CN220078321U - Steel box girder lifting device - Google Patents
Steel box girder lifting device Download PDFInfo
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- CN220078321U CN220078321U CN202321010929.3U CN202321010929U CN220078321U CN 220078321 U CN220078321 U CN 220078321U CN 202321010929 U CN202321010929 U CN 202321010929U CN 220078321 U CN220078321 U CN 220078321U
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- column
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- hoist
- steel box
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 61
- 239000010959 steel Substances 0.000 title claims abstract description 61
- 230000002457 bidirectional effect Effects 0.000 claims description 10
- 230000001174 ascending effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 3
- 230000004308 accommodation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
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Abstract
The utility model discloses a steel box girder hoisting device, which relates to the field of steel box girder construction, and comprises: the output end of the vertical lifting device can move in the vertical direction and keep the moved position; the hanging plate is horizontally arranged and fixedly connected with the output end of the height lifting device; the top of the first hoisting column is in sliding connection with the hoisting plate and can keep the position after sliding, and the other end of the first hoisting column is used for being fixedly connected with the first end of the steel box girder in a detachable manner; the top and the hoist and mount board sliding connection of second hoist and mount post just can keep the position after sliding, and the other end is used for with the second end of steel case roof beam can detachably fixed connection, can hoist and mount the steel case roof beam of different spans, effectively improves operating efficiency.
Description
Technical Field
The utility model relates to the field of steel box girder construction, in particular to a steel box girder hoisting device.
Background
The bridge steel box girder is a common structural form of a large-span bridge, and is increasingly widely applied. The prefabrication quality of the bridge is the key of traffic engineering construction.
The steel box girders are hoisted through the hoisting device, but the existing hoisting device cannot hoist according to the size of the steel box girders when hoisting, so that when hoisting some large-span steel box girders, some hoisting devices cannot hoist the steel box girders, and larger hoisting devices are required to be replaced to hoist, so that the time is consumed, and the operation efficiency is reduced.
Disclosure of Invention
The utility model aims to provide a steel box girder hoisting device which solves the problems in the prior art, can hoist steel box girders with different spans, effectively improves the operation efficiency and can ensure the stability during hoisting.
In order to achieve the above object, the present utility model provides the following solutions:
the utility model provides a steel box girder hoisting device, which comprises: the output end of the vertical lifting device can move in the vertical direction and keep the moved position; the lifting plate is horizontally arranged and fixedly connected with the output end of the height lifting device; the top of the first hoisting column is in sliding connection with the hoisting plate and can keep the position after sliding, and the other end of the first hoisting column is used for being detachably and fixedly connected with the first end of the steel box girder; the top end of the second hoisting column is in sliding connection with the hoisting plate and can keep the position after sliding, and the other end of the second hoisting column is used for being fixedly connected with the second end of the steel box girder in a detachable mode.
Preferably, the lifting device further comprises a first driving device, an output shaft of the first driving device is connected with the tops of the first lifting column and the second lifting column, and the first driving device can drive the first lifting column and the second lifting column to be close to or far away from each other and keep the positions after the first lifting column and the second lifting column move.
Preferably, the first driving device comprises a first motor and a bidirectional screw rod, the first motor is fixedly arranged on the top surface of the lifting plate, an output shaft of the first motor is fixedly connected with one end of the bidirectional screw rod and can drive the bidirectional screw rod to rotate, the connecting plate is fixedly arranged on the lifting plate and is far away from one end of the first motor, the lifting plate is provided with a through groove, the top of the first lifting column is provided with a first threaded hole, the top of the second lifting column is provided with a second threaded hole, two ends of the bidirectional screw rod are respectively in threaded connection with the first threaded hole and the second threaded hole, and the double-wire screw rod is rotated to enable the first lifting column and the second lifting column to be mutually close to or far away from each other in the length direction of the through groove.
Preferably, the lifting device further comprises a first connecting rod, two first idler wheels, a second connecting rod and two second idler wheels, wherein two connecting grooves are formed in the lifting plate, the two connecting grooves are respectively formed in two sides of the through groove and are arranged in parallel with the through groove, the first connecting rod is vertically fixed in the top of the through groove, the first idler wheels are rotatably connected to two ends of the first connecting rod, the first idler wheels are used for being placed in the connecting groove and can roll in the length direction of the connecting groove, the second connecting rod is vertically fixed in the top of the through groove, two ends of the second connecting rod are rotatably connected with one second idler wheel, the second idler wheel is used for being placed in the connecting groove and can roll in the length direction of the connecting groove,
preferably, the bottom fixedly connected with first hoist and mount frame of first hoist and mount post, the bottom of second hoist and mount post is provided with the second hoist and mount frame, first hoist and mount frame with the second hoist and mount frame is used for being fixed in respectively the both ends fixed connection of steel case roof beam.
Preferably, the vertical lifting device comprises a fixing column and a connecting column, the connecting column is sleeved on the inner side of the fixing column and can move in the vertical direction relative to the fixing column and keep the position after the fixing column moves, and one side of the top of the connecting column is fixedly connected with the lifting plate.
Preferably, the device further comprises a second driving device and a fixing plate, wherein a through hole is formed in the side wall of the fixing column, the fixing plate is arranged below the through hole and fixedly connected with the outer side wall of the fixing column, the second driving device is fixedly arranged on the fixing plate, and an output shaft of the second driving device is connected with the connecting column to drive the connecting column to move in the vertical direction.
Preferably, the connecting column is provided with a toothed plate towards the outer side wall on the direction of the through hole, the two supporting plates are arranged in parallel and are vertically fixed on the top surface of the fixed plate, the second driving device is a second motor, an output shaft of the second motor is rotationally connected with the two supporting plates, the first gear is sleeved and fixed on a position, between the two supporting plates, of the output shaft of the second motor, the second gear is meshed with the first gear and connected with two ends of the second gear respectively in rotational connection with two side walls of the through hole, the second gear is meshed with the toothed plate and connected with the second gear, and the second gear can drive the toothed plate to move in the vertical direction.
Preferably, a gap is arranged between the connecting column and the fixing column, a containing groove is arranged on the outer side wall of the connecting column facing the through hole, and the toothed plate is fixedly arranged in the containing groove.
Preferably, the vertical lifting device further comprises a bottom plate, and the bottom of the vertical lifting device is fixedly arranged on the bottom plate.
Compared with the prior art, the utility model has the following technical effects:
the utility model provides a steel box girder hoisting device, which is characterized in that a first hoisting column and a second hoisting column which can slide on a hoisting plate and can keep the sliding position are arranged, two ends of a steel box girder are fixed by using the first hoisting column and the second hoisting column, and steel box girders with different spans can be fixed and hoisted by mutually approaching or separating the first hoisting column and the second hoisting column, so that the hoisting device is prevented from being replaced when the steel box girders with different spans are faced, the working efficiency is effectively improved, the two ends of the steel box girder are fixed by the first hoisting column and the second hoisting column, the stability of the hoisting process is ensured, and in addition, the hoisting plate can be adjusted in the vertical direction by a vertical adjusting device, so that the height can be accurately controlled when the steel box girders are hoisted.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a steel box girder hoisting device according to the present utility model;
FIG. 2 is a schematic diagram of a side view of a steel box girder hoisting device according to the present utility model;
FIG. 3 is a schematic view of the structure of the bi-directional screw in FIG. 2;
fig. 4 is a perspective view illustrating an internal structure of the fixing post of fig. 1.
In the figure: 1. a bottom plate; 11. fixing the column; 12. a connecting column; 13. a hanging plate; 14. a first lifting column; 15. a first hoisting frame; 16. a steel box girder; 2. a first motor; 21. a two-way screw rod; 22. a connecting plate; 23. a first connecting rod; 24. a first roller; 25. a connecting groove; 3. a fixing plate; 31. a support plate; 32. a second motor; 33. a first gear; 34. a second gear; 35. a toothed plate; 36. a second lifting column; 37. a second hoisting frame; 38. a second connecting rod; 39. and a second roller.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
The utility model aims to provide a steel box girder hoisting device which solves the problems in the prior art, can hoist steel box girders with different spans, effectively improves the operation efficiency and can ensure the stability during hoisting.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
The utility model provides a steel box girder 16 hoisting device, as shown in figures 1-4, comprising: the output end of the vertical lifting device can move in the vertical direction and keep the moved position; the hanging plate 13 is horizontally arranged and fixedly connected with the output end of the height lifting device; the top of the first hoisting column 14 is in sliding connection with the hoisting plate 13 and can keep the position after sliding, and the other end of the first hoisting column is used for being detachably and fixedly connected with the first end of the steel box girder 16; the top of second hoist and mount post 36 and hoist and mount board 13 sliding connection just can keep the position after sliding, the other end is used for can dismantle fixed connection with the second end of steel box girder 16, through setting up first hoist and mount post 14 and second hoist and mount post 36 that can slide and can keep the position after sliding on hoist and mount board 13, use first hoist and mount post 14 and second hoist and mount post 36 to fix the both ends of steel box girder 16, be close to each other or keep away from between first hoist and mount post 14 and the second hoist and mount post 36 and can fix and hoist and mount steel box girder 16 of different spans, thereby when facing steel box girder 16 of different spans, avoid changing hoist and mount device, thereby effectually improved work efficiency, vertical adjusting device can carry out high regulation with hoist and mount board 13 in vertical direction in addition, when hoist and mount steel box girder 16, can carry out accurate control to the height.
In a preferred scheme, the steel box girder 16 lifting device further comprises a first driving device, an output shaft of the first driving device is connected with the tops of the first lifting column 14 and the second lifting column 36, the first driving device can drive the first lifting column 14 and the second lifting column 36 to be close to or far away from each other and keep the moved position, the structure is simple, the use is convenient, and the adjustment of the distance between the first lifting column 14 and the second lifting column 36 is achieved by controlling the first driving device.
In a preferred scheme, first drive arrangement includes first motor 2, two-way lead screw 21 and connecting plate 22, first motor 2 is fixed to be set up on the top surface of hoist plate 13, the output shaft of first motor 2 and the one end fixed connection of two-way lead screw 21 just can drive two-way lead screw 21 and rotate, connecting plate 22 is fixed to be set up on hoist plate 13 and keep away from the one end rotation connection of first motor 2 with two-way lead screw 21, hoist plate 13 is provided with logical groove, the top of first hoist and mount post 14 is provided with first screw hole, the top of second hoist and mount post 36 is provided with the second screw hole, the both ends of two-way lead screw 21 respectively with first screw hole and second screw hole threaded connection, the screw thread of the both sides of two-way lead screw 21 revolves to opposite directions, rotate the double-wire lead screw and can make first hoist and mount post 14 and second hoist and mount post 36 be close to each other or keep away from on the length direction of logical groove, simple structure, convenient operation.
In a preferred scheme, the steel box girder 16 hoist device still includes head rod 23, two first gyro wheels 24, second connecting rod 38 and two second gyro wheels 39, be provided with two spread grooves 25 on the hoist plate 13, two spread grooves 25 set up respectively in the both sides of spread groove and with spread groove parallel arrangement, head rod 23 is fixed in the top that first hoist and mount post 14 passed the spread groove perpendicularly, the both ends of head rod 23 all rotate and are connected with a first gyro wheel 24, first gyro wheel 24 is used for placing in spread groove 25 and can roll in the length direction of spread groove 25, second connecting rod 38 is fixed in the top that second hoist and mount post 36 passed the spread groove perpendicularly, the both ends of second connecting rod 38 all rotate and are connected with a second gyro wheel 39, second gyro wheel 39 is used for placing in the spread groove 25 and can roll in the length direction of spread groove 25, also make things convenient for first hoist and mount post 14 and second hoist and mount post 36 to slide while can supporting first hoist and mount post 14 and second hoist and mount post 36.
In a preferred scheme, the bottom fixedly connected with first hoist and mount frame 15 of first hoist and mount post 14, the bottom of second hoist and mount post 36 is provided with second hoist and mount frame 37, and first hoist and mount frame 15 and second hoist and mount frame 37 are used for being fixed in the both ends fixed connection of steel case roof beam 16 respectively, and simple structure conveniently can dismantle the end with steel case roof beam 16 and fix.
In a preferred scheme, vertical elevating gear includes fixed column 11 and spliced pole 12, and the inboard of fixed column 11 and spliced pole 12 can be moved and keep the position after the removal in vertical direction relative fixed column 11 are located to spliced pole 12 cover, and one side and the hoist and mount board 13 fixed connection at spliced pole 12 top, simple structure.
In a preferred scheme, steel case roof beam 16 hoist device still includes second drive arrangement and fixed plate 3, be provided with the through-hole on the lateral wall of fixed column 11, fixed plate 3 set up in the below of through-hole and with the lateral wall fixed connection of fixed column 11, second drive arrangement is fixed to be set up on fixed plate 3, and second drive arrangement's output shaft is connected with spliced pole 12 in order to drive spliced pole 12 and remove in vertical direction, and is simple in structure, convenient to use realizes that spliced pole 12 is removed in vertical direction relatively with fixed column 11 through control second drive arrangement.
In a preferred scheme, the hoisting device for the steel box girder 16 further comprises two supporting plates 31, a first gear 33 and a second gear 34, wherein a toothed plate 35 is fixedly arranged on the outer side wall of the connecting column 12 in the direction of the through hole, the two supporting plates 31 are arranged in parallel and vertically fixed on the top surface of the fixed plate 3, the second driving device is a second motor 32, an output shaft of the second motor 32 is fixedly connected with the central shaft of the first gear 33, two ends of the central shaft of the first gear 33 are respectively connected with the two supporting plates 31 in a rotating way,
the second gear 34 is meshed with the first gear 33, two ends of a central shaft of the second gear 34 are respectively connected with two side walls of the through hole in a rotating mode, the second gear 34 is meshed with the toothed plate 35, and the toothed plate 35 can be driven to move in the vertical direction through rotation of the second gear 34.
In a preferred scheme, be provided with the accommodation groove on the lateral wall of spliced pole 12 orientation through-hole, pinion rack 35 is fixed to be set up in the accommodation groove, is provided with the clearance between spliced pole 12 and pinion rack 35 and fixed column 11, simple structure, makes things convenient for take place relative movement and can guarantee that spliced pole 12 removes in vertical direction between fixed column and the spliced pole 12.
In a preferred embodiment, the hoisting device for the steel box girder 16 further comprises a bottom plate 1, and the bottom of the vertical lifting device is fixedly arranged on the bottom plate 1.
Working principle: through fixedly connected with first motor 2 on the upper surface of lifting plate 13, the output shaft of first motor 2 has two-way lead screw 21, first lifting column 14 and second lifting column 36 have been cup jointed in the outside of two-way lead screw 21, first lifting column 14 fixedly connected with head rod 23, head rod 23 both ends all are connected with a first gyro wheel 24, second lifting column 36 fixedly connected with second connecting rod 38, second connecting rod 38 both ends all are connected with a second gyro wheel 39, first gyro wheel 24 and second gyro wheel 392 roll connection are at spread groove 25, through starting first motor 2, make two-way lead screw 21 rotate, and then make first lifting column 14 and second lifting column 36 towards the direction in opposite directions, simultaneously, first gyro wheel 24 and second gyro wheel 39 are in the inner slide of spread groove 25, and then can adjust the distance between first lifting column 14 and the second lifting, and then can hoist and mount different steel box girders 16, can adjust the distance between first lifting column 14 and the second lifting according to the size of steel box girders 16, and then can adjust the distance between first lifting column 14 and second lifting girders 37, and the lifting efficiency is convenient to hoist and mount frame 37.
Through being connected with fixed plate 3 on fixed column 11 lateral wall, fixed plate 3's upper surface fixedly connected with backup pad 31, fixedly connected with second motor 32, second motor 32's output shaft has first gear 33, first gear 33's surface meshing is connected with second gear 34, second gear 34's surface meshing is connected with pinion rack 35, through starting second motor 32, make first gear 33 rotate, and then make second gear 34 rotate, and then make pinion rack 35 slide from top to bottom in fixed column 11's inboard, because pinion rack 35 fixed connection is on the lateral wall of spliced pole 12, lifting plate 13 connects one side at the spliced pole 12 top, and then make lifting plate 13 remove in the vertical direction, and then can adjust the overall height of fixed column 11 and spliced pole 12, when lifting up steel box girder 16, can carry out accurate control to the height.
The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.
Claims (10)
1. A steel case roof beam hoist device, its characterized in that: comprising the following steps:
the output end of the vertical lifting device can move in the vertical direction and keep the moved position;
the lifting plate is horizontally arranged and fixedly connected with the output end of the vertical lifting device;
the top of the first lifting column is in sliding connection with the lifting plate and can keep the sliding position, and the other end of the first lifting column is used for being detachably and fixedly connected with the first end of the steel box girder;
the top end of the second lifting column is in sliding connection with the lifting plate and can keep the position after sliding, and the other end of the second lifting column is used for being fixedly connected with the second end of the steel box girder in a detachable mode.
2. The steel box girder lifting device of claim 1, wherein: the lifting device comprises a first lifting column, a second lifting column and a first driving device, wherein the first driving device is arranged on the top of the first lifting column, the second lifting column is arranged on the top of the second lifting column, and the first driving device can drive the first lifting column and the second lifting column to be close to or far away from each other and keep the positions after moving.
3. The steel box girder lifting device of claim 2, wherein: the first driving device comprises a first motor, a bidirectional screw rod and a connecting plate, wherein the first motor is fixedly arranged on the top surface of the lifting plate, an output shaft of the first motor is fixedly connected with one end of the bidirectional screw rod and can drive the bidirectional screw rod to rotate, the connecting plate is fixedly arranged on the lifting plate, one end of the bidirectional screw rod, which is far away from the first motor, is rotationally connected onto the lifting plate, the lifting plate is provided with a through groove, the top of the first lifting column is provided with a first threaded hole, the top of the second lifting column is provided with a second threaded hole, two ends of the bidirectional screw rod are respectively in threaded connection with the first threaded hole and the second threaded hole, and the bidirectional screw rod rotates to enable the first lifting column and the second lifting column to be mutually close to or far away from each other in the length direction of the through groove.
4. A steel box girder lifting device according to claim 3, wherein: still include head rod, two first gyro wheels, second connecting rod and two second gyro wheels, be provided with two spread grooves on the hanger plate, two the spread groove sets up respectively the both sides of logical groove and with logical groove parallel arrangement, the head rod perpendicular is fixed in first hoist and mount post passes the top of logical groove, the both ends of head rod all rotate and be connected with one first gyro wheel, first gyro wheel be used for place in the spread groove and can roll in the length direction of spread groove, the second connecting rod perpendicular is fixed in the second hoist and mount post passes the top of logical groove, the both ends of second connecting rod all rotate and are connected with one the second gyro wheel, the second gyro wheel be used for place in the spread groove and can roll in the length direction of spread groove.
5. The steel box girder lifting device of claim 4, wherein: the bottom fixedly connected with first hoist and mount frame of first hoist and mount post, the bottom of second hoist and mount post is provided with the second hoist and mount frame, first hoist and mount frame with the second hoist and mount frame is used for being fixed in respectively the both ends fixed connection of steel case roof beam.
6. The steel box girder lifting device of claim 1, wherein: the vertical lifting device comprises a fixed column and a connecting column, wherein the connecting column is sleeved on the inner side of the fixed column and can move in the vertical direction relative to the fixed column and keep the position after the fixed column moves, and one side of the top of the connecting column is fixedly connected with the lifting plate.
7. The steel box girder lifting device of claim 6, wherein: the device comprises a connecting column, and is characterized by further comprising a second driving device and a fixing plate, wherein a through hole is formed in the side wall of the fixing column, the fixing plate is arranged below the through hole and fixedly connected with the outer side wall of the fixing column, the second driving device is fixedly arranged on the fixing plate, and an output shaft of the second driving device is connected with the connecting column to drive the connecting column to move in the vertical direction.
8. The steel box girder lifting device of claim 7, wherein: still include two backup pads, first gear and second gear, the spliced pole orientation be provided with the pinion rack on the ascending lateral wall of through-hole direction, two backup pad parallel arrangement just is fixed in perpendicularly on the fixed plate top surface, second drive arrangement is the second motor, the output shaft of second motor with the center pin fixed connection of first gear, the both ends of the center pin of first gear respectively with two the backup pad rotates to be connected, the second gear with first gear engagement is connected, just the both ends of the center pin of second gear respectively with the both sides wall rotation of through-hole is connected, the second gear with the pinion rack engagement is connected, the second gear rotation can drive the pinion rack moves in vertical direction.
9. The steel box girder lifting device of claim 8, wherein: the connecting column faces to the outer side wall of the through hole, a containing groove is formed in the outer side wall of the through hole, the toothed plate is fixedly arranged in the containing groove, and a gap is formed between the connecting column and the toothed plate and between the toothed plate and the fixing column.
10. The steel box girder lifting device of claim 1, wherein: the vertical lifting device is characterized by further comprising a bottom plate, and the bottom of the vertical lifting device is fixedly arranged on the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321010929.3U CN220078321U (en) | 2023-04-28 | 2023-04-28 | Steel box girder lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321010929.3U CN220078321U (en) | 2023-04-28 | 2023-04-28 | Steel box girder lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220078321U true CN220078321U (en) | 2023-11-24 |
Family
ID=88824481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321010929.3U Active CN220078321U (en) | 2023-04-28 | 2023-04-28 | Steel box girder lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220078321U (en) |
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2023
- 2023-04-28 CN CN202321010929.3U patent/CN220078321U/en active Active
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