CN109850776A - A kind of endless belt supporting leg list cantilever mounted racker crane and hanging method - Google Patents
A kind of endless belt supporting leg list cantilever mounted racker crane and hanging method Download PDFInfo
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- CN109850776A CN109850776A CN201811496684.3A CN201811496684A CN109850776A CN 109850776 A CN109850776 A CN 109850776A CN 201811496684 A CN201811496684 A CN 201811496684A CN 109850776 A CN109850776 A CN 109850776A
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Abstract
The invention discloses a kind of endless belt supporting leg list cantilever mounted racker crane and hanging methods, including truss-like main structure, jib lubbing mechanism, introduce operating mechanism, raising operating mechanism and electric-control system, the truss-like main structure includes an annular truss beam, and the annular truss beam is supported by supporting leg；It is equipped with circular orbit in the outer side bottom surface of the annular truss beam, the outside of the circular orbit is equipped with an outwardly extending cantilever；An introduction operating mechanism is equipped on the cantilever, the introduction operating mechanism controls its position on cantilever by jib lubbing mechanism；The raising operating mechanism can be moved along the circular orbit；Jib lubbing mechanism described in the electric control system controls introduces operating mechanism, raising operating mechanism.
Description
Technical field
The present invention relates to a kind of annular construction member (shielding workshop) installation hanging apparatus and hanging methods, and in particular to a kind of
Endless belt supporting leg list cantilever mounted racker crane and hanging method.
Background technique
Shielding workshop is that last one of radiation shield of nuclear island of nuclear power station covers, and is arranged in the outside of nuclear island factory building, plays
The protective effect for preventing aircraft or missile from hitting, plays an important role the overall security for improving nuclear power station.CAP1000
Workshop and steel containment vessel tube-in-tube structure each other are shielded with CAP1400 passive PWR nuclear power station, inner cylinder is steel safety
Shell, outer cylinder are shielding workshops.Shielding workshop mainly uses the steel plate-concrete structure of casting concrete among the double-deck doughnut-shaped steel plate
(abbreviation SC structure) form, integral diameter is big, and height is high, and double-layer plate thickness is thicker, spacing is larger, installs between double-layer plate
There are the strengthening parts such as steel tie, connection reinforcing bar, peg, is a kind of large-sized annular steel structure member.
Currently, cartridge type building is divided into several layers along short transverse by SC structual shield workshop, then radially according to certain
Angle is divided into several sub- wall blocks.If implementing whole circle lifting and welding assembly in layer and interlayer, whole circle lifting weight is big, lifting is high
Degree is high, and whole circle is assembled at least to need 6000m2Assembling place, have sternly to crane crane capacity, sling height, radius of gyration etc.
The requirement of lattice generally requires the large crane of 3200t in nuclear power station, in the construction process the cross-reference of the large crane of 3200t
Frequency increases, and has certain influence to construction speed.Welding procedure welds misalignment accuracy of measurement to inside and outside two-layer panel in work progress
It is required that high；And the structural style and overall stiffness of the domain are very big, whole circle lifting will generate larger lifting deformation, these factors are all
Restriction critical issue as the whole circle installation of shielding workshop.
Summary of the invention
In order to solve technical problem present in existing construction, the invention discloses one kind to pacify the present invention for annular construction member
The endless belt supporting leg list cantilever mounted racker crane and hanging method of dress.
The technical solution adopted by the invention is as follows:
A kind of endless belt supporting leg list cantilever mounted racker crane, including truss-like main structure, jib lubbing mechanism, introduction operation
Mechanism, raising operating mechanism, circular orbit and electric-control system；
The truss-like main structure includes an annular truss beam, and the annular truss beam is supported by supporting leg；?
The outer side bottom surface of the annular truss beam is equipped with circular orbit, and the outside of the annular truss beam is equipped with one and extends outwardly
Cantilever；It is equipped on the cantilever and introduces track, an introduction operating mechanism is set on the introduction track, it is described
Introduction operating mechanism its position on cantilever is controlled by jib lubbing mechanism；Connect between the introduction track and circular orbit
It connects；The raising operating mechanism can be moved along the circular orbit；Luffing machine described in the electric control system controls
Structure introduces operating mechanism, raising operating mechanism.
Further, the introduction operating mechanism is equipped on the introduction trolley and is used for using trolley is introduced
Hang the hook of annular construction member.
Further, the raising operating mechanism uses lifting trolley, is equipped on the lifting trolley for hanging
Hang the hanging beam of annular construction member.
Further, the cantilever is supported by supporting leg.
Specific installation method is as follows:
The installation of step 1 hanging device complete machine is in place；
Step 2 jib lubbing mechanism, which drives, to be introduced at the outside luffing to amplitude peak of operating mechanism；By raising raising operating mechanism
It is suspended on the lower part for introducing trolley；
Step 3 falls the suspension hook on raising operating mechanism；
Step 4 connects the monolithic module of suspension hook and annular construction member on raising operating mechanism or composite module；
Suspension hook on step 5 raising raising operating mechanism, promotes shielding workshop monolithic module or composite module, arrival refer to
Determine height and position；
The inside luffing of step 6 jib lubbing mechanism is to minimum radius；
Step 7 raising operating mechanism becomes on rail to circular orbit, and moves along the circular orbit, reaches specified peace
Holding position；
Step 8 off the hook, completes shielding workshop monolithic module or composite module installation is in place.
Further, the circular orbit is arranged in step 1 on annular truss beam；Pacify on the circular orbit
It fills jib lubbing mechanism, introduce operating mechanism, raising operating mechanism.
Further, the monolithic module or composite module by layer lift one by one in place, when domain module hoisting just
Behind position, implement intermodule longitudinal seam welding, next straton wall block equally lifts in place, and after the completion of longitudinal seam welding, implements interlayer
Girth welding, it is final to realize entire shielding workshop installation.
Beneficial effects of the present invention are as follows:
Using hanging device of the invention, it is able to solve series of problems caused by above-mentioned whole circle lifts.The mounting means is not
It needs not needing Over-size transport road and large-scale crane lifting using assembled place, solve assembled place, Over-size transport and lifting
Scarce capacity problem；The present invention, which can be realized, is introduced into installation predetermined position from ground for single-piece wall block；Using integral installation and
Demolition technique, it is easy to use；The relatively whole circle of monolithic (combination) module arc length, height, weight is smaller, and lifting will not generate larger hang
Dress deformation；Monolithic (combination) modular structure figure and rigidity are relatively smaller, can be corrected shape by mechanical straightening method, more just
In the requirement for meeting welding unfitness of butt joint.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation are not constituted an undue limitation on the present application for explaining the application.
Fig. 1 is；Endless belt supporting leg list cantilever mounted racker crane main view；
Fig. 2 are as follows: endless belt supporting leg list cantilever mounted racker crane side view；
In figure: 1 annular truss main structure, 2 introduction trolleies, 3 lifting trolleys, 4 sub- wall block hanging beams, 11 annular truss beams,
12 supporting legs, 13 cantilever mounteds, 14 circular orbits.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination；
As background technique is introduced, currently, mature construction technology, steel peace has not yet been formed in SC structual shield workshop
Full shell and steel lining construction are similar, mainly use modularization mode of construction, and it is existing to be transported to construction after the completion of the manufacture of workshop single-piece
Field is assembled into semi-circular or whole ring-shaped component, and entire ring-shaped component is lifted into nuclear island scene and install in place, this whole circle peace
The method of dress is high to assembled site requirements, needs the biggish assembled place of prepared bearing capacity；It is high to Over-size transport and lifting requirements,
Heavy duty transport road is needed, large-scale crane is needed to be lifted；Whole circle lifting is high to upper and lower layer interface deviation requirement, and large size is hung
There is greatly lifting risk of distortion in dress, easily cause unfitness of butt joint when installation overproof；After the lifting of whole circle is in place, for rigidity compared with
The unfitness of butt joint adjustment difficulty of big double-layer steel plate structure, girth joint is very big.
In order to solve technical problem as above, present applicant proposes a kind of endless belt supporting leg list cantilever mounted racker cranes
And hanging method.
It, as depicted in figs. 1 and 2, can be with using hanging device of the invention in a kind of typical embodiment of the application
It realizes shielding workshop monolithic (combination) installation, mainly lifts module in place one by one by layer, it is real after domain module hoisting is in place
Intermodule longitudinal seam welding is applied, next straton wall block equally lifts in place, and after the completion of longitudinal seam welding, implements interlayer circular seam welding
It connects, it is final to realize entire shielding workshop installation.Using lifting device of the present invention, following technical problem can solve: solving existing
Assembled lack of space in technology, the problems such as Over-size transport and Large-scale Hoisting bearing capacity are inadequate.It is hung convenient for single (combination) wall block
Dress is in place, improves the efficiency that installation predetermined position is introduced into from ground.Hanging apparatus complete machine of the present invention is integrated, single lifting is
Mountable in place, installation effectiveness greatly promotes.Single-piece lifting is carried out using suspender of the invention, it is possible to reduce single (combination) wall
Block lifts deflection.
Bridge-type circular orbit cantilever crane of the present invention, main operational principle: in steel containment vessel cylinder upper outside
Or inside line is arranged circular orbit mechanism, is installed on circular orbit of the invention by the fixed forms such as welding, bolting
Hanging apparatus ontology, hanging apparatus ontology include: truss-like main structure, lifting mechanism, jib lubbing mechanism, introduce trolley travelling machine
Structure, lifting trolley operating mechanism, electric-control system etc..Mechanism is introduced by the luffing on hanging apparatus to draw single (combination) wall block
Proceed to and be aligned with circular orbit, ring rail mechanism drives trolley, thus will single (combination) wall block along circular orbit forward or inversely
360 ° of rotations, reach and are lifted and installed at specified altitude assignment and radian in place.
Using hanging device of the invention, it is able to solve series of problems caused by above-mentioned whole circle lifts.The mounting means is not
It needs not needing Over-size transport road and large-scale crane lifting using assembled place, solve assembled place, Over-size transport and lifting
Scarce capacity problem；The present invention, which can be realized, is introduced into installation predetermined position from ground for single-piece wall block；Using integral installation and
Demolition technique, it is easy to use；The relatively whole circle of monolithic (combination) module arc length, height, weight is smaller, and lifting will not generate larger hang
Dress deformation；Monolithic (combination) modular structure figure and rigidity are relatively smaller, can be corrected shape by mechanical straightening method, more just
In the requirement for meeting welding unfitness of butt joint.
Complete machine structure construction: overall construction is detailed in Fig. 1 and Fig. 2.Mainly by band supporting leg list cantilever mounted annular truss main body
Structure 1 introduces the parts groups such as trolley 2, lifting trolley 3, sub- wall block hanging beam 4, circular orbit 5, electric control system, accessory structure
At.
Wherein, truss main structure 1 includes annular truss beam 11, the composition such as supporting leg 12, cantilever mounted 13.Annular truss beam
Section is trapezoidal, six supporting legs of bottom connection.Supporting leg integral form is prismatoid truss structure；On the outside of annular truss soffit
360 ° of circular orbits are installed；Circular orbit and steel containment vessel cylinder is fixed, is fixed on the top of steel containment vessel cylinder
Outside or inside line, by the fixed forms such as welding, bolting；At the top of a wherein supporting leg, cantilever mounted is set, in
Portion is provided with introduction track.It introduces trolley and preferably is selected from traveling trolley, main function is luffing, and integral hanging is in cantilever mounted bottom
Introduction track on.According to requiring, 4 lifting trolleys are set on circular orbit, are mutually backups two-by-two.
It is lifted in addition, this scheme can be used for the domain after removing supporting leg, annular mechanism and cantilever shalving, while on annular hanging beam
Hoisting mechanism, each mechanism synchronous operation are set.
Complete machine feature: girder truss is annular；Band supporting leg；Cantilever is fixed；Lifting trolley can be turned round certainly with 360 °；Lifting trolley
With revolution and lifting functions.
The preferred hoist crane of lifting trolley 3 when lifting by crane submodule (significantly) hangs on and introduces 2 bottom of trolley, after luffing
(minimum radius), lifting trolley can complete installation exercise along 360 ° of the circular orbit operations in annular truss beam bottom portion.
3 lower part of lifting trolley connects SC wall block hanging beam 4, and it is handling submodule that form, which is variable cross-section box type structure,
Special hanger.
Using hanging device of the invention, shielding workshop monolithic (combination) installation may be implemented, mainly by module press layer by
A lifting is in place, after domain module hoisting is in place, implements intermodule longitudinal seam welding, and next straton wall block equally lifts in place,
And after the completion of longitudinal seam welding, implement interlayer girth welding, it is final to realize entire shielding workshop installation；Method is as follows:
The installation of step 1 hanging device complete machine is in place；
Step 2 jib lubbing mechanism, which drives, to be introduced at the outside luffing to amplitude peak of operating mechanism；By raising raising operating mechanism
It is suspended on the lower part for introducing trolley；
Step 3 falls the suspension hook on raising operating mechanism；
Step 4 connects the monolithic module of suspension hook and annular construction member on raising operating mechanism or composite module；
Suspension hook on step 5 raising raising operating mechanism, promotes shielding workshop monolithic module or composite module, arrival refer to
Determine height and position；
The inside luffing of step 6 jib lubbing mechanism is to minimum radius；
Step 7 raising operating mechanism becomes on rail to circular orbit, and moves along the circular orbit, reaches specified peace
Holding position；
Step 8 off the hook, completes shielding workshop monolithic module or composite module installation is in place.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (7)
1. a kind of endless belt supporting leg list cantilever mounted racker crane, which is characterized in that including truss-like main structure, luffing machine
Structure introduces operating mechanism, raising operating mechanism and electric-control system,
The truss-like main structure includes an annular truss beam, and the annular truss beam is supported by supporting leg；Described
The outer side bottom surface of annular truss beam be equipped with circular orbit, the outside of the annular truss beam be equipped with one it is outwardly extending outstanding
Arm；It is equipped on the cantilever and introduces track, an introduction operating mechanism is set on the introduction track, and described draws
Its position on cantilever is controlled by jib lubbing mechanism into operating mechanism；It is connected between the introduction track and circular orbit；
The raising operating mechanism can be moved along the circular orbit；Jib lubbing mechanism described in the electric control system controls,
Introduce operating mechanism, raising operating mechanism.
2. endless belt supporting leg list cantilever mounted racker crane as described in claim 1, which is characterized in that the introduction fortune
Row mechanism is equipped with the hook for lifting by crane annular construction member using trolley is introduced on the introduction trolley.
3. endless belt supporting leg list cantilever mounted racker crane as described in claim 1, which is characterized in that described plays elevator
Row mechanism uses lifting trolley；The hanging beam for suspending annular construction member in midair is equipped on the lifting trolley.
4. endless belt supporting leg list cantilever mounted racker crane as described in claim 1, which is characterized in that the cantilever is logical
Cross supporting leg support.
5. being pacified using any endless belt supporting leg list cantilever mounted racker crane of claim 1-4 to annular construction member
The method of dress, which comprises the following steps:
The installation of step 1 hanging device complete machine is in place；
Step 2 jib lubbing mechanism, which drives, to be introduced at the outside luffing to amplitude peak of operating mechanism；Raising raising operating mechanism is hung
In the lower part for introducing trolley；
Step 3 falls the suspension hook on raising operating mechanism；
Step 4 connects the monolithic module of suspension hook and annular construction member on raising operating mechanism or composite module；
Suspension hook on step 5 raising raising operating mechanism promotes shielding workshop monolithic module or composite module, reaches specified height
Spend position；
The inside luffing of step 6 jib lubbing mechanism is to minimum radius；
Step 7 raising operating mechanism becomes on rail to circular orbit, and moves along the circular orbit, reaches designated mounting position
It sets；
Step 8 off the hook, completes shielding workshop monolithic module or composite module installation is in place.
6. installation method as claimed in claim 5, which is characterized in that arrange the ring in step 1 on annular truss beam
Shape track；Jib lubbing mechanism is installed on the circular orbit, introduces operating mechanism, raising operating mechanism.
7. installation method as claimed in claim 5, which is characterized in that the monolithic module or composite module press layer one by one
Lifting is in place, after domain module hoisting is in place, implements intermodule longitudinal seam welding, and next straton wall block equally lifts in place, and
And after the completion of longitudinal seam welding, implement interlayer girth welding, it is final to realize entire shielding workshop installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811496684.3A CN109850776A (en) | 2018-12-07 | 2018-12-07 | A kind of endless belt supporting leg list cantilever mounted racker crane and hanging method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811496684.3A CN109850776A (en) | 2018-12-07 | 2018-12-07 | A kind of endless belt supporting leg list cantilever mounted racker crane and hanging method |
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| CN109850776A true CN109850776A (en) | 2019-06-07 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102184747A (en) * | 2011-03-18 | 2011-09-14 | 山东核电设备制造有限公司 | Modular steel containment vessel annular hanging beam and assembling method thereof |
| CN104098037A (en) * | 2014-06-30 | 2014-10-15 | 山东核电设备制造有限公司 | Cantilever crane device as well as balance mechanisms and cantilever crane system thereof |
| CN105366556A (en) * | 2015-11-26 | 2016-03-02 | 中广核工程有限公司 | Device and method for turning main equipment automatically through nuclear island ring crane |
| US20170183872A1 (en) * | 2015-12-28 | 2017-06-29 | Alejandro Cortina Cordero | Cables lift system for vertical pre-stresing |
| CN207877139U (en) * | 2018-01-31 | 2018-09-18 | 无锡新东机械有限公司 | Truss gantry crane |
-
2018
- 2018-12-07 CN CN201811496684.3A patent/CN109850776A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102184747A (en) * | 2011-03-18 | 2011-09-14 | 山东核电设备制造有限公司 | Modular steel containment vessel annular hanging beam and assembling method thereof |
| CN104098037A (en) * | 2014-06-30 | 2014-10-15 | 山东核电设备制造有限公司 | Cantilever crane device as well as balance mechanisms and cantilever crane system thereof |
| CN105366556A (en) * | 2015-11-26 | 2016-03-02 | 中广核工程有限公司 | Device and method for turning main equipment automatically through nuclear island ring crane |
| US20170183872A1 (en) * | 2015-12-28 | 2017-06-29 | Alejandro Cortina Cordero | Cables lift system for vertical pre-stresing |
| CN207877139U (en) * | 2018-01-31 | 2018-09-18 | 无锡新东机械有限公司 | Truss gantry crane |
Non-Patent Citations (1)
| Title |
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| 李斌等: ""一种新型吊装方法在核电站屏蔽厂房SC结构中的适用性研究"", 《基层建设》 * |
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Application publication date: 20190607 |