CN109573862A - A kind of endless belt supporting leg four turns round cantilever truss crane and hanging method - Google Patents
A kind of endless belt supporting leg four turns round cantilever truss crane and hanging method Download PDFInfo
- Publication number
- CN109573862A CN109573862A CN201811495569.4A CN201811495569A CN109573862A CN 109573862 A CN109573862 A CN 109573862A CN 201811495569 A CN201811495569 A CN 201811495569A CN 109573862 A CN109573862 A CN 109573862A
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- Prior art keywords
- truss
- operating mechanism
- cantilever
- revolution
- crane
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
Abstract
The invention discloses a kind of endless belt supporting leg four revolution cantilever truss crane and hanging methods, the integration of its complete machine, single lifting are i.e. mountable in place, installation effectiveness greatly promotes, technical solution are as follows: including truss-like main structure, circular orbit, introduces operating mechanism, jib lubbing mechanism and electric-control system；Truss-like main structure includes annular truss beam, and annular truss beam bottom portion is supported by multiple supporting legs；Top boom and lower boom on the outside of the annular truss beam are respectively provided with circular orbit, and the circular orbit is equipped with four groups of revolution cantilevers, and four groups of revolution cantilevers are oppositely arranged two-by-two, and every single-revolution cantilever can be run along circular orbit；Track is introduced in the revolution cantilever bottom setting, is introduced setting on track and is introduced operating mechanism, is introduced operating mechanism by jib lubbing mechanism and is controlled its position on revolution cantilever；The introduction operating mechanism bottom is connected with the suspension hook for lifting by crane annular construction member；The electric control system controls jib lubbing mechanism introduces operating mechanism.
Description
Technical field
The present invention relates to a kind of annular construction member (shielding workshop) installation hanging apparatus and hanging methods, more particularly to one
Kind endless belt supporting leg four turns round cantilever truss 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
For overcome the deficiencies in the prior art, the present invention provides a kind of endless belt supporting legs four to turn round cantilever truss lifting
Machine, complete machine integration, single lifting are i.e. mountable in place, and installation effectiveness greatly promotes；
To achieve the goals above, the present invention adopts the following technical solutions:
A kind of revolution of endless belt supporting leg four cantilever truss crane, including truss-like main structure, circular orbit, introduction fortune
Row mechanism, jib lubbing mechanism and electric-control system；
The truss-like main structure includes annular truss beam, and annular truss beam bottom portion is supported by multiple supporting legs；
Top boom and lower boom on the outside of the annular truss beam are respectively provided with circular orbit, and the circular orbit is equipped with four groups of revolutions
Cantilever, four groups of revolution cantilevers are oppositely arranged two-by-two, and every single-revolution cantilever can be run along circular orbit；
Track is introduced in the revolution cantilever bottom setting, is introduced setting on track and is introduced operating mechanism, introduces operating mechanism
Its position on revolution cantilever is controlled by jib lubbing mechanism；
The introduction operating mechanism bottom is connected with the suspension hook for lifting by crane annular construction member；
The electric control system controls jib lubbing mechanism introduces operating mechanism.
Further, the introduction operating mechanism is using introduction trolley.
Further, the suspension hook bottom is connected with the balance hanging beam for suspending annular construction member in midair.
Further, the revolution cantilever is set between two circular orbits.
Further, the revolution cantilever is extended outwardly setting by circular orbit periphery.
Further, the balance hanging beam is variable cross-section box type structure.
Further, the section of the annular truss beam is rectangle.
Further, the supporting leg is parallel chord truss structure.
The method that annular construction member is lifted using endless belt supporting leg four as described above revolution cantilever truss crane,
The following steps are included:
Step 1: the installation of crane 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；
Step 3: balance hanging beam being hung on and introduces operating mechanism lower part, falls the suspension hook for introducing operating mechanism；
Step 4: the monolithic module or composite module of balance hanging beam and annular construction member are connected；
Step 5: raising introduces operating mechanism, promotes monolithic module or composite module, reaches specified altitude assignment position；
Step 6: the inside luffing of jib lubbing mechanism to minimum radius；
Step 7: revolution cantilever, which drives, introduces operating mechanism along circular orbit rotation, reaches designated mounting position；
Step 8: off the hook completes monolithic module or composite module installation is in place.
Further, in step 1, circular orbit is arranged in top boom and lower boom on the outside of annular truss beam, in annular
Installation revolution cantilever on track, operating mechanism, jib lubbing mechanism are introduced in installation on revolution cantilever.
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 layer of domain module equally lifts in place, and after the completion of longitudinal seam welding, implementation level
Between girth welding, finally realize the installation of entire annular construction member.
Compared with prior art, the beneficial effects of the present invention are:
Using hanging device of the invention, it is able to solve series of problems caused by whole circle lifts.Hanging device of the present invention
Mounting means does not need not needed Over-size transport road and large-scale crane lifting using assembled place, solved assembled place, big part
Transport and inadequacy of lifting 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 lifting deformation；Monolithic (combination) modular structure figure and rigidity are relatively smaller, can by mechanical straightening method into
Row school shape is more convenient for meeting the requirement of 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 the main view that endless belt supporting leg four of the present invention turns round cantilever truss crane；
Fig. 2 is the top view that endless belt supporting leg four of the present invention turns round cantilever truss crane；
In figure, 1 truss-like main structure, 11 annular truss beams, 12 supporting legs, 13 revolution cantilevers；2 introduce operating mechanism, and 3 is flat
Weigh hanging beam, 4 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 legs four to turn round cantilever truss crane
And hanging method, the main operational principle of this crane are as follows: in steel containment vessel cylinder upper outside or inside line, pass through weldering
It the fixed forms such as connects, bolt, arranging supporting leg, gantry body of the invention is installed on supporting leg, gantry body includes: truss
Formula main structure, jib lubbing mechanism, introduction operating mechanism, electric-control system etc..It will be single by the introduction operating mechanism on crane
(combination) wall block, which is introduced to circular orbit, to be aligned, and circular orbit, which drives, introduces operating mechanism, thus will single (combination) wall block
Forward or inversely 360 ° of rotations along circular orbit, reach lifted and installed at specified altitude assignment and radian it is in place.
Using crane of the present invention, it can solve assembled lack of space, Over-size transport and Large-scale Hoisting in the prior art and hold
The problems such as loading capability is inadequate；Using crane of the present invention, in place convenient for single (combination) wall block lifting, raising is introduced into from ground
The efficiency in predetermined position is installed；Hanging apparatus complete machine of the present invention is integrated, single lifting is i.e. mountable in place, and installation effectiveness is significantly
It is promoted；Single-piece lifting is carried out using suspender of the invention, it is possible to reduce single (combination) wall block lifts deflection.
In a kind of typical embodiment of the application, as Figure 1-Figure 2, a kind of revolution of endless belt supporting leg four is provided
Cantilever truss crane, including truss-like main structure 1, circular orbit 4, introduction operating mechanism 2, jib lubbing mechanism and automatically controlled system
System；
Truss-like main structure 1 includes annular truss beam 11, and the section of annular truss beam 11 is rectangle.Annular truss beam 11
Bottom is supported by multiple supporting legs 12, and supporting leg 12 is arranged 6 in the present embodiment, and 12 integral form of supporting leg is parallel chord truss structure.
Top boom and lower boom in 11 outside of annular truss beam are respectively provided with 360 ° of circular orbits 4, and circular orbit 4 is equipped with
Four groups of revolution cantilevers 13, four groups of revolution cantilevers 13 are oppositely arranged two-by-two, and every single-revolution cantilever 13 can be run along circular orbit 4；
Revolution cantilever 13 is set between two circular orbits 4, and revolution cantilever 13 is extended outwardly setting by 4 periphery of circular orbit.This implementation
In example, 4 revolution cantilevers being arranged on circular orbit 4 are mutually backups two-by-two.
13 root of cantilever setting walking mechanism and support wheel are turned round, the setting of revolution 13 bottom of cantilever introduces track, introduces rail
Operating mechanism 2 is introduced in setting on road, is introduced operating mechanism 2 by jib lubbing mechanism and is controlled its position on revolution cantilever 13；
In the present embodiment, operating mechanism 2 is introduced using trolley is introduced, introducing trolley 2 is from traveling or trailer wagon, mainly
Effect is luffing and raising, and integral hanging is on the introduction track of revolution 13 bottom of cantilever；
It introduces trolley bottom and is connected with the suspension hook for lifting by crane annular construction member, suspension hook bottom is connected with for suspending annular structure in midair
The balance hanging beam 3 of part, form are variable cross-section box type structure, are the special hanger of handling annular construction member submodule.
When lifting by crane annular construction member submodule (significantly), balance hanging beam 3 is hung on and introduces trolley bottom hook, after luffing
(minimum radius), introducing trolley can be complete with 360 ° of circular orbit operations of revolution cantilever top-bottom chord on the outside of annular truss beam
At installation exercise.
Jib lubbing mechanism in crane of the present invention introduces operating mechanism 2 by electric control system controls, jib lubbing mechanism, automatically controlled
System and electric-control system are all made of the prior art to the control of jib lubbing mechanism, introduction operating mechanism, and details are not described herein.
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.
Cantilever truss crane is turned round using endless belt supporting leg four of the invention, shielding workshop monolithic (combination) may be implemented
Installation is mainly lifted module in place by layer one by one, after domain module hoisting is in place, implements intermodule longitudinal seam welding, next
Layer domain module equally lifts in place, and after the completion of longitudinal seam welding, implements interlayer girth welding, final to realize entire shielding factory
Room installation.The present invention is as follows to the specific lifting implementation process of shielding workshop:
Step 1: the installation of crane complete machine is in place；Circular rails are arranged in top boom and lower boom on the outside of annular truss beam
Road, the installation revolution cantilever on circular orbit, operating mechanism, jib lubbing mechanism are introduced in installation on revolution cantilever.
Step 2: jib lubbing mechanism, which drives, to be introduced at the outside luffing to amplitude peak of operating mechanism；
Step 3: balance hanging beam being hung on and introduces operating mechanism lower part, falls the suspension hook for introducing operating mechanism；
Step 4: balance hanging beam is connect with the monolithic module of shielding workshop or composite module；
Step 5: raising introduces operating mechanism, promotes shielding workshop monolithic module or composite module, reaches specified altitude assignment
Position；
Step 6: the inside luffing of jib lubbing mechanism to minimum radius；
Step 7: revolution cantilever, which drives, introduces operating mechanism along circular orbit rotation, reaches designated mounting 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 (10)
1. a kind of endless belt supporting leg four turns round cantilever truss crane, characterized in that including truss-like main structure, circular rails
Operating mechanism, jib lubbing mechanism and electric-control system are introduced in road；
The truss-like main structure includes annular truss beam, and annular truss beam bottom portion is supported by multiple supporting legs；Institute
It states top boom and lower boom on the outside of annular truss beam and is respectively provided with circular orbit, it is outstanding that the circular orbit is equipped with four groups of revolutions
Arm, four groups of revolution cantilevers are oppositely arranged two-by-two, and every single-revolution cantilever can be run along circular orbit；
Track is introduced in the revolution cantilever bottom setting, is introduced setting on track and is introduced operating mechanism, introduces operating mechanism and pass through
Jib lubbing mechanism controls its position on revolution cantilever；
The introduction operating mechanism bottom is connected with the suspension hook for lifting by crane annular construction member；
The electric control system controls jib lubbing mechanism introduces operating mechanism.
2. endless belt supporting leg four as described in claim 1 turns round cantilever truss crane, characterized in that the introduction operation machine
Structure is using introduction trolley.
3. endless belt supporting leg four as described in claim 1 turns round cantilever truss crane, characterized in that the suspension hook bottom connects
It is connected to the balance hanging beam for suspending annular construction member in midair.
4. endless belt supporting leg four as claimed in claim 3 turns round cantilever truss crane, characterized in that the balance hanging beam is
Variable cross-section box type structure.
5. endless belt supporting leg four as described in claim 1 turns round cantilever truss crane, characterized in that the revolution cantilever is set
It is placed between two circular orbits.
6. endless belt supporting leg four as described in claim 1 turns round cantilever truss crane, characterized in that the revolution cantilever by
Circular orbit periphery extends outwardly setting.
7. endless belt supporting leg four as described in claim 1 turns round cantilever truss crane, characterized in that the annular truss beam
Section be rectangle；The supporting leg is parallel chord truss structure.
8. using as the described in any item endless belt supporting legs four of claim 1-7 turn round cantilever truss cranes to annular construction member into
The method of row lifting, characterized in that the following steps are included:
Step 1: the installation of crane 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；
Step 3: balance hanging beam being hung on and introduces operating mechanism lower part, falls the suspension hook for introducing operating mechanism；
Step 4: the monolithic module or composite module of balance hanging beam and annular construction member are connected；
Step 5: raising introduces operating mechanism, promotes monolithic module or composite module, reaches specified altitude assignment position；
Step 6: the inside luffing of jib lubbing mechanism to minimum radius；
Step 7: revolution cantilever, which drives, introduces operating mechanism along circular orbit rotation, reaches designated mounting position；
Step 8: off the hook completes monolithic module or composite module installation is in place.
9. the method lifted as claimed in claim 8 to annular construction member, characterized in that in step 1, in annular truss beam
Circular orbit is arranged in the top boom and lower boom in outside, and the installation revolution cantilever on circular orbit is installed on revolution cantilever and drawn
Into operating mechanism, jib lubbing mechanism.
10. the method lifted as claimed in claim 8 to annular construction member, characterized in that the monolithic module or
Composite module is lifted in place one by one by layer, after domain module hoisting is in place, implements intermodule longitudinal seam welding, next layer of domain mould
Block equally lifts in place, and after the completion of longitudinal seam welding, implements interlayer girth welding, finally realizes the peace of entire annular construction member
Dress.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811495569.4A CN109573862A (en) | 2018-12-07 | 2018-12-07 | A kind of endless belt supporting leg four turns round cantilever truss crane and hanging method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811495569.4A CN109573862A (en) | 2018-12-07 | 2018-12-07 | A kind of endless belt supporting leg four turns round cantilever truss crane and hanging method |
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| CN109573862A true CN109573862A (en) | 2019-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811495569.4A Pending CN109573862A (en) | 2018-12-07 | 2018-12-07 | A kind of endless belt supporting leg four turns round cantilever truss crane and hanging method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110356983A (en) * | 2019-07-02 | 2019-10-22 | 山东核电设备制造有限公司 | Nuclear power shields workshop suspender equipment and installation method |
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Application publication date: 20190405 |