CN106869508A - A kind of assembled architecture steel box column rotates lifting and is welded and fixed mounting process in place - Google Patents
A kind of assembled architecture steel box column rotates lifting and is welded and fixed mounting process in place Download PDFInfo
- Publication number
- CN106869508A CN106869508A CN201710120545.XA CN201710120545A CN106869508A CN 106869508 A CN106869508 A CN 106869508A CN 201710120545 A CN201710120545 A CN 201710120545A CN 106869508 A CN106869508 A CN 106869508A
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- China
- Prior art keywords
- steel column
- composition backing
- steel
- otic placode
- fixed
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Classifications
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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)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
Lifting is rotated the invention discloses a kind of assembled architecture steel box column and be welded and fixed mounting process in place, comprise the following steps：(a) preparation of construction；B () determines the actual center gravity of hoisting component to be rotated；C () rotates boom hoisting and installs；D () temporary fastening device is installed；E () installs the first composition backing, temporarily putting the second composition backing in place and the 3rd composition backing；F () level hangs the second steel column；The dynamic lifting of (g) preliminary operation；H () formally rotates lifting；I () the second steel column is fixed temporarily with the first steel column；J () the second composition backing and the 3rd composition backing install in place；Permanently mounted fixation between (k) the first steel column and the second steel column.The present invention can give full play to the mechanical efficiency of crane gear, meet welding process requirement, it is ensured that the second steel column rotates lifting and do not collide and in place smooth, is that permanently mounted fixation creates conditions between the second steel column and the first steel column, the present invention can be reused simultaneously, applied widely.
Description
Technical field
The invention belongs to assembled architecture component site operation mounting technique field, and in particular to a kind of assembled architecture case
Steel column rotates lifting and is welded and fixed mounting process in place.
Background technology
Steel building not only has the features such as green, energy-saving and environmental protection, and is easily achieved industrialization manufacture, scene dress
With formula construction.Assembled architecture steel construction, is mainly used in the building such as steel house, steel construction office building.
Current assembled architecture component site operation is installed, and is disposably lifted by crane using tower crane, Mobile hoisting equipment substantially
And the mode being mounted directly is operated.This requires that the specified lifting performance parameter of tower crane, Mobile hoisting equipment must be able to
Meet all steel columns, girder steel it is actual lifting operating mode needed for.In assembling type steel structure building, girder steel is typically lighter than steel column, steel column
Tower crane, the selection of Mobile hoisting unit type specification are played a decisive role.
Whether the selection of tower crane or Mobile hoisting equipment, wants to avoid lifting by crane blind area, must just be risen according to maximum
Gravitational moment is selected, and there may come a time when to occur because local several steel column weight weight or lifting amplitude are big, it may appear that choosing
Large-scale tower crane, Mobile hoisting equipment are selected, it is low so as to cause crane gear mechanical efficiency to use, do not reach and make full use of, wave
Take resource, this is that steel column is installed and one of often occurred and be difficult at the deficiency avoided in assembled architecture.
The content of the invention
Present invention aim at above-mentioned technical problem present in solution prior art, there is provided a kind of assembled architecture box
Steel column rotates lifting and is welded and fixed mounting process in place, can give full play to the mechanical efficiency of crane gear, and meeting welding procedure will
Ask, it is ensured that the second steel column rotates lifting and do not collide and in place smooth without hindrance, is forever to pacify 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 is adopted the following technical scheme that：
A kind of assembled architecture steel box column rotates lifting and 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 the first composition backing, the second composition backing and the 3rd composition backing determines；
B () determines the actual center gravity of hoisting component to be rotated, and be identified on hoisting component is rotated；
C () rotates boom hoisting and installs：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 () installs the first composition backing, temporarily putting the second composition backing in place and the 3rd welding inside the first steel column
Backing plate：The first composition backing first is welded and fixed at the top inner wall near 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 the 3rd composition backing bearing are respectively provided with one
Group L-type temporary fixing piece, one group of L-type temporary fixing piece according to the need for composition backing length by two or more L-types
Temporary fixing piece is constituted, and the L-type temporary fixing piece in the same side is located at same level absolute altitude, then in the second composition backing and
Two secondary tie rods are set on the horizontal middle spindle line position of the 3rd composition backing, then the second composition backing is put into corresponding L
In type temporary fixing piece, the 3rd composition backing is put in corresponding L-type temporary fixing piece, then in the right 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 the other end in the second steel column sets up temporary support, then in the second steel column
Upper pin hangs a rolling steel wire rope；
The dynamic lifting of (g) preliminary operation：After all preparations terminate, the dynamic lifting of preliminary operation is carried out, component Heave Here is risen
200mm, is then checked component and operating system comprehensively；
H () formally rotates lifting：Ensure the vertical property of crane gear hoist cable, component is rotated further rising, when rotating
Component actual center gravity and rotating pin are hung when close to same plumb line, service speed is reduced, it is ensured that the second steel column actual center gravity
Enter opposite side at a slow speed from the side of rotating pin, then made by the rolling of rolling steel wire rope and the deadweight by 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 perpendicularity of two steel columns, while tie rod is manually adjusted in tie rod movement joint, it is to avoid tie rod be stuck in first segment steel column and
Between second section steel column level assembling gap；
I () the second steel column is fixed temporarily with the first steel column：On the upper fixed otic placode and the first steel column of the second steel column lower end
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 then removes the suspension hook and rolling steel wire rope of crane gear；
J second composition backing of () temporarily putting and the 3rd composition backing install in place：First by the manual behaviour of tie rod
Make, the second composition backing is rotated by 90 ° from horizontal temporarily putting and is moved to the first steel column and the close contact of the second steel column inwall,
It is fixed with the first steel column by the point composition backing of electrode holder second again, then by the manual operations of tie rod, the 3rd welding
Backing plate is rotated by 90 ° and moves to from horizontal temporarily putting and is in close contact with the first steel column and the second steel column inwall, then by an electrode holder
3rd composition backing is fixed with the first steel column, and the second composition backing, the 3rd 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
Groove is welded between first steel column and the second steel column consistent with welding procedure；
Permanently mounted fixation between (k) the first steel column and the second steel column, then carry out rotate 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, remain next recycling.
Further, interim extension bar is set in the outer end of the second steel column, and interim extension bar is faced in temporary support
When extension bar setting ensure hoisting weight to be rotated be in the specified lifting of crane gear in the range of.
Further, in step (e), L-type temporary fixing piece is molded or directly using angle steel cutting, the 3rd using steel plate bending
The absolute altitude of the temporarily fixed L-type temporary fixing piece of composition backing is temporarily solid less than the temporarily fixed L-type of the second composition backing
Determine the absolute altitude of part.
The present invention is by adopting the above-described technical solution, have the advantages that：
1st, 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
Cross rotating pin to link into an integrated entity, using lever principle, rotated by around rotating pin, the second steel column is rotated lifting just
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 is 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 and the first steel column carry out it is reliable and stable be fixedly connected temporarily, then the second steel column and the first steel column are carried out forever solid
It is fixed.The present invention can give full play to the mechanical efficiency of crane gear, it is to avoid large-scale of the choice arrangement because of lifting local minority steel column
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 crane gear is used
Efficiency, makes full use of resource.
2nd, the present invention sets L-type temporary fixing piece in the first steel column top inner wall, is welded in the second composition backing and the 3rd
Backing plate sets tie rod, and tie rod movement joint is cut at the corresponding tie rod shift position of the second steel column, and being operated by tie rod makes second
Composition backing, the 3rd composition backing and the first steel column are in close contact, and make the second composition backing, the 3rd composition backing and the second steel column
It is in close contact, then the second composition backing, the 3rd composition backing is fixed with the first steel column by spot welding, can be with by this technique
Ensuring the installation of composition backing does not influence the rotation of the second steel column to lift by crane in place.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.
3rd, the present invention is provided with interim extension bar in the outer end of the second steel column, and interim extension bar is in temporary support.Steel column
Actual weight beyond crane gear rated load weight it is more when, it is possible to use interim extension bar, further reduce crane gear
Suspension hook is actual to undertake lifting capacity.
4th, the present invention moves lifting and formally rotates lifting and rotates lifting twice to the second steel column using preliminary operation, is convenient for examining
Look into the deformation of member, tumbler position, it is ensured that it is bad existing without jam etc. that the deformation of member meets design requirement, tumbler position
As while can avoid tiltedly hanging that security incident is caused, preventing component from tumbling.
5th, by setting rolling steel wire rope, the second steel column is made to pass through speed of the deadweight around rotating pin rotation during in place
It is guaranteed with safety, is conducive to the generation for preventing the second steel column from overthrow accident is caused by deadweight quick rotation.
6th, the present invention in assembled architecture construction period, not only usage cycles are long for lifting appliance, and make One-Shift Costs with
The raising of specified elevating capacity and increase, by the present invention, lifting can be effectively reduced on the premise of Planning of construction periods is not influenceed
The rated load weight requirement of equipment, so as to effectively reduce engineering construction cost, possesses good economic benefit.
7th, the present invention can be reused using green steel；Clear principle, implementation operation are easy, and control is required typically；
And it is applied widely, assembled-type house and office building and steel building are not only applicable, it is also applied for exhibitions, multi storied factory building etc.
Steel building.
Brief description of the drawings
The invention will be further described below in conjunction with the accompanying drawings：
Fig. 1 is the structural representation of the embodiment of the present invention one；
Structural representation when Fig. 2 is the rotation lifting of the embodiment of the present invention one；
Fig. 3 is the structural representation when embodiment of the present invention one is fixedly mounted；
Fig. 4 is the structural representation of the embodiment of the present invention two；
Structural representation when Fig. 5 is the rotation lifting of the embodiment of the present invention two；
Fig. 6 is the structural representation when embodiment of the present invention two is fixedly mounted；
Fig. 7 is the structural representation of B-B direction in Fig. 6；
Fig. 8 be Fig. 6 in A to structural representation；
Fig. 9 is the structural representation of the first steel column and the second steel column butt joint process in the present invention；
Figure 10 is the first composition backing, the second composition backing and the 3rd composition backing processing dimension design signal in the present invention
Figure；
Figure 11 be in the present invention the second composition backing by tie rod structural representation fixed in place；
Figure 12 be in the present invention the 3rd composition backing by tie rod structural representation fixed in place；
Figure 13 is the structure enlarged diagram at C in Fig. 1.
In figure, the 1-the first steel column；2-the second steel column；3-temporary support；4-lower rotation otic placode；5-above rotate otic placode；
6-rotating pin；7-lower fixed otic placode；8-above fix otic placode；9-taper liner block；10-fastening bolt；11-interim lengthening
Bar；12-L-type temporary fixing piece；13-1-the first composition backing；13-2-the second composition backing；The welded gaskets of 13-3-the 3rd
Plate；14-tie rod；15-tie rod movement joint；16-rolling steel wire rope；17-suspension hook.
Specific embodiment
As shown in figure 1 to figure 13, it is that a kind of assembled architecture steel box column rotation lifting of the invention is welded and fixed peace in place
Fill the specific embodiment of technique.Whether need to carry out steel column to be installed according to the specified lifting parameter determination of crane gear to add temporarily
Stock is set, and should consider the design of interim extension bar if desired for setting and and it is ensured that hoisting weight to be rotated is in lifting
In the range of the specified lifting of equipment.The first steel column is already installed steel column or steel kind design and the second steel column to wait to pacify in the present invention
Steel loading post.
For the second steel column actual weight beyond crane gear rated load weight it is few when, it is not necessary to the second steel column is carried out
Interim extension bar is set, using a pair first steel columns 1 (already installed steel column or steel kind design) of embodiment and the second steel column 2
(steel column to be installed) is constructed, and as shown in Figure 1 to Figure 3, is concretely comprised the following steps：
(a) preparation of construction：Design drawing, prepares corresponding steel member and part, and centralized training is carried out to workmen.Apply
Should especially consider during working drawing is standby：
(1) first composition backing 13-1, the processing dimension of the second composition backing 13-2 and the 3rd composition backing 13-3 determine.
First composition backing 13-1, the second composition backing 13-2 and the 3rd composition backing 13-3 width and thickness it is true according to welding procedure
It is fixed.First composition backing 13-1, the second composition backing 13-2 and the 3rd composition backing 13-3 thickness it is equal, be t, the first weldering
Connection pad plate 13-1, the length of the second composition backing 13-2 and the 3rd composition backing 13-3 are respectively by being specified below：
The length of the first composition backing 13-1 presses L13-1=L2-t2-t3- (0.5~1mm) determinations；
The length of the second composition backing 13-2 presses L13-2=L1-t1-t4-t- (0.5~1mm) really property；
The length of the 3rd composition backing 13-3 presses L13-3=L2-t2-t3-2 × t- (0.5~1mm) determinations.
Wherein (0.5~1mm) is to consider that composition backing rotation is in place to avoid jam and reserved space, L13-1, L13-2,
L13-3, L1, L2, t1, t2, t3 and t4 refer to Figure 10.
(2) rolling steel wire rope 16 is set：When the second steel column 2 turns to its center of gravity same plumb line is located at rotating pin 6
When, first it is tensioned, rolling is then carried out, the second steel column 2 is rotated around rotating pin 6 by the Action of Gravity Field of the second steel column 2
Carry out in place, rolling steel wire rope 16 should ensure that can be made the firm of the second steel column 2 and avoid overthrow accident from occurring.
B () determines the actual center gravity of hoisting component to be rotated, and be identified on hoisting component is rotated.
C () rotates boom hoisting and installs：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 () installs the first composition backing 13-1, in the inside temporarily putting of the first steel column 1 second composition backing 13-2 in place and
3rd composition backing 13-3.
Rotate in place to ensure that the second steel column 2 is accessible, the second composition backing 13-2 and the 3rd composition backing 13-3 is the
Can not first install in place before two steel columns 2 are in place, can only first temporarily putting inside the first steel column 1, after the second steel column 2 is in place,
Being acted on by tie rod can just carry out installation fixation.
Concrete operations are：First the first weldering is welded and fixed at the top inner wall near the first steel column 1 of lower rotation otic placode 4 side
Connection pad plate 13-1.Again L-type temporary fixing piece 12, the second composition backing 13-2 and are welded and fixed in the top inner wall of the first steel column 1
Three composition backing 13-3 bearings are respectively provided with one group of L-type temporary fixing piece 12, and one group of L-type temporary fixing piece is according to composition backing
It is made up of two or more L-type temporary fixing pieces 12 the need for length, the L-type temporary fixing piece in the same side 12
In same level absolute altitude, the second composition backing 13-2 and the 3rd composition backing 13-3 centers of gravity both sides all should set L-type and fix temporarily
Part 12, it is ensured that the second composition backing 13-2 and the 3rd composition backing 13-3 stabilizations are on the top of L-type temporary fixing piece 12.L-type is interim
Fixture 12 is molded using steel plate bending or directly using angle steel cutting, the 3rd composition backing 13-3 temporarily fixed L-type is faced
When fixture 12 the absolute altitude L-type temporary fixing piece 12 temporarily fixed less than the second composition backing 13-2 absolute altitude, elevation difference
It is above-mentioned composition backing thickness t.
Then the second composition backing 13-2 and the 3rd composition backing 13-3 temporarily puttings are in place.First in the second composition backing
Two secondary tie rods 14 are set on the horizontal middle spindle line position of 13-2 and the 3rd composition backing 13-3, the welded gasket of tie rod 14 and second
Plate 13-2, the 3rd composition backing 13-3 are fixedly connected.The second composition backing 13-2 is put into corresponding L-type again interim
On fixture 12, the 3rd composition backing 13-3 is put in corresponding L-type temporary fixing piece 12.Such as the sectional dimension of tie rod 14
Specify reserved assembling gap more than the first steel column 1 and the mounting design of the second steel column 2, for ensure tie rod 14 the first steel column 1 with
Moved between second steel column 2, tie rod movement joint 15 should be cut at the correspondence tie rod 14 of the second steel column 2 shift position.
F () makes full use of existing crane gear, the level of the second steel column 2 is hung onto into plan-position residing for the second steel column 2.
One will be connected into by rotating pin 6 between the lower rotation otic placode 4 of the steel column 1 of upper rotation otic placode 5 and first of the second steel column 2 again
Body, then the other end in the second steel column 2 set up temporary support 3.Completing this step needs to consider following factor：
(1) as by tower crane, Mobile hoisting equipment can disposably the level of the second steel column 2 hang onto place to be installed and with
First steel column 1 carries out rotating pin 6 and connects, then carrying out the second steel column 2 and the first steel column 1 by crane gear carries out rotating pin
6 connections, after rotating pin 6 has been connected, should set up temporary support 3 in the other end.
(2) as that the level of the second steel column 2 disposably can not be hung onto place to be installed by tower crane and be carried out with the first steel column 1
Bearing pin is connected, then the level of the second steel column 2 first should be hung onto the position close to horizontal level to be installed, followed by level
Haul and treat 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 bearing pin has been connected, should set up temporary support 3 in the other end.
Then the upper pin in the second steel column 2 hangs a rolling steel wire rope 16, then sets suspension hook 17.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 rotated hoisting component actual center gravity and rotating pin 6 in same plumb line, can be prevented from rotating
Component is hung to tumble suddenly.
The dynamic lifting of (g) preliminary operation：After all preparations terminate, the dynamic lifting of preliminary operation is carried out, component Heave Here is risen
200mm, then checks the deformation of member, tumbler position.When the deformation of member meets design requirement, tumbler position without jam
Etc. bad phenomenon, next step of being allowed for access formally rotates lifting.
H () formally rotates lifting：Ensure the vertical property of crane gear hoist cable, it is to avoid tiltedly hang and cause security incident.Rolling steel
Cord 16 should rotate rising and carry out rolling with component to be installed, and component is rotated further into rising, actual heavy when hoisting component is rotated
The heart and rotating pin 6 when close to same plumb line, reduction service speed, it is ensured that the actual center gravity of the second steel column 2 is from rotating pin 6
Side enter opposite side at a slow speed, while acted on by rolling steel wire rope 16 preventing from the second steel column 2 from producing tumbling suddenly.Then lead to
The rolling for crossing rolling steel wire rope 16 makes the second steel column 2 rotate in place, by rolling steel wire rope 16 by the deadweight of the second steel column 2
Folding and unfolding adjusts the fit-up gap between the second steel column 2 and the first steel column 1, adjusts the perpendicularity of the second steel column 2, while by tie rod 14
Manually it is adjusted in tie rod movement joint 15, avoids tie rod 14 from being stuck in first segment steel column and second section steel column level assembling gap
Between.
I () second steel column 2 and the first steel column 1 are interim fixed：In the steel of upper fixed otic placode 8 and first of the lower end of the second steel column 2
Two pieces of taper liner blocks 9 being mutually matched are placed between the lower fixed otic placode 7 of the upper end of post 1, then by fastening bolt 10 upper fixed ear
Plate 8, taper liner block 9, lower fixed otic placode 7 are rigidly fixed, and then remove the suspension hook 17 and rolling steel wire rope 16 of crane gear, 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 3rd composition backing 13-3 installs 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
The inwall of post 2 is in close contact, then is fixed with the first steel column 1 by an electrode holder the second composition backing 13-2.
Then by the manual operations of tie rod 14, the 3rd 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 the inwall of the second steel column 2, then by the composition backing 13-3 of an electrode holder the 3rd and the first steel column 1
It is fixed.
After second composition backing 13-2, the 3rd composition backing 13-3 are fixed with the spot welding of the first steel column 1, by cutting off technique
Tie rod 14 is removed, by welding the repair welding of counter brace movement joint 15, the first steel column 1 at tie rod movement joint 15 is made by technique for grinding
Groove is welded between the second steel column 2 consistent with welding procedure.
K permanently mounted fixation between () first steel column 1 and the second steel column 2, then carries out rotating 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, remain weight next time
It is multiple to utilize.
For steel column actual weight beyond crane gear rated load weight it is more when, it is necessary to face the second steel column 2
When extension bar set, (treated using two pairs of the first steel columns 1 (already installed steel column or steel kind design) of embodiment and the second steel column 2
Steel column is installed) constructed, as shown in Figures 4 to 6, specific steps are based under the basis of embodiment one, in the outer of the second steel column 2
End sets interim extension bar 11, and by interim extension bar 11 in temporary support 3, the setting of interim extension bar 11 ensures to wait to turn
Dynamic hoisting weight is in the range of the specified lifting of crane gear, and the suspension hook 17 for further reducing crane gear actually undertakes lifting
Amount.
The present invention has the effect that：
1st, 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 the steel column 1 of upper rotation otic placode 5 and first of the second steel column 2
Linked into an integrated entity by rotating pin 6 between plate 4, using lever principle, rotated by around rotating pin 6, make the second steel column 2
Rotate lifting 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
Two pieces of taper liner blocks 9 being mutually matched are inserted between plate 7, and penetrates fastening bolt 10, the second steel column 2 is used with the first steel column 1
Rigid mount is fixed, it is ensured that the second steel column 2 and the first steel column 1 carry out it is reliable and stable be fixedly connected temporarily, 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 crane gear, it is to avoid because of lifting office
Portion minority steel columns and choice arrangement large lifting equipment, in turn result in large lifting equipment be in " wasting one's talent on a petty job " role, energy
The mechanical service efficiency of crane gear is fully improved, resource is made full use of.
2nd, the present invention sets L-type temporary fixing piece 12 in the top inner wall of the first steel column 1, in the second composition backing 13-2 and the
Three composition backing 13-3 set tie rod 14, and tie rod movement joint 15 is cut at the shift position of corresponding tie rod 14 of the second steel column 2, lead to
Crossing the operation of tie rod 14 makes the second composition backing 13-2, the 3rd composition backing 13-3 are in close contact with the first steel column 1, makes the second welding
Backing plate 13-2, the 3rd composition backing 13-3 are in close contact with the second steel column 2, then by spot welding make the second composition backing 13-2,
3rd composition backing 13-3 is fixed with the first steel column 1, and the installation that may insure composition backing by this technique does not influence the second steel
The rotation lifting of post 2 is in place.Repair welding and the technique for grinding with tie rod movement joint 15 are removed by counter brace 14, it is ensured that the first steel column
1 and the second welding groove between steel column 2 it is consistent with welding procedure.
3rd, the present invention is provided with interim extension bar 11 in the outer end of the second steel column 2, and interim extension bar 11 is located at temporary support 3
On.Steel column actual weight beyond crane gear rated load weight it is more when, it is possible to use interim extension bar 11, further reduce
The suspension hook 17 of crane gear actually undertakes lifting capacity.
4th, the present invention moves lifting and formally rotates lifting and rotates lifting twice to the second steel column 2 using preliminary operation, is convenient for
Check the deformation of member, tumbler position, it is ensured that the deformation of member meets design requirement, tumbler without bad phenomenons such as jams,
Can avoid tiltedly hanging simultaneously and cause security incident, prevent component from tumbling.
5th, by setting rolling steel wire rope 16, during the second steel column 2 is rotated in place around rotating pin 6 by deadweight
Speed and safety are guaranteed, and are conducive to the generation for preventing the second steel column 2 from overthrow accident is caused by deadweight quick rotation.
6th, in assembled architecture construction period, not only usage cycles are long for lifting appliance, and use One-Shift Costs for the present invention
Increase with the raising of specified elevating capacity, by the present invention, can effectively have been reduced on the premise of Planning of construction periods is not influenceed
The rated load weight requirement of equipment is hung, so as to effectively reduce engineering construction cost, possesses good economic benefit.
7th, the present invention can be reused using green steel；Clear principle, implementation operation are easy, and control is required typically；
And it is applied widely, assembled-type house and office building and steel building are not only applicable, it is also applied for exhibitions, multi storied factory building etc.
Steel building.
Specific embodiment of the invention is these are only, but technical characteristic of the invention is not limited thereto.It is any with this hair
It is to solve essentially identical technical problem based on bright, realizes essentially identical technique effect, done 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 rotates lifting and is welded and fixed mounting process in place, it is characterised in that including following step
Suddenly：
(a) preparation of construction：The processing dimension of the first composition backing, the second composition backing and the 3rd composition backing determines；
B () determines the actual center gravity of hoisting component to be rotated, and be identified on hoisting component is rotated；
C () rotates boom hoisting and installs：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 () installs the first composition backing, temporarily putting the second composition backing in place and the 3rd composition backing inside the first steel column：
The first composition backing first is welded and fixed at the top inner wall near the first steel column of lower rotation otic placode side, then on the first steel column top
Portion's inwall is welded and fixed L-type temporary fixing piece, and the second composition backing and the 3rd composition backing bearing set the L no less than two
Type temporary fixing piece, the L-type temporary fixing piece in the same side is located at same level absolute altitude, then in the second composition backing and the
Two secondary tie rods are set 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, the 3rd 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
Cross rotating pin to link into an integrated entity, then the other end in the second steel column sets up temporary support, then on the top of the second steel column
Bolt hangs a security control rolling steel wire rope；
The dynamic lifting of (g) preliminary operation：After all preparations terminate, the dynamic lifting of preliminary operation is carried out, component Heave Here is risen into 200mm,
Then component and operating system are checked comprehensively；
H () formally rotates lifting：Ensure the vertical property of crane gear hoist cable, component is rotated further rising, structure is lifted by crane when rotating
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 bearing pin enters at a slow speed opposite side, then makes the second steel by the deadweight of the second steel column by the rolling of rolling steel wire rope
Post 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, adjusts the second steel column
Perpendicularity, while tie rod is manually adjusted in tie rod movement joint；
I () the second steel column is fixed temporarily with the first steel column：Upper fixed otic placode and the first steel column upper end in the second steel column lower 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 remove the suspension hook and rolling steel wire rope of crane gear；
J second composition backing of () temporarily putting and the 3rd composition backing install in place：First by the manual operations of tie rod,
Second composition backing is rotated by 90 ° and moves to from horizontal temporarily putting and is in close contact with the first steel column and the second steel column inwall, then leads to
Cross some composition backings of electrode holder second to be fixed with the first steel column, then by the manual operations of tie rod, the 3rd composition backing
It is rotated by 90 ° from horizontal temporarily putting and is moved to and is in close contact with the first steel column and the second steel column inwall, then by an electrode holder the 3rd
Composition backing is fixed with the first steel column, after the second composition backing, the 3rd composition backing are fixed with the first steel column spot welding, leads to
Cross excision technique to remove tie rod, repair welding is carried out by welding counter brace movement joint, made at tie rod movement joint by technique for grinding
Groove is welded between first steel column and the second steel column consistent with welding process requirement；
K permanently mounted fixation between () the first steel column and the second steel column, then carries out rotating otic placode, lower rotation otic placode, rotates
Bearing pin, upper fixed otic placode, lower fixed otic placode, taper liner block, fastening bolt are removed and keeping, remain next recycling.
2. a kind of assembled architecture steel box column according to claim 1 rotates lifting and is welded and fixed mounting process in place,
It is characterized in that：In the outer end of the second steel column, interim extension bar is set, and by interim extension bar in temporary support, it is interim to add
The setting of stock ensures that hoisting weight to be rotated is in the range of the specified lifting of crane gear.
3. a kind of assembled architecture steel box column according to claim 1 and 2 rotates lifting and is welded and fixed erector in place
Skill, it is characterised in that：In step (e), L-type temporary fixing piece is molded or directly using angle steel cutting, the 3rd using steel plate bending
The absolute altitude of the temporarily fixed L-type temporary fixing piece of composition backing is temporarily solid less than the temporarily fixed L-type of the second composition backing
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 CN106869508B (en) | 2018-09-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114856213A (en) * | 2022-05-23 | 2022-08-05 | 浙江中南绿建科技集团有限公司 | High-altitude butt joint construction method for tubular columns |
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 | Ultra-heavy steel column rotating positioning apparatus |
| 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 | Ultra-heavy steel column rotating positioning apparatus |
| 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 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114856213A (en) * | 2022-05-23 | 2022-08-05 | 浙江中南绿建科技集团有限公司 | High-altitude butt joint construction method for tubular columns |
| CN114856213B (en) * | 2022-05-23 | 2024-04-16 | 浙江中南绿建科技集团有限公司 | High-altitude butt joint construction method for round pipe column |
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|---|---|
| CN106869508B (en) | 2018-09-14 |
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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. |