CN106865414A - A kind of combined hanging installation method of Con casting ladle panoramic table - Google Patents

A kind of combined hanging installation method of Con casting ladle panoramic table Download PDF

Info

Publication number
CN106865414A
CN106865414A CN201710138238.4A CN201710138238A CN106865414A CN 106865414 A CN106865414 A CN 106865414A CN 201710138238 A CN201710138238 A CN 201710138238A CN 106865414 A CN106865414 A CN 106865414A
Authority
CN
China
Prior art keywords
casting
inter
installation
base
bank car
Prior art date
Application number
CN201710138238.4A
Other languages
Chinese (zh)
Other versions
CN106865414B (en
Inventor
孔炯
周金龙
施光涛
金仁才
徐峥
张�杰
Original Assignee
中国十七冶集团有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中国十七冶集团有限公司 filed Critical 中国十七冶集团有限公司
Priority to CN201710138238.4A priority Critical patent/CN106865414B/en
Publication of CN106865414A publication Critical patent/CN106865414A/en
Application granted granted Critical
Publication of CN106865414B publication Critical patent/CN106865414B/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00Other constructional features or details
    • B66C13/04Auxiliary devices for controlling movements of suspended loads, or preventing cable slack

Abstract

The present invention is a kind of combined hanging installation method of Con casting ladle panoramic table, belongs to construction techniques, it is characterized in that:Using the advantage that terrace in factory building is open, to be assembled outside the section components line of ladle turret on the ground and finished, the part of ladle turret is transferred using slide device, the part of ladle turret is hung using lifting with shoulder pole, prevent Concrete Leakage from entering in the sleeve of foundation bolt using leakage-resistant device, using the molten steel set in factory building receive across driving and casting across driving lift the lifting of each part of ladle turret jointly in place, its construction procedure is as follows:Step one, the setting of fixed mount and the installation of anchoring piece:The preparation that step 2, foundation base are starched, sets slide device, step 3, the base of lifting ladle turret, step 4, installation revolving body, step 5, assembling, installation top rotary support, step 6, installation annex;Progress is fast, high precision, improves efficiency of construction, reduces construction cost.

Description

A kind of combined hanging installation method of Con casting ladle panoramic table

Technical field

The invention belongs to construction techniques, a kind of installation method of Con casting ladle panoramic table is specifically related to.

Background technology

It is most also generally key that the most frequently used carrying steel ladle is cast in existing continuous casting that ladle turret is Plant equipment, the ladle turret is arranged on the top of conticaster casting position, is to be connected molten steel to receive to be set with the transfer of casting It is standby;The ladle turret is by base, revoliving arm, drive device, revolving support, emergency actuation control system, lubricating system and anchor The part of firmware six constitutes, and is received across centre position of the casting between because it is located at molten steel, it is impossible to directly using reception across Or casting is independently lifted across the driving in factory building, how to be installed ladle turret using most easy, rational combined hanging method It is in place the control stress point of construction and installation;At present, on ladle turret combined installation method, Chinese utility model patent (the Patent No. CN201020208246.5 for announcing on 2 9th, 2011) " hoisting device for ladle revolving platform " is on the books, but this is special Profit is mainly introduced and saves frequently using for driving by the setting of suspension centre, effectively cost-effective, is not also complete ladle The patent of the installation method of panoramic table.

The content of the invention

The defect that the purpose of the present invention exists aiming at prior art, proposes that a kind of combination of Con casting ladle panoramic table is hung Assembly/installation method, during the partial installation of ladle turret, takes into account ground and is assembled into sub-assembly, solves in ladle turret Because lifting position is limited, lifting that is causing is difficult in installation process, not only Hoisting Security reliability, and improves progress, essence Degree, reduces construction cost.

The object of the present invention is achieved like this:A kind of combined hanging installation method of Con casting ladle panoramic table, it is special Levying is:Using the advantage that terrace in factory building is open, will be assembled outside the section components line of ladle turret finish on the ground, used Slide device transfers the part of ladle turret, the part of ladle turret is hung using lifting with shoulder pole, using antiseep Device prevents Concrete Leakage from entering in the sleeve of foundation bolt, using in factory building set molten steel receive across driving and casting across Driving lift jointly the lifting of each part of ladle turret is in place, its construction procedure is as follows:

Step one, the setting of fixed mount and the installation of anchoring piece:(see Fig. 1)

Anchoring piece 1 is the basis for fixedly mounting whole ladle turret, and anchoring piece 1 is to be inlaid in ladle to turn round according to design In the concrete foundation 4 of platform, so before anchoring piece 1 is installed, should first setting, making consolidating for anchoring piece 1 according to design requirement Determine device i.e. fixed mount 2, the fixed mount 2 is the steel structure support being welded at the scene, the fixed mount 2 is main by rectangular setting Four supporting legs and diagonal brace are welded, and the size requirements of this fixed mount 2 are:The height of fixed mount 2 is setting for the bottom of anchoring piece 1 Difference of height between meter height and concrete platform 4-1 base surfaces (going up plane) of supporting and mounting bracket 2, the upper of fixed mount 2 is put down The size in face is suitable with the size of the baseplane of anchoring piece 1;

Go out center line using theodolite measuring, be labeled on the base surface of concrete platform 4-1, surveyed using spirit level in advance The making of the fixed mount 2 of processing needed for going out highly, this fixed mount 2 is arranged on the base of the concrete platform 4-1 of ladle turret On plinth face, center line and the center line of anchoring piece 1 of fixed mount 2 are consistent, the flatness of the upper surface of centering fixed mount 2, The discrepancy in elevation, the design requirement of flatness for it is met the installation of anchoring piece 1, after centering is finished, begin to lift anchoring piece 1;

Before lifting, vertical, horizontal center line is released using theodolite on anchoring piece 1, align the bolt hole on anchoring piece 1 3, according to design requirement centering, the discrepancy in elevation of levelling anchoring piece 1, flatness, centering, it is levelling after the completion of, by anchoring piece 1 and fixed mount 2 is integrally welded;

The preparation of step 2, foundation base slurry, sets slide device:(see Fig. 2)

After the concreting of completion top floor during civil engineering and reaching concrete design strength, carry out ladle and return The setting of the seat slurry plastic sheet on turntable basis, the quantity of this seat slurry plastic sheet is consistent with the quantity of bolt hole 3, the length of this seat slurry plastic sheet Degree, width, thickness and gradient make according to design requirement, and it is 300 ㎜ × 200 that this seat slurry plastic sheet can be used length x width ㎜, thickness are not less than the backing plate group of 20mm, and the gradient of this seat slurry plastic sheet can be 1:20;

In casting across setting slide device 6 on the step surface on the right side of concrete platform 5, the slide device 6 includes base, solid Fixed board, sliding plate and dragging winding plant (hoist engine 12 and assembly pulley), set base on step surface, and spot welding sets on base Fixed plate is put, the upper surface of this fixed plate is flush with the upper plane of the concrete foundation 4 of ladle turret, is set in fixed plate Sliding plate is put, be welded otic placode with holes on sliding plate, the coating lubricating oil between fixed plate and sliding plate is beneficial to equipment The sliding in place of (part of ladle turret), receives across hoist engine 12 and assembly pulley is installed in concrete foundation in molten steel, should Steel wire rope on hoist engine 12 is connected with the otic placode on sliding plate, and hoist engine 12 pulls sliding plate and part of appliance sliding, should Base can be made of H350 shaped steel, and the fixed plate, sliding plate can be the rectangular steel plates that thickness is 40mm;

The base of step 3, lifting ladle turret:(see Fig. 3)

First make and lift with shoulder pole 10, to make to lift in advance before the base 7 of lifting ladle turret and use shoulder pole 10, This is lifted includes forward and backward main beam, left and right double longeron, upper hanger and lower hangers with shoulder pole 10, and forward and backward main beam, left and right is double Longeron group is welded into H profile steel truss type steel structure beam, and in the both sides section of forward and backward main beam correspondence be welded on hanger, under hang Ear, it can be able to be 2m for 10m, width that this is lifted with the length of shoulder pole 10;

To be lifted first with casting inter-bank car owner hook 9 and be hoisted to casting across on concrete platform 5 from ground with shoulder pole 10, And two centre positions between (receive across, casting across) are placed on, casting inter-bank car owner hook 9 is recycled by ladle turret Base 7 is hoisted to casting and is put across the installation direction on the sliding plate of the slide device 6 on concrete platform 5, and according to design Good position;

Using installed in molten steel receive across hoist engine 12 and corresponding assembly pulley pull sliding plate, shift base 7 Positioned at two underfaces between the crane beam of (receive across, casting across), using receiving inter-bank car auxiliary hook 8 and casting inter-bank car owner Hook 9 lifts to lift jointly uses shoulder pole 10, and makes to lift with the holding level of shoulder pole 10, and the bottom with the both sides of shoulder pole 10 section is lifted herein Lower hanger is provided with, this lower hanger lifting connection corresponding with the hanger on base 7 of steel wire rope 11 will receive inter-bank car auxiliary hook 8 and the synchronous ascending of casting inter-bank car owner hook 9, it is high that 200mm is hung in first examination, after observation checks that change normal, without exception is hung in examination, continues Hang, stop rising after the sling height of the bottom surface of base 7 is higher by the upper surface 500mm of the concrete foundation 4 of base 7, then Inter-bank car auxiliary hook 8 and the synchronous decline of casting inter-bank car owner hook 9 will be received, base 7 is corresponding just with the bolt hole 3 on anchoring piece 1 Position, centering base 7 makes center line and absolute altitude on base 7 meet design requirement and corresponding with the bolt hole 3 on anchoring piece 1, After finishing, each foundation bolt 13 is penetrated, screw on spacer for bolt 14 and nut 15, symmetrically pretension foundation bolt 13 according to the rules, Then shed using the cooperation of inter-bank car owner hook 9 of casting and lifted with shoulder pole 10;

According to design requirement, can not be filled into slurry in the sleeve of the foundation bolt 13 of ladle turret, before carrying out back-grouting, After foundation bolt 13 is tightened to be finished, level inserts the leakage-resistant device of concrete on the upper surface of the sleeve of foundation bolt 13 16, the leakage-resistant device 16 includes left containment flaps and right containment flaps, and the left containment flaps, the structure of right containment flaps are identical And opposite installation, the left containment flaps, right containment flaps offer the ∪ shape grooves of opening, and this ∪ shape groove portion is overlapped mutually bag Residence foot bolt 13, after leakage-resistant device is installed, carries out the construction of secondary grout layer 17, and secondary grout layer 17 is according to rule Fan Yingcheng freely trickles state, in can flowing into the space between base 7 and anchoring piece 1 without human assistance, treats back-grouting When the intensity of layer 17 reaches the 75% of design strength, foundation bolt 13, the floor installation knot of ladle turret are twisted eventually according to standard Beam;(see Fig. 4)

Step 4, installation revolving body:(see Fig. 5)

The revolving body 18 of ladle turret is seated on base 7, and base 7 and revolving body 18 were found before lifting Corresponding mark point, the mark point was set by manufacturing firm before manufacturing process is dispatched from the factory, using inter-bank car owner hook 9 of casting Revolving body 18 is hoisted to casting across on the sliding plate on the slide device 6 on concrete platform 5, and according to the installation side of design To putting good position;

Using installed in molten steel receive across hoist engine 12 and corresponding assembly pulley pull sliding plate, move revolving body 18 Positioned at two underfaces between the crane beam of (receive across, casting across), using receiving inter-bank car auxiliary hook 8 and casting inter-bank car owner Lifting is lifted with shoulder pole 10 hook 9 jointly, and makes to lift with the holding level of shoulder pole 10, is lifted with the lower hanger of the bottom of shoulder pole 10 with hanging Dress steel wire rope 11 is connected with the hanger on revolving body 18, will receive inter-bank car auxiliary hook 8 and the synchronization onwards of casting inter-bank car owner hook 9 Rise, it is high that 200mm is hung in first examination, after observation checks that change normal, without exception is hung in examination, continue to lift by crane, when the bottom surface of revolving body 18 is risen Hang after height is higher by the upper surface 300mm of base 7 and stop rising, will then receive inter-bank car auxiliary hook 8 and casting inter-bank car owner hook 9 It is synchronous to decline, revolving body 18 is moved in place to base 7, according to design, centering revolving body 18 penetrates bolt, screws on after finishing Spacer for bolt and nut, symmetrically tighten bolt according to the rules, then, using the cooperation of inter-bank car owner hook 9 of casting, shed and lift With shoulder pole 10;

Step 5, assembling, installation top rotary support:

The top rotary support 25 of the ladle turret is main by bearing I 19, bearing II 20, support arm I 21 and support Arm II 22 is constituted, while corresponding be welded temporary support I 23 (four) and temporary support II on top rotary support 25 24 (two pieces), due to all loose mails of arrival, to improve installation effectiveness, at the construction field (site) by bearing I 19, bearing 2 II on ground 20th, support arm I 21 and the assembling of support arm II 22 are integral;In view of the demand of lifting, in bearing I 19 and bearing positioned at both sides II 20 bottom is welded temporary support I 23, by the upper end of temporary support I 23 and support arm I 21 and support arm II 22 Bottom is connected, and the lower end of temporary support I 23 is connected with the base of bearing I 19, bearing II 20, this temporary support I 23 As bearing diagonal, using bearing I 19, bearing 2 II 20, support arm I 21 and support arm II are supported by temporary support I 23 22;Seamless steel pipe is welded between support arm I 21 and support arm 22 again as temporary support II 24, an entirety is formed, should Temporary support I 23 can be made using H350 shaped steel, and the temporary support II 24 can be 400 ㎜ × 12 ㎜'s with diameter × wall thickness Seamless steel pipe is made;(see Fig. 6)

After the top rotary support 25 assembling is finished, during shoulder pole for hoisting 10 penetrated into top rotary support 25, profit The top rotary support 25 is hoisted to casting across on the slide device 6 on concrete platform 5 with casting inter-bank car owner hook 9 On sliding plate, and good position is put according to the installation direction for designing.

Using molten steel receive across hoist engine 12 and corresponding assembly pulley pull sliding plate, make top rotary support 25 Positioned at two underfaces between the crane beam of (receive across, casting across), using receiving inter-bank car auxiliary hook 8 and casting inter-bank car owner Hook 9 lifts to lift jointly uses shoulder pole 10, and makes to lift with the holding level of shoulder pole 10, will lift and is used with the lower hanger of the bottom of shoulder pole 10 Lifting steel wire rope 11 is connected with the hanger on top rotary support 25, will receive inter-bank car auxiliary hook 8 and casting inter-bank car The synchronous ascending of main hook 9, it is high that 200mm is hung in first examination, after observation checks that change normal, without exception is hung in examination, continues to lift by crane, when top revolution The sling height of the bottom surface of supporter 25 stops rising after being higher by the upper surface 300mm of revolving body 18, then, will receive inter-bank car Auxiliary hook 8 and the synchronous decline of casting inter-bank car owner hook 9, top rotary support 25 is moved in place to revolving body 18, and centering is finished After penetrate bolt, screw on spacer for bolt and nut symmetrically tighten bolt, and then, using casting, inter-bank car owner hook 9 coordinates, and sheds Lift with shoulder pole 10;(see Fig. 7)

Step 6, installation annex:(see Fig. 8)

The annex of ladle turret includes hydraulic cylinder 26 (two sets), trailing arm 27 (four) and protection thermal insulation board 28 (two pieces), Receive inter-bank car auxiliary hook 8 and the independent lifting region of casting inter-bank car owner hook 9 because the installation position of above-mentioned part is completely in Interior, using inter-bank car auxiliary hook 8 and casting inter-bank car owner hook 9 is received, directly lifting is in place.

A kind of combined hanging installation method of Con casting ladle panoramic table proposed by the invention has following major advantage:

The use of installation procedure and driving is reduced, work high above the ground is reduced, security performance is high.

Lifting is convenient, fast, effectively increases installation progress, precision, saves the duration.

A kind of combined hanging installation method of Con casting ladle panoramic table proposed by the invention, takes full advantage of two across (connecing Receive across, casting across) cooperation of driving, assembled part is outer online, using new sliding, lift technology, it is convenient and swift, Low cost, efficiency high, it is practical.

A kind of combined hanging of Con casting ladle panoramic table proposed by the invention is installed with reference to embodiment and accompanying drawing Method is further described.

Brief description of the drawings

Fig. 1 is the ladle turret in a kind of combined hanging installation method of Con casting ladle panoramic table proposed by the invention Anchoring piece scheme of installation.

Fig. 2 be slide device in a kind of combined hanging installation method of Con casting ladle panoramic table proposed by the invention just Position schematic diagram.

Fig. 3 is the ladle turret in a kind of combined hanging installation method of Con casting ladle panoramic table proposed by the invention The lifting schematic diagram of base.

Fig. 4 is the ladle turret in a kind of combined hanging installation method of Con casting ladle panoramic table proposed by the invention The installation centering schematic diagram of base.

Fig. 5 is the ladle turret in a kind of combined hanging installation method of Con casting ladle panoramic table proposed by the invention The installation centering schematic diagram of revolving body.

Fig. 6 is the ladle turret in a kind of combined hanging installation method of Con casting ladle panoramic table proposed by the invention The assembling schematic diagram of top rotary support.

Fig. 7 is the ladle turret in a kind of combined hanging installation method of Con casting ladle panoramic table proposed by the invention The lifting schematic diagram of top rotary support.

Fig. 8 is the ladle turret in a kind of combined hanging installation method of Con casting ladle panoramic table proposed by the invention The lifting schematic diagram of annex.

In Fig. 1~Fig. 8:

1st, anchoring piece 2, fixed mount 3, bolt hole 4, concrete foundation 4-1, concrete platform 5, casting are across concrete Platform 6, slide device 7, base 8, receive inter-bank car auxiliary hook 9, casting inter-bank car owner hook 10, lift with shoulder pole 11, steel Cord 12, hoist engine 13, foundation bolt 14, spacer for bolt 15, nut 16, leakage-resistant device 17, secondary grout layer 18th, revolving body 19, bearing I 20, bearing II 21, support arm I 22, support arm II 23, temporary support I 24, interim branch Support II 25, top rotary support 26, hydraulic cylinder 27, trailing arm 28, protection thermal insulation board

Embodiment

A kind of combined hanging installation method of Con casting ladle panoramic table proposed by the present invention, is used in certain steel mill four for 2012 Steel rolls supporting continuous casting project, is the installation of 300t ladle turrets, and this ladle turret maximum can simultaneously hold up 900t's altogether Weight, equipment monomer weight is 334t, and across 500 tons of drivings are installed, the casting of the factory building is across 170 tons of rows of installation for the receiving of the factory building Car, it is as follows that Con casting ladle panoramic table lifts construction procedure in place:

Step one, the setting of fixed mount and the installation of anchoring piece:

1. the fixed mount (2) of anchoring piece is first made as shown in Figure 1, by the lifting of this fixed mount (2) to mixed after completing On solidifying soil platform (4-1), the upper surface of centering fixed mount (2), the discrepancy in elevation, the planarity requirements for it is met anchoring piece (1) installation, Centering finishes post-reinforcing.

2. finished after platform concreting and start lifting anchoring piece (1) after intensity reaches requirement;In anchoring before lifting Part releases vertically and horizontally center line on (1), aligns the bolt hole of anchoring piece (1) upper surface, centering, levelling anchoring piece (1), after the completion of Anchoring piece (1) and fixed mount (2) welding are linked to be entirety.

Step 2, the preparation of foundation base slurry, setting slide device:

1. as shown in Figure 1, after civil engineering completes the pouring and reach intensity of top floorslab concrete, proceed by ladle and return The setting of the seat slurry plastic sheet on turntable basis.

2. as shown in Figure 2, in casting across laying slide device (6) on concrete platform (5), on the slide device (6) Fixed plate and ladle turret concrete foundation upper planes align.The base of step 3, lifting ladle turret:

1. as shown in Figure 3, first made before lifting and lifted with shoulder pole (10)

2. as shown in Figure 3, with casting across 170 tons drive a vehicle main hooks will lift with shoulder pole (10) from ground be hoisted to cast across On concrete platform (5), and two are placed on across the centre position of (receive across, casting across).

3. as shown in Figure 3, the base (7) of ladle turret is hoisted to casting across 170 tons of driving main hooks using casting Across on the sliding plate of the slide device (6) on concrete platform (5), and good position is put according to installation direction.

4. as shown in Figure 3, using slide device (6), make the base (7) of ladle turret positioned at two across (receive across, pour Cast across) crane beam immediately below.

5. as shown in Figure 3, lift is lifted jointly across 170 tons of driving main hooks across 500 tons of driving auxiliary hooks and casting using receiving Hang with shoulder pole (10), lifted ladle turret base (7) with steel wire rope (11) using lifting in place.

6. as shown in Figure 4, foundation bolt (13), spacer for bolt of screwing on (14) and nut (15) are penetrated after centering is finished, Symmetrical pretension foundation bolt (13);Tighten after finishing, concrete anti-seepage is horizontally inserted in the upper surface of foundation bolt (13) sleeve Leakage device (16), after installing, carries out the construction of secondary grout layer (17), and secondary grout layer (17) should be in fluid state.Treat After the intensity of secondary grout layer (17) reaches the 75% of design strength, foundation bolt (13), the base (7) of ladle turret are twisted eventually Installation terminates.

Step 4:Revolving body is installed:(see Fig. 5)

The revolving body 18 of ladle turret is seated on base 7, and base 7 was found before lifting with the phase of revolving body 18 Corresponding sign point, using casting across 170 tons driving main hooks by revolving body 18 be hoisted to casting across the cunning on concrete platform 5 On the sliding plate of moving device 6, and good position is put according to the installation direction for designing, then draw sliding plate, revolving body 18 is moved Position to two across the centre position of (receive across, casting across) crane beam, next using receive across 500 tons of driving auxiliary hooks and casting across 170 tons of driving main hooks lift to lift jointly uses shoulder pole 10 and revolving body 18, ensuing specific installation exercise process and step 3: The operation process for lifting base is basically identical, and revolving body 18 is lifted in place.

Step 5, assembling, installation top rotary support:

The top rotary support 25 of the ladle turret is by bearing I 19, bearing II 20, support arm I 21 and support arm II 22 compositions, while corresponding be welded temporary support I 23 (four) and temporary support II 24 (two on top rotary support 25 Part), due to all loose mails of arrival, to improve installation effectiveness, at the construction field (site) by bearing I 19, bearing II 20, support on ground Arm I 21 and the assembling of support arm II 22 are integral;In view of the demand of lifting, in the bearing I 19 positioned at both sides and bearing II 20 Bottom is welded temporary support I 23, and the bottom of temporary support I 23 is connected with bearing I 19, bearing II 20 respectively, on End is connected with support arm I 21 and support arm II 22 respectively, then the seamless steel that is welded between support arm I 21 and support arm II 22 Pipe forms an entirety as temporary support II 24, and the temporary support I 23 is made of H350 shaped steel, the temporary support II 24 with diameter × wall thickness by the seamless steel pipe of ㎜ × 12 ㎜ of φ 400 is made;(see Fig. 6)

After the top rotary support 25 assembling is finished, during shoulder pole for hoisting 10 penetrated into top rotary support 25, profit With casting across 170 tons driving main hooks by the top rotary support 25 be hoisted to casting across on concrete platform 5 sliding fill Put on 6 sliding plate, and good position is put according to the installation direction for designing, sliding plate is then drawn, by top revolving support group Fit 25 slide onto two across the centre position of (receive across, casting across) crane beam, next using receiving across 500 tons of driving auxiliary hooks Being driven a vehicle across 170 tons with casting, lifting is lifted with shoulder pole 10 and top revolving support assembly 25 main hooks jointly, and specific lifting is made Industry process and step 3:The operation process for lifting base is basically identical, and top revolving support assembly (25) lifting is in place.

Step 6, installation annex:

As shown in figure 8, driving a vehicle main hooks across 170 tons respectively by hydraulic cylinder across 500 tons of driving auxiliary hooks or casting using receiving (26), trailing arm (27) and protection thermal insulation board (28) lifting are in place.

In work progress, by the use of the combined hanging installation method of Con casting ladle panoramic table, using sliding method, Face construction from part and the methods such as method are lifted, greatly save the duration, reduce workmen's work high above the ground risk, installation quality is obvious Improve, only save duration, the use of work equipment and artificial, direct economic benefit up to 21.5 ten thousand yuan, and in the control of installation accuracy Higher than GB, and can be carried out under production status while construction, while produce, do not influence normal production, obtain the consistent accreditation of owner.

Claims (7)

1. a kind of combined hanging installation method of Con casting ladle panoramic table, it is characterized in that:Using the advantage that terrace in factory building is open, To be assembled outside the section components line of ladle turret on the ground and finished, the part of ladle turret is transferred using slide device, The part of ladle turret is hung using lifting with shoulder pole, prevents Concrete Leakage from entering foundation bolt using leakage-resistant device In sleeve, using in factory building set molten steel receive across driving and casting across driving lift each of ladle turret jointly Part lifting is in place, and its construction procedure is as follows:
Step one, the setting of fixed mount and the installation of anchoring piece:
Anchoring piece (1) is the basis for fixedly mounting whole ladle turret, and anchoring piece (1) is to be inlaid in ladle to turn round according to design In the concrete foundation (4) of platform, so before anchoring piece (1) is installed, should first setting, making anchoring piece according to design requirement (1) fixing device is fixed mount (2), and the fixed mount (2) is the steel structure support being welded at the scene, and the fixed mount (2) is main It is welded by four supporting legs and diagonal brace of rectangular setting, the size requirements of this fixed mount (2) are:The height of fixed mount (2) Be the design height and supporting and mounting bracket (2) of the bottom of anchoring piece (1) concrete platform (4-1) base surface between height Difference, the size of the upper plane of fixed mount (2) is suitable with the size of anchoring piece (1) baseplane;
Go out center line using theodolite measuring, be labeled on the base surface of concrete platform (4-1), measured using spirit level in advance The making of the fixed mount (2) of required processing highly, by this fixed mount (2) installed in ladle turret concrete platform (4-1) On base surface, center line and the center line of anchoring piece (1) of fixed mount (2) are consistent, the upper surface of centering fixed mount (2) Flatness, the discrepancy in elevation, the design requirement of flatness for making it meet anchoring piece (1) installation after centering is finished, begins to lifting anchoring Part (1);
Before lifting, vertical, horizontal center line is released using theodolite on anchoring piece (1), align the bolt hole on anchoring piece (1) (3), according to design requirement centering, the discrepancy in elevation, the flatness of levelling anchoring piece (1), centering, it is levelling after the completion of, by anchoring piece (1) with Fixed mount (2) is integrally welded;
The preparation of step 2, foundation base slurry, sets slide device:
After the concreting of completion top floor during civil engineering and reaching concrete design strength, ladle turret is carried out The setting of the seat slurry plastic sheet on basis, the quantity of the seat slurry plastic sheet is consistent with the quantity of bolt hole (3), the length of this seat slurry plastic sheet Degree, width, thickness and gradient make according to design requirement;
On the step surface cast on the right side of concrete platform (5) set slide device (6), the slide device (6) including base, Fixed plate, sliding plate and dragging winding plant are hoist engine (12) and assembly pulley, base are set on step surface, the point on base Weldering sets fixed plate, and the upper surface of this fixed plate is flush with the upper plane of the concrete foundation 4 of ladle turret, in fixed plate Upper setting sliding plate, be welded otic placode with holes on sliding plate, the coating lubricating oil between fixed plate and sliding plate, is beneficial to and sets The sliding in place of the standby i.e. part of ladle turret, receives across installation hoist engine (12) and pulley in concrete foundation in molten steel Group, the steel wire rope on the hoist engine (12) is connected with the otic placode on sliding plate, and hoist engine (12) pulls sliding plate and equipment portion Part slides;
The base of step 3, lifting ladle turret:
First make and lift with shoulder pole (10), to make to lift in advance before the base (7) of lifting ladle turret and use shoulder pole (10), this is lifted includes forward and backward main beam, left and right double longeron, upper hanger and lower hangers with shoulder pole 10, by forward and backward main beam, a left side Right double longeron groups are welded into H profile steel truss type steel structure beam, and in the both sides section of forward and backward main beam correspondence be welded have on hanger, Lower hanger;
To be lifted first with casting inter-bank car owner hook (9) and be hoisted to casting across concrete platform (5) from ground with shoulder pole (10) On, and two are placed on across receiving across, centre position of the casting between, recycle casting inter-bank car owner hook (9) to return ladle The base (7) of turntable is hoisted on the sliding plate on slide device (6), and puts good position according to the installation direction for designing;
Using installed in molten steel receive across hoist engine (12 and corresponding assembly pulley pull sliding plate, make base (7) shift in Two across i.e. receive across, casting across crane beam between underface, using receive inter-bank car auxiliary hook (8) and cast inter-bank car owner's hook (9) common lifting is lifted and uses shoulder pole (10), and makes to lift with shoulder pole (10) holding level, is lifted herein with shoulder pole (10) both sides section Bottom be provided with lower hanger, this lower hanger lifting is connected with steel wire rope (11) is corresponding with the hanger on base (7), will be received Inter-bank car auxiliary hook (8) and casting inter-bank car owner hook (9) synchronous ascending, it is high that 200mm is hung in first examination, observation check examination hang normally, be as good as Often after change, continue to lift by crane, when the sling height of the bottom surface of base (7) is higher by concrete foundation (4) upper surface of base (7) Stop rising after 500mm, will then receive inter-bank car auxiliary hook (8) and casting inter-bank car owner hook (9) synchronously declines, by base (7) Corresponding with the bolt hole (3) on anchoring piece (1) in place, centering base (7) meets the center line on base (7) and absolute altitude and sets Count and require and corresponding with the bolt hole (3) on anchoring piece (1), after finishing, penetrate each foundation bolt (13), spacer for bolt of screwing on (14) and nut (15), symmetrically pretension foundation bolt (13) according to the rules, then using the cooperation of inter-bank car owner hook (9) that casts Shed and lift with shoulder pole (10);
According to design requirement, can not be filled into slurry in the sleeve of the foundation bolt (13) of ladle turret, before carrying out back-grouting, when Foundation bolt (13) is tightened after finishing, and level inserts the antiseepage neglected loading of concrete on the upper surface of the sleeve of foundation bolt (13) (16) are put, the leakage-resistant device (16) includes left containment flaps and right containment flaps, the left containment flaps, the knot of right containment flaps Structure is identical and opposite installation, and the left containment flaps, right containment flaps offer the ∪ shape grooves of opening, and by this ∪ shape groove portion phase Mutually superposition encases foundation bolt (13), after leakage-resistant device is installed, carries out the construction of secondary grout layer (17), secondary filling Pulp layer (17) should can be flowed between base (7) and anchoring piece (1) in state of freely trickling according to specification without human assistance In space, when the intensity of secondary grout layer (17) reaches the 75% of design strength, foundation bolt (13), steel are twisted eventually according to standard The floor installation of bag panoramic table terminates;
Step 4, installation revolving body:
The revolving body (18) of ladle turret is seated on base (7), and base (7) and revolving body were found before lifting (18) corresponding mark point, the mark point was set by manufacturing firm before manufacturing process is dispatched from the factory, using inter-bank car of casting Be hoisted to revolving body (18) on the sliding plate on slide device (6) by main hook (9), and is well placed position according to the installation direction for designing Put;
Using installed in molten steel receive across hoist engine (12) and corresponding assembly pulley pull sliding plate, move revolving body (18) Positioned at two across i.e. receive across, casting across crane beam between underface, using receive inter-bank car auxiliary hook (8) and cast inter-bank car Main hook (9) lifts to lift jointly uses shoulder pole (10), and makes to lift with shoulder pole (10) holding level, lifts with shoulder pole (10) bottom Lower hanger lifting steel wire rope (11) is connected with the hanger on revolving body (18), will receive inter-bank car auxiliary hook (8) and casting Inter-bank car owner hook (9) synchronous ascending, it is high that 200mm is hung in first examination, after observation checks that change normal, without exception is hung in examination, continues to lift by crane, when The sling height of the bottom surface of revolving body (18) stops rising after being higher by the upper surface 300mm of base (7), will then receive inter-bank car Auxiliary hook (8) and casting inter-bank car owner hook (9) synchronously decline, and revolving body (18) is mobile in place to base (7), according to design, look for Positive revolving body (18), bolt is penetrated after finishing, and screw on spacer for bolt and nut symmetrically tighten bolt according to the rules, then, profit With the cooperation of casting inter-bank car owner hook (9), shed and lift with shoulder pole (10);
Step 5, assembling, installation top rotary support:
The top rotary support (25) of the ladle turret it is main by bearing I (19), bearing II (20), support arm I (21) and Support arm II (22) is constituted, while corresponding be welded four temporary supports I (23) and two pieces on top rotary support (25) Temporary support II (24), due to all loose mails of arrival, to improve installation effectiveness, at the construction field (site) by bearing I on ground (19), the assembling of bearing II (20), support arm I (21) and support arm II (22) is integral;In view of the demand of lifting, positioned at two The bearing I (19) of side and the bottom of bearing II (20) are welded temporary support I (23), by the upper end of temporary support I 23 with Support arm I 21 is connected with the bottom of support arm II 22, by the lower end of temporary support I 23 and bearing I 19, the bottom of bearing II 20 Seat is connected, and this temporary support I 23 turns into bearing diagonal, using bearing I 19, bearing II 20, is propped up by temporary support I 23 Support support arm I 21 and support arm II 22, then seamless steel pipe is welded as interim between support arm I (21) and support arm II (22) Support frame II (24), forms an entirety;
After the top rotary support (25) assembling is finished, during shoulder pole for hoisting (10) penetrated into top rotary support (25), Using casting, be hoisted to the top rotary support (25) on the sliding plate on slide device (6) by inter-bank car owner hook (9), and presses Installation direction according to design puts good position.
Using molten steel receive across hoist engine (12) and corresponding assembly pulley pull sliding plate, make top rotary support (25) Positioned at two across i.e. receive across, casting across crane beam between underface, using receive inter-bank car auxiliary hook (8) and cast inter-bank car Main hook (9) lifts to lift jointly uses shoulder pole (10), and makes to lift with shoulder pole (10) holding level, will lift with shoulder pole (10) bottom Lower hanger lifting steel wire rope (11) be connected with the hanger on top rotary support (25), inter-bank car auxiliary hook will be received (8) and casting inter-bank car owner hook (9) synchronous ascending, it is high that 200mm is hung in first examination, after observation checks that change normal, without exception is hung in examination, after Continuous lifting, stops after the sling height of the bottom surface of top rotary support (25) is higher by the upper surface 300mm of revolving body (18) Rise, then, inter-bank car auxiliary hook (8) and the synchronous decline of casting inter-bank car owner hook (9) will be received, top rotary support (25) to Revolving body (18) is mobile in place, and centering penetrates bolt after finishing, screw on spacer for bolt and nut, symmetrically tightens bolt, then, profit With the cooperation of casting inter-bank car owner hook (9), shed and lift with shoulder pole (10);
Step 6, installation annex:
The annex of ladle turret includes that two sets of hydraulic cylinders (26), four trailing arms (27) and two pieces protect thermal insulation board (28), due to The installation position of above-mentioned part is completely in and receives inter-bank car auxiliary hook (8) or the independent lifting region of casting inter-bank car owner hook (9) Interior, using inter-bank car auxiliary hook (8) or casting inter-bank car owner hook (9) is received, directly lifting is in place.
2. a kind of combined hanging installation method of Con casting ladle panoramic table according to claim 1, it is characterised in that this seat Slurry backing plate is using the backing plate group that length x width is that 300 ㎜ × 200 ㎜, thickness are not less than 20mm, the gradient of this seat slurry plastic sheet 1:20。
3. a kind of combined hanging installation method of Con casting ladle panoramic table according to claim 1, it is characterised in that the bottom Seat is made of H350 shaped steel.
4. the combined hanging installation method of a kind of Con casting ladle panoramic table according to claim 1, it is characterised in that this is consolidated Fixed board, sliding plate are the rectangular steel plates that thickness is 40mm.
5. a kind of combined hanging installation method of Con casting ladle panoramic table according to claim 1, it is characterised in that the lift The length of use shoulder pole (10) is hung for 10m, width are 2m.
6. the combined hanging installation method of a kind of Con casting ladle panoramic table according to claim 1, it is characterised in that this faces When support frame I (23) be made of H350 shaped steel.
7. the combined hanging installation method of a kind of Con casting ladle panoramic table according to claim 1, it is characterised in that this faces When support frame II (24) with diameter × wall thickness by the seamless steel pipe of 400 ㎜ × 12 ㎜ is made.
CN201710138238.4A 2017-03-09 2017-03-09 A kind of combined hanging installation method of Con casting ladle revolving platform CN106865414B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710138238.4A CN106865414B (en) 2017-03-09 2017-03-09 A kind of combined hanging installation method of Con casting ladle revolving platform

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710138238.4A CN106865414B (en) 2017-03-09 2017-03-09 A kind of combined hanging installation method of Con casting ladle revolving platform

Publications (2)

Publication Number Publication Date
CN106865414A true CN106865414A (en) 2017-06-20
CN106865414B CN106865414B (en) 2018-05-01

Family

ID=59170657

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710138238.4A CN106865414B (en) 2017-03-09 2017-03-09 A kind of combined hanging installation method of Con casting ladle revolving platform

Country Status (1)

Country Link
CN (1) CN106865414B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107285199A (en) * 2017-06-30 2017-10-24 上海二十冶建设有限公司 The fast hoisting method of billet caster bale panoramic tables
CN108080617A (en) * 2017-12-20 2018-05-29 中国二冶集团有限公司 For the construction method of ladle turret overall pulling down

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0761765A (en) * 1993-08-31 1995-03-07 Kumagai Gumi Co Ltd Overhead traveling crane and its material holding device
CN101284628A (en) * 2008-05-30 2008-10-15 中冶京唐建设有限公司 Hoisting method for framework of large tonnage pressing machine
CN201458582U (en) * 2009-05-26 2010-05-12 北京首钢建设集团有限公司 Ladle turret bay transverse movement hoisting tool
CN103663142A (en) * 2013-12-31 2014-03-26 太原重工股份有限公司 Tailing mechanism and translation tailing hoisting method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0761765A (en) * 1993-08-31 1995-03-07 Kumagai Gumi Co Ltd Overhead traveling crane and its material holding device
CN101284628A (en) * 2008-05-30 2008-10-15 中冶京唐建设有限公司 Hoisting method for framework of large tonnage pressing machine
CN201458582U (en) * 2009-05-26 2010-05-12 北京首钢建设集团有限公司 Ladle turret bay transverse movement hoisting tool
CN103663142A (en) * 2013-12-31 2014-03-26 太原重工股份有限公司 Tailing mechanism and translation tailing hoisting method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107285199A (en) * 2017-06-30 2017-10-24 上海二十冶建设有限公司 The fast hoisting method of billet caster bale panoramic tables
CN108080617A (en) * 2017-12-20 2018-05-29 中国二冶集团有限公司 For the construction method of ladle turret overall pulling down

Also Published As

Publication number Publication date
CN106865414B (en) 2018-05-01

Similar Documents

Publication Publication Date Title
CN104652830B (en) The construction method that a kind of Prefabricated construction panel and prefabricated panel are built
CN103075025B (en) Wholly lifting construction method for asymmetric structure of huge overhang steel of high-rise building
CN205077845U (en) Building core section of thick bamboo well hydraulic pressure intelligence operation scaffold that climbs
CN202346540U (en) Lift shaft wall using combined-type headframe assembly
CN101435276B (en) Cabin top steel beam hydraulic hoisting and positioning apparatus of cylinder cabin structure building and construction method thereof
CN102535845A (en) Construction method of bearing frame of corridor structure
CN105421248B (en) Large-Span Continuous girder span building up station turns and closure construction method
CN103628680B (en) Large steel space truss hanging layer construction method
CN101575911B (en) Top-down decreasing-formwork formwork system and construction method
CN100587206C (en) Steel pillar supporting type integral self-lifting steel platform scaffold template system
CN202299464U (en) Steel column rapid hoisting and in-position correcting device
CN201217898Y (en) Concrete prefabricated stairs
CN105696817B (en) A kind of multilayer cold formed steel is integral prefabricated to assemble house and its joining method
CN104141383A (en) Bailey beam suspension formwork supporting system and construction method thereof
CN103510702B (en) Steel core concrete column pin type concrete pouring construction method
CN101832049A (en) Concrete-structured conjoined cylindrical shell construction device and method therefor
CN202810173U (en) Mounting and construction platform for steel lining bracket and circular crane track girder of nuclear power plant
CN1978838A (en) Construction method for combined V-shape steel pipe concrete pile
CN104790675B (en) Reinforced concrete block masonry structure assemblage construction method
CN105908777A (en) Comprehensive pipe gallery sliding mold and application method thereof
CN101892717B (en) Large autoclaved lightweight aerated concrete slab and installation method thereof
CN102094393B (en) Construction process of steel-concrete joint for steel and concrete mixed continuous steel structure bridge
CN201411900Y (en) Hydraulic die lifter for chimneys
CN107013038B (en) A kind of steel structure slipping of building roof lighting Zhongting changes column construction method
CN103195256A (en) Hanging column type steel structure jig frame construction method

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant