CN203715115U - Supporting point structure for self-hoisting system of portal crane - Google Patents
Supporting point structure for self-hoisting system of portal crane Download PDFInfo
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- CN203715115U CN203715115U CN201320825817.3U CN201320825817U CN203715115U CN 203715115 U CN203715115 U CN 203715115U CN 201320825817 U CN201320825817 U CN 201320825817U CN 203715115 U CN203715115 U CN 203715115U
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- hydraulic ram
- supporting
- self
- point structure
- hoisting
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Abstract
The utility model relates to a self-hoisting supporting point structure for a portal crane, which is positioned at the upper part of a self-mounting lifting mechanism of the crane. The self-hoisting supporting point structure comprises a free base, a self-mounting tower section and a self-hoisting supporting point structure, wherein the self-hoisting supporting point structure is arranged at the upper part of the self-mounting lifting mechanism tower section and is divided into an upper supporting system, a lower supporting system, a matched power pack and other matched structures; the upper supporting system comprises an upper part supporting bean, a horizontal translation hydraulic oil cylinder and an upper supporting structure; and the lower supporting system comprises a lower part supporting beam, a horizontal translation hydraulic oil cylinder, a vertical jacking hydraulic oil cylinder and a lower supporting structure. The traditional tower section hoisting mode is changed, each tower adopts a pair of small portal frames, the combination of the supporting beam and the hydraulic oil cylinder is arranged at the top part of the portal frame for hoisting the tower section; the horizontal oil cylinder is used for controlling the supporting beam, and the vertical oil cylinder is used for controlling hoisting and dropping of the tower section, therefore, the self-hoisting assembly and disassembly of the tower can be safely and effectively realized.
Description
Technical field
The utility model relates to a kind of hoisting crane technology, particularly a kind of strong point of lifting certainly structure for transfer crane.
Background technology
Traditional mast crane from elevator system use gate-type raising legs coordinate polyspast and winch realize mast from Assembly &Disassembly work, operating mode is: gate-type raising legs is at mast base position installation in position, be arranged symmetrically with two cover polyspast in the raising legs inner side that import is 90 ° of orientation with mast tower joint, utilize winch and polyspast that mounted mast is promoted to predetermined altitude, then from gate-type raising legs entrance location, one Jie Tajie is installed with crane, fall polyspast after rise, carry out mast upside-down mounting group pair.Due to mast mainly by polyspast promote and cable wind rope stablize, falling group to time deviation larger.
On market, part transfer crane is not from installation system, and tower joint is installed and needed crane group pair, and expense is higher, and site requirements is high.A part has from elevator system in addition, and each tower joint adopts 4 climbing type jacks from promoting, and jack stroke is less, and climbing speed is slow, and safety factor is relatively low.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of strong point of lifting certainly structure for transfer crane, right for the group of transfer crane pylon; Realize technical purpose easy and simple to handle, that hoisting speed is fast, safety performance is high.
In order to realize the object solving the problems of the technologies described above, the utility model has adopted following technical scheme:
A kind of strong point of lifting certainly structure for transfer crane of the present utility model, described transfer crane has two pylons, every side pylon is equipped with a set of from lift system is installed, wherein be positioned at from the top that lift system is installed from promoting strong point structure, every cover has a set of strong point structure from lift system top is installed; Comprise from the bottom to top pedestal, certainly tower joint be installed, certainly promote strong point structure from lift system is installed; After lift system installation is installed, top drum joint, beam support, crossbeam, the cable wind rope of transfer crane are installed successively; From promote strong point structure be divided into upper supporting system, lower support system, supporting power bag, for supporting the steel structure of upper and lower support beam, wherein, upper supporting system comprises that upper support beam, lower horizontal are passed hydraulic ram, upper support structure forms, the parallel motion of horizontal translocation hydraulic ram control upper support beam; Lower support system comprises that lower support beam, lower horizontal are passed hydraulic ram, vertically jack-up hydraulic ram, lower support structure form; The steel structure that supports top and the bottom support beams is used for stressed stable of supporting construction;
The lower support structure of lower support system is fixed by bolts to from the top that tower joint is installed, and the upper support structure of upper supporting system is fixed on the top of vertical jack-up hydraulic ram by bearing pin; Comprise 8 vertical jack-up hydraulic rams, 4 horizontal translocation hydraulic rams from promoting strong point structure; Vertical jack-up hydraulic ram is fixed by bolts to elevator system tower joint top, promoting tower joint bilateral symmetry layout, horizontal translocation hydraulic ram is positioned at support beam top, and one end is connected with pylon, the other end is connected with support beam, the parallel motion of the contraction control support beam by oil cylinder; Vertical jack-up hydraulic ram is controlled the installation and removal of gate-type Crane tower by jacking upper support structure, lower support structure plays the effect of load transfer in whole process, in the time that stroke of vertical jack-up hydraulic ram finishes, lower support structure is passed hydraulic ram by lower horizontal and is stretched out, carry all load, upper support structure is passed hydraulic ram by upper level and is regained, vertical jack-up hydraulic ram shrinks the height that reduces upper support structure, then carries out the jacking of next stroke.
Concrete, the rated load of each vertical jack-up hydraulic ram is 380t, the rated load of each horizontal translocation hydraulic ram is 10t.
When pylon promotes, upper level is passed hydraulic ram upper support beam is laterally released, pylon is held fixing, vertical jacking hydraulic cylinder jacking, when a stroke finishes, lower horizontal is passed hydraulic ram lower support beam is released, hold pylon structure, upper level is passed hydraulic ram and is shunk, upper support beam return, vertical jack-up hydraulic ram shrinks, and then carries out jacking next time.Repeat above step, until the jacking of tower joint finishes.When pylon is removed, first remove the tie bolt of foot tower joint and upper joint, vertical jacking hydraulic cylinder jacking, upper level is passed hydraulic ram and is laterally released, support pylon structure, after lower head tower joint is removed, shrink vertical jack-up hydraulic ram, top pylon falls after rise, after vertical stroke of jack-up hydraulic ram finishes, lower horizontal passing hydraulic ram stretches out and supports pylon structure, vertical stroke of jacking hydraulic cylinder jacking, then upper level passing hydraulic ram stretches out, support pylon structure, lower floor's horizontal translocation hydraulic ram shrinks, regain lower support beam, vertical jack-up hydraulic ram starts to shrink, repeat above-mentioned steps, until next Jie Tajie falls after rise.Whole pylon from 16 vertical jack-up hydraulic rams of installation system and 8 horizontal translocation hydraulic rams by control system control, simple and efficient to handle, safe and efficient.
By adopting technique scheme, the utlity model has following beneficial effect:
The utility model belongs to a kind of strong point structure of transfer crane from elevator system.Support dot structure has changed traditional tower joint hoisting way, and each pylon adopts a pair of small-sized gate-type frame, and the lifting of tower joint is carried out in the combination that a set of support beam and hydraulic ram are set at gate-type top of the trellis.By horizontal oil cylinder control supporting traverse, vertical oil cylinder carrys out hoisting and falling after rise of control tower joint, and cross-tie beam is the support beam of tower joint.
The utility model is by a kind of brand-new array mode, can complete safely, efficiently pylon from erection & lift and dismounting, there is very high economy and practicality.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model structure partial cutaway view.
Fig. 3 is the utility model support beam structure figure.
In figure, 1-upper support beam, 2-lower support beam, the vertical jack-up hydraulic ram of 3-, 4-lower horizontal is passed hydraulic ram, and 5-upper level is passed hydraulic ram, 8-top and the bottom supporting construction.
Detailed description of the invention
Below in conjunction with accompanying drawing, this patent is further explained.But the protection domain of this patent is not limited to concrete embodiment.
Embodiment 1
If Fig. 1 is to as shown in Fig. 3, the strong point structure from elevator system for transfer crane of this patent, transfer crane has two pylons, every side pylon is equipped with a set of from lift system is installed, wherein be positioned at from the top that lift system is installed from promoting strong point structure, every cover has a set of strong point structure from lift system top is installed; Comprise from the bottom to top pedestal, certainly tower joint be installed, certainly promote strong point structure from lift system is installed; After lift system installation is installed, top drum joint, beam support, crossbeam, the cable wind rope of transfer crane are installed successively; From promote strong point structure be divided into upper supporting system, lower support system, supporting power bag, for supporting the steel structure of upper and lower support beam, wherein, upper supporting system comprises that upper support beam 1, upper level are passed hydraulic ram 5, upper support structure forms, the parallel motion of horizontal translocation hydraulic ram control upper support beam 1; Lower support system comprises that lower support beam 2, lower horizontal are passed hydraulic ram 4, vertically jack-up hydraulic ram 3, lower support structure form; The steel structure that supports top and the bottom support beam 2 is used for stressed stable of supporting construction.
The lower support structure of lower support system is fixed by bolts to from the top that tower joint is installed, and the upper support structure of upper supporting system is fixed on the top of vertical jack-up hydraulic ram 3 by bearing pin; Comprise 8 vertical jack-up hydraulic rams 3 from promoting strong point structure, and 4 horizontal translocation hydraulic rams; Vertical jack-up hydraulic ram 3 is fixed by bolts to elevator system tower joint top, promoting tower joint bilateral symmetry layout, horizontal translocation hydraulic ram is positioned at support beam top, and one end is connected with pylon, the other end is connected with support beam, the parallel motion of the contraction control support beam by oil cylinder; Vertical jack-up hydraulic ram 3 is controlled the installation and removal of gate-type Crane tower by jacking upper support structure, lower support structure plays the effect of load transfer in whole process, in the time that 3 one strokes of vertical jack-up hydraulic ram finish, lower support structure is passed hydraulic ram 4 by lower horizontal and is stretched out, carry all load, upper support structure is passed hydraulic ram 5 by upper level and is regained, vertical jack-up hydraulic ram 3 shrinks the height that reduces upper support structure, then carries out the jacking of next stroke.The rated load of each vertical jack-up hydraulic ram 3 is 380t, and the rated load of each horizontal translocation hydraulic ram is 10t.
When pylon promotes, pass hydraulic ram 5 by upper lateral and control upper support beam 1 and laterally release, pylon is held fixing; Stroke of main jack-up hydraulic ram 3 jacking; Lower, transverse passing hydraulic ram 4 is controlled 2 releases of lower support crossbeam and is held pylon structure; Upper lateral passing hydraulic ram 5 is controlled upper support crossbeam 1 and is resetted; Vertical jack-up hydraulic ram 3 shrinks, and then carries out jacking next time.Repeat above step, until the jacking of tower joint finishes.When pylon is removed, first remove the tie bolt of foot tower joint and upper joint, stroke of main lifting hydraulic ram 3 jacking; Upper level passing hydraulic ram 5 is controlled upper support beam 1 and is stretched out, and supports top pylon weight; After lower head tower joint removes, vertical jack-up hydraulic ram 3 shrinks, and top pylon falls a stroke after rise; Lower, transverse oil cylinder 4 is controlled lower, transverse support beam 2 and is stretched out and bear pylon weight; Stroke of main jacking cylinder 3 jacking, then upper level oil cylinder 5 is controlled upper support beam 1 and is stretched out, and bears topside weight; Lower floor's cross cylinder 4 is controlled lower support beam and is resetted.Repeat above-mentioned steps, until tower joint falls after rise.
Claims (2)
- One kind for transfer crane the strong point structure from elevator system, it is characterized in that: described transfer crane has two pylons, every side pylon is equipped with a set of from lift system is installed, wherein be positioned at from the top that lift system is installed from promoting strong point structure, every cover has a set of strong point structure from lift system top is installed; Comprise from the bottom to top pedestal, certainly tower joint be installed, certainly promote strong point structure from lift system is installed; After lift system installation is installed, top drum joint, beam support, crossbeam, the cable wind rope of transfer crane are installed successively; From promote strong point structure be divided into upper supporting system, lower support system, supporting power bag, for supporting the steel structure of upper and lower support beam, wherein, upper supporting system comprises that upper support beam, lower horizontal are passed hydraulic ram, upper support structure forms, the parallel motion of horizontal translocation hydraulic ram control upper support beam; Lower support system comprises that lower support beam, lower horizontal are passed hydraulic ram, vertically jack-up hydraulic ram, lower support structure form; The steel structure that supports top and the bottom support beams is used for stressed stable of supporting construction;The lower support structure of lower support system is fixed by bolts to from the top that tower joint is installed, and the upper support structure of upper supporting system is fixed on the top of vertical jack-up hydraulic ram by bearing pin; Comprise 8 vertical jack-up hydraulic rams, 4 horizontal translocation hydraulic rams from promoting strong point structure; Vertical jack-up hydraulic ram is fixed by bolts to elevator system tower joint top, promoting tower joint bilateral symmetry layout, horizontal translocation hydraulic ram is positioned at support beam top, and one end is connected with pylon, the other end is connected with support beam, the parallel motion of the contraction control support beam by oil cylinder; Vertical jack-up hydraulic ram is controlled the installation and removal of gate-type Crane tower by jacking upper support structure, lower support structure plays the effect of load transfer in whole process, in the time that stroke of vertical jack-up hydraulic ram finishes, lower support structure is passed hydraulic ram by lower horizontal and is stretched out, carry all load, upper support structure is passed hydraulic ram by upper level and is regained, vertical jack-up hydraulic ram shrinks the height that reduces upper support structure, then carries out the jacking of next stroke.
- 2. the strong point structure from elevator system for transfer crane according to claim 1, is characterized in that: the rated load of described each vertical jack-up hydraulic ram is 380t, the rated load of each horizontal translocation oil cylinder is 10t.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320825817.3U CN203715115U (en) | 2013-12-16 | 2013-12-16 | Supporting point structure for self-hoisting system of portal crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320825817.3U CN203715115U (en) | 2013-12-16 | 2013-12-16 | Supporting point structure for self-hoisting system of portal crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203715115U true CN203715115U (en) | 2014-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320825817.3U Expired - Lifetime CN203715115U (en) | 2013-12-16 | 2013-12-16 | Supporting point structure for self-hoisting system of portal crane |
Country Status (1)
| Country | Link |
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| CN (1) | CN203715115U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105129633A (en) * | 2015-07-31 | 2015-12-09 | 中国建筑第四工程局有限公司 | Auxiliary tower crane demounting and mounting device and manufacturing method thereof |
| CN107879257A (en) * | 2016-09-29 | 2018-04-06 | 玛姆控股公司 | For lifting heavy duty equipment |
| CN108217521A (en) * | 2016-12-09 | 2018-06-29 | 国家电网公司 | A kind of steel tower hydraulic lifting apparatus |
-
2013
- 2013-12-16 CN CN201320825817.3U patent/CN203715115U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105129633A (en) * | 2015-07-31 | 2015-12-09 | 中国建筑第四工程局有限公司 | Auxiliary tower crane demounting and mounting device and manufacturing method thereof |
| CN107879257A (en) * | 2016-09-29 | 2018-04-06 | 玛姆控股公司 | For lifting heavy duty equipment |
| CN108217521A (en) * | 2016-12-09 | 2018-06-29 | 国家电网公司 | A kind of steel tower hydraulic lifting apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 471023 Luolong, Henan Province, Guan Lin China Petroleum First Construction Corporation Patentee after: CHINA NATIONAL PETROLEUM AND NATURAL GAS FIRST CONSTRUCTION CO.,LTD. Address before: 471023 Luolong, Henan Province, Guan Lin China Petroleum First Construction Corporation Patentee before: CNPC FIRST CONSTRUCTION Co. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140716 |
|
| CX01 | Expiry of patent term |