CN218664946U - Multi-lifting-point universal lifting appliance suitable for lifting steel box girder - Google Patents
Multi-lifting-point universal lifting appliance suitable for lifting steel box girder Download PDFInfo
- Publication number
- CN218664946U CN218664946U CN202223078886.0U CN202223078886U CN218664946U CN 218664946 U CN218664946 U CN 218664946U CN 202223078886 U CN202223078886 U CN 202223078886U CN 218664946 U CN218664946 U CN 218664946U
- Authority
- CN
- China
- Prior art keywords
- lifting
- web
- point
- plate
- lug
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Leg Units, Guards, And Driving Tracks Of Cranes (AREA)
Abstract
The utility model relates to a general type hoist of many hoisting points suitable for hoist and mount of steel case roof beam. The utility model discloses a roof and bottom plate, be connected with central web, hoisting point web and side web between roof and the bottom plate, two hoisting point web symmetric connection is in the both sides of central web, and one side of every hoisting point web is connected the side web, be connected with down the hoisting point baffle between side web, roof and the bottom plate, the hoisting point web is connected with the lug flitch, it is equipped with first lug hole to go up the lug flitch, the hoisting point baffle is connected with lower lug flitch down, lower lug flitch is equipped with the second lug hole. The utility model discloses can be so that at the lifting by crane in-process overall structure atress, the wholeness is good, and the security is high, satisfies the hoist and mount, shipment, the shipment work of each type of large-scale girder steel, and this hoist commonality is stronger, easy operation, and hoisting efficiency is high.
Description
Technical Field
The utility model belongs to the technical field of the hoist and mount of steel case roof beam technique and specifically relates to indicate a general type hoist of many hoisting points suitable for hoist and mount of steel case roof beam.
Background
The large steel box girder has the advantages of light structure dead weight, large span, short construction period of bridge site, easy quality guarantee, high reliability and the like, and is widely applied to bridge construction in China. After the steel box girder is segmented in a factory, the steel box girder is often hoisted and transported to a bridge site through temporarily arranged hoisting points. The temporary hoisting point of the steel box girder is generally arranged at the position of the middle web plate or the outer web plate with higher structural rigidity. The spacing of the temporary hoisting points of the steel box girders with different overall dimensions can be changed along with different structural characteristics. In order to meet the vertical stress state of temporary hoisting points in hoisting operation, when different types of steel box girders are hoisted and shipped, special hoists need to be manufactured according to the intervals of the temporary hoisting points, the efficiency is low, and the cost is increased.
Disclosure of Invention
An object of the utility model is to remedy the not enough of current equipment of lifting by crane, provide one kind not only safe, but also effective, economic general type hoist, for the enterprise reduces safe risk, practice thrift manufacturing cost, improve hoist and mount efficiency.
For solving the technical problem, the utility model provides a many hoisting points general type hoist suitable for steel case roof beam hoist and mount, including roof and bottom plate, be connected with central web, hoisting point web and side web between roof and the bottom plate, two hoisting point web symmetric connection is in the both sides of central web, and one side of every hoisting point web is connected the side web, be connected with down the hoisting point baffle between side web, roof and the bottom plate, the hoisting point web is connected with the lug flitch, it is equipped with first lug hole to go up the lug flitch, the hoisting point baffle is connected with down the lug flitch down, the lug flitch is equipped with second lug hole down.
In an embodiment of the present invention, the top plate includes a straight edge and a bending edge symmetrically disposed on both sides of the straight edge.
In an embodiment of the present invention, the bottom plate is provided with a plurality of sections, the bottom plate is disconnected at positions where the lower hoisting point partition plate and the hoisting point web are located, and is continuously constructed at other positions.
The utility model discloses an in an embodiment, the hoisting point baffle is equipped with a plurality ofly down, and the distance between two adjacent lower hoisting point baffles increases along the hoist center in proper order.
The utility model discloses an in an embodiment, still be connected with central baffle and symmetry between central web, roof and the bottom plate and locate the first enhancement baffle of central baffle both sides.
The utility model discloses an in an embodiment, be connected with the second between hoisting point web, roof and the bottom plate and strengthen the baffle in last lug flitch position department.
The utility model discloses an in an embodiment, be connected with first stiffening plate between second enhancement baffle and the upper lug flitch.
In an embodiment of the present invention, the side end of each of the side end web, the top plate and the bottom plate is connected to an end sealing plate.
The utility model discloses an in an embodiment, be connected with the second stiffening plate between lower hoisting point baffle and the lower lug flitch.
Compared with the prior art, the technical scheme of the utility model have following advantage:
a general type hoist of many hoisting points suitable for hoist and mount of steel case roof beam, hoist upside main lug (go up the lug flitch) and the integrated integral type of web, the downside respectively divides lug (lower lug flitch) to adopt down hoisting point baffle overall structure, and with the full penetration welding of both sides web, lift by crane in-process overall structure atress, the wholeness is good, the security is high, can satisfy the hoist and mount operation of 500 tons of girder steels the biggest. Through the investigation of large-scale girder steel single-section weight, interim hoisting point interval in the past, set up the lug of five different intervals of group below the hoist, satisfy the hoist and mount, shipment, the shipment work of various types of large-scale girder steel, this hoist commonality is stronger, easy operation, and hoist and mount efficiency is high.
Drawings
In order to make the content of the invention more clearly understood, the invention will now be described in further detail with reference to specific embodiments thereof, taken in conjunction with the accompanying drawings, in which
Fig. 1 is the utility model discloses a general type hoist overall structure sketch map of many hoisting points.
Fig. 2 is a schematic structural view of the central web of the utility model.
Fig. 3 is a schematic structural view of a lifting point web of the utility model.
Fig. 4 is a schematic structural view of a side web of the utility model.
Fig. 5 is a schematic structural view of the central partition, the first reinforcing partition and the second reinforcing partition of the present invention.
Fig. 6 is a schematic structural view of the upper lug flitch and the lower lug flitch of the utility model.
Fig. 7 is a schematic view of the connection structure of the upper lifting lug flitch of the utility model.
Fig. 8 is a schematic view of the connection structure of the lower lug flitch of the present invention.
The specification reference numbers indicate: 1. a top plate; 2. a base plate; 3. a central web; 4. a hoisting point web; 5. a lateral end web; 6. a lower hoisting point clapboard; 7. an upper lifting lug flitch; 8. a lower lifting lug flitch; 9. a central partition; 10. a first reinforcing spacer; 11. a second reinforcing spacer; 12. a first stiffener plate; 13. an end sealing plate; 14. a second stiffener.
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Referring to fig. 1 to 8, the utility model discloses a many hoisting points general type hoist suitable for hoist and mount of steel box girder, it is the box structure, including roof 1 and bottom plate 2, be connected with central web 3, hoisting point web 4 and side web 5, two between roof 1 and the bottom plate 2 hoisting point web 4 symmetric connection in the both sides of central web 3, one side of every hoisting point web 4 is connected side web 5, be connected with down hoisting point baffle 6 between side web 5, roof 1 and the bottom plate 2, hoisting point web 4 is connected with upper lifting lug flitch 7, upper lifting lug flitch 7 is equipped with first lifting lug hole, lower hoisting point baffle 6 is connected with lower lifting lug flitch 8, lower lifting lug flitch 8 is equipped with the second lifting lug hole.
Specifically, the top plate 1 includes a straight edge and bending edges symmetrically disposed at two sides of the straight edge. In this embodiment, the top plate 1 is 1 in number, has a size of 30 × 570 × 24063, is made of Q355B, and is bent at 5985mm positions on both sides, and has a bending angle of 9 °.
More specifically, two long sides of the top plate 1 are provided with asymmetric K-shaped grooves, and the asymmetric K-shaped grooves and web plates on two sides are welded in a full penetration mode. The thickness of central web 3 and side end web 5 is 20mm, the thickness of hoisting point web 4 is 30mm, and the thickness of upper lug flitch 7, lower lug flitch 8 is 20mm, and the material is Q355B.
More specifically, in order to ensure the concentricity of the upper lifting lug attachment plate 7, the lifting point web plate 4 and the upper lifting lug attachment plate 7 are welded into a whole during manufacturing, the whole first lifting lug hole is bored, 10mm machining amount is reserved for the middle lifting point hole of the lifting point web plate 4 and the upper lifting lug attachment plate 7 during blanking, and the bore diameter of the machined first lifting lug hole is 140mm; the outer side of the upper lifting lug attachment plate 7 is a single-side 12mm fillet weld, the inner side of the upper lifting lug attachment plate 7 is provided with a 10 multiplied by 10 corner cut, and the inner side is a partial penetration weld;
specifically, full penetration welding seams are adopted among the central web 3, the lifting point webs 4 and the side end webs 5, the welding seams are ground flat after welding, and transition slopes of 1.
In particular, the base plate 2 is provided with several sections, the base plate 2 being broken at the location of the lower suspension point partition 6 and the suspension point web 4, and being of continuous configuration at the remaining locations. In this embodiment, the number of the base plates 2 is 9, the thickness is 30mm, the width is 570mm, the lengths are 485mm,1170mm,1620mm,2485mm and 6600mm, and the material is Q355B.
The bottom plate 2 and the web plate are welded by partial penetration of a single-side V-shaped groove, the truncated edge is 4mm, and the angle of the groove is 45 degrees.
Specifically, the lower lifting point partition plates 6 are provided in plurality, and the distance between two adjacent lower lifting point partition plates 6 increases along the center of the lifting appliance in sequence. In this embodiment, the thickness of the lower lifting point partition plates 6 is 30mm, and in order to be used for lifting large steel box girders with different lifting point distances, 5 groups of the lower lifting point partition plates are arranged at intervals of 11.6m, 14.9m, 18.2m, 20.6m and 23.0m.
Specifically, a central partition plate 9 and first reinforcing partition plates 10 symmetrically arranged on two sides of the central partition plate 9 are further connected among the central web plate 3, the top plate 1 and the bottom plate 2. In the embodiment, the number of the central partition plates 9 is one, the thickness is 20mm, and fillet welds with 12mm on two sides are welded between the central partition plates 9 and the top plate 1 and the central web 3 and are not welded with the bottom plate 2; the first reinforcing partition plates 10 are six in number and 20mm in thickness, the first reinforcing partition plates 10 are partially penetration welded with the top plate 1, the central web 3 and the bottom plate 2 through single-side V-shaped grooves, the truncated edges are 2mm, and the groove angles are 45 degrees.
Specifically, a second reinforced clapboard 11 is connected among the hoisting point web plate 4, the top plate 1 and the bottom plate 2 at the position of the upper lifting lug flitch plate 7.
Specifically, a first stiffening plate 12 is connected between the second reinforcing partition 11 and the upper lifting lug flitch 7.
Specifically, end sealing plates 13 are connected to respective side ends of the side end web 5, the top plate 1 and the bottom plate 2.
Specifically, a second stiffening plate 14 is connected between the lower lifting point partition plate 6 and the lower lifting lug flitch 8.
Specifically, in order to ensure the concentricity of the lower lifting lug attachment plate 8, the lower lifting point partition plate 6 and the lower lifting lug attachment plate 8 are welded into a whole during manufacturing, the whole lifting lug hole is bored, 10mm machining amount is reserved during blanking, and the hole diameter of the machined lifting lug hole is 140mm; the outer side of the lower lifting lug flitch 8 is a single-side 12mm fillet weld, the inner side of the lower lifting lug flitch 8 is provided with a 10 multiplied by 10 corner cut, and the inner side is a partial penetration weld;
more specifically, the lower hoisting point partition plate 6 is fully penetration welded with webs on two sides by adopting an asymmetric K-shaped groove, and is partially penetration welded with the top plate 1 by adopting a symmetric K-shaped groove.
In order to ensure that the connecting welding seams between the components meet the design requirements, the lifting appliance adopts a side-mounted construction process, a web plate unit on one side is laid on a jig frame, each partition plate, a top plate 1 and another web plate unit are sequentially assembled, after the lifting appliance is assembled into a groove shape, the welding of all the welding seams between the components is completed, after the flaw detection is qualified, a bottom plate 2 is assembled from the middle to two sides, and finally two side sealing plates are assembled.
The utility model discloses to the steel case roof beam of different tonnages, different hoisting point intervals, design a many hoisting points general type hoist, this hoist can satisfy the steel case roof beam hoist and mount operation of 200 ~ 500 tons of segment weight, interim hoisting point interval 11 ~ 23 meters. When different steel box girders are hoisted, the sling is not replaced, and only part of hoisting points are replaced, so that the aim that the sling has universality is fulfilled.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (9)
1. The utility model provides a general type hoist of many hoisting points suitable for hoist and mount of steel box girder, its characterized in that, includes roof (1) and bottom plate (2), be connected with central web (3), hoisting point web (4) and side web (5), two between roof (1) and bottom plate (2) hoisting point web (4) symmetric connection is in the both sides of central web (3), and one side of every hoisting point web (4) is connected side web (5), be connected with down hoisting point baffle (6) between side web (5), roof (1) and bottom plate (2), hoisting point web (4) are connected with upper lifting lug flitch (7), upper lifting lug flitch (7) are equipped with first lifting lug hole, lower hoisting point baffle (6) are connected with lower lifting lug flitch (8), lower lifting lug flitch (8) are equipped with the second lifting lug hole.
2. The multi-lifting-point universal lifting appliance suitable for lifting steel box girders according to claim 1, wherein the top plate (1) comprises a straight edge and bent edges symmetrically arranged at two sides of the straight edge.
3. A multi-lifting-point universal spreader suitable for steel box girder lifting according to claim 1, wherein the bottom plate (2) is provided with several segments, the bottom plate (2) is disconnected at the position of the lower lifting point partition (6) and the lifting point web (4), and is of continuous construction at the rest positions.
4. The universal lifting appliance suitable for lifting the steel box girder comprises a plurality of lower lifting point partition plates (6), wherein the distance between every two adjacent lower lifting point partition plates (6) increases along the center of the lifting appliance.
5. The universal lifting appliance suitable for lifting the steel box girder and comprising multiple lifting points according to claim 1, wherein a central partition plate (9) and first reinforcing partition plates (10) symmetrically arranged on two sides of the central partition plate (9) are further connected among the central web plate (3), the top plate (1) and the bottom plate (2).
6. The multi-lifting-point universal lifting appliance suitable for lifting steel box girders according to claim 1, wherein a second reinforcing partition plate (11) is connected among the lifting point web plate (4), the top plate (1) and the bottom plate (2) at the position of the upper lifting lug attachment plate (7).
7. The multi-lifting-point universal lifting appliance suitable for lifting steel box girders according to claim 6, wherein a first stiffening plate (12) is connected between the second reinforcing partition plate (11) and the upper lifting lug flitch (7).
8. The multi-lifting-point universal lifting appliance suitable for lifting steel box girders according to claim 1, wherein end sealing plates (13) are connected to the respective side ends of the side end web (5), the top plate (1) and the bottom plate (2).
9. The multi-lifting-point universal lifting appliance suitable for lifting steel box girders according to claim 1, wherein a second stiffening plate (14) is connected between the lower lifting point partition plate (6) and the lower lifting lug flitch plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223078886.0U CN218664946U (en) | 2022-11-18 | 2022-11-18 | Multi-lifting-point universal lifting appliance suitable for lifting steel box girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223078886.0U CN218664946U (en) | 2022-11-18 | 2022-11-18 | Multi-lifting-point universal lifting appliance suitable for lifting steel box girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218664946U true CN218664946U (en) | 2023-03-21 |
Family
ID=85538423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223078886.0U Active CN218664946U (en) | 2022-11-18 | 2022-11-18 | Multi-lifting-point universal lifting appliance suitable for lifting steel box girder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218664946U (en) |
-
2022
- 2022-11-18 CN CN202223078886.0U patent/CN218664946U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212024614U (en) | Detachable crane boom and crane | |
| CN101850928B (en) | Special stability truss lifting tool for large-scale complete cross section | |
| CN218664946U (en) | Multi-lifting-point universal lifting appliance suitable for lifting steel box girder | |
| CN215666754U (en) | Fixed type pin shaft standard joint | |
| CN215592333U (en) | Multi-adaptability double-guide-beam bridge crane lifting appliance device with adjustable hole pitch | |
| CN212050135U (en) | Hoisting carrying pole for hoisting prefabricated PC (polycarbonate) component | |
| CN210438256U (en) | 80 ton modular unit hangs row | |
| CN204661179U (en) | Jib structure, boom system and hoisting crane | |
| CN207974239U (en) | A kind of petrochemical industry crosses over steel truss | |
| CN219792284U (en) | Crane jib | |
| CN219670000U (en) | Suspension arm structure | |
| CN213112249U (en) | Novel box girder for crane | |
| CN217600226U (en) | Special crane high strength bending resistance girder structure | |
| CN111847218A (en) | Bottom plate balance lifting appliance for precast concrete composite slab and manufacturing method thereof | |
| CN211769719U (en) | Special hoisting beam for large-span sheet equipment | |
| CN203393722U (en) | Pair-supporting part | |
| CN214141260U (en) | Crane support leg with circular tube structure | |
| CN213330962U (en) | Anchor hanger of rotary drilling rig | |
| CN215797909U (en) | Special hoisting beam for FRP frame structure | |
| CN214653056U (en) | Flexible main beam of multi-fulcrum suspension crane | |
| CN214733915U (en) | H-shaped crane beam turnover device | |
| CN214141266U (en) | Circular tube structure crane | |
| CN218860148U (en) | Special holding pole and lifting system for hoisting shaft of Yangtze river large-span tower | |
| CN215516327U (en) | Double-hook rigging for H-shaped steel beam | |
| CN217051242U (en) | Novel prefabricated T roof beam template lifting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 214513 No. 88, Cargo Station Road, Xingang District, Xingang City, Jingjiang City, Taizhou City, Jiangsu Province Patentee after: China Railway Construction Bridge Engineering Bureau Group Jingjiang Heavy Industry Co.,Ltd. Address before: 214513 No. 88, Cargo Station Road, Xingang District, Xingang City, Jingjiang City, Taizhou City, Jiangsu Province Patentee before: China Railway Construction Bridge Engineering Bureau Group Jingjiang Bridge Technology Industrial Park Co.,Ltd. |