CN212740453U - Reusable lifting appliance for lifting steel box girder - Google Patents
Reusable lifting appliance for lifting steel box girder Download PDFInfo
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- CN212740453U CN212740453U CN202021430941.6U CN202021430941U CN212740453U CN 212740453 U CN212740453 U CN 212740453U CN 202021430941 U CN202021430941 U CN 202021430941U CN 212740453 U CN212740453 U CN 212740453U
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- steel box
- box girder
- lifting
- chain
- sliding rod
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Abstract
The utility model provides a but reuse's steel box girder lifts by crane and uses hoist, which comprises a seat frame, a supporting plate, first slide bar and connecting plate, the upper surface of seat frame is provided with the backup pad, the lower surface of backup pad is provided with first slide bar, and the seat frame is located the both sides of first slide bar, the upper surface of first slide bar is provided with the connecting plate, the lower surface of connecting plate is provided with lug assembly, lug assembly includes first chain, the lower surface of first chain is provided with first balancing piece, first balancing piece lower surface is provided with the head rod, the inboard of first balancing piece is provided with the second slide bar, second slide bar lower surface is provided with the disc, the head rod both sides are connected with the second chain, second chain lower surface is connected with the shackle. The utility model discloses but reuse's hook assembly, and can be more stable at the in-process of fortune steel case roof beam.
Description
Technical Field
The utility model relates to a freight technical field specifically is a but reuse's steel case roof beam lifts by crane and uses hoist.
Background
The steel box girder is also called a steel plate box girder, is a common structural form of a large-span bridge, is generally used on a bridge with a larger span, is called a steel box girder because the steel box girder is like a box, and is generally formed by connecting a top plate, a bottom plate, a web plate, a transverse clapboard, a longitudinal clapboard, a stiffening rib and the like in a full-welding mode, wherein the top plate is an orthotropic bridge deck plate formed by a cover plate and a longitudinal stiffening rib, and the transportation requirement of the steel box girder is more and more important.
At the present stage, because marine large-section steel box girder dead weight is great, distribute a plurality of hoisting points and make each hoisting point only at vertical direction atress with the weight distribution of steel box girder, the lug is installed the stress member that is used for lifting by crane on the equipment, the lug is the important adapting unit in equipment hoist and mount, the direct relation is safe to the main equipment hoist and mount, the steel box girder lug is generally all the welding, unable reuse, the waste of resource has been led to, and the bottom is connected and is stablized easily to take place to rock inadequately, consequently need to design a repeatedly usable's hoist for steel box girder hoist and mount and solve above-mentioned problem urgently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a but reuse's steel box girder lifts by crane uses hoist to solve the unable reuse who proposes in the above-mentioned background art, leaded to the waste of resource, and the bottom is connected and is stable the problem that takes place to rock easily inadequately.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a repeatedly usable's steel box girder lifts by crane and uses hoist, includes seat frame, backup pad, first slide bar and connecting plate, the upper surface of seat frame is provided with the backup pad, the lower surface of backup pad is provided with first slide bar, and the seat frame is located the both sides of first slide bar, the upper surface of first slide bar is provided with the connecting plate, the lower surface of connecting plate is provided with lug assembly, lug assembly includes first chain, the lower surface of first chain is provided with first balancing piece, first balancing piece lower surface is provided with the head rod, the inboard of first balancing piece is provided with the second slide bar, second slide bar lower surface is provided with the disc, the head rod both sides are connected with the second chain, second chain lower surface is connected with the shackle, the shackle lower surface is connected with the second balancing piece.
On the basis of the above scheme, preferably, the inner side of the first weight is provided with a second sliding rod, and the first weight and the second sliding rod are connected in a sliding manner.
On the basis of the scheme, preferably, the lower surface of the lifting lug assembly is provided with an object block, and the lower surface of the object block is provided with a groove.
On the basis of the scheme, the outer surface of the groove is sleeved with a lantern ring, and the groove is in threaded connection with the lantern ring.
Preferably on the basis of the scheme, the lower surface of the lantern ring is provided with a bearing block, the lower surface of the bearing block is provided with a rotating shaft, the lower surface of the rotating shaft is provided with a second connecting rod, and the bearing block, the rotating shaft and the second connecting rod are rotatably connected.
On the basis of the scheme, the lower surface of the second connecting rod is preferably provided with a connecting pile, and the lower surface of the connecting pile is provided with a fixing hook.
The first balance weight on the first lock chain of the utility model can rotate, the second balance weight on the second lock chain can also rotate, the steel box girder is provided with a certain aperture, the part below the lantern ring can be taken out firstly, then the equipment passes through the aperture of the steel box girder, the first balance weight and the second balance weight are vertically arranged in the process of punching, so that the first balance weight and the second balance weight cannot be used due to the fact that the aperture of the steel box girder is too small, when the steel box girder is transferred to the upper end of the first weight, the first weight and the second weight are put flat, because the second sliding rod is in sliding connection with the first weight, in the process of carrying the steel box girder, the first balance block is subjected to the action of gravity, so that the disc can be lifted at the position of the second chain, the second chain is extruded outwards, and the two second chains can present a shape like a Chinese character 'ba'.
Meanwhile, after the steel box girder is placed on the first balance block, the bottom of the steel box girder still can shake due to uneven stress, the lantern ring can be sleeved on the groove at the moment, the length of the whole device is slightly changed by adjusting the connecting position of the groove and the lantern ring, the bearing block, the rotating shaft and the second connecting rod are connected in a rotating mode, a certain angle can be adjusted, and after all the bearing block and the rotating shaft are adjusted, the fixing hooks are hooked on the two sides of the steel box girder, so that the steel box girder is more stable in the process of transporting the steel box girder, and safety accidents are prevented.
Compared with the prior art, the beneficial effects of the utility model are that: the lifting hook device can be reused, and the steel box girder transporting process can be more stable.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
fig. 2 is a schematic structural view of the shackle assembly of the present invention;
fig. 3 is a schematic view of a second chain structure of the present invention;
fig. 4 is an enlarged schematic view of the fixing hook structure in fig. 1 according to the present invention;
fig. 5 is a schematic cross-sectional view of the first weight of fig. 2 according to the present invention;
fig. 6 is an enlarged schematic view of the structure of the collar in fig. 4 according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be eliminated and fully described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, and referring to fig. 2, 3, 4, 5 and 6, a reusable lifting device for lifting a steel box girder includes a seat frame 1, a support plate 2, a first sliding rod 3 and a connecting plate 4, the support plate 2 is disposed on the upper surface of the seat frame 1, the first sliding rod 3 is disposed on the lower surface of the support plate 2, the seat frame 1 is disposed on two sides of the first sliding rod 3, the connecting plate 4 is disposed on the upper surface of the first sliding rod 3, a lifting lug assembly 5 is disposed on the lower surface of the connecting plate 4, the lifting lug assembly 5 includes a first chain 501, a first weight 502 is disposed on the lower surface of the first chain 501, a first connecting rod 503 is disposed on the lower surface of the first weight 502, a second sliding rod 504 is disposed on the inner side of the first weight 502, a circular disc 505 is disposed on the lower surface of the second sliding rod 504, two sides of the first connecting rod 503 are connected with second chain 506, a shackle 507 is connected on the lower, as shown in fig. 1 and 2, the first weight 502 of the first chain 501 is rotatable, the second weight 508 of the second chain 506 is rotatable, the steel box girder is provided with a certain aperture, the lower part of the collar 8 can be taken out first, and then the equipment can pass through the aperture of the steel box girder, the first weight 502 and the second weight 508 are vertically placed during the perforation process, so that the transmission cannot be stopped because the aperture of the steel box girder is too small, when the steel box girder is transmitted to the upper end of the first weight 502, the first weight 502 and the second weight 508 are placed flat, because the second sliding rod 504 and the first weight 502 are slidably connected, the first weight 502 is subjected to the action of gravity during the transportation of the steel box girder, so that the disc 505 can be lifted at the position of the second chain 506, therefore, the second chains 506 are extruded outwards, the two second chains 506 are in a splayed shape, the lantern ring 8 is removed when the steel box girder is moved, the first balance block 502 and the second balance block 508 penetrate through the apertures, the lifting lugs can be taken out at this time, and other steel box girders are moved, so that the effect of recycling is achieved.
In one embodiment, the second sliding rod 504 is disposed inside the first weight 502, and the first weight 502 is slidably connected to the second sliding rod 504, as shown in fig. 5, the second sliding rod 504 is slidably connected to the first weight 502, and during the process of carrying the steel box girder, the first weight 502 is subjected to the action of gravity, so that the position of the disc 505 at the second chain 506 is raised, and the second chain 506 is pressed outwards, and the two second chains 506 are in an "eight" shape, so that the device does not fall down from the aperture, thereby achieving the fixing function.
In one of the embodiments, the lower surface of the lifting lug assembly 5 is provided with the object block 6, the lower surface of the object block 6 is provided with the groove 7, the outer surface sleeve of the groove 7 is provided with the lantern ring 8, the groove 7 and the lantern ring 8 are connected through threads, the lower surface of the lantern ring 8 is provided with the bearing block 9, the lower surface of the bearing block 9 is provided with the rotating shaft 10, the lower surface of the rotating shaft 10 is provided with the second connecting rod 11, the bearing block 9, the rotating shaft 10 and the second connecting rod 11 are rotatably connected, as shown in fig. 4, the lantern ring 8 can be sleeved on the groove 7, and the length of the whole device can be slightly changed by adjusting the connecting position of the groove 7 and the lantern ring 8, wherein the bearing block 9, the rotating shaft 10 and the second connecting rod 11 are rotatably connected.
In one embodiment, the lower surface of the second connecting rod 11 is provided with the connecting pile 12, and the lower surface of the connecting pile 12 is provided with the fixing hook 13, as shown in fig. 5, after all the connecting piles are adjusted, the fixing hooks 13 are hooked on two sides of the steel box girder, so that the steel box girder is more stable in the process of transporting the steel box girder, and safety accidents are prevented.
The working principle is as follows: the first weight 502 of the first chain 501 is rotatable, the second weight 508 of the second chain 506 is rotatable, the steel box girder is provided with a certain aperture, the part below the collar 8 can be taken out first, then the device can pass through the aperture of the steel box girder, the first weight 502 and the second chain 506 are vertically placed in the process of punching, so that the situation that the device cannot pass due to the fact that the aperture of the steel box girder is too small is avoided, when the steel box girder passes to the upper end of the first weight 502, the first weight 502 and the second chain 506 are placed flat, because the second sliding rod 504 and the first weight 502 are in sliding connection, the first weight 502 is subjected to the action of gravity in the process of conveying the steel box girder, the position of the disc 505 on the second chain 506 is raised, so that the second chain 506 is pressed outwards, and the two second chains 506 are in a shape of 'eight', at this time, the aperture of the steel box girder is very small, and the whole device is larger than the original device under the action of the disc 505, so that the aperture of the steel box girder can be always larger than that of the steel box girder in the air carrying process, and the steel box girder cannot fall off in the aperture.
After the steel box girder is placed on the first balance block 502, the bottom of the steel box girder still can shake due to uneven stress, the lantern ring 8 can be sleeved on the groove 7 at the moment, the length of the whole device is slightly changed by adjusting the connecting position of the groove 7 and the lantern ring 8, the bearing block 9, the rotating shaft 10 and the second connecting rod 11 are in rotating connection, a certain angle can be adjusted, after the whole steel box girder is adjusted, the fixing hooks 13 are hooked on the two sides of the steel box girder, the steel box girder is more stable in the process of transportation, safety accidents are prevented, at the moment, the first balance block 502 prevents the steel box girder from falling off in the transportation process, the fixing hooks 13 reinforce the stability in the transportation process, after the transportation process, the lantern ring 8 is taken out, the first balance block 502 and the second balance block 508 are vertically placed and taken out from the aperture, and other steel box girders are transported.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.
Claims (6)
1. A reusable lifting appliance for lifting a steel box girder comprises a seat frame, a supporting plate, a first sliding rod and a connecting plate, it is characterized in that the upper surface of the seat frame is provided with a supporting plate, the lower surface of the supporting plate is provided with a first sliding rod, the seat frame is positioned at two sides of the first sliding rod, the upper surface of the first sliding rod is provided with a connecting plate, a lifting lug assembly is arranged on the lower surface of the connecting plate and comprises a first chain, a first balancing block is arranged on the lower surface of the first chain, a first connecting rod is arranged on the lower surface of the first balancing mass, a second sliding rod is arranged on the inner side of the first balancing mass, the lower surface of the second sliding rod is provided with a disc, two sides of the first connecting rod are connected with second chains, the lower surface of the second chain is connected with a shackle, and the lower surface of the shackle is connected with a second balancing block.
2. The reusable steel box girder lifting sling according to claim 1, wherein the first weight is provided with a second sliding rod at the inner side thereof, and the first weight and the second sliding rod are slidably connected.
3. The reusable steel box girder lifting sling according to claim 1, wherein the lower surface of the lifting lug assembly is provided with a block, and the lower surface of the block is provided with a groove.
4. The reusable steel box girder lifting sling according to claim 3, wherein the outer surface of the groove is sleeved with a collar, and the groove and the collar are connected by threads.
5. The reusable lifting appliance for lifting steel box girders according to claim 4, wherein the lower surface of the lantern ring is provided with a bearing block, the lower surface of the bearing block is provided with a rotating shaft, the lower surface of the rotating shaft is provided with a second connecting rod, and the bearing block, the rotating shaft and the second connecting rod are rotatably connected.
6. The reusable lifting appliance for lifting steel box girders according to claim 5, characterized in that the lower surfaces of the second connecting rods are provided with connecting piles, and the lower surfaces of the connecting piles are provided with fixing hooks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021430941.6U CN212740453U (en) | 2020-07-20 | 2020-07-20 | Reusable lifting appliance for lifting steel box girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021430941.6U CN212740453U (en) | 2020-07-20 | 2020-07-20 | Reusable lifting appliance for lifting steel box girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212740453U true CN212740453U (en) | 2021-03-19 |
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ID=75037248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021430941.6U Active CN212740453U (en) | 2020-07-20 | 2020-07-20 | Reusable lifting appliance for lifting steel box girder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212740453U (en) |
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2020
- 2020-07-20 CN CN202021430941.6U patent/CN212740453U/en active Active
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