CN211366686U - Movable lifting appliance device for steel reinforcement framework of prefabricated box girder - Google Patents
Movable lifting appliance device for steel reinforcement framework of prefabricated box girder Download PDFInfo
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- CN211366686U CN211366686U CN201922373905.4U CN201922373905U CN211366686U CN 211366686 U CN211366686 U CN 211366686U CN 201922373905 U CN201922373905 U CN 201922373905U CN 211366686 U CN211366686 U CN 211366686U
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Abstract
The utility model discloses a movable lifting appliance device for a prefabricated box girder steel reinforcement framework, which comprises a hanger mechanism, a cable lifting mechanism and a movable support mechanism, wherein the cable lifting mechanism is connected to the hanger mechanism, and the hanger mechanism comprises a first upper lifting pipe and two second lower lifting pipes; the two second lower hanging pipes are connected with each other through a plurality of first transverse connecting rods; the first upper hanging pipe is connected to the upper end of the middle part of the first transverse connecting rod through a first vertical supporting rod, and the second lower hanging pipe is connected with the first upper hanging pipe through a plurality of first inclined supporting rods; the movable supporting mechanism comprises a rotating assembly, a limiting assembly and a first placing plate, the rotating assembly comprises a rotating bearing, the rotating bearing is sleeved on the second lower hanging pipe, the lower end of the rotating bearing is connected with a first supporting leg, and the lower end of the first supporting leg is connected with a first roller through a first universal shaft; the limiting assembly is connected to the second lower hanging pipe at the side end of the rotary bearing and connected with the first support leg. The lifting appliance device is more stable during real lifting, can move more conveniently when not lifted, and has simple and practical structure.
Description
Technical Field
The utility model relates to a building engineering field, concretely relates to a portable hoist device for prefabricated box girder steel reinforcement framework.
Background
At present, lifting appliances for box girder bottom web plates and top plate steel bars in the construction of prefabricated box girders are various in types, different in specifications and incapable of guaranteeing safety guarantee coefficients. The box girder steel reinforcement framework is in the hoisting process because hoist hoisting point atress inequality causes the skeleton to warp or because of hoist bearing transfinites make the steel reinforcement framework drop the damage unable use. Most of lifting appliances are poor in stability, the small problems are not continuous, the construction efficiency is low, the construction is inconvenient, and the like, so that the cost is increased. And when the existing lifting appliance is placed on the ground, the lifting appliance needs to be pulled away by a truck, and the lifting appliance is long, so that the lifting appliance is inconvenient to carry and move when not used.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a portable hoist device for prefabricated box girder steel reinforcement framework, this hoist device is more stable when hoist and mount in real time, can carry out more convenient removal when not hoist and mount, and simple structure is more practical.
The utility model discloses a realize above-mentioned purpose, the technical solution who adopts is:
the movable lifting appliance device for prefabricating the box girder steel reinforcement framework comprises a lifting frame mechanism, a cable lifting mechanism and a movable supporting mechanism, wherein the cable lifting mechanism is connected to the lifting frame mechanism, and the lifting frame mechanism comprises a first upper lifting pipe and two second lower lifting pipes; the two second lower hanging pipes are arranged in parallel and connected with each other through a plurality of first transverse connecting rods;
the first upper hanging pipe is connected to the upper end of the middle part of the first transverse connecting rod through a first vertical supporting rod, and the second lower hanging pipe is connected with the first upper hanging pipe through a plurality of first inclined supporting rods;
the movable supporting mechanism comprises a rotating assembly, a limiting assembly and a first placing plate, the rotating assembly comprises a rotating bearing, the rotating bearing is sleeved on the second lower hanging pipe, the lower end of the rotating bearing is connected with a first supporting leg, and the lower end of the first supporting leg is connected with a first roller through a first universal shaft;
the limiting assembly comprises a first fixing plate and a first limiting rod, the first fixing plate is fixedly connected to the lower end of the second lower hanging pipe, and one end of the first limiting rod penetrates through the first fixing plate and the first supporting leg and is connected with a first positioning pin; the first placing plate is arranged between the two second lower hanging pipes and fixedly connected with the first transverse connecting rod, and the first support leg is supported through the first placing plate after rotating to the position between the two second lower hanging pipes.
Preferably, the cable hanging mechanism comprises a first steel cable and a second cable hanging assembly, the lower end of the first upper hanging pipe is connected with two first structural reinforcing beams, and the first structural reinforcing beams are respectively connected with the lower ends of the left part and the right part of the first upper hanging pipe; the lower end of each first structure stiffening beam is welded with a first arc-shaped hanging plate.
Preferably, the number of the second hoisting cable assemblies is multiple, and the multiple second hoisting cable assemblies are uniformly distributed on the two second lower hoisting pipes;
the second lifting cable assembly comprises a second lifting rope and a lifting buckle connected with the lower end of the second lifting rope assembly, the second lifting rope can be sleeved on the second lower lifting pipe, and the lifting buckle is connected with the steel reinforcement framework of the prefabricated box girder.
Preferably, the first upper hanging pipe and the second lower hanging pipe are both round steel pipes, and the first structural reinforcing beam is an I-shaped steel beam; the first structure reinforcing beam is welded at the lower end of the first upper hanging pipe;
the first arc-shaped hanging plate is provided with a first counter bore, and the first arc-shaped hanging plate is fixedly connected with the first structural stiffening beam through a first counter bore bolt in the first counter bore.
Preferably, the first supporting leg is in the shape of a rectangular rod, and a first supporting leg through hole for the first limiting rod to penetrate through is formed in the first supporting leg.
Preferably, the first fixing plate is a rectangular plate, the upper end face of the first fixing plate is welded with the lower end face of the second lower hanging pipe, and a first plate through hole for the first limiting rod to penetrate through is formed in the first fixing plate.
Preferably, the first limiting rod is a round rod, one end of the first limiting rod is provided with a first positioning through hole, and a first positioning pin is arranged in the first positioning through hole; the other end of the first limiting rod is connected with a limiting round head.
The utility model has the advantages that:
above-mentioned a portable hoist device for prefabricated box girder framework of steel reinforcement is provided with neotype gallows mechanism at first, and this gallows mechanism's structural connection is more reliable and more stable, hangs under pipe and two seconds and is the tripod form after the pipe location connection, and the framework of steel reinforcement that hoists is more reliable and more stable. And the utility model provides a be connected with retractable rotating assembly on the gallows mechanism, increased the convenience of removal, avoid reusing fork truck transport hoist, reduced the use of other resources to the security of removal has obtained the improvement. The utility model provides a rotating assembly passes through spacing subassembly location, and is more stable during simple removal, and the reliability of security and removal has obtained the improvement. The built-in first board of placing of accessible props up after the rotating assembly packs up, avoids rotating assembly to influence hoist and mount framework of steel reinforcement's work. The utility model discloses simple structure, simple manufacture, abandonment steel sheet, steel-pipe material in the rational utilization engineering. The operation is safe, the stability is convenient to place, the construction cost is reduced, and the production efficiency is improved.
Drawings
In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of a mobile spreader device for prefabricating a steel reinforcement framework of a box girder.
Fig. 2 is a schematic view of the overall structure of the hanger mechanism.
Fig. 3 is a schematic view of a part of the construction of the spreader apparatus.
Fig. 4 is a partial structural schematic view of a connection structure of the hanger mechanism, the hoist cable mechanism, and the movement support mechanism.
Detailed Description
The utility model provides a portable hoist device for prefabricated box girder steel reinforcement framework, for making the utility model discloses a purpose, technical scheme and effect are clearer, more clear and definite, it is following right the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The present invention will be described in detail with reference to the accompanying drawings:
example 1
With reference to fig. 1 to 4, the mobile lifting device for the steel reinforcement framework of the prefabricated box girder comprises a hanger mechanism 1, a cable lifting mechanism 2 and a mobile support mechanism 3, wherein the cable lifting mechanism 2 is connected to the hanger mechanism 1. The hanger mechanism 1 comprises a first upper hanger tube 11 and two second lower hanger tubes 12; the two second lower suspension pipes 12 are arranged in parallel with each other and are connected to each other by a plurality of first cross links 13.
The first upper hanging pipe 11 is connected with the upper ends of the middle parts of the first transverse connecting rods 13 through first vertical supporting rods 14, and the upper end of each first transverse connecting rod 13 is connected with one first vertical supporting rod 14. Each of the second lower drop tubes 12 is connected to the first upper drop tube 11 by a plurality of first diagonal braces 15.
The movable supporting mechanism 3 comprises a rotating component 31, a limiting component 32 and a first placing plate 33, the rotating component 31 comprises a rotating bearing 311, the rotating bearing 311 is sleeved on the second lower hanging pipe 12, the lower end of the rotating bearing 311 is connected with a first supporting leg 312, and the lower end of the first supporting leg 312 is connected with a first roller 314 through a first universal shaft 313.
The limiting assembly 32 comprises a first fixing plate 321 and a first limiting rod 322, the first fixing plate 321 is fixedly connected to the lower end of the second lower hanging pipe 12, and one end of the first limiting rod 322 penetrates through the first fixing plate 321 and the first leg 312 and then is connected with a first positioning pin 323. The first placing plate 33 is disposed between the two second lower suspension pipes 12 and is fixedly connected to the first cross link 13, and the first leg 312 is supported by the first placing plate 33 after rotating between the two first lower suspension pipes 12.
The cable suspension mechanism 2 comprises a first steel cable 21 and a second cable assembly 22, two first structural reinforcing beams 111 are connected to the lower end of the first upper suspension pipe 11, and the first structural reinforcing beams 111 are respectively connected to the lower ends of the left part and the right part of the first upper suspension pipe 11.
The lower end of each first structural reinforcing beam 111 is welded with a first arc-shaped hanging plate 112, the lower end of a first steel cable 21 is hung on the first arc-shaped hanging plate 112, and then the upper end of the first steel cable is connected with an external gantry crane. The first wire rope 21 now lifts the entire hanger mechanism 1 via the first arched plate 112 and the first structural reinforcement beam 111.
There are a plurality of second hoist cable assemblies 22, and a plurality of second hoist cable assemblies 22 are uniformly distributed on the two second lower hoist tubes 12.
The second suspension cable assembly 22 comprises a second suspension rope 221 and a suspension buckle 222 connected with the lower end of the second suspension rope assembly 221, the second suspension rope 221 can be sleeved on the second lower suspension pipe 12, and the suspension buckle 222 is connected with the prefabricated box girder steel reinforcement framework.
The first upper hanging pipe 11 and the second lower hanging pipe 12 are both round steel pipes, and the first structural reinforcing beam 111 is an I-shaped steel beam; the first structural reinforcing beam 111 is welded to the lower end of the first upper drop tube 11.
The first arc-shaped hanging plate 112 is provided with a first counter bore, and the first arc-shaped hanging plate 112 is fixedly connected with the first structural stiffening beam 111 through a first counter bore bolt in the first counter bore.
The first leg 312 is a rectangular rod, and a first leg through hole for the first limiting rod 322 to pass through is formed in the first leg 312.
The first fixing plate 321 is a rectangular plate, the upper end surface of the first fixing plate 321 is welded to the lower end surface of the second lower hanging pipe 12, and a first plate through hole for the first limiting rod 322 to pass through is formed in the first fixing plate 321.
The first limiting rod 322 is a round rod, one end of the first limiting rod 322 is provided with a first positioning through hole, and a first positioning pin 323 is arranged in the first positioning through hole; the other end of the first limiting rod 322 is connected with a limiting round head 324.
Example 2
When the prefabricated box girder steel reinforcement framework is hoisted by the movable type hoisting device, two gantry cranes are used, a hook of each crane hooks a first steel cable 21, after the hoisting device is hoisted by the gantry cranes, a worker rotates a first supporting leg 312 inwards, the first supporting leg 312 is connected with a first placing plate 33 and supported by the first placing plate 33, and at the moment, the first supporting leg 312 is folded to the inner side. When hoisting the steel reinforcement framework, the hanging buckle 222 hooks the upper part of the prefabricated box girder steel reinforcement framework, the gantry crane transfers the prefabricated box girder steel reinforcement framework through the lifting appliance, the steel reinforcement framework is placed on the prefabricated box girder template after the prefabricated box girder steel reinforcement framework is placed, and the hanging buckle 222 is released to hoist the next steel reinforcement framework.
When all the cages are completely hoisted and the spreader is not used, the first leg 312 is rotated outward, and the first leg 312 is perpendicular to the second lower hanging pipe 12. By using the first position-limiting rod 322, the first position-limiting rod 322 passes through the first leg 312 and then is inserted with the first positioning pin 323, and at this time, the first leg 312 is limited by the first position-limiting rod 322. After the spreader assembly is placed on the ground, the spreader is pushed to the open space or other area using a tractor or manually.
Example 3
Above-mentioned a portable hoist device for prefabricated box girder framework of steel reinforcement is provided with neotype gallows mechanism 1 at first, and this gallows mechanism 1's structural connection is more reliable and more stable, and the last hanging pipe 11 and two second are hanging pipe 12 location connection back and are the tripod form, and the framework of steel reinforcement that hoists has, more reliable and more stable. And the utility model provides a be connected with retractable rotating assembly 31 on the gallows mechanism 1, increased the convenience of removal, avoid reusing fork truck transport hoist, reduced the use of other resources to the security of removal has obtained the improvement.
The utility model provides a rotating assembly 31 is fixed a position through spacing subassembly 32, and is more stable during simple removal, and the reliability of security and removal has obtained the improvement. After the rotating assembly 31 is folded, the first placing plate 33 can be arranged in the rotating assembly 31 to support the rotating assembly, and the rotating assembly 31 is prevented from influencing the work of hoisting the steel reinforcement framework. The utility model discloses simple structure, simple manufacture, abandonment steel sheet, steel-pipe material in the rational utilization engineering. The operation is safe, the stability is convenient to place, the construction cost is reduced, and the production efficiency is improved.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The parts not mentioned in the utility model can be realized by adopting or using the prior art for reference.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.
Claims (7)
1. The movable lifting appliance device for the prefabricated box girder steel reinforcement framework is characterized by comprising a lifting frame mechanism, a cable lifting mechanism and a movable supporting mechanism, wherein the cable lifting mechanism is connected to the lifting frame mechanism, and the lifting frame mechanism comprises a first upper lifting pipe and two second lower lifting pipes; the two second lower hanging pipes are arranged in parallel and connected with each other through a plurality of first transverse connecting rods;
the first upper hanging pipe is connected to the upper end of the middle part of the first transverse connecting rod through a first vertical supporting rod, and the second lower hanging pipe is connected with the first upper hanging pipe through a plurality of first inclined supporting rods;
the movable supporting mechanism comprises a rotating assembly, a limiting assembly and a first placing plate, the rotating assembly comprises a rotating bearing, the rotating bearing is sleeved on the second lower hanging pipe, the lower end of the rotating bearing is connected with a first supporting leg, and the lower end of the first supporting leg is connected with a first roller through a first universal shaft;
the limiting assembly comprises a first fixing plate and a first limiting rod, the first fixing plate is fixedly connected to the lower end of the second lower hanging pipe, and one end of the first limiting rod penetrates through the first fixing plate and the first supporting leg and is connected with a first positioning pin; the first placing plate is arranged between the two second lower hanging pipes and fixedly connected with the first transverse connecting rod, and the first support leg is supported through the first placing plate after rotating to the position between the two second lower hanging pipes.
2. The mobile sling device for prefabricating a box girder steel reinforcement cage according to claim 1, wherein the cable lifting mechanism comprises a first steel cable and a second cable assembly, two first structural reinforcement beams are connected to the lower end of the first upper lifting pipe, and the first structural reinforcement beams are respectively connected to the lower ends of the left part and the right part of the first upper lifting pipe; the lower end of each first structure stiffening beam is welded with a first arc-shaped hanging plate.
3. The mobile lifting appliance device for prefabricating the steel reinforcement framework of the box girder according to claim 2, wherein a plurality of second lifting cable assemblies are uniformly distributed on the two second lower lifting pipes;
the second lifting cable assembly comprises a second lifting rope and a lifting buckle connected with the lower end of the second lifting rope assembly, the second lifting rope can be sleeved on the second lower lifting pipe, and the lifting buckle is connected with the steel reinforcement framework of the prefabricated box girder.
4. The mobile lifting appliance device for prefabricating the steel reinforcement framework of the box girder according to claim 2, wherein the first upper lifting pipe and the second lower lifting pipe are both round steel pipes, and the first structural reinforcing beam is an I-shaped steel beam; the first structure reinforcing beam is welded at the lower end of the first upper hanging pipe;
the first arc-shaped hanging plate is provided with a first counter bore, and the first arc-shaped hanging plate is fixedly connected with the first structural stiffening beam through a first counter bore bolt in the first counter bore.
5. The mobile lifting appliance device for the precast box girder steel reinforcement framework of claim 1, wherein the first support leg is in a rectangular rod shape, and a first support leg through hole for the first limiting rod to pass through is formed in the first support leg.
6. The movable lifting appliance device for the precast box girder steel reinforcement framework of claim 1, wherein the first fixing plate is a rectangular plate, the upper end surface of the first fixing plate is welded with the lower end surface of the second lower lifting pipe, and a first plate through hole for the first limiting rod to pass through is formed in the first fixing plate.
7. The mobile lifting appliance device for prefabricating the box girder steel reinforcement framework according to claim 5, wherein the first limiting rod is a round rod, one end of the first limiting rod is provided with a first positioning through hole, and a first positioning pin is arranged in the first positioning through hole; the other end of the first limiting rod is connected with a limiting round head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922373905.4U CN211366686U (en) | 2019-12-26 | 2019-12-26 | Movable lifting appliance device for steel reinforcement framework of prefabricated box girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922373905.4U CN211366686U (en) | 2019-12-26 | 2019-12-26 | Movable lifting appliance device for steel reinforcement framework of prefabricated box girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211366686U true CN211366686U (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922373905.4U Active CN211366686U (en) | 2019-12-26 | 2019-12-26 | Movable lifting appliance device for steel reinforcement framework of prefabricated box girder |
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|---|---|
| CN (1) | CN211366686U (en) |
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- 2019-12-26 CN CN201922373905.4U patent/CN211366686U/en active Active
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