge decks according to claim 1, characterized in that: the connecting lug plate (4) is connected with a lifting hook of the gantry crane through a pin shaft (9).
3. A spreader adapted for transportation of prefabricated bridge decks according to claim 1, characterized in that: the connecting lug plate (4) is fixedly connected with the hanger beam (1) through the second stiffening plate (5).
4. A spreader adapted for transportation of prefabricated bridge decks according to claim 1, characterized in that: the lifting appliance cross beam (1) is formed by welding double-spliced I-shaped steel; the sling longitudinal beam (2) is formed by welding double-spliced I-shaped steel.
5. A spreader adapted for transportation of prefabricated bridge decks according to claim 1, characterized in that: two sides of the upper surface of the sling longitudinal beam (2) are provided with backing plates (7).
6. A spreader adapted for transportation of prefabricated bridge decks according to claim 1, characterized in that: the lifting appliance longitudinal beam (2) is vertically connected to the lifting appliance cross beam (1) through a corresponding first stiffening plate (3).
7. A spreader adapted for transportation of prefabricated bridge decks according to claim 1, characterized in that: the hanger longitudinal beams (2) are connected with the sleeves (8) through finish rolling threaded steel (6) threading, two finish rolling threaded steel (6) are arranged on each hanger longitudinal beam (2), and the finish rolling threaded steel (6) are symmetrically distributed at two ends of the hanger longitudinal beam (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420322709.2U CN222006993U (en) | 2024-02-21 | 2024-02-21 | A kind of lifting device suitable for transporting prefabricated bridge panels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420322709.2U CN222006993U (en) | 2024-02-21 | 2024-02-21 | A kind of lifting device suitable for transporting prefabricated bridge panels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222006993U true CN222006993U (en) | 2024-11-15 |
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ID=93418558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420322709.2U Active CN222006993U (en) | 2024-02-21 | 2024-02-21 | A kind of lifting device suitable for transporting prefabricated bridge panels |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222006993U (en) |
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- 2024-02-21 CN CN202420322709.2U patent/CN222006993U/en active Active
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20250314 Address after: 210000 No. 396 Binjiang Avenue, Jiangbei new area, Nanjing, Jiangsu Patentee after: East China Construction Co., Ltd. of CCCC Second Highway Engineering Co.,Ltd. Country or region after: China Address before: 710119 No.29, No.1 Enterprise Park, West Avenue, high tech Zone, Xi'an City, Shaanxi Province Patentee before: CCCC-SHEC SECOND ENGINEERING Co.,Ltd. Country or region before: China |