CN106869508B - A kind of rotation lifting of assembled architecture steel box column is welded and fixed mounting process in place - Google Patents
A kind of rotation lifting of assembled architecture steel box column is welded and fixed mounting process in place Download PDFInfo
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- CN106869508B CN106869508B CN201710120545.XA CN201710120545A CN106869508B CN 106869508 B CN106869508 B CN 106869508B CN 201710120545 A CN201710120545 A CN 201710120545A CN 106869508 B CN106869508 B CN 106869508B
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- composition backing
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- 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
-
- 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
- E04G21/142—Means in or on the elements for connecting same to handling apparatus
-
- 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
- E04G21/16—Tools or apparatus
- E04G21/165—Tools or apparatus specially adapted for in situ prefabricated building elements to be tilted up in position
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a kind of rotation liftings of assembled architecture steel box column to be welded and fixed mounting process in place, includes the following steps：(a) preparation of construction；(b) actual center gravity of hoisting component to be rotated is determined；(c) rotation boom hoisting installation；(d) temporary fastening device is installed；(e) the first composition backing, temporarily putting the second composition backing in place and third composition backing are installed；(f) level hangs the second steel column；(g) the dynamic lifting of preliminary operation；(h) formal rotation lifting；(i) the second steel column is fixed temporarily with the first steel column；(j) the second composition backing and the installation of third composition backing are in place；(k) permanently mounted fixation between the first steel column and the second steel column.The present invention can give full play to the mechanical efficiency of lifting equipment, meet welding process requirement, it is ensured that the rotation lifting of the second steel column is not collided and in place smooth, between the second steel column and the first steel column permanently mounted fixation create conditions, the present invention can reuse simultaneously, applied widely.
Description
Technical field
The invention belongs to assembled architecture component site operation mounting technique fields, and in particular to a kind of assembled architecture case
Steel column rotation lifting is welded and fixed mounting process in place.
Background technology
Steel building not only has the characteristics that green, energy-saving and environmental protection, but also is easily industrialized manufacture, scene dress
It constructs with formula.Assembled architecture steel construction is mainly used in the buildings such as steel house, steel construction office building.
Assembled architecture component site operation is installed at present, uses tower crane, Mobile hoisting equipment disposably to lift by crane substantially
And the mode being mounted directly is operated.This requires the specified lifting performance parameters of tower crane, Mobile hoisting equipment must be able to
Meet needed for the practical lifting operating mode of all steel columns, girder steel.In assembling type steel structure building, girder steel is generally lighter than steel column, steel column
It plays a decisive role to tower crane, the selection of Mobile hoisting unit type specification.
Whether the selection of tower crane or Mobile hoisting equipment must just rise to avoid lifting blind area according to maximum
Gravitational moment is selected, and there may come a time when will appear because several of part steel column weight weight or lifting amplitude are big, it may appear that choosing
Large-scale tower crane, Mobile hoisting equipment are selected, so as to cause lifting equipment mechanical efficiency using low, is not achieved and makes full use of, wave
Take resource, this be in assembled architecture steel column installation often occur and one of at the deficiency that is difficult to avoid.
Invention content
Above-mentioned technical problem present in present invention aims to solve the prior art provides a kind of assembled architecture box
Steel column rotation lifting is welded and fixed mounting process in place, can give full play to the mechanical efficiency of lifting equipment, meet welding procedure and want
It asks, it is ensured that the rotation lifting of the second steel column is not collided and in place smooth without hindrance, is permanently pacified between the second steel column and the first steel column
Dress fixation creates conditions, and using green steel, can reuse, and clear principle, implementation operation are easy, and the scope of application
Extensively.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme that：
A kind of rotation lifting of assembled architecture steel box column is welded and fixed mounting process in place, it is characterised in that including as follows
Step：
(a) preparation of construction：The processing dimension of first composition backing, the second composition backing and third composition backing determines；
(b) it determines the actual center gravity of rotation hoisting component, and is identified on rotation hoisting component；
(c) rotation boom hoisting installation：Rotation otic placode is installed according to design size in the lower end of the second steel column, first
Lower rotation otic placode is installed according to design size in the upper end of steel column；
(d) temporary fastening device is installed：Fixed otic placode is installed according to design size in the lower end of the second steel column, first
Lower fixed otic placode is installed according to design size in the upper end of steel column；
(e) the first composition backing is installed, temporarily putting the second composition backing in place and third welding inside the first steel column
Backing plate：It first is welded and fixed the first composition backing at the top inner wall close to the first steel column of lower rotation otic placode side, then first
Steel column top inner wall is welded and fixed L-type temporary fixing piece, and the second composition backing and third composition backing bearing are respectively set one
Group L-type temporary fixing piece, one group of L-type temporary fixing piece is according to the needs of composition backing length by two or more L-types
Temporary fixing piece forms, and is located at same level absolute altitude in the L-type temporary fixing piece of the same side, then the second composition backing with
The secondary tie rod of setting two on the horizontal middle spindle line position of third composition backing, then the second composition backing is put into corresponding L
In type temporary fixing piece, third composition backing is put in corresponding L-type temporary fixing piece, then in pair of the second steel column
Answer cutting tie rod movement joint at tie rod shift position；
(f) level hangs the second steel column, then by the lower rotation otic placode of the upper rotation otic placode of the second steel column and the first steel column it
Between linked into an integrated entity by rotating pin, then temporary support is set up in the other end of the second steel column, then in the second steel column
Upper pin hangs a rolling steel wire rope；
(g) the dynamic lifting of preliminary operation：After all preparations, the dynamic lifting of preliminary operation is carried out, component lifting point is risen
Then 200mm checks component and operating system comprehensively；
(h) formal rotation lifting：The vertical property for ensureing lifting equipment hoist cable, rising is rotated further by component, when rotating
Component actual center gravity is hung with rotating pin when close to same plumb line, reduction service speed, it is ensured that the second steel column actual center gravity
Enter the other side at a slow speed from the side of rotating pin, then makes by the rolling of rolling steel wire rope and by the dead weight of the second steel column
Second steel column is in place, and the fit-up gap between the second steel column and the first steel column is adjusted by the folding and unfolding of rolling steel wire rope, adjustment the
The verticality of two steel columns, while by tie rod by being manually adjusted in tie rod movement joint, avoid tie rod be stuck in first segment steel column and
Between second section steel column level assembly gap；
(i) the second steel column is fixed temporarily with the first steel column：On the upper fixed otic placode of the second steel column lower end and the first steel column
End lower fixed otic placode between place two pieces of taper liner blocks being mutually matched, then by fastening bolt upper fixed otic placode, taper liner block,
Lower fixed otic placode is rigidly fixed, and the suspension hook and rolling steel wire rope of lifting equipment are then removed；
(j) the second composition backing of temporarily putting and the installation of third composition backing are in place：It is grasped first by the craft of tie rod
Make, the second composition backing is rotated by 90 ° and is moved to from horizontal temporarily putting be in close contact with the first steel column and the second steel column inner wall,
It is fixed with the first steel column by the second composition backing of electrode holder, then by the manual operations of tie rod, third is welded again
Backing plate is rotated by 90 ° and is moved to from horizontal temporarily putting and is in close contact with the first steel column and the second steel column inner wall, then passes through an electrode holder
Third composition backing is fixed with the first steel column, and the second composition backing, third composition backing are fixed with the first steel column spot welding
Afterwards, tie rod is removed by cutting off technique, by welding counter brace movement joint repair welding, is made at tie rod movement joint by technique for grinding
It is consistent with welding procedure that groove is welded between first steel column and the second steel column；
(k) permanently mounted fixation between the first steel column and the second steel column, then carry out rotation otic placode, lower rotation otic placode,
Rotating pin, upper fixed otic placode, lower fixed otic placode, taper liner block, fastening bolt are removed and keeping, remains next recycling.
Further, interim extension bar is set in the outer end of the second steel column, and interim extension bar is set in temporary support, face
When extension bar setting ensure that hoisting weight to be rotated is within the scope of the specified lifting of lifting equipment.
Further, in step (e), L-type temporary fixing piece is molded using steel plate bending or directly angle steel is used to cut, third
The absolute altitude for the L-type temporary fixing piece that composition backing is fixed temporarily is temporarily solid less than the L-type that the second composition backing is fixed temporarily
Determine the absolute altitude of part.
The present invention is by adopting the above-described technical solution, have the advantages that：
1, the present invention installs rotation otic placode in the lower end of the second steel column according to design size, is pressed in the upper end of the first steel column
Lower rotation otic placode is installed according to design size, then will be led between the upper rotation otic placode of the second steel column and the lower rotation otic placode of the first steel column
It crosses rotating pin to link into an integrated entity, makes the second steel column rotation lifting just by surrounding rotating pin rotation using lever principle
Position；Fixed otic placode is installed according to design size in the lower end of the second steel column, is pacified according to design size in the upper end of the first steel column
Fixed otic placode is loaded, when the second steel column turns to design point, two pieces are inserted between upper fixed otic placode and lower fixed otic placode
The taper liner block being mutually matched, and fastening bolt is penetrated, the second steel column is fixed with the first steel column using rigid mount, it is ensured that
Second steel column carries out reliable and stable be fixed temporarily with the first steel column and connect, and is then carried out to the second steel column and the first steel column permanently solid
It is fixed.The present invention can give full play to the mechanical efficiency of lifting equipment, avoid the choice arrangement large size due to a small number of steel columns in lifting part
Heavy equipment in turn results in the role that large lifting equipment is in " wasting one's talent on a petty job ", and the machinery that can fully improve lifting equipment uses
Efficiency makes full use of resource.
2, L-type temporary fixing piece is arranged in the first steel column top inner wall in the present invention, is welded in the second composition backing and third
Tie rod is arranged in backing plate, and tie rod movement joint is cut at the correspondence tie rod shift position of the second steel column, makes second by tie rod operation
Composition backing, third composition backing and the first steel column are in close contact, and make the second composition backing, third composition backing and the second steel column
It is in close contact, then so that the second composition backing, third composition backing and the first steel column is fixed by spot welding, it can be with by this technique
Ensure that the installation of composition backing does not influence the rotation lifting of the second steel column in place.The benefit with tie rod movement joint is removed by counter brace
Weldering and technique for grinding, it is ensured that the welding groove between the first steel column and the second steel column is consistent with welding procedure.
3, the present invention is equipped with interim extension bar in the outer end of the second steel column, and interim extension bar is set in temporary support.Steel column
When actual weight is more beyond lifting equipment rated load weight, interim extension bar can be used, lifting equipment is further decreased
Suspension hook is practical to undertake lifting capacity.
4, the present invention rotates lifting twice using the dynamic lifting of preliminary operation and formal rotation lifting to the second steel column, is convenient for examining
Look into the deformation of member, tumbler position, it is ensured that it is bad existing without casey etc. that the deformation of member meets design requirement, tumbler position
As, while can avoid tiltedly hanging and causing safety accident, prevent component from tumbling.
5, by the way that rolling steel wire rope is arranged, the second steel column is made to pass through speed of the dead weight around rotating pin rotation during in place
It is guaranteed with safety, is conducive to the generation for preventing the second steel column from causing overthrow accident by dead weight quick rotation.
6, the present invention in assembled architecture construction period, not only service life is long for lifting appliance, and make One-Shift Costs with
It the raising of specified elevating capacity and increases, through the invention, lifting can be effectively reduced under the premise of not influencing Planning of construction periods
The rated load weight requirement of equipment, so as to effectively reduce engineering construction cost, has good economic benefit.
7, the present invention can be reused using green steel；Clear principle, implementation operation are easy, and control and require generally；
And it is applied widely, it is not only applicable in assembled-type house and office building and steel building, is also applied for exhibitions, multi storied factory building etc.
Steel building.
Description of the drawings
The invention will be further described below in conjunction with the accompanying drawings：
Fig. 1 is the structural schematic diagram of the embodiment of the present invention one；
Structural schematic diagram when Fig. 2 is the rotation lifting of the embodiment of the present invention one；
Fig. 3 is the structural schematic diagram when embodiment of the present invention one is fixedly mounted；
Fig. 4 is the structural schematic diagram of the embodiment of the present invention two；
Structural schematic diagram when Fig. 5 is the rotation lifting of the embodiment of the present invention two；
Fig. 6 is the structural schematic diagram when embodiment of the present invention two is fixedly mounted；
Fig. 7 is the structural schematic diagram of B-B direction in Fig. 6；
Fig. 8 be Fig. 6 in A to structural schematic diagram；
Fig. 9 is the structural schematic diagram of the first steel column and the second steel column butt joint process in the present invention；
Figure 10 is the first composition backing in the present invention, the second composition backing and the design signal of third composition backing processing dimension
Figure；
Figure 11 is that the second composition backing passes through tie rod fixed structural schematic diagram in place in the present invention；
Figure 12 is that third composition backing passes through tie rod fixed structural schematic diagram in place in the present invention；
Figure 13 is the structure enlargement diagram at C in Fig. 1.
In figure, the 1-the first steel column；2-the second steel column；3-temporary supports；4-times rotation otic placodes；5-above rotate otic placode；
6-rotating pins；7-times fixed otic placodes；8-above fix otic placode；9-taper liner blocks；10-fastening bolts；11-interim lengthenings
Bar；12-L-type temporary fixing pieces；The first composition backings of 13-1-；The second composition backings of 13-2-；13-3-third welded gasket
Plate；14-tie rods；15-tie rod movement joints；16-rolling steel wire ropes；17-suspension hooks.
Specific implementation mode
As shown in figure 1 to figure 13, it is that a kind of assembled architecture steel box column rotation lifting of the present invention is welded and fixed peace in place
Fill the specific embodiment of technique.According to the specified lifting parameter of lifting equipment determine the need for that steel column to be installed temporarily add
Stock is arranged, and such as needs that the design that should consider interim extension bar is arranged and and it is ensured that hoisting weight to be rotated is in lifting
Within the scope of the specified lifting of equipment.The first steel column is already installed steel column or steel kind design in the present invention and the second steel column is to wait pacifying
Steel loading column.
When few beyond lifting equipment rated load weight for the second steel column actual weight, the second steel column need not be carried out
Interim extension bar setting, using a pair of first steel column 1 (already installed steel column or steel kind design) of embodiment and the second steel column 2
(steel column to be installed) constructs, as shown in Figure 1 to Figure 3, the specific steps are：
(a) preparation of construction：Design drawing prepares corresponding steel member and part, and centralized training is carried out to construction personnel.It applies
It should be special consideration should be given to during working drawing is standby：
The processing dimension of (1) first composition backing 13-1, the second composition backing 13-2 and third composition backing 13-3 determine.
First composition backing 13-1, the width of the second composition backing 13-2 and third composition backing 13-3 and thickness are true according to welding procedure
It is fixed.The thickness of first composition backing 13-1, the second composition backing 13-2 and third composition backing 13-3 are equal, are t, the first weldering
The length of connection pad plate 13-1, the second composition backing 13-2 and third composition backing 13-3 are respectively by following regulation：
The length of first composition backing 13-1 is determined by L13-1=L2-t2-t3- (0.5~1mm)；
The length of second composition backing 13-2 presses the true property of L13-2=L1-t1-t4-t- (0.5~1mm)；
The length of third composition backing 13-3 is determined by L13-3=L2-t2-t3-2 × t- (0.5~1mm).
Wherein (0.5~1mm) is to consider that composition backing rotation avoids casey and reserved gap in place, L13-1, L13-2,
L13-3, L1, L2, t1, t2, t3 and t4 refer to Figure 10.
(2) rolling steel wire rope 16 is arranged：It is located at same plumb line with rotating pin 6 when the second steel column 2 turns to its center of gravity
When, it is first tensioned, then carries out rolling, so that the second steel column 2 is rotated around rotating pin 6 by 2 gravity of the second steel column
It carries out in place, rolling steel wire rope 16, which should ensure that, can make the firm of the second steel column 2 and avoid overthrow accident.
(b) it determines the actual center gravity of rotation hoisting component, and is identified on rotation hoisting component.
(c) rotation boom hoisting installation：Rotation otic placode 5 is installed according to design size in the lower end of the second steel column 2, the
Lower rotation otic placode 4 is installed according to design size in the upper end of one steel column 1.
(d) temporary fastening device is installed：Fixed otic placode 8 is installed according to design size in the lower end of the second steel column 2,
Lower fixed otic placode 7 is installed according to design size in the upper end of one steel column 1.
(e) the first composition backing 13-1 is installed, in 1 inside temporarily putting of the first steel column the second composition backing 13-2 in place and
Third composition backing 13-3.
To ensure that the accessible rotation of the second steel column 2 is in place, the second composition backing 13-2 and third composition backing 13-3 are the
Cannot first be installed before two steel columns 2 are in place it is in place, can only first temporarily putting inside the first steel column 1, after the second steel column 2 is in place,
Installation fixation could be carried out by tie rod effect.
Concrete operations are：First the first weldering is welded and fixed at the top inner wall close to the first steel column 1 of 4 side of lower rotation otic placode
Connection pad plate 13-1.Again L-type temporary fixing piece 12, the second composition backing 13-2 and are welded and fixed in 1 top inner wall of the first steel column
One group of L-type temporary fixing piece 12 is respectively set in three composition backing 13-3 bearings, and one group of L-type temporary fixing piece is according to composition backing
The needs of length are made of two or more L-type temporary fixing pieces 12, are in the L-type temporary fixing piece 12 of the same side
In same level absolute altitude, the second composition backing 13-2 and third composition backing 13-3 centers of gravity both sides should all be arranged L-type and be fixed temporarily
Part 12, it is ensured that the second composition backing 13-2 and third composition backing 13-3 stablize on 12 top of L-type temporary fixing piece.L-type is interim
Fixing piece 12 is molded using steel plate bending or directly angle steel is used to cut, and the L-type that third composition backing 13-3 is fixed temporarily is faced
When fixing piece 12 the absolute altitude of L-type temporary fixing piece 12 that is fixed temporarily less than the second composition backing 13-2 of absolute altitude, elevation difference
For above-mentioned composition backing thickness t.
Then the second composition backing 13-2 and third composition backing 13-3 temporarily puttings are in place.First in the second composition backing
The secondary tie rod 14 of setting two on the horizontal middle spindle line position of 13-2 and third composition backing 13-3, tie rod 14 and the second welded gasket
Plate 13-2, third composition backing 13-3 are fixedly connected.It is interim that the second composition backing 13-2 is put into corresponding L-type again
On fixing piece 12, third composition backing 13-3 is put in corresponding L-type temporary fixing piece 12.Such as 14 sectional dimension of tie rod
Reserved assembly gap is provided more than the first steel column 1 and 2 mounting design of the second steel column, for ensure tie rod 14 the first steel column 1 with
It is moved between second steel column 2, cutting tie rod movement joint 15 at 14 shift position of tie rod should be corresponded in the second steel column 2.
(f) existing lifting equipment is made full use of, 2 level of the second steel column is hung onto into plan-position residing for the second steel column 2.
Again one will be connected by rotating pin 6 between the lower rotation otic placode 4 of 5 and first steel column 1 of upper rotation otic placode of the second steel column 2
Body then sets up temporary support 3 in the other end of the second steel column 2.This step needs are completed to consider the following factors：
(1) such as by tower crane, Mobile hoisting equipment can disposably 2 level of the second steel column hang onto place to be installed and with
First steel column 1 carries out rotating pin 6 and connects, then carries out the second steel column 2 by lifting equipment and the first steel column 1 carries out rotating pin
6 connections, after rotating pin 6 has connected, should set up temporary support 3 in the other end.
(2) 2 level of the second steel column disposably such as cannot be hung onto by tower crane by place to be installed and is carried out with the first steel column 1
Axis pin connects, then first 2 level of the second steel column should be hung onto the position closer from horizontal position to be installed, followed by level
It hauls and waits for rotation lifting position, then by the application of the light instruments such as chain block and jack, make the second steel column 2 and the
One steel column 1 is attached by rotating pin 6, after axis pin has connected, should set up temporary support 3 in the other end.
Then a rolling steel wire rope 16 is hung in the upper pin of the second steel column 2, then suspension hook 17 is set.Under rolling steel wire rope 16
Portion at chain block and already installed bean column node by being anchored.Rolling steel wire rope 16 (length containing chain block) is total
Length should be estimated, it is ensured that rotation hoisting component actual center gravity, in same plumb line, can prevent from rotating with rotating pin 6
Component is hung to tumble suddenly.
(g) the dynamic lifting of preliminary operation：After all preparations, the dynamic lifting of preliminary operation is carried out, component lifting point is risen
Then 200mm checks the deformation of member, tumbler position.When the deformation of member meets design requirement, tumbler position without casey
Etc. bad phenomenons, formal rotation lifting in next step of being allowed for access.
(h) formal rotation lifting：The vertical property for ensureing lifting equipment hoist cable, avoids tiltedly hanging and causes safety accident.Rolling steel
Cord 16, which should rotate to rise with component to be installed, carries out rolling, component is rotated further rising, when the practical weight of rotation hoisting component
The heart and rotating pin 6 are when close to same plumb line, reduction service speed, it is ensured that 2 actual center gravity of the second steel column is from rotating pin 6
Side enter the other side at a slow speed, while preventing from the second steel column 2 from generating tumbling suddenly by the effect of rolling steel wire rope 16.Then lead to
Cross the rolling of rolling steel wire rope 16 makes the second steel column 2 rotate in place by the dead weight of the second steel column 2, passes through rolling steel wire rope 16
Folding and unfolding adjusts the fit-up gap between the second steel column 2 and the first steel column 1, adjusts the verticality of the second steel column 2, while by tie rod 14
By being manually adjusted in tie rod movement joint 15, tie rod 14 is avoided to be stuck in first segment steel column and the second section steel column level assembly gap
Between.
(i) the second steel column 2 is fixed temporarily with the first steel column 1：8 and first steel of upper fixed otic placode in 2 lower end of the second steel column
Two pieces of taper liner blocks 9 being mutually matched are placed between the lower fixed otic placode 7 of 1 upper end of column, then by fastening bolt 10 upper fixed ear
Plate 8, taper liner block 9, lower fixed otic placode 7 are rigidly fixed, and the suspension hook 17 and rolling steel wire rope 16 of lifting equipment are then removed, the
Two steel columns 2 and the first steel column 1 form a reliable and stable interim connection.
(j) the second composition backing 13-2 of temporarily putting and the 13-3 installations of third composition backing are in place.Pass through tie rod first
14 manual operations is rotated by 90 ° the second composition backing 13-2 from horizontal temporarily putting and moves to and the first steel column 1 and the second steel
2 inner wall of column is in close contact, then is fixed by electrode holder the second composition backing 13-2 and the first steel column 1.
Then by the manual operations of tie rod 14, third composition backing 13-3 is rotated by 90 ° and is drawn from horizontal temporarily putting
It is in close contact to the first steel column 1 and 2 inner wall of the second steel column, then passes through an electrode holder third composition backing 13-3 and the first steel column 1
It is fixed.
After second composition backing 13-2, third composition backing 13-3 are fixed with 1 spot welding of the first steel column, pass through excision technique
Tie rod 14 is removed, by welding 15 repair welding of counter brace movement joint, the first steel column 1 at tie rod movement joint 15 is made by technique for grinding
It is consistent with welding procedure that groove is welded between the second steel column 2.
(k) then permanently mounted fixation between the first steel column 1 and the second steel column 2 carries out rotation otic placode 5, lower rotate ear
Plate 4, rotating pin 6, upper fixed otic placode 8, lower fixed otic placode 7, taper liner block 9, fastening bolt 10 are removed and keeping, remains weight next time
It is multiple to utilize.
When more beyond lifting equipment rated load weight for steel column actual weight, need to face the second steel column 2
When extension bar be arranged, first steel column 1 (already installed steel column or steel kind design) and the second steel column 2 (are waited for using embodiment 2
Installation steel column) it constructs, as shown in Figures 4 to 6, under basis of the specific steps based on embodiment one, in the outer of the second steel column 2
Interim extension bar 11 is arranged in end, and interim extension bar 11 is set in temporary support 3, and the setting of interim extension bar 11 ensures to wait turning
Dynamic hoisting weight is within the scope of the specified lifting of lifting equipment, and the suspension hook 17 for further decreasing lifting equipment actually undertakes lifting
Amount.
The present invention has the following effects that：
1, the present invention installs rotation otic placode 5 in the lower end of the second steel column 2 according to design size, in the upper of the first steel column 1
End according to design size install it is lower rotate otic placode 4, then by the lower rotate ear of 5 and first steel column 1 of upper rotation otic placode of the second steel column 2
It is linked into an integrated entity by rotating pin 6 between plate 4, using lever principle, is rotated by surrounding rotating pin 6, make the second steel column 2
Rotation lifting is in place；Fixed otic placode 8 is installed according to design size in the lower end of the second steel column 2, is pressed in the upper end of the first steel column 1
Lower fixed otic placode 7 is installed according to design size, when the second steel column 2 turns to design point, in upper fixed otic placode 8 and lower fixed ear
It is inserted into two pieces of taper liner blocks 9 being mutually matched between plate 7, and penetrates fastening bolt 10, the second steel column 2 and the first steel column 1 are used
Rigid mount is fixed, it is ensured that the second steel column 2 carries out reliable and stable be fixed temporarily with the first steel column 1 and connect, then to second
Steel column 2 is permanently fixed with the first steel column 1.The present invention can give full play to the mechanical efficiency of lifting equipment, avoid because of lifting office
Portion's minority steel column and choice arrangement large lifting equipment, in turn result in the role that large lifting equipment is in " wasting one's talent on a petty job ", energy
The mechanical service efficiency for fully improving lifting equipment, makes full use of resource.
2, the present invention is in 1 top inner wall of the first steel column setting L-type temporary fixing piece 12, in the second composition backing 13-2 and the
Tie rod 14 is arranged in three composition backing 13-3, and tie rod movement joint 15 is cut at 14 shift position of correspondence tie rod of the second steel column 2, leads to
Crossing the operation of tie rod 14 makes the second composition backing 13-2, third composition backing 13-3 and the first steel column 1 be in close contact, and makes the second welding
Backing plate 13-2, third composition backing 13-3 and the second steel column 2 are in close contact, then by spot welding make the second composition backing 13-2,
Third composition backing 13-3 and the first steel column 1 are fixed, and may insure that the installation of composition backing does not influence the second steel by this technique
The rotation lifting of column 2 is in place.It is removed by counter brace 14 and the repair welding of tie rod movement joint 15 and technique for grinding, it is ensured that the first steel column
1 and the second welding groove between steel column 2 it is consistent with welding procedure.
3, the present invention is equipped with interim extension bar 11 in the outer end of the second steel column 2, and interim extension bar 11 is set to temporary support 3
On.When steel column actual weight is more beyond lifting equipment rated load weight, interim extension bar 11 can be used, is further decreased
The suspension hook 17 of lifting equipment actually undertakes lifting capacity.
4, the present invention rotates the second steel column 2 lifting twice using the dynamic lifting of preliminary operation and formal rotation lifting, is convenient for
Checking the deformation of member, tumbler position, it is ensured that the deformation of member meets design requirement, tumbler without bad phenomenons such as caseys,
It can avoid tiltedly hanging simultaneously causing safety accident, prevent component from tumbling.
5, by the way that rolling steel wire rope 16 is arranged, make the second steel column 2 by dead weight during rotating pin 6 rotates in place
Speed and safety are guaranteed, and are conducive to the generation for preventing the second steel column 2 from causing overthrow accident by dead weight quick rotation.
6, the present invention is in assembled architecture construction period, and not only service life is long for lifting appliance, but also uses One-Shift Costs
Increase with the raising of specified elevating capacity, through the invention, can effectively have been reduced under the premise of not influencing Planning of construction periods
The rated load weight requirement for hanging equipment has good economic benefit so as to effectively reduce engineering construction cost.
7, the present invention can be reused using green steel；Clear principle, implementation operation are easy, and control and require generally；
And it is applied widely, it is not only applicable in assembled-type house and office building and steel building, is also applied for exhibitions, multi storied factory building etc.
Steel building.
It these are only specific embodiments of the present invention, but the technical characteristic of the present invention is not limited thereto.It is any with this hair
Based on bright, to solve essentially identical technical problem, essentially identical technique effect is realized, made simple change, etc.
With replacement or modification etc., all it is covered by among protection scope of the present invention.
Claims (3)
1. a kind of assembled architecture steel box column rotation lifting is welded and fixed mounting process in place, it is characterised in that including walking as follows
Suddenly：
(a) preparation of construction：The processing dimension of first composition backing, the second composition backing and third composition backing determines；
(b) it determines the actual center gravity of rotation hoisting component, and is identified on rotation hoisting component；
(c) rotation boom hoisting installation：Rotation otic placode is installed according to design size in the lower end of the second steel column, in the first steel column
Upper end installed according to design size and lower rotate otic placode；
(d) temporary fastening device is installed：Fixed otic placode is installed according to design size in the lower end of the second steel column, in the first steel column
Upper end lower fixed otic placode is installed according to design size；
(e) the first composition backing, temporarily putting the second composition backing in place and third composition backing inside the first steel column are installed：
It first is welded and fixed the first composition backing at the top inner wall close to the first steel column of lower rotation otic placode side, then on the first steel column top
Portion's inner wall is welded and fixed L-type temporary fixing piece, the L of the second composition backing and third composition backing bearing setting no less than two
Type temporary fixing piece is located at same level absolute altitude in the L-type temporary fixing piece of the same side, then in the second composition backing and the
The secondary tie rod of setting two on the horizontal middle spindle line position of three composition backings, then the second composition backing is put into corresponding L-type
In temporary fixing piece, third composition backing is put in corresponding L-type temporary fixing piece, then in the correspondence of the second steel column
Tie rod movement joint is cut at tie rod shift position；
(f) level hangs the second steel column, then will lead between the upper rotation otic placode of the second steel column and the lower rotation otic placode of the first steel column
It crosses rotating pin to link into an integrated entity, then temporary support is set up in the other end of the second steel column, then on the top of the second steel column
Bolt hangs a security control rolling steel wire rope；
(g) the dynamic lifting of preliminary operation：After all preparation, the dynamic lifting of preliminary operation is carried out, component lifting point is risen into 200mm,
Then component and operating system are checked comprehensively；
(h) formal rotation lifting：The vertical property for ensureing lifting equipment hoist cable, rising is rotated further by component, when structure is lifted by crane in rotation
Part actual center gravity and rotating pin reduce service speed when close to same plumb line, it is ensured that the second steel column actual center gravity from turn
The side of dynamic axis pin enters at a slow speed the other side, then makes the second steel by the dead weight of the second steel column by the rolling of rolling steel wire rope
Column is in place, adjusts the fit-up gap between the second steel column and the first steel column by the folding and unfolding of rolling steel wire rope, adjusts the second steel column
Verticality, while by tie rod by being manually adjusted in tie rod movement joint；
(i) the second steel column is fixed temporarily with the first steel column：Upper fixed otic placode in the second steel column lower end and the first steel column upper end
Place two pieces of taper liner blocks being mutually matched between lower fixed otic placode, then by fastening bolt upper fixed otic placode, taper liner block, lower solid
Determine otic placode to be rigidly fixed, then removes the suspension hook and rolling steel wire rope of lifting equipment；
(j) the second composition backing of temporarily putting and the installation of third composition backing are in place：First by the manual operations of tie rod,
Second composition backing is rotated by 90 ° and is moved to from horizontal temporarily putting and is in close contact with the first steel column and the second steel column inner wall, then leads to
It crosses some the second composition backings of electrode holder to be fixed with the first steel column, then by the manual operations of tie rod, third composition backing
It is rotated by 90 ° and moves to from horizontal temporarily putting and be in close contact with the first steel column and the second steel column inner wall, then pass through an electrode holder third
Composition backing is fixed with the first steel column, after the second composition backing, third composition backing are fixed with the first steel column spot welding, leads to
It crosses excision technique to remove tie rod, carries out repair welding by welding counter brace movement joint, made at tie rod movement joint by technique for grinding
It is consistent with welding process requirement that groove is welded between first steel column and the second steel column；
(k) then permanently mounted fixation between the first steel column and the second steel column carries out rotation otic placode, lower rotation otic placode, rotation
Axis pin, upper fixed otic placode, lower fixed otic placode, taper liner block, fastening bolt are removed and keeping, remains next recycling.
2. a kind of assembled architecture steel box column rotation lifting according to claim 1 is welded and fixed mounting process in place,
It is characterized in that：Interim extension bar is set in the outer end of the second steel column, and interim extension bar is set in temporary support, it is interim to add
The setting of stock ensures that hoisting weight to be rotated is within the scope of the specified lifting of lifting equipment.
3. a kind of assembled architecture steel box column rotation lifting according to claim 1 or 2 is welded and fixed erector in place
Skill, it is characterised in that：In step (e), L-type temporary fixing piece is molded using steel plate bending or directly angle steel is used to cut, third
The absolute altitude for the L-type temporary fixing piece that composition backing is fixed temporarily is temporarily solid less than the L-type that the second composition backing is fixed temporarily
Determine the absolute altitude of part.
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| CN201710120545.XA CN106869508B (en) | 2017-03-02 | 2017-03-02 | A kind of rotation lifting of assembled architecture steel box column is welded and fixed mounting process in place |
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| CN201710120545.XA CN106869508B (en) | 2017-03-02 | 2017-03-02 | A kind of rotation lifting of assembled architecture steel box column is welded and fixed mounting process in place |
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| CN106869508B true CN106869508B (en) | 2018-09-14 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02153168A (en) * | 1988-12-06 | 1990-06-12 | Shimizu Corp | Field welding of steel structural beam |
| JPH07238684A (en) * | 1994-03-01 | 1995-09-12 | Penta Ocean Constr Co Ltd | Method and device for erecting column of construction |
| CN201190422Y (en) * | 2008-05-21 | 2009-02-04 | 中国建筑一局(集团)有限公司 | Overweight steel column rotary positioning device |
| CN201506692U (en) * | 2009-08-10 | 2010-06-16 | 中建三局建设工程股份有限公司 | Roofing steel structure simple lifting device and installation structure thereof |
| CN103806669A (en) * | 2013-12-24 | 2014-05-21 | 大立建设集团有限公司 | Construction method for H-type steel stiff column with cross fracture surface |
| CN104963521A (en) * | 2015-07-28 | 2015-10-07 | 中铁大桥局集团有限公司 | System and construction method used for integral hoisting and rotation of steel tower |
-
2017
- 2017-03-02 CN CN201710120545.XA patent/CN106869508B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02153168A (en) * | 1988-12-06 | 1990-06-12 | Shimizu Corp | Field welding of steel structural beam |
| JPH07238684A (en) * | 1994-03-01 | 1995-09-12 | Penta Ocean Constr Co Ltd | Method and device for erecting column of construction |
| CN201190422Y (en) * | 2008-05-21 | 2009-02-04 | 中国建筑一局(集团)有限公司 | Overweight steel column rotary positioning device |
| CN201506692U (en) * | 2009-08-10 | 2010-06-16 | 中建三局建设工程股份有限公司 | Roofing steel structure simple lifting device and installation structure thereof |
| CN103806669A (en) * | 2013-12-24 | 2014-05-21 | 大立建设集团有限公司 | Construction method for H-type steel stiff column with cross fracture surface |
| CN104963521A (en) * | 2015-07-28 | 2015-10-07 | 中铁大桥局集团有限公司 | System and construction method used for integral hoisting and rotation of steel tower |
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| CN106869508A (en) | 2017-06-20 |
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Address after: 311400 No.18, Changkou East Street, Changkou Town, Fuyang District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Zhongnan Lvjian Technology Group Co.,Ltd. Address before: 310052 16th floor, 245 BINKANG Road, Binjiang District, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG ZHONGNAN CONSTRUCTION GROUP STEEL STRUCTURE Co.,Ltd. |