CN214270028U - Rotation assembly in tower crane - Google Patents
Rotation assembly in tower crane Download PDFInfo
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- CN214270028U CN214270028U CN202023056830.6U CN202023056830U CN214270028U CN 214270028 U CN214270028 U CN 214270028U CN 202023056830 U CN202023056830 U CN 202023056830U CN 214270028 U CN214270028 U CN 214270028U
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- tower crane
- assembly
- undersetting
- slewing
- platform
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Abstract
The utility model provides a gyration assembly among tower crane belongs to mechanical technical field. It has solved current gyration assembly bulky and transport inconvenient class of technical problem. This rotation assembly among tower crane, including the undersetting structure, the undersetting structure is fixed on tower crane, a serial communication port, the undersetting structure be connected with slewing bearing's outer lane, slewing bearing's inner circle is connected with the upper bracket structure, one side of upper bracket structure is provided with cab platform, the opposite side of upper bracket structure is provided with the side platform, be provided with the rotation mechanism subassembly on the side platform, the rotation mechanism subassembly can cooperate with slewing bearing, the undersetting structure still is provided with the cat ladder, still be provided with on the cab platform and be used for the railing one of strengthening, railing two and splint, the undersetting structure on still be provided with a plurality of location structure that are used for the location. The utility model has the advantages of convenient transportation.
Description
Technical Field
The utility model belongs to the technical field of machinery, a gyration assembly, especially among tower crane are related to.
Background
The tower crane is the most common hoisting equipment on the construction site, also called tower crane, which is used for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction by lengthening one section by one section, and is an essential equipment on the construction site.
Through retrieval, for example, chinese patent literature discloses an automobile crane and a slewing assembly for the crane [ application number: CN 201920013837.8; publication No.: CN209853611U ]. The slewing assembly for the crane comprises a rotary table connected to a slewing bearing and a driving device arranged on the rotary table, wherein the driving device is provided with a driving gear used for being meshed with an adaptive gear on the slewing bearing so as to drive the rotary table to rotate, and the slewing assembly is characterized in that: the driving device is movably assembled on the rotary table along the radial direction of the driving gear, and an elastic part used for elastically jacking and pressing the driving gear so as to jack and press the driving gear on the adaptive gear is arranged on the rotary table.
Although the truck crane and the crane slewing assembly disclosed in the patent can achieve basic functions, the truck crane and the crane slewing assembly are large in size and inconvenient to transport, and therefore, it is necessary to design a slewing assembly in a tower crane.
SUMMERY OF THE UTILITY MODEL
The utility model aims at having the above-mentioned problem to current technique, provided a gyration assembly among tower crane, solved the current problem that the gyration assembly is bulky and transport inconveniently.
The purpose of the utility model can be realized by the following technical proposal: the utility model provides a gyration assembly among tower crane, includes the undersetting structure, the undersetting structure is fixed on tower crane, a serial communication port, the undersetting structure be connected with slewing bearing's outer lane, slewing bearing's inner circle is connected with the upper bracket structure, one side of upper bracket structure is provided with cab platform, the opposite side of upper bracket structure is provided with the side platform, be provided with the rotation mechanism subassembly on the side platform, the rotation mechanism subassembly can cooperate with slewing bearing, the undersetting structure still is provided with the cat ladder, still be provided with on the cab platform and be used for the railing one of strengthening, railing two and splint, the undersetting structure on still be provided with a plurality of location structure that are used for the location.
And a first pin shaft matched with the upper support structure is arranged on the cab platform.
The cab platform is fixedly connected with the upper support structure through bolts and nuts.
The positioning structure comprises a supporting wheel assembly, a positioning sleeve and a second pin shaft, the towing wheel assembly is detachably arranged on the lower supporting seat structure through the pin shaft, and the positioning sleeve is arranged on the towing wheel assembly.
The upper support structure and the lower support structure are provided with a plurality of reinforcing rods for reinforcement.
The ladder stand is welded on the lower support structure.
The slewing bearing is fixedly connected with the lower support structure through bolts and nuts.
The utility model discloses a theory of operation: the slewing mechanism assembly drives the slewing bearing to rotate, so that the upper support structure, the cab platform and the side platform are rotated, the reinforcing rods are arranged on the upper support structure and the lower support structure, the first handrail, the second handrail and the clamping plates are arranged on the cab platform, and the size of the upper support structure and the size of the lower support structure can be reduced.
Compared with the prior art, the utility model has the advantages of it is following:
the slewing mechanism assembly drives the slewing bearing to rotate, so that the upper support structure, the cab platform and the side platform are rotated, the reinforcing rods are arranged on the upper support structure and the lower support structure, the first handrail, the second handrail and the clamping plates are arranged on the cab platform, the size of the upper support structure and the size of the lower support structure can be reduced, and meanwhile, the cab platform and the slewing bearing are fixedly connected through bolts and nuts, so that the assembly and disassembly are convenient, and the transportation is more convenient.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a plan view of the present invention.
Fig. 3 is a schematic view of a partially enlarged cross-sectional structure at a position a of the present invention.
Fig. 4 is a schematic diagram of a partially enlarged cross-sectional structure at the position H of the present invention.
In the figure, 1, an upper support structure; 2. a lower support structure; 3. a cab platform; 4. a side platform; 5. climbing a ladder; 6. a first handrail; 7. a second handrail; 8. a splint; 9. a first pin shaft; 10. a idler assembly; 11. a positioning sleeve; 12. a second pin shaft; 13. a slewing bearing; 14. a slewing mechanism assembly.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1-4, the slewing assembly in the tower crane includes a lower support structure 2, the lower support structure 2 is fixed on the tower crane, in this embodiment, the lower support structure 2 is connected to an outer ring of a slewing bearing 13, an inner ring of the slewing bearing 13 is connected to an upper support structure 1, one side of the upper support structure 1 is provided with a cab platform 3, the other side of the upper support structure 1 is provided with a side platform 4, a slewing mechanism component 14 is provided on the side platform 4, the slewing mechanism component 14 can be matched with the slewing bearing 13, the lower support structure 2 is further provided with a ladder stand 5, the cab platform 3 is further provided with a first railing 6, a second railing 7 and a clamping plate 8 for reinforcement, and the lower support structure 2 is further provided with a plurality of positioning structures for positioning.
And a first pin shaft 9 which can be matched with the upper support structure 1 is arranged on the cab platform 3.
The cab platform 3 is fixedly connected with the upper support structure 1 through bolts and nuts.
The positioning structure comprises a supporting wheel assembly 10, a positioning sleeve 11 and a second pin shaft 12, the tug assembly is detachably arranged on the lower supporting seat structure 2 through the pin shaft, and the positioning sleeve 11 is arranged on the tug assembly.
The upper supporting structure 1 and the lower supporting structure 2 are both provided with a plurality of reinforcing rods for reinforcement.
The ladder 5 is welded to the lower support structure 2.
The slewing bearing 13 is fixedly connected with the lower support structure 2 through bolts and nuts.
The utility model discloses a theory of operation: slewing mechanism subassembly 14 drives slewing bearing 13 and rotates to realize that upper bracket structure 1, cab platform 3 and side platform 4 rotate, be provided with the anchor strut simultaneously on upper bracket structure 1 and undersetting structure 2, be provided with railing 6, railing two 7 and splint 8 on the cab platform 3, can reduce upper bracket structure 1 and undersetting structure 2's size.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (7)
1. The utility model provides a gyration assembly among tower crane, includes the undersetting structure, the undersetting structure is fixed on tower crane, a serial communication port, the undersetting structure be connected with slewing bearing's outer lane, slewing bearing's inner circle is connected with the upper bracket structure, one side of upper bracket structure is provided with cab platform, the opposite side of upper bracket structure is provided with the side platform, be provided with the rotation mechanism subassembly on the side platform, the rotation mechanism subassembly can cooperate with slewing bearing, the undersetting structure still is provided with the cat ladder, still be provided with on the cab platform and be used for the railing one of strengthening, railing two and splint, the undersetting structure on still be provided with a plurality of location structure that are used for the location.
2. The rotating assembly of tower crane according to claim 1, wherein the cab platform is provided with a first pin roll which can be matched with the upper support structure.
3. The swing assembly of the tower crane according to claim 1, wherein the cab platform is fixedly connected with the upper support structure through bolts and nuts.
4. The slewing assembly of claim 1, wherein the positioning structure comprises a second support member, a second positioning sleeve and a second pin, the second support member is detachably mounted on the lower support member via the second pin, and the second positioning sleeve is mounted on the second support member.
5. A slewing assembly in a tower crane according to claim 1, wherein the upper and lower bearing structures are provided with reinforcing rods for reinforcement.
6. A slewing assembly in a tower crane according to claim 1, wherein the ladder is welded to the lower support structure.
7. The slewing assembly in a tower crane according to claim 1, wherein the slewing bearing is fixedly connected with the lower support structure through bolts and nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023056830.6U CN214270028U (en) | 2020-12-17 | 2020-12-17 | Rotation assembly in tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023056830.6U CN214270028U (en) | 2020-12-17 | 2020-12-17 | Rotation assembly in tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214270028U true CN214270028U (en) | 2021-09-24 |
Family
ID=77799253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023056830.6U Active CN214270028U (en) | 2020-12-17 | 2020-12-17 | Rotation assembly in tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214270028U (en) |
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2020
- 2020-12-17 CN CN202023056830.6U patent/CN214270028U/en active Active
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