CN220664625U - Special lifting appliance for lifting hollow slab beam - Google Patents
Special lifting appliance for lifting hollow slab beam Download PDFInfo
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- CN220664625U CN220664625U CN202322057655.XU CN202322057655U CN220664625U CN 220664625 U CN220664625 U CN 220664625U CN 202322057655 U CN202322057655 U CN 202322057655U CN 220664625 U CN220664625 U CN 220664625U
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- lifting
- connecting hole
- rectangular shell
- curb girder
- lifting appliance
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- 230000009471 action Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
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Abstract
The utility model relates to the technical field of lifting devices and discloses a special lifting device for lifting hollow plate beams, which comprises a lifting device main body, wherein one side of the lifting device main body is provided with a rectangular shell, the upper end of the rectangular shell is provided with a connecting hole in a penetrating way, the inner wall of the rectangular shell is connected with a group of side beam bodies in a sliding way, the upper end of the side beam body is provided with a through hole communicated with the connecting hole in a penetrating way, the outer end of the side beam body is fixedly connected with the lifting device main body.
Description
Technical Field
The utility model relates to the technical field of lifting appliances, in particular to a special lifting appliance for lifting a hollow slab beam.
Background
The assembled bridge structure is widely used because of its advantages such as being able to accelerate construction speed, reducing the influence on environmental traffic. The assembled bridge structure comprises a bearing platform, a prefabricated pier column and a prefabricated capping beam which are sequentially spliced from bottom to top, and the prefabricated pier column and the prefabricated capping beam are large in size and weight, so that the prefabricated beam, particularly the hollow slab beam, has the advantages of mature construction process, mass production and the like, is a main form of the upper structure of the bridge nowadays, and needs to be carried in a hoisting mode. In order to ensure that the installation accuracy of an assembled bridge structure meets the requirement, hanging parts such as prefabricated pier columns and prefabricated capping beams are required to be balanced, namely the hanging parts are regulated to be in an accurate horizontal state, such as an authorized bulletin number CN 217102678U, and a balance beam hanger disclosed by a bulletin day 2022 and a day 08 and a day 02, the balance beam hanger comprises a lifting hook and an upper regulating balance beam arranged below the lifting hook, the upper regulating balance beam comprises a main beam body with a regulating hole formed by penetrating through the middle part, a plurality of side beam bodies with the regulating hole in a sliding fit manner, a plurality of first upper through holes communicated with the regulating hole are formed in the side wall of the main beam body, a plurality of second upper through holes aligned with the first upper through holes are formed in the side wall of the side beam body in a penetrating manner, upper fixing screws are arranged in the first upper through holes and the second upper through holes in a penetrating manner, upper fixing nuts attached to the outer side wall of the main beam body are connected through threads at two ends of the upper fixing screws, one end of the side beam body, which is far away from the upper connecting frames are arranged, and an upper lifting rope is arranged between each upper connecting frame and the lifting hook. This compensating beam hoist is through setting up the upper adjusting compensating beam that length can be adjusted for this compensating beam hoist is convenient for hoist and mount the hanger of different length, and the practicality is good.
The balance beam lifting tool has the following problems in the actual use process that when the lifting tool is used for lifting the hollow slab beam, when lifting the lifting members with different lengths, the main beam body and the side beam body are required to be adjusted, the holes formed in the main beam body and the side beam body are aligned, and when the lifting tool is adjusted to a proper length, the main beam body and the side beam body are fixedly connected through bolts, so that the hollow slab beam can be lifted, but the existing lifting tool is huge in size, when the side beam body is pushed to move, the holes on the main beam body and the side beam body are difficult to control, a great amount of time is required to be wasted to align the holes, and bolts are installed to lift the hollow slab beam.
Therefore, we propose a special lifting appliance for lifting the hollow slab beam to solve the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a special lifting appliance for lifting a hollow slab beam, which solves the problems that the perforations formed on a main beam body and a side beam body are difficult to align and a great deal of time is wasted to align the perforations when the traditional lifting appliance for the hollow slab beam is used.
In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a hang special lifting device of hollow slab roof beam, including the lifting device main part, lifting device main part one side is provided with the rectangle casing, the connecting hole has been seted up in the run-through of rectangle casing upper end, rectangle casing inner wall sliding connection has a set of curb girder body, the perforation with the connecting hole intercommunication has been seted up in the run-through of curb girder body upper end, the external end of curb girder and lifting device main part fixed connection, the recess has been seted up to one of them curb girder body upper end, sliding connection has the stopper in the recess, fixedly connected with first spring between stopper and the recess, the opening that corresponds with the connecting hole is seted up to rectangle casing one side, stopper and opening sliding connection are provided with the slewing mechanism who controls the curb girder body and remove in the rectangle casing.
Preferably, the rotating mechanism comprises a gear which is rotationally connected with the inside of the rectangular shell, racks are connected to the upper side and the lower side of the gear in a meshed mode, and the two racks are fixedly connected with the side beam bodies corresponding to the positions respectively.
Preferably, the upper end of the rectangular shell is fixedly connected with a circular ring, a U-shaped block is connected in a sliding and rotating manner in the circular ring, a second spring is arranged between the U-shaped block and the rectangular shell, and the lower end of the second spring is connected with the rectangular shell in a rotating manner.
Preferably, the length of the opening corresponds to the diameter of the connection hole.
Preferably, the outer side of the U-shaped block is sleeved with a rubber sleeve.
Preferably, a bolt is provided between the connection hole and the penetration hole.
Compared with the prior art, the utility model has the following beneficial effects:
this kind of hang special lifting device of hollow slab beam, through seting up the recess in one of them curb girder body upper end, sliding connection stopper in the recess, rectangular housing one side has been seted up and has been connected the hole site and correspond the opening, before hanging the hollow slab beam of different length and drawing, only need slide the curb girder body and remove, when recess and opening intercommunication, the stopper slides into the opening under the effect of first spring, it is spacing to the side girder body, connecting hole and perforation intercommunication just this moment, avoid when adjusting, connecting hole and perforation are difficult to align, need extravagant a large amount of time aligns the work.
Drawings
FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;
FIG. 2 is a schematic diagram of the overall front perspective cross-sectional structure of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A;
fig. 4 is an enlarged schematic view of the structure B in fig. 2.
In the figure: 1. a spreader body; 2. a rectangular housing; 3. a side beam body; 4. a U-shaped block; 5. a circular ring; 6. a bolt; 7. a connection hole; 8. an opening; 9. a rack; 10. perforating; 11. a gear; 12. a second spring; 13. a groove; 14. a first spring; 15. and a limiting block.
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.
Referring to fig. 1-4, a special lifting appliance for lifting a hollow slab beam comprises a lifting appliance main body 1, wherein one side of the lifting appliance main body 1 is provided with a rectangular shell 2, the upper end of the rectangular shell 2 is provided with a connecting hole 7 in a penetrating manner, the structure is similar to that of a Chinese patent document with an authorized bulletin number of CN 217102678U, the inner wall of the rectangular shell 2 is slidably connected with a group of side beam bodies 3, the upper end of each side beam body 3 is provided with a through hole 10 communicated with the connecting hole 7 in a penetrating manner, the outer end of each side beam body 3 is fixedly connected with the lifting appliance main body 1, one side beam body 3 is provided with a groove 13, a limiting block 15 is slidably connected in the groove 13, a first spring 14 is fixedly connected between the limiting block 15 and the groove 13, one side of the rectangular shell 2 is provided with an opening 8 corresponding to the position of the connecting hole 7, the limiting block 15 is slidably connected with the opening 8, before lifting the hollow slab beam with different lengths, when the groove 13 is communicated with the opening 8, the limiting block 15 slides into the opening 8 under the action of the first spring 14, the side beam body 3 is limited, the side beam body 3 is just communicated with the through holes 7, the through holes 10, the connecting hole 7 is fixedly connected with the groove 13, the side beam body 3 is more difficult to be aligned with the side beam body 3 when the side beam 3 is adjusted, and the large-moving mechanism is required to be controlled, and the side beam 3 is more labor-saving when the side beam is required to move, and the side beam 3 is more time-saving to be more time controlled.
When the lifting type lifting device is used, before a hollow plate girder is required to be lifted, the limiting block 15 is pushed to slide into the groove 13, the first spring 14 is compressed, at the moment, the side girder body 3 is slid by using a power assisting device, the side girder body 3 drives the rotating mechanism to rotate in the sliding process, due to the fact that labor is saved in the sliding process of the rotating mechanism, the limiting block 15 is driven to slide in the rectangular casing 2 in the sliding process of the side girder body 3, when the limiting block 15 slides to a designated position, the limiting block 15 slides into the opening 8 under the action of the first spring 14, the side girder body 3 is limited, at the moment, the connecting hole 7 corresponds to the position of the perforation 10, the rectangular casing 2 and the side girder body 3 are fixedly connected through the connecting hole 7 and the perforation 10, then the hollow plate girder is bound at the lower end of the lifting device body 1 and transported to the designated position, and the problem that when the lifting device is adjusted, a large amount of time is wasted to perform alignment work is avoided.
As shown in fig. 2 and 4, further, the rotating mechanism includes a gear 11 rotationally connected with the inside of the rectangular housing 2, racks 9 are engaged and connected to the upper and lower sides of the gear 11, two racks 9 are fixedly connected with the corresponding side beam bodies 3 respectively, the racks 9 can be fixedly connected to the side beam bodies 3 in a welding manner, in the use process, the side beam bodies 3 slide in the rectangular housing 2, the side beam bodies 3 drive the racks 9 to move, the racks 9 move to drive the gear 11 engaged with the side beam bodies to rotate, only one side beam body 3 needs to be controlled to slide, and the other side beam body 3 also slides together, so that material resources are saved.
As shown in fig. 1, fig. 2 and fig. 3, further, the upper end of the rectangular housing 2 is fixedly connected with a circular ring 5, a second spring 12 is provided between the circular ring 5 and the rectangular housing 2, the second spring 12 is rotatably connected with the U-shaped block 4,U, and the lower end of the second spring 12 is rotatably connected with the rectangular housing 2, when the limiting block 15 is required to be limited in the use process, the U-shaped block 4,U is rotated to drive the second spring 12 to rotate, and when the U-shaped block 4,U is rotated to the upper side of the opening 8, the U-shaped block 4,U is released to just reach the opening 8 under the action of the second spring 12, so that the limiting block 15 cannot slide into the opening 8, and the side beam body 3 can be pushed to move.
As shown in fig. 1 and 3, further, the length of the opening 8 coincides with the diameter of the connection hole 7, facilitating alignment of the connection hole 7 with the perforation 10.
As shown in fig. 1, 2 and 3, further, a rubber sleeve is sleeved on the outer side of the U-shaped block 4, so that the hand-held device is more comfortable.
As shown in fig. 1 and 2, further, a bolt 6 is provided between the connection hole 7 and the through hole 10, and when the connection hole 7 is aligned with the through hole 10, the rectangular housing 2 and the side member body 3 can be fixedly connected by the bolt 6.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a hang special lifting device of hollow slab roof beam, including hoist main part (1), hoist main part (1) one side is provided with rectangle casing (2), connecting hole (7) have been seted up in rectangle casing (2) upper end run through, a set of curb girder body (3) of its characterized in that, perforation (10) with connecting hole (7) intercommunication have been seted up in curb girder body (3) upper end run through, curb girder body (3) outer end and hoist main part (1) fixed connection, recess (13) have been seted up to one of them curb girder body (3) upper end, sliding connection has stopper (15) in recess (13), fixedly connected with first spring (14) between stopper (15) and the recess (13), opening (8) corresponding with connecting hole (7) position have been seted up in rectangle casing (2) one side, stopper (15) and opening (8) sliding connection, be provided with the rotary mechanism of control curb girder body (3) removal in rectangle casing (2).
2. The special lifting appliance for lifting the hollow plate girder according to claim 1, wherein the rotating mechanism comprises a gear (11) which is rotationally connected with the inside of the rectangular shell (2), racks (9) are connected to the upper side and the lower side of the gear (11) in a meshed mode, and the two racks (9) are fixedly connected with the side girder bodies (3) corresponding to the positions respectively.
3. The special lifting appliance for lifting the hollow plate beam according to claim 1, wherein the upper end of the rectangular shell (2) is fixedly connected with a circular ring (5), a U-shaped block (4) is connected in the circular ring (5) in a sliding and rotating mode, a second spring (12) is arranged between the U-shaped block (4) and the rectangular shell (2), and the lower end of the second spring (12) is connected with the rectangular shell (2) in a rotating mode.
4. A special lifting appliance for lifting hollow plate beams according to claim 1, characterized in that the length of the opening (8) corresponds to the diameter of the connecting hole (7).
5. A special lifting appliance for lifting a hollow slab beam according to claim 3, wherein the outer side of the U-shaped block (4) is sleeved with a rubber sleeve.
6. A special lifting appliance for lifting hollow plate beams according to claim 1, characterized in that a bolt (6) is arranged between the connecting hole (7) and the perforation (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322057655.XU CN220664625U (en) | 2023-08-02 | 2023-08-02 | Special lifting appliance for lifting hollow slab beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322057655.XU CN220664625U (en) | 2023-08-02 | 2023-08-02 | Special lifting appliance for lifting hollow slab beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220664625U true CN220664625U (en) | 2024-03-26 |
Family
ID=90336382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322057655.XU Active CN220664625U (en) | 2023-08-02 | 2023-08-02 | Special lifting appliance for lifting hollow slab beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220664625U (en) |
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2023
- 2023-08-02 CN CN202322057655.XU patent/CN220664625U/en active Active
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