CN219792204U - Self-propelled hoisting portal - Google Patents
Self-propelled hoisting portal Download PDFInfo
- Publication number
- CN219792204U CN219792204U CN202320676608.0U CN202320676608U CN219792204U CN 219792204 U CN219792204 U CN 219792204U CN 202320676608 U CN202320676608 U CN 202320676608U CN 219792204 U CN219792204 U CN 219792204U
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- door frame
- main door
- walking platform
- portal
- self
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- 230000001360 synchronised effect Effects 0.000 claims description 9
- 238000010248 power generation Methods 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 abstract description 11
- 230000007704 transition Effects 0.000 abstract description 8
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 230000002787 reinforcement Effects 0.000 description 11
- 238000010276 construction Methods 0.000 description 8
- 238000005553 drilling Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
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Abstract
The utility model discloses a self-propelled hoisting portal frame. The crawler-type traveling mechanism comprises a traveling platform, wherein the lower portion of the traveling platform is provided with the crawler-type traveling mechanism, the crawler-type traveling mechanism further comprises a main door frame of a portal structure, the upper end of the main door frame is provided with a fixed pulley block, the lower end of the main door frame is a rectangular frame base, the lower portion of the rectangular frame base is provided with a plurality of portal jacks, the main door frame is hinged to one end of the upper portion of the traveling platform, the upper portion of the traveling platform is provided with jacking equipment and a winch, one end of the jacking equipment is hinged to the traveling platform, the other end of the jacking equipment is hinged to the main door frame, a steel wire rope of the winch winds through the fixed pulley block, and the lower portion of the traveling platform is provided with a plurality of traveling platform jacks. The utility model has high stability, strong hoisting capability, convenient walking, quick transition, low requirement on operation space and good safety in operation sites with narrow hoisting space and overhead lines.
Description
Technical Field
The utility model relates to a self-propelled hoisting portal, which is mainly used for hoisting a bored pile reinforcement cage.
Background
At present, the hoisting operation for the bored pile reinforcement cage mainly adopts two methods of self hoisting of a positive circulation drilling machine and hoisting of an automobile crane. The construction safety and convenience are comprehensively considered, the lifting capacity of the positive circulation drilling machine is poor, the weight requirement on the reinforcement cage cannot exceed 10 tons, and the lifting weight does not meet the engineering requirement; the mechanical movement is difficult, and the time for transferring the place is too long; the hoisting operation is not firmly supported, and potential safety hazards exist; the generator needs to be configured as a power source, and the operation requirement is high. The automobile crane hoist has large dependence on the operation space, the hoisting platform needs to meet the support of the supporting leg, the swing arm range of the crane is wide, and the operation is difficult under the condition of narrow space; in the process of hoisting the reinforcement cage, the swing of the reinforcement cage is difficult to control, and the reinforcement cage cannot work under the condition of approaching railway equipment.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides the self-propelled hoisting portal which has the advantages of strong hoisting capability, high stability, convenient walking, quick transition and low requirement on the operation space.
The utility model is realized by the following technical scheme: the utility model provides a self-propelled hoist and mount portal, includes walking platform, and walking platform lower part is provided with crawler-type running gear, characterized by: still include the main door frame of portal structure, main door frame upper end is provided with the fixed pulley group, main door frame lower extreme is rectangular frame base, rectangular frame base lower part is provided with a plurality of portal jacks, main door frame articulates and connects walking platform upper portion one end, walking platform upper portion is provided with jacking equipment and hoist engine, jacking equipment one end with walking platform articulates, the other end with main door frame articulates, the wire rope of hoist engine winds the fixed pulley group, the lower part of walking platform is provided with a plurality of walking platform jacks.
According to the utility model, the walking platform can conveniently walk through the crawler-type walking mechanism, and the transition is quick and convenient. The walking platform jack arranged at the lower part of the walking platform is used as a support of the walking platform when in operation. The main door frame can be erected through jacking equipment and used as a hoisting door frame, and a door frame jack arranged at the lower part of the main door frame is used for supporting the main door frame during operation. When not in operation or transition, the main portal frame can be folded and then placed on the walking platform.
Furthermore, the walking platform is also provided with a diesel engine for power generation and a three-phase alternating current synchronous generator.
Further, the jacking equipment is a hydraulic oil cylinder.
Further, a cross brace is arranged at the other end of the walking platform. The main door frame can be supported through the cross braces after being folded, so that the stability of the main door frame on the walking platform is ensured, and the main door frame is prevented from interfering with other equipment on the walking platform.
Further, an auxiliary winch is further arranged on the main door frame. Other components in construction such as the guide pipe can be hoisted through the auxiliary hoist, and the construction is convenient.
The beneficial effects of the utility model are as follows: the utility model has high mechanical operation degree and less labor investment; the two groups of support systems are adopted, a plurality of support jacks are arranged as supporting legs, so that stable force points can be provided for mechanical hoisting, stability is good, the overturning of hoisting machinery can be effectively avoided, and the hoisting capacity of the hoisting machine is high, so that the hoisting operation of a 20-ton steel reinforcement cage can be satisfied; the main door frame can be folded, the crawler travelling mechanism is convenient to walk, the transition is convenient, and the rapid transition can be realized; the utility model has low requirement on operation space, the length of the landing leg after being unfolded is 8m, the width of the landing leg is 3.2m, the space occupation is smaller than that of a crane, the landing leg is more suitable for construction in areas with limited space, the lifting space is narrow, the operation site with overhead lines has good safety, the problems of large occupied space, serious swing and the like of the automobile crane can be effectively solved, and the landing leg is suitable for lifting the reinforcement cage in the range of business lines adjacent to railways.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
FIG. 3 is a schematic top view of the present utility model;
in the figure, 1, a main portal, 1-1, a rectangular frame base, 2, a portal jack, 3, a walking platform jack, 4, a crawler, 5, jacking equipment, 6, a winch, 7, an operating rod, 8, a three-phase asynchronous motor, 9, an operator seat, 10, a diesel engine for power generation, 11, a fixed pulley block, 12, a crawler motor, 13, a portal operating rod, 14, a storage battery, 15, a three-phase alternating current synchronous generator, 16, a three-phase alternating current synchronous generator control cabinet, 17, a diesel tank, 18, a cross brace, 19, a walking platform, 20, an auxiliary winch, 21 and a rotating shaft.
Detailed Description
The utility model is further illustrated by the following non-limiting examples, in conjunction with the accompanying drawings:
as shown in the attached drawing, the self-propelled hoisting portal comprises a walking platform 19 and a main portal frame 1. A crawler-type travelling mechanism is arranged at the lower part of the travelling platform 19, and the travelling platform can move through the crawler-type travelling mechanism. The crawler-type travelling mechanism is in the prior art, and the structure of the crawler-type travelling mechanism is the same as that of crawler-type travelling mechanisms such as a crawler-type excavator, a crawler-type tractor and the like in the prior art. The lower part of the walking platform 19 is provided with a plurality of walking platform jacks 3, the walking platform jacks 3 are used as supporting legs of the walking platform 19 during operation, and the walking platform 19 can be supported through the walking platform jacks 3. The main door frame 1 is of a door type structure, a fixed pulley block 11 is arranged at the upper end of the main door frame 1, a rectangular frame base 1-1 is arranged at the lower end of the main door frame 1, a plurality of door frame jacks 2 are arranged at the lower part of the rectangular frame base 1-1, and the door frame jacks 2 serve as supporting legs of the main door frame 1 during operation. The main portal 1 is hinged to one end of the upper portion of the walking platform 19 through a rotating shaft 21, the main portal 1 is arranged on the upper portion of the walking platform 19 in a foldable manner through the rotating shaft 21, a cross brace 18 is arranged at the other end of the walking platform 19, and when the main portal 1 is arranged on the upper portion of the walking platform 19 in a foldable manner, the main portal 1 can be supported through the cross brace 18. The upper part of the walking platform 19 is provided with jacking equipment 5 and a winch 6, the jacking equipment 5 is preferably a hydraulic cylinder, the number of the hydraulic cylinders is 2, the hydraulic cylinders are respectively arranged corresponding to the upright posts on two sides of the main portal 1, one end of the jacking equipment 5 is hinged with the walking platform 19, and the other end of the jacking equipment 5 is hinged with the upright posts of the main portal 1. The steel wire rope of the winch 6 passes through the fixed pulley block 11. The hoist 6 is of the prior art, and the hoist 6 is driven by a three-phase asynchronous motor 8. The walking platform 19 is also provided with a diesel engine 10 for power generation, a three-phase alternating-current synchronous generator 15, a storage battery pack 14, a three-phase alternating-current synchronous generator control cabinet 16 and a diesel tank 17, wherein the storage battery pack 14 is used for starting the diesel engine for power generation, the diesel engine 10 for power generation and the three-phase alternating-current synchronous generator 15 are used for providing power sources, and the diesel tank 17 is used for storing diesel.
In order to facilitate construction, the utility model also fixedly installs an auxiliary hoist 20 on the upright post of the main door frame 1. The auxiliary hoist 20 can hoist components such as a pipe for construction and other tools.
When the utility model is used for hoisting a bored pile reinforcement cage, a diesel engine 10 for power generation is started through a storage battery pack 14, a three-phase alternating-current synchronous generator control cabinet 16 is opened, a three-phase alternating-current synchronous generator 15 starts to work, a portal operating rod 13 is operated to move a walking platform 19 to the position above a bored pile hole, a walking platform jack 3 is supported, a jacking device 5 is used for erecting a main portal 1, a portal jack 2 is supported, a three-phase asynchronous motor 8 is started, an operator sits on an operator seat 9, a winch 6 is operated by an operating rod 17 to hoist the reinforcement cage, after hoisting is completed, the portal jack 2 is retracted, the main portal 1 is folded to be placed on a transverse strut 18, the walking platform jack 3 is retracted, and transition is carried out.
The utility model has strong self-lifting capacity, is provided with a plurality of supporting legs, has good stability and can meet the lifting operation of a 20-ton steel reinforcement cage. The walking platform is provided with a diesel generator and a crawler-type walking mechanism, so that the walking platform can automatically transition to perform construction operation. The landing leg is 8m long and 3.2m wide after being unfolded, so that the landing leg occupies smaller space than a crane, is more suitable for construction in areas with limited space, has the main door frame of 8m in vertical height, is safer than an automobile crane when working between railway lines, and is easier to avoid the risk of invading electrified equipment.
Other parts in this embodiment are all of the prior art, and are not described herein.
Claims (5)
1. The utility model provides a self-propelled hoist and mount portal, includes walking platform (19), and walking platform (19) lower part is provided with crawler-type running gear, characterized by: still include main door frame (1) of portal structure, main door frame (1) upper end is provided with fixed pulley group (11), main door frame (1) lower extreme is rectangular frame base, rectangular frame base lower part is provided with a plurality of portal jacks (2), main door frame (1) are articulated to be connected walking platform (19) upper portion one end, walking platform (19) upper portion is provided with jacking equipment (5) and hoist engine (6), jacking equipment (5) one end with walking platform (19) are articulated, the other end with main door frame (1) are articulated, wire rope of hoist engine (6) is walked around fixed pulley group (11), the lower part of walking platform (19) is provided with a plurality of walking platform jacks (3).
2. The self-propelled lifting mast of claim 1, wherein: the walking platform (19) is provided with a diesel engine (10) for power generation and a three-phase alternating current synchronous generator (15).
3. The self-propelled lifting mast of claim 1, wherein: the jacking equipment (5) is a hydraulic cylinder.
4. The self-propelled lifting mast of claim 1, wherein: the other end of the walking platform (19) is provided with a transverse brace (18).
5. Self-propelled lifting mast according to claim 1 or 2 or 3 or 4, characterized in that: an auxiliary winch (20) is further arranged on the main door frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320676608.0U CN219792204U (en) | 2023-03-31 | 2023-03-31 | Self-propelled hoisting portal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320676608.0U CN219792204U (en) | 2023-03-31 | 2023-03-31 | Self-propelled hoisting portal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219792204U true CN219792204U (en) | 2023-10-03 |
Family
ID=88178560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320676608.0U Active CN219792204U (en) | 2023-03-31 | 2023-03-31 | Self-propelled hoisting portal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219792204U (en) |
-
2023
- 2023-03-31 CN CN202320676608.0U patent/CN219792204U/en active Active
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