CN109231071A - Steel structure modularization construction process - Google Patents
Steel structure modularization construction process Download PDFInfo
- Publication number
- CN109231071A CN109231071A CN201811142195.8A CN201811142195A CN109231071A CN 109231071 A CN109231071 A CN 109231071A CN 201811142195 A CN201811142195 A CN 201811142195A CN 109231071 A CN109231071 A CN 109231071A
- Authority
- CN
- China
- Prior art keywords
- steel structure
- lifting platform
- module
- structure module
- cushion block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/16—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
Abstract
The invention discloses a kind of steel structure modularization construction process, comprising the following steps: step 1), the quantity and size model number that required steel structure module is drawn according to project situation computer；Step 2), Prefabricated steel construction module, it is transported to construction site, and jack to target operation platform: step 3) is jacked to lifting platform to object height, steel structure module is jacked to target position, finally under the thrusting action of hydraulic cylinder, steel structure module is moved to target job platform along lifting platform and carries out subsequent construction；Step 4), the A that repeats the above steps, step B, step C, until all modules are all completed to jack；Step 5) again splices each module according to pre-set drawing position；Construction method of the invention is easy to operate, is jacked using hydraulic jack, lifting platform, can guarantee entire lifting process uniform force in this way, and can to avoid common jacking method due to inclination and bring is dangerous.
Description
Technical field
The present invention relates to field of steel structure construction.The work it is more particularly related to which a kind of steel structure modularization is constructed
Skill.
Background technique
During steel structure module constructs neck, require to be promoted steel structure module to carry out subsequent construction, but
It is the method that current engineering is generally all lifted by crane using crane or lifting machine, since this method is all only carried out with several wirerope
Lifting, stress point are few, it is easy to cause steel structure module to deform, and due to discontinuity, lift very risky.
Summary of the invention
The present invention provides a kind of steel structure modularization construction process, guarantees entire lifting process uniform force, and can be with
Avoid common jacking method due to inclination and bring is dangerous.
In order to achieve the goal above, the present invention provides a kind of steel structure modularization construction process, comprising the following steps:
Step 1), the quantity and size model number that required steel structure module is drawn according to project situation computer, and will design
Drawing is converted into module design drawing；
Step 2), according to pre-set quantity and size model number Prefabricated steel construction module, is transported to outside the venue
Construction site, and jack to target operation platform, specific jacking process is as follows:
Step A, steel structure module to be jacked is horizontally placed on lifting platform, recycles hydraulic jack that jacking is flat
Platform jacks upwards, and lifting platform lower surface is fixed at the jacking end of hydraulic jack；
Wherein, lifting platform upper surface is recessed forms several sliding slots downwards, and parallel including parallel several horizontal concrete chutes
Several longitudinal chutes, on the sliding slot slidably and several limit fixing glues of installation for not falling off, the limit fixing glue can
Suitable position is slid into, steel structure module is blocked to limit in the horizontal direction and is determined, the fixed screw top end of the limit is horizontally outward
Extend and protrude, steel structure module is limited in vertical direction card and is determined, and when limit fixing glue slides into predeterminated position, benefit
It is fixed temporarily with nut structure, lifting platform and steel structure module is subjected to temporary locking；
Step B, after wait jack pre-determined distance, in the side of lifting platform, decentralization pad puts several first temporary cushion blocks, with
The lifting platform is supported, the first temporary cushion block is fully transferred in the stress that lifting platform is born and then retraction is hydraulic
Jack fixing end, and the second temporary cushion block is put in hydraulic jack fixing end underlay, wherein the first all temporary cushion blocks is equal
It is even to be spaced apart below lifting platform, it then proceedes to using the hydraulic jack jacking lifting platform to preset height, then
Successively in the lower section of lifting platform, pad puts the first temporary cushion block, puts the second temporary cushion block in hydraulic jack fixing end underlay；
Step C, repeat the above steps B, until jacking lifting platform to object height；
Step 3) is jacked to lifting platform to object height, i.e., jacks steel structure module to target position, then remove top
Peaceful it is flat in jacking to influence steel structure module to avoid it with the temporary locking of steel structure module, and mobile limit fixing glue
Movement on platform, finally under the thrusting action of hydraulic cylinder, steel structure module is moved to target job along lifting platform and puts down
Platform carries out subsequent construction, and in this moving process, in the two sides of the steel structure module direction of motion, setting is respectively provided with several hydraulic
Oil cylinder, to limit to steel structure module movement, so that it is guaranteed that moving direction does not shift, wherein target job platform is high
It spends consistent with the object height of jacking；
Step 4), the A that repeats the above steps, step B, step C, until all modules are all completed to jack；
Step 5) again splices each module according to pre-set drawing position.
Preferably, the steel structure modularization construction process, lifting platform lower surface are recessed inwardly to form annular
Limiting slot, and the upper surface of each first temporary cushion block outwardly protrudes and to form retention bead, lower surface is recessed inwardly to form limit
Position slot, lifting platform and the first temporary cushion block are nested in limit by retention bead between adjacent two piece of first temporary cushion block
It prevents it from being influenced to rotate by external force in slot, keeps its stability.
Preferably, the steel structure modularization construction process, if the butt end of two neighboring steel structure module passes through
The dry fast joint structure being spaced apart is attached fixation, wherein each fast joint structure includes being fixed on one of them
The T-shaped structure of steel structure module, and it is fixed on the block structure of another steel structure module, through-thickness invagination shape
At the T-shaped card slot not penetrated through, when the T-shaped structure is fastened in the T-shaped card slot of the block structure, the two two sides
Corresponding position is equipped with screw hole, and for nut structure screw-in, the two is connected to one.
Preferably, the steel structure modularization construction process, each second temporary cushion block upper surface are recessed inwardly shape
Slot is set at limiting card, and lower surface, which is recessed inwardly, to be formed limiting card and set protrusion, and limiting card sets protrusion and hydraulic jack fixing end bottom
Portion's geomery is consistent, thus between hydraulic jack and the second temporary cushion block below, two neighboring second temporary cushion block
Protrusion is set using limiting card protrude into and be fastened on limiting card and set in slot, and prevent from misplacing in stacking process.
Preferably, the steel structure modularization construction process, the limiting card set protrusion and set slot, the two with limiting card
The position being in contact with each other is coated with wear-resistant paint layer.
Preferably, the steel structure modularization construction process, the retention bead and limiting slot, the two are in contact with each other
Position be coated with wear-resistant paint layer.
Preferably, the steel structure modularization construction process, the hydraulic jack includes hydraulic cylinder, and is located at
Hydraulic stem thereon.
Preferably, the steel structure modularization construction process, further includes:
Step 6) is installed rear IMM algorithm.
The present invention is include at least the following beneficial effects: construction method of the invention is easy to operate, utilizes hydraulic jack, top
Peaceful is jacked, and can guarantee entire lifting process uniform force in this way, and can be to avoid common jacking method
Due to inclination, bring is dangerous.
Further advantage, target and feature of the invention will be partially reflected by the following instructions, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Detailed description of the invention
Fig. 1 is the schematic diagram that process is jacked in the present invention；
Fig. 2 is the top view of lifting platform in the present invention；
Fig. 3 is the connection schematic diagram between the two neighboring steel structure module of the present invention.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art referring to specification text
Word can be implemented accordingly.
It should be noted that experimental method described in following embodiments is unless otherwise specified conventional method, institute
Reagent and material are stated, unless otherwise specified, is commercially obtained；In the description of the present invention, term " transverse direction ", " vertical
To ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", the instructions such as "outside" side
Position or positional relationship are to be based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description of the present invention and simplification of the description,
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, because
This is not considered as limiting the invention.
As shown in Figure 1, the present invention provides a kind of steel structure modularization construction process, comprising the following steps:
Step 1), the quantity and size model number that required steel structure module is drawn according to project situation computer, and will design
Drawing is converted into module design drawing；
Step 2), according to pre-set quantity and size model number Prefabricated steel construction module, is transported to outside the venue
Construction site, and jack to target operation platform, as shown in Figure 1, specifically jacking process is as follows:
Step A, steel structure module 1 to be jacked is horizontally placed on lifting platform 2, recycles hydraulic jack 3 that will push up
Peaceful 2 jacking upwards, and 2 lower surface of lifting platform is fixed at the jacking end of hydraulic jack 3；
Wherein, as shown in Fig. 2, 2 upper surface of lifting platform, which is recessed downwards, forms several sliding slots 3, including parallel several cross
To sliding slot, and parallel several longitudinal chutes are on the sliding slot slidably and several limit fixing glues of installation for not falling off, described
Fixing glue 4 is limited slidably to suitable position, and steel structure module 1 is blocked to fixed, the limit fixation of limiting in the horizontal direction
It follows closely 4 tops and extends protrusion horizontally outward, steel structure module 1 is limited in vertical direction card and is determined, and is sliding in limit fixing glue 4
It when moving to predeterminated position, is fixed temporarily using nut structure, lifting platform and steel structure module is subjected to temporary locking；
Step B, after wait jack pre-determined distance, in the side of lifting platform, decentralization pad puts several first temporary cushion blocks 5, with
The lifting platform 2 is supported, is fully transferred to the first temporary cushion block 5 and then retraction liquid in the stress that lifting platform 2 is born
3 fixing end of jack is pressed, and puts the second temporary cushion block 6 in 3 fixing end underlay of hydraulic jack, wherein all first is interim
Cushion block 5 is evenly spaced in the lower section of lifting platform 2, then proceedes to jack the lifting platform 2 using hydraulic jack 3 to pre-
If height, then successively in the lower section of lifting platform 2, pad puts the first temporary cushion block 5, puts second in 3 fixing end underlay of hydraulic jack
Temporary cushion block 6；
Step C, repeat the above steps B, until by the jacking of lifting platform 2 to object height；
Step 3) is jacked to lifting platform to object height, i.e., jacks steel structure module to target position, then remove top
Peaceful it is flat in jacking to influence steel structure module to avoid it with the temporary locking of steel structure module, and mobile limit fixing glue
Movement on platform, finally under the thrusting action of hydraulic cylinder, steel structure module is moved to target job along lifting platform and puts down
Platform carries out subsequent construction, and in this moving process, in the two sides of the steel structure module direction of motion, setting is respectively provided with several hydraulic
Oil cylinder, to limit to steel structure module movement, so that it is guaranteed that moving direction does not shift, wherein target job platform is high
It spends consistent with the object height of jacking；
Step 4), the A that repeats the above steps, step B, step C, until all modules are all completed to jack；
Step 5) again splices each module according to pre-set drawing position.
Preferably, the steel structure modularization construction process, lifting platform lower surface are recessed inwardly to form annular
Limiting slot, and the upper surface of each first temporary cushion block outwardly protrudes and to form retention bead, lower surface is recessed inwardly to form limit
Position slot, lifting platform and the first temporary cushion block are nested in limit by retention bead between adjacent two piece of first temporary cushion block
It prevents it from being influenced to rotate by external force in slot, keeps its stability.
Preferably, the steel structure modularization construction process, if the butt end of two neighboring steel structure module 1 passes through
The dry fast joint structure being spaced apart is attached fixation, wherein as shown in figure 3, each fast joint structure includes, it is fixed
In the T-shaped structure 7 of one of steel structure module, and it is fixed on the block structure 8 of another steel structure module, along thickness
Invaginate the T-shaped card slot to be formed and not penetrated through in degree direction, when the T-shaped structure is fastened on the T-shaped card slot of the block structure 8
When interior, the two two sides corresponding position is equipped with screw hole, and for nut structure screw-in, the two is connected to one.
Preferably, the steel structure modularization construction process, each second temporary cushion block upper surface are recessed inwardly shape
Slot is set at limiting card, and lower surface, which is recessed inwardly, to be formed limiting card and set protrusion, and limiting card sets protrusion and hydraulic jack fixing end bottom
Portion's geomery is consistent, thus between hydraulic jack and the second temporary cushion block below, two neighboring second temporary cushion block
Protrusion is set using limiting card protrude into and be fastened on limiting card and set in slot, and prevent from misplacing in stacking process.
Preferably, the steel structure modularization construction process, the limiting card set protrusion and set slot, the two with limiting card
The position being in contact with each other is coated with wear-resistant paint layer.
Preferably, the steel structure modularization construction process, the retention bead and limiting slot, the two are in contact with each other
Position be coated with wear-resistant paint layer.
Preferably, the steel structure modularization construction process, the hydraulic jack includes hydraulic cylinder, and is located at
Hydraulic stem thereon.
Preferably, the steel structure modularization construction process, further includes:
Step 6) is installed rear IMM algorithm.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend shown and described herein.
Claims (9)
1. a kind of steel structure modularization construction process, which comprises the following steps:
Step 1), drawn according to project situation computer needed for steel structure module quantity and size model number, and by design drawing
It is converted into module design drawing；
Step 2), according to pre-set quantity and size model number Prefabricated steel construction module, is transported to construction outside the venue
Scene, and jack to target operation platform, specific jacking process is as follows:
Step A, steel structure module to be jacked is horizontally placed on lifting platform, recycle hydraulic jack by lifting platform to
Upper jacking, and lifting platform lower surface is fixed at the jacking end of hydraulic jack；
Wherein, lifting platform upper surface is recessed forms several sliding slots downwards, including parallel several horizontal concrete chutes, if with parallel
Dry longitudinal chute, on the sliding slot slidably and several limit fixing glues of installation for not falling off, the limit fixing glue is slidably
To suitable position, steel structure module is blocked to limit in the horizontal direction and is determined, the fixed screw top end of the limit extends horizontally outward
It is prominent, steel structure module is limited in vertical direction card and is determined, and when limit fixing glue slides into predeterminated position, utilizes spiral shell
Parent structure is fixed temporarily, and lifting platform and steel structure module are carried out temporary locking；
Step B, after wait jack pre-determined distance, in the side of lifting platform, decentralization pad puts several first temporary cushion blocks,
To support the lifting platform, the first temporary cushion block is fully transferred in the stress that lifting platform is born and then is returned
Contracting hydraulic jack fixing end, and the second temporary cushion block is put in hydraulic jack fixing end underlay, wherein all first is interim
Cushion block is evenly spaced below lifting platform, then proceedes to jack the lifting platform using hydraulic jack to default height
Degree, then successively in the lower section of lifting platform, pad puts the first temporary cushion block, puts the second interim pad in hydraulic jack fixing end underlay
Block；
Step C, repeat the above steps B, until jacking lifting platform to object height；
Step 3) is jacked to lifting platform to object height, i.e., jacks steel structure module to target position, then is removed jacking and put down
The temporary locking of platform and steel structure module, and mobile limit fixing glue, influence steel structure module on lifting platform to avoid it
Movement, finally under the thrusting action of hydraulic cylinder, steel structure module along lifting platform be moved to target job platform into
Row subsequent construction, and in this moving process, in the two sides of the steel structure module direction of motion, setting is respectively provided with several hydraulic cylinders,
To be limited to steel structure module movement, so that it is guaranteed that moving direction does not shift, wherein target job podium level with
The object height of jacking is consistent；
Step 4), the A that repeats the above steps, step B, step C, until all modules are all completed to jack；
Step 5) again splices each module according to pre-set drawing position.
2. steel structure modularization construction process as described in claim 1, which is characterized in that lifting platform lower surface is recessed inwardly
The limiting slot of annular is formed, and the upper surface of each first temporary cushion block outwardly protrudes and to form retention bead, following table is inward-facing
Recess forms limiting slot, lifting platform and the first temporary cushion block, passes through retention bead between adjacent two piece of first temporary cushion block
It is nested in limiting slot and prevents it from being influenced to rotate by external force, keep its stability.
3. steel structure modularization construction process as described in claim 1, which is characterized in that pair of two neighboring steel structure module
It connects end and is attached fixation by several fast joint structures being spaced apart, wherein each fast joint structure includes, fixed
In the T-shaped structure of one of steel structure module, and it is fixed on the block structure of another steel structure module, along thickness
Invaginate the T-shaped card slot to be formed and not penetrated through in direction, when in the T-shaped card slot that the T-shaped structure is fastened on the block structure
When, the two two sides corresponding position is equipped with screw hole, and for nut structure screw-in, the two is connected to one.
4. steel structure modularization construction process as described in claim 1, which is characterized in that each second temporary cushion block upper surface
It is recessed inwardly and to form limiting card and set slot, lower surface, which is recessed inwardly, to be formed limiting card and set protrusion, and limiting card sets protrusion and hydraulic jack
It is consistent to push up fixing end bottom shape size, to hydraulic jack and the second temporary cushion block below, two neighboring second face
When cushion block between set protrusion using limiting card and protrude into and be fastened on limiting card and set in slot, and prevent from occurring in stacking process wrong
Position.
5. steel structure modularization construction process as claimed in claim 3, which is characterized in that the limiting card sets protrusion and limit
Card sets slot, and the position that the two is in contact with each other is coated with wear-resistant paint layer.
6. steel structure modularization construction process as claimed in claim 2, which is characterized in that the retention bead and limiting slot,
The position that the two is in contact with each other is coated with wear-resistant paint layer.
7. steel structure modularization construction process as claimed in claim 4, which is characterized in that the hydraulic jack includes hydraulic
Cylinder and hydraulic stem disposed thereon.
8. steel structure modularization construction process as described in claim 1, which is characterized in that further include:
Step 6) is installed rear IMM algorithm.
9. steel structure modularization construction process as described in claim 1, which is characterized in that the lifting platform is flat with face
Plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811142195.8A CN109231071A (en) | 2018-09-28 | 2018-09-28 | Steel structure modularization construction process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811142195.8A CN109231071A (en) | 2018-09-28 | 2018-09-28 | Steel structure modularization construction process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109231071A true CN109231071A (en) | 2019-01-18 |
Family
ID=65054096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811142195.8A Pending CN109231071A (en) | 2018-09-28 | 2018-09-28 | Steel structure modularization construction process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109231071A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942147A (en) * | 2021-02-07 | 2021-06-11 | 上海市政工程设计研究总院（集团）有限公司 | Bridge pile active underpinning method |
| CN113086886A (en) * | 2021-03-24 | 2021-07-09 | 上海五钢设备工程有限公司 | Auxiliary lifting device for movable cross beam of rapid forging machine and main cylinder replacement method |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101580214A (en) * | 2009-05-22 | 2009-11-18 | 中冶京唐建设有限公司 | Hydraulic lifting method for large-scale equipment |
| CN102031758A (en) * | 2011-01-14 | 2011-04-27 | 中铁大桥局集团有限公司 | Simply supported structure bridge horizontal swivel construction system and method |
| CN102518312A (en) * | 2011-12-28 | 2012-06-27 | 中国海洋石油总公司 | Synchronous jacking accurate in-place installation process for large equipment |
| CN102807174A (en) * | 2012-08-09 | 2012-12-05 | 中国海洋石油总公司 | Synchronous jacking process of rolled pipes for ultra-large deepwater jacket |
| CN104805907A (en) * | 2015-04-28 | 2015-07-29 | 中石化南京工程有限公司 | Jacking method and device of steel structure module |
| CN105067238A (en) * | 2015-07-30 | 2015-11-18 | 株洲时代新材料科技股份有限公司 | Elastic component large-load fatigue test device, test method and installation method |
| CN206752538U (en) * | 2017-03-24 | 2017-12-15 | 深圳市建工质量检测鉴定中心有限公司 | A kind of steel construction jacking apparatus for settlement stability |
| CN207905116U (en) * | 2018-02-19 | 2018-09-25 | 王秀丽 | Modularization steel construction makeshift house |
| CN109339464A (en) * | 2018-10-26 | 2019-02-15 | 中国建筑股份有限公司 | A kind of locker for steel construction horizontal sliding |
| CN109732378A (en) * | 2019-03-27 | 2019-05-10 | 上海爱登堡电梯江苏有限公司 | A kind of electromechanical processing is with being suitable for different workpieces fixture |
-
2018
- 2018-09-28 CN CN201811142195.8A patent/CN109231071A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101580214A (en) * | 2009-05-22 | 2009-11-18 | 中冶京唐建设有限公司 | Hydraulic lifting method for large-scale equipment |
| CN102031758A (en) * | 2011-01-14 | 2011-04-27 | 中铁大桥局集团有限公司 | Simply supported structure bridge horizontal swivel construction system and method |
| CN102518312A (en) * | 2011-12-28 | 2012-06-27 | 中国海洋石油总公司 | Synchronous jacking accurate in-place installation process for large equipment |
| CN102807174A (en) * | 2012-08-09 | 2012-12-05 | 中国海洋石油总公司 | Synchronous jacking process of rolled pipes for ultra-large deepwater jacket |
| CN104805907A (en) * | 2015-04-28 | 2015-07-29 | 中石化南京工程有限公司 | Jacking method and device of steel structure module |
| CN105067238A (en) * | 2015-07-30 | 2015-11-18 | 株洲时代新材料科技股份有限公司 | Elastic component large-load fatigue test device, test method and installation method |
| CN206752538U (en) * | 2017-03-24 | 2017-12-15 | 深圳市建工质量检测鉴定中心有限公司 | A kind of steel construction jacking apparatus for settlement stability |
| CN207905116U (en) * | 2018-02-19 | 2018-09-25 | 王秀丽 | Modularization steel construction makeshift house |
| CN109339464A (en) * | 2018-10-26 | 2019-02-15 | 中国建筑股份有限公司 | A kind of locker for steel construction horizontal sliding |
| CN109732378A (en) * | 2019-03-27 | 2019-05-10 | 上海爱登堡电梯江苏有限公司 | A kind of electromechanical processing is with being suitable for different workpieces fixture |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942147A (en) * | 2021-02-07 | 2021-06-11 | 上海市政工程设计研究总院（集团）有限公司 | Bridge pile active underpinning method |
| CN113086886A (en) * | 2021-03-24 | 2021-07-09 | 上海五钢设备工程有限公司 | Auxiliary lifting device for movable cross beam of rapid forging machine and main cylinder replacement method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10633876B2 (en) | Furling crane loading platform | |
| CN108179816B (en) | Deviation lifting sliding device and method | |
| CN109231071A (en) | Steel structure modularization construction process | |
| KR100977668B1 (en) | Height adjustable tower support | |
| CN103133011A (en) | Construction device and construction method of hydraulic pressure steel mould trolley monolithic conduit pipe body | |
| KR102092727B1 (en) | Assistance apparatus and method for dismantling scaffold | |
| CN104355024A (en) | Placement holder of back door reinforcing plates | |
| JP2016141514A (en) | Air bag and air jack device using the same | |
| CN115126094A (en) | Slideway type lateral limiting device for jacking building | |
| KR101564937B1 (en) | Apparatus for installing heavy object and Method for installing heavy object | |
| CN103276909B (en) | The assembled moulding bed of rack of arch-shaped space truss assembling method and use thereof | |
| CN106759925B (en) | A kind of structure jacking apparatus and structure jacking method | |
| CN203684113U (en) | Automatic beam placement platform device | |
| KR102045022B1 (en) | Vessel block support device and Method for using the same | |
| JP3732586B2 (en) | Method and apparatus for constructing steel structure | |
| CN210559166U (en) | Air cushion type overhead workshop carrying platform | |
| CN106284100A (en) | The assembling method of steel truss girder sections and the assembled place used | |
| JPH05248089A (en) | Jack for construction work | |
| CN111809885A (en) | Large-span steel truss hydraulic jacking system and construction method thereof | |
| CN204299144U (en) | Elevator internal mold operating platform | |
| JP2008240347A (en) | Method of stretching precast slab | |
| KR20160006364A (en) | Transporting Apparatus for Large Structure | |
| CN211077753U (en) | Special buttress for manual loading and unloading | |
| KR20160112690A (en) | Method for building block | |
| US11383804B2 (en) | Shiplift platform elevation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190118 |
|
| RJ01 | Rejection of invention patent application after publication |