CN107237502B - A kind of large-tonnage special-shaped component hoisting - Google Patents
A kind of large-tonnage special-shaped component hoisting Download PDFInfo
- Publication number
- CN107237502B CN107237502B CN201710456868.6A CN201710456868A CN107237502B CN 107237502 B CN107237502 B CN 107237502B CN 201710456868 A CN201710456868 A CN 201710456868A CN 107237502 B CN107237502 B CN 107237502B
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- special
- shaped component
- component
- male plug
- lifting
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- 238000010276 construction Methods 0.000 claims abstract description 15
- 238000003466 welding Methods 0.000 claims abstract description 3
- 238000009826 distribution Methods 0.000 claims description 12
- 238000007689 inspection Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 230000002159 abnormal effect Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000012797 qualification Methods 0.000 claims description 4
- 239000000725 suspension Substances 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 238000012795 verification Methods 0.000 claims description 4
- 230000007306 turnover Effects 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a kind of large-tonnage special-shaped component hoisting, step includes: 1) lifting lug welding；2) 4 wirerope are set on each lifting lug；3) male plug part is respectively provided in the bottom of the special-shaped component and two sides；4) parent part that the public card address in special-shaped component target location setting with the special-shaped component bottom matches；5) two vertical stakes are set at the two-end-point of the special-shaped component target position；6) crosshead is set up；7) it lifts；8) it vertically falls in component close to when the vertical stake, the construction personnel on crosshead assists the groove being inserted into the male plug part on component two sides in vertical stake；9) component continues to fall, and when close to the special-shaped component target location, construction personnel assists the groove that the male plug part on member bottom section is inserted into the special-shaped component target location；10) suspender is removed.The present invention substantially increases the stability and precision of lifting by the cooperation of the male plug part and parent part of setting.
Description
Technical field
The present invention relates to a kind of large-tonnage special-shaped component hoistings.
Background technique
In the steel member installing area developed increasingly, the type of lifting components becomes huge and diversified, and lifting components are logical
It is often anomalistic object, such component is complicated there is conversion operating condition during the installation process and lifts the numerous features of operating condition.
Rationally safe component lifting technology path how is selected during the installation process, avoids lifting by crane in engineering in component and component is caused
Damage is the difficult point of lifting technology.Especially for large-sized special-shaped component, after completing assembly on moulding bed at the scene, it usually needs two
The assembled component finished is integrally hung ground by crane, then replaces suspension centre again, after so that component is gradually returned straight correction automatically,
It just can be carried out subsequent normal lifting operation.During above-mentioned lifting, need using two cranes, and also deposited before lifting
Straight step is returned in suspension centre displacement and starting board, will lead to installation period extension, installation cost rises.
Summary of the invention
Aiming at the problem that being previously mentioned, the present invention provides a kind of large-tonnage special-shaped component hoisting, step includes:
1) lifting lug welds
1.1 are evenly distributed lifting lug position according to the distribution of weight situation of special-shaped component；
If the distance of 1.2 any two lifting lugs is greater than 1~1.8m, lifting lug is welded between described two lifting lugs；
Weld lifting lug in the both ends of 1.3 special-shaped components；
2) in order to guarantee enough safety, 4 wirerope are set on each lifting lug；
3) it is respectively provided with male plug part in the bottom of the special-shaped component and two sides, the male plug part is cylinder, the cylinder
The length of shape is 20~25cm；
4) the public card address in special-shaped component target location setting with the special-shaped component bottom matches
Parent part, the parent part are groove, and the shape of the groove and the male plug part of the special-shaped component bottom match；
5) two vertical stakes, the inside setting of the vertical bar are set at the two-end-point of the special-shaped component target position
Groove, the shape of the groove and the male plug part of the special-shaped component two sides match；
6) crosshead is set up
Crosshead is set up with scaffolding steel pipe, and guardrail must be had by setting up platform, there is safety belt hanging point, through safety verification qualification
Rear can be used；
7) it lifts
It can be lifted by crane after everything in readiness, in lifting, the necessary synchronous hoisting of each suspension centre is impermissible for component in lifting
There is biggish tilt phenomenon, need to slowly be lifted by crane when hanging, rise and stop 10~12min when hanging 200~260mm of moulding bed, observation is
No to have abnormal conditions, whether each stress point has exception, and whether wirerope stress is uniform, without exception to hang up to desired height
Or it turns over；
8) it vertically falls in component close to when the vertical stake, the construction personnel on crosshead assists will be on component two sides
Male plug part is inserted into the groove in vertical stake, removes vertical stake after stopping 2~3min；
9) component continues to fall, and when close to the special-shaped component target location, construction personnel is assisted member bottom section
On male plug part be inserted into the groove of the special-shaped component target location；
10) suspender is removed.
Preferred embodiment is: male plug part is concrete material.
Preferred embodiment is: guaranteeing the precision and construction safety of component installation using temporary support measure.
Preferred embodiment is: the inspection of internal structure, the inspection of wall thickness and the calculating of distribution of weight are carried out before lifting.
Preferred embodiment is: deepening drawing according to component and calculates the distribution of weight of component, then according to distribution of weight
Situation is averaged the position of lifting lug, then carries out the assembly and welding of lifting lug.
Beneficial effects of the present invention are as follows:
1, it without various consumption investments such as the blanking of any components, wlding, gas consumption, flaw detection, greatlys save
Production cost；
2, by the setting of the installation site of lifting lug, construction accuracy and safety are improved；
3, by the male plug part of setting and the cooperation of parent part, the stability and precision of lifting are substantially increased.
Specific embodiment
The present invention is described in further detail below, to enable those skilled in the art's refer to the instruction text being capable of evidence
To implement.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of a other elements or combinations thereof.
Embodiment 1
A kind of large-tonnage special-shaped component hoisting is present embodiments provided, step includes:
1) lifting lug welds
1.1, which deepen drawing according to component, calculates the distribution of weight of component, is evenly distributed lifting lug position；
If the distance of 1.2 any two lifting lugs is greater than 1m, lifting lug is welded between described two lifting lugs；
Weld lifting lug in the both ends of 1.3 special-shaped components；
2) in order to guarantee enough safety, 4 wirerope are set on each lifting lug；
3) it is respectively provided with male plug part in the bottom of the special-shaped component and two sides, the male plug part is cylindrical concrete material
Matter, the length of the cylinder are 20cm；
4) the public card address in special-shaped component target location setting with the special-shaped component bottom matches
Parent part, the parent part are groove, and the shape of the groove and the male plug part of the special-shaped component bottom match；
5) two vertical stakes, the inside setting of the vertical bar are set at the two-end-point of the special-shaped component target position
Groove, the shape of the groove and the male plug part of the special-shaped component two sides match；
6) crosshead is set up
Crosshead is set up with scaffolding steel pipe, and guardrail must be had by setting up platform, there is safety belt hanging point, through safety verification qualification
Rear can be used, and guarantee the precision and construction safety of component installation using temporary support measure；
7) it lifts
The inspection of internal structure is carried out before lifting, the inspection of wall thickness and the calculating of distribution of weight are respectively hung in lifting
The necessary synchronous hoisting of point, being impermissible for component has biggish tilt phenomenon in lifting, need to slowly lift by crane when hanging, rise and hang moulding bed
10min is stopped when 200mm, has seen whether abnormal conditions, whether each stress point has exception, and whether wirerope stress is uniform,
It is without exception to hang up to desired height or turn；
8) it vertically falls in component close to when the vertical stake, the construction personnel on crosshead assists will be on component two sides
Male plug part is inserted into the groove in vertical stake, removes vertical stake after stopping 2min；
9) component continues to fall, and when close to the special-shaped component target location, construction personnel is assisted member bottom section
On male plug part be inserted into the groove of the special-shaped component target location；
10) suspender is removed.
Embodiment 2
A kind of large-tonnage special-shaped component hoisting is present embodiments provided, step includes:
1) lifting lug welds
1.1, which deepen drawing according to component, calculates the distribution of weight of component, is evenly distributed lifting lug position；
If the distance of 1.2 any two lifting lugs is greater than 1.8m, lifting lug is welded between described two lifting lugs；
Weld lifting lug in the both ends of 1.3 special-shaped components；
2) in order to guarantee enough safety, 4 wirerope are set on each lifting lug；
3) it is respectively provided with male plug part in the bottom of the special-shaped component and two sides, the male plug part is cylindrical concrete material
Matter, the length of the cylinder are 25cm；
4) the public card address in special-shaped component target location setting with the special-shaped component bottom matches
Parent part, the parent part are groove, and the shape of the groove and the male plug part of the special-shaped component bottom match；
5) two vertical stakes, the inside setting of the vertical bar are set at the two-end-point of the special-shaped component target position
Groove, the shape of the groove and the male plug part of the special-shaped component two sides match；
6) crosshead is set up
Crosshead is set up with scaffolding steel pipe, and guardrail must be had by setting up platform, there is safety belt hanging point, through safety verification qualification
Rear can be used, and guarantee the precision and construction safety of component installation using temporary support measure；
7) it lifts
The inspection of internal structure is carried out before lifting, the inspection of wall thickness and the calculating of distribution of weight are respectively hung in lifting
The necessary synchronous hoisting of point, being impermissible for component has biggish tilt phenomenon in lifting, need to slowly lift by crane when hanging, rise and hang moulding bed
12min is stopped when 260mm, has seen whether abnormal conditions, whether each stress point has exception, and whether wirerope stress is uniform,
It is without exception to hang up to desired height or turn；
8) it vertically falls in component close to when the vertical stake, the construction personnel on crosshead assists will be on component two sides
Male plug part is inserted into the groove in vertical stake, removes vertical stake after stopping 3min；
9) component continues to fall, and when close to the special-shaped component target location, construction personnel is assisted member bottom section
On male plug part be inserted into the groove of the special-shaped component target location；
10) suspender is removed.
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 shown here as.
Claims (5)
1. a kind of large-tonnage special-shaped component hoisting, which is characterized in that step includes:
1) lifting lug welds
1.1 are evenly distributed lifting lug position according to the distribution of weight situation of special-shaped component；
If the distance of 1.2 any two lifting lugs is greater than 1~1.8m, lifting lug is welded between described two lifting lugs；
Weld lifting lug in the both ends of 1.3 special-shaped components；
2) in order to guarantee enough safety, 4 wirerope are set on each lifting lug；
3) it is respectively provided with male plug part in the bottom of the special-shaped component and two sides, the male plug part is cylinder, the cylinder
Length is 20~25cm；
4) parent part that the public card address in special-shaped component target location setting with the special-shaped component bottom matches,
The parent part is groove, and the shape of the groove and the male plug part of the special-shaped component bottom match；
5) two vertical stakes are set at the two-end-point of the special-shaped component target position, and the inside setting of the vertical stake is recessed
Slot, the shape of the groove and the male plug part of the special-shaped component two sides match；
6) crosshead is set up
Crosshead is set up with scaffolding steel pipe, and guardrail must be had by setting up platform, there is safety belt hanging point, through safety verification qualification rear
It can be used；
7) it lifts
Can be lifted by crane after everything in readiness, lifting when, each suspension centre must synchronous hoisting, be impermissible for component lifting when have compared with
Big tilt phenomenon need to be lifted by crane slowly when hanging, and risen and stopped 10~12min when hanging 200~260mm of moulding bed, seen whether
Whether abnormal conditions, each stress point have exception, and whether wirerope stress is uniform, without exception to hang up to desired height or turn over
Body；
8) it vertically falls in component close to when the vertical stake, the construction personnel on crosshead assists the male plug on component two sides
Part is inserted into the groove in vertical stake, removes vertical stake after stopping 2~3min；
9) component continues to fall, and when close to the special-shaped component target location, construction personnel assists will be on member bottom section
Male plug part is inserted into the groove of the special-shaped component target location；
10) suspender is removed.
2. large-tonnage special-shaped component hoisting according to claim 1, which is characterized in that male plug part is concrete material
Matter.
3. large-tonnage special-shaped component hoisting according to claim 1, which is characterized in that protected using temporary support measure
Demonstrate,prove the precision and construction safety of component installation.
4. large-tonnage special-shaped component hoisting according to claim 1, which is characterized in that carry out internal junction before lifting
The inspection of structure, the inspection of wall thickness and the calculating of distribution of weight.
5. large-tonnage special-shaped component hoisting according to claim 4, which is characterized in that deepen drawing pair according to component
The distribution of weight of component is calculated, and is then averaged the position of lifting lug according to distribution of weight situation, then carry out lifting lug assembly and
Welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710456868.6A CN107237502B (en) | 2017-06-16 | 2017-06-16 | A kind of large-tonnage special-shaped component hoisting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710456868.6A CN107237502B (en) | 2017-06-16 | 2017-06-16 | A kind of large-tonnage special-shaped component hoisting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107237502A CN107237502A (en) | 2017-10-10 |
| CN107237502B true CN107237502B (en) | 2019-03-29 |
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ID=59987589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710456868.6A Active CN107237502B (en) | 2017-06-16 | 2017-06-16 | A kind of large-tonnage special-shaped component hoisting |
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| Country | Link |
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Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7712270B2 (en) * | 2007-01-16 | 2010-05-11 | Guevremont Clement | Building panel |
| CN102505860B (en) * | 2011-10-21 | 2013-01-02 | 温州建设集团有限公司 | Novel Lifting method for irregularly-shaped steel structure member |
| CN104631837A (en) * | 2014-12-08 | 2015-05-20 | 永升建设集团有限公司 | Method for installing and constructing special-shaped large-tonnage steel castings |
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2017
- 2017-06-16 CN CN201710456868.6A patent/CN107237502B/en active Active
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| Publication number | Publication date |
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| CN107237502A (en) | 2017-10-10 |
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