CN110273039A - A kind of blast furnace bustle pipe hoisting structure and its installation method - Google Patents

A kind of blast furnace bustle pipe hoisting structure and its installation method Download PDF

Info

Publication number
CN110273039A
CN110273039A CN201910668881.7A CN201910668881A CN110273039A CN 110273039 A CN110273039 A CN 110273039A CN 201910668881 A CN201910668881 A CN 201910668881A CN 110273039 A CN110273039 A CN 110273039A
Authority
CN
China
Prior art keywords
supporting
bustle pipe
furnace
hydraulic lifting
installation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910668881.7A
Other languages
Chinese (zh)
Inventor
章锐
范兴海
许杰峰
涂俊魁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Magang Equipment Overhaul Co Ltd
Original Assignee
Anhui Magang Equipment Overhaul Co Ltd
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 Anhui Magang Equipment Overhaul Co Ltd filed Critical Anhui Magang Equipment Overhaul Co Ltd
Priority to CN201910668881.7A priority Critical patent/CN110273039A/en
Publication of CN110273039A publication Critical patent/CN110273039A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/12Slings comprising chains, wires, ropes, or bands; Nets
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B7/00Blast furnaces
    • C21B7/16Tuyéres
    • C21B7/163Blowpipe assembly
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B9/00Stoves for heating the blast in blast furnaces
    • C21B9/10Other details, e.g. blast mains

Abstract

The invention discloses a kind of blast furnace bustle pipe hoisting structure and its installation methods, belong to blast furnace maintenance technical field.The present invention includes furnace body frame column and last furnace shell, the surface of the furnace body frame column and last furnace shell is mounted on supporting beam supporting plate, the upper surface of supporting beam supporting plate carries supporting beam, the top of the furnace body frame column is connected with bustle pipe hanging platform, hydraulic lifting apparatus is installed on bustle pipe hanging platform, hydraulic lifting apparatus is connected with the suspender of mating production by steel hinge line, and the wirerope for bundling bustle pipe is connected at the lifting lug of suspender.The present invention had both been suitable for blast furnace and had created, and is also suitable for blast furnace overhaul, does not need to weld supporting element on last furnace shell, the whole circle installation of bustle pipe energy, supporting beam setting is simple, and bustle pipe falls in supporting beam the installation that can carry out bustle pipe hanging after centering immediately, the entire construction period is short, and construction is safe and fast.

Description

A kind of blast furnace bustle pipe hoisting structure and its installation method
Technical field
The present invention relates to blast furnace maintenance technical fields, more specifically to a kind of blast furnace bustle pipe hoisting structure and its peace Dress method.
Background technique
The installation method of bustle pipe mainly has two kinds at present, and one kind can only use in blast furnace is newly-built, i.e., vertical in furnace body When column and not formed bustle pipe hanging platform, bustle pipe entirety or paragraph on the tripod that last furnace shell outer circumference surface is set up, furnace Body column and bustle pipe hanging stage+module after, reconnect bustle pipe be hung vertically and girt.The deficiency of this installation method It is the overlong time that bustle pipe is placed on tripod, if bustle pipe segmental hoisting, the bustle pipe of segmentation is in tripod over-assemble at whole The difficulty of body is larger, and high altitude operation is dangerous.Another installation method can use in blast furnace is newly-built, also can be in overhaul Middle use, that is, the bustle pipe made in tuyere platform over-assemble at multistage or entirety, by hoist engine segmentation or it is whole carried after, then The outer circumference surface of last furnace shell sets up tripod, and the bustle pipe of segmentation or entirety is fallen on tripod, and installation is vertically hung after centering Extension and girt.The deficiency of this construction method be time for being arranged after bustle pipe has been carried of the tripod of bustle pipe support compared with Long, bustle pipe is assembled into after entirety if heavier-weight, is not available hoist engine lifting, such as the segmental hoisting group on tripod again Entirety is dressed up, difficulty is big and high altitude operation is dangerous.
Summary of the invention
1. technical problems to be solved by the inivention
In view of the defects existing in the prior art with deficiency, the present invention provides a kind of blast furnace bustle pipe hoisting structure and its installations Method, the present invention be both suitable for blast furnace and had created, and be also suitable for blast furnace overhaul, do not need to weld supporting element on last furnace shell, enclose The whole circle installation of pipe energy, falls in supporting beam the installation that can carry out bustle pipe hanging after centering immediately, work of entirely constructing after bustle pipe lifting Phase is short, and construction is safe and fast.
2. technical solution
In order to achieve the above objectives, technical solution provided by the invention are as follows:
A kind of blast furnace bustle pipe hoisting structure of the invention, including furnace body frame column, last furnace shell and tuyere platform, it is described The surface of furnace body frame column and last furnace shell is mounted on supporting beam supporting plate, and supporting beam supporting plate is fixedly welded with furnace body frame column, The upper surface of supporting beam supporting plate carries supporting beam, and the bottom of the supporting beam is connected with support column, and the bottom of support column is set It is equipped with support column crossbeam, support column crossbeam is fallen on tuyere platform, and the top of the furnace body frame column is connected with bustle pipe hanging Platform, bustle pipe are hung and are equipped with hydraulic lifting apparatus on platform, and hydraulic lifting apparatus is installed with steel hinge line, one end connection of steel hinge line There is the suspender with the mating production of hydraulic lifting apparatus, wirerope is connected at the lifting lug of suspender, the lower part of wirerope bundlees setting There is bustle pipe.
Further, the bustle pipe is placed on the upper surface of supporting beam and carries out centering.
Further, the hydraulic lifting apparatus is spaced setting on bustle pipe hanging platform.
A kind of installation method of blast furnace bustle pipe hoisting structure, the steps include:
Step 1: it according to the installed height mark of bustle pipe and support depth of beam, is measured on furnace body frame column and last furnace shell The position of supporting beam supporting plate out determines the length of supporting beam, respectively production connect with furnace body frame column four supporting beam supporting plates, Four supporting beam supporting plates being connect with last furnace shell;
Step 2: according to the actual installation position of supporting beam, placing four supporting beams on tuyere platform thereunder, Supporting beam supporting plate is connect with last furnace shell, furnace body frame column respectively;
Step 3: according to the segmentation of bustle pipe after production, the falsework of each section of centering on tuyere platform of bustle pipe is supplemented Afterwards, the bustle pipe of segmentation is poured into tuyere platform and assembly welding into whole circle;
Step 4: determining the quantity of hydraulic lifting apparatus according to the weight of bustle pipe, is arranged on bustle pipe hanging platform hydraulic Lifting device, hydraulic lifting apparatus is in the surface of bustle pipe, and is uniformly distributed along bustle pipe one week;
Step 5: wearing the steel strand wires of hydraulic lifting apparatus, and steel strand wires are connected with the suspender of mating production, pre-tightens steel strand wires;
Step 6: the both ends for bundling the wirerope of bustle pipe are connect with the lifting lug on suspender respectively;
Step 7: the single cylinder efficient of hydraulic lifting apparatus tightens the wirerope of each suspension centre;
Step 8: all oil cylinders of hydraulic lifting apparatus synchronize work, and bustle pipe integral level has been carried, and keep bustle pipe whole More than the upper surface absolute altitude for the supporting beam for needing to be arranged;
Step 9: supporting beam is hung to the supporting beam supporting plate set, and by supporting beam and supporting beam supporting plate It is fixed with bolt;
Step 10: support column and support column crossbeam are installed under supporting beam, the position of support column is in the underface of bustle pipe;
Step 11: bustle pipe is fallen in supporting beam after centering, install bustle pipe be hung vertically and girt, complete to enclose The installation of pipe.
Further, the step two: supporting beam supporting plate is attached with furnace body frame column using welding manner, support Borrowed between corbel plate and last furnace shell water pipe hole on last furnace shell, bolt hole using straight pin or bolted mode into Row connection.
Further, described rapid four: the quantity of hydraulic lifting apparatus is no less than three.
3. beneficial effect
Using technical solution provided by the invention, compared with prior art, have the following beneficial effects:
The present invention had both been suitable for blast furnace and had created, and is also suitable for blast furnace overhaul, does not need to weld supporting element on last furnace shell, It does not need to weld lifting lug on bustle pipe, the whole circle installation of bustle pipe energy, supporting beam setting is simple, the time is short, and in hydraulic pressure lift yet The stress of centering in the case where device stress, supporting beam is little, and falling in supporting beam after bustle pipe lifting can carry out after centering immediately The installation of bustle pipe hanging, the entire construction period is short, and construction is safe and fast.
Detailed description of the invention
Fig. 1 is partial cutaway view of the invention;
Fig. 2 is top view of the invention.
In figure: 1, furnace body frame column;2, supporting beam;3, bustle pipe;4, hydraulic lifting apparatus;5, last furnace shell;6, air port is flat Platform;7, supporting beam supporting plate;8, bustle pipe hangs platform;9, steel strand wires;10, suspender;11, wirerope;12, support column;13, support column Crossbeam.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples:
Embodiment 1
From Fig. 1-2 as can be seen that a kind of blast furnace bustle pipe hoisting structure of the present embodiment, including furnace body frame column 1, State of Blast Furnace Shell 5 and with tuyere platform 6, the surface of furnace body frame column 1 and last furnace shell 5 is mounted on supporting beam supporting plate 7, supporting beam supporting plate 7 It is fixedly welded with furnace body frame column 1, the upper surface of supporting beam supporting plate 7 carries supporting beam 2, and the bottom of supporting beam 2 is connected with branch Dagger 12, for support column 12 for carrying supporting beam 2, the bottom of support column 12 is provided with support column crossbeam 13, support column crossbeam 13 It falls on tuyere platform 6, the top of furnace body frame column 1 is connected with bustle pipe hanging platform 8, is equipped with liquid on bustle pipe hanging platform 8 Lifting device 4 is pressed, hydraulic lifting apparatus 4 is spaced setting on bustle pipe hanging platform 8, and hydraulic lifting apparatus 4 is installed with steel hinge line 9, One end of steel hinge line 9 is connected with the suspender 10 with the mating production of hydraulic lifting apparatus 4, is connected with wirerope at the lifting lug of suspender 10 11, the lower part binding of wirerope 11 is provided with bustle pipe 3, and bustle pipe 3 is placed on the upper surface of supporting beam 2 and carries out centering.
A kind of installation method of blast furnace bustle pipe hoisting structure, the steps include:
Step 1: according to the installed height mark of bustle pipe 3 and the height of supporting beam 2, on furnace body frame column 1 and last furnace shell 5 The position for measuring supporting beam supporting plate 7 determines the length of supporting beam 2, four supports that production is connect with furnace body frame column 1 respectively Corbel plate 7, four supporting beam supporting plates 7 being connect with last furnace shell 5;
Step 2: according to the actual installation position of supporting beam 2, four supports are placed on tuyere platform 6 thereunder Supporting beam supporting plate 7 is connect with last furnace shell 5, furnace body frame column 1 by beam 2 respectively, and supporting beam supporting plate 7 and furnace body frame column 1 use Welding manner is attached, and the water pipe hole on last furnace shell 5 is borrowed between supporting beam supporting plate 7 and last furnace shell 5, bolt hole uses Straight pin or bolted mode are attached;
Step 3: according to the segmentation of bustle pipe 3 after production, the interim branch of 3 each sections of the bustle pipe centerings on tuyere platform 6 is supplemented After frame, the bustle pipe 3 of segmentation is poured into tuyere platform 6 and assembly welding into whole circle;
Step 4: determining the quantity of hydraulic lifting apparatus 4 according to the weight of bustle pipe 3, and liquid is arranged on bustle pipe hanging platform 8 Lifting device 4 is pressed, hydraulic lifting apparatus 4 is in the surface of bustle pipe 3, and is uniformly distributed along bustle pipe 3 one weeks, hydraulic lifting apparatus 4 quantity is no less than three;
Step 5: wearing the steel strand wires 9 of hydraulic lifting apparatus 4, and steel strand wires 9 are connected with the suspender 10 of mating production, pre-tightens steel Twisted wire 9;
Step 6: the both ends of the wirerope 11 of binding bustle pipe 3 are connect with the lifting lug on suspender 10 respectively;
Step 7: the single cylinder efficient of hydraulic lifting apparatus 4 tightens the wirerope 11 of each suspension centre;
Step 8: all oil cylinders of hydraulic lifting apparatus 4 synchronize work, and 3 integral level of bustle pipe has been carried, bustle pipe 3 is made Whole is more than the upper surface absolute altitude for needing the supporting beam 2 being arranged;
Step 9: supporting beam 2 is hung to the supporting beam supporting plate 7 set, and by supporting beam 2 and supports corbel Plate 7 is fixed with bolt;
Step 10: support column 12 and support column crossbeam 13 are installed under supporting beam 2, the position of support column 12 is in bustle pipe 3 Underface;
Step 11: bustle pipe 3 is fallen in supporting beam 2 after centering, installation bustle pipe 3 be hung vertically and girt, it is complete At the installation of bustle pipe 3.
Specific construction example has: certain 4000m3Attachment is also mounted after 6 over-assemble of tuyere platform in blast furnace overhaul, bustle pipe 3 Bustle pipe platform and water supply and sewage endless tube on bustle pipe 3, gross weight 130t select the cable-styled numerical control hydraulic of TS100B-250 fashioned iron to be promoted Machine, 4 oil cylinders, rated load weight 400t, supporting beam 2 is 20mm lower than theoretical absolute altitude when being arranged, and bustle pipe 3 falls in supporting beam after having carried On 2 after centering positioning, welding prevents the block of 3 shift in position of bustle pipe in supporting beam 2, and installation bustle pipe 3 is hung vertically and level Pull rod completes the installation of bustle pipe 3.
Certain 2500m3Blast furnace overhaul, bustle pipe 3 and platform attached to it, pipeline weigh 110t altogether, select TS100B-250 type Cable type numerical control hydraulic elevator, 4 oil cylinders, rated load weight 400t, bustle pipe 3 is fallen in after having carried in supporting beam 2, due to weight Less, it is not provided with support column 12, after bustle pipe 3 positions, installation bustle pipe 3 is hung vertically and girt, completes the peace of bustle pipe 3 Dress.
The present invention had both been suitable for blast furnace and had created, and was also suitable for blast furnace overhaul, did not needed to weld support on last furnace shell 5 Part does not need to weld lifting lug on bustle pipe 3 yet, bustle pipe 3 can whole circle installation, supporting beam 2 be arranged simply, the time it is short, and in liquid Centering in the case where pressure 4 stress of lifting device, the stress of supporting beam 2 is little, and bustle pipe 3 is fallen in supporting beam 2 after centering after lifting by crane The installation of the hanging of bustle pipe 3 can be carried out immediately, and the entire construction period is short, and construction is safe and fast.
Schematically the present invention and embodiments thereof are described above, description is not limiting, institute in attached drawing What is shown is also one of embodiments of the present invention, and actual structure is not limited to this.So if the common skill of this field Art personnel are enlightened by it, without departing from the spirit of the invention, are not inventively designed and the technical solution Similar frame mode and embodiment, are within the scope of protection of the invention.

Claims (6)

1. a kind of blast furnace bustle pipe hoisting structure, including furnace body frame column (1), last furnace shell (5) and tuyere platform (6), feature Be: the surface of the furnace body frame column (1) and last furnace shell (5) is mounted on supporting beam supporting plate (7), supporting beam supporting plate (7) it is fixedly welded with furnace body frame column (1), the upper surface of supporting beam supporting plate (7) carries supporting beam (2), the supporting beam (2) bottom is connected with support column (12), and the bottom of support column (12) is provided with support column crossbeam (13), support column crossbeam (13) It falls on tuyere platform (6), the top of the furnace body frame column (1) is connected with bustle pipe hanging platform (8), and bustle pipe hangs platform (8) it is equipped on hydraulic lifting apparatus (4), hydraulic lifting apparatus (4) is installed with steel hinge line (9), and one end of steel hinge line (9) is connected with With the suspender (10) of hydraulic lifting apparatus (4) mating production, wirerope (11), wirerope are connected at the lifting lug of suspender (10) (11) lower part binding is provided with bustle pipe (3).
2. a kind of blast furnace bustle pipe hoisting structure according to claim 1, it is characterised in that: the bustle pipe (3) is placed on The upper surface of supporting beam (2) simultaneously carries out centering.
3. a kind of blast furnace bustle pipe hoisting structure according to claim 1, it is characterised in that: the hydraulic lifting apparatus (4) setting is spaced in bustle pipe hanging platform (8).
4. a kind of installation method of blast furnace bustle pipe hoisting structure, it is characterised in that: the steps include:
Step 1: according to the installed height mark of bustle pipe (3) and the height of supporting beam (2), in furnace body frame column (1) and last furnace shell (5) position that supporting beam supporting plate (7) are measured on determines the length of supporting beam (2), and production connects with furnace body frame column (1) respectively The four supporting beam supporting plates (7) connect, four supporting beam supporting plates (7) being connect with last furnace shell (5);
Step 2: according to the actual installation position of supporting beam (2), four supports are placed on tuyere platform (6) thereunder Supporting beam supporting plate (7) is connect with last furnace shell (5), furnace body frame column (1) by beam (2) respectively;
Step 3: according to the segmentation of bustle pipe after production (3), the interim of bustle pipe (3) each section of centering on tuyere platform (6) is supplemented After bracket, the bustle pipe (3) of segmentation is poured into tuyere platform (6) and assembly welding into whole circle;
Step 4: determining the quantity of hydraulic lifting apparatus (4) according to the weight of bustle pipe (3), is arranged in bustle pipe hanging platform (8) Hydraulic lifting apparatus (4), hydraulic lifting apparatus (4) is in the surface of bustle pipe (3), and is uniformly distributed along bustle pipe (3) one weeks;
Step 5: wearing the steel strand wires (9) of hydraulic lifting apparatus (4), and steel strand wires (9) are connected with the suspender (10) of mating production, in advance Tight steel strand wires (9);
Step 6: the both ends of the wirerope (11) of binding bustle pipe (3) are connect with the lifting lug on suspender (10) respectively;
Step 7: hydraulic lifting apparatus (4) single cylinder efficient tightens the wirerope (11) of each suspension centre;
Step 8: hydraulic lifting apparatus (4) all oil cylinders synchronize work, and bustle pipe (3) integral level has been carried, bustle pipe is made (3) whole is more than the upper surface absolute altitude for needing the supporting beam (2) being arranged;
Step 9: supporting beam (2) is hung to the supporting beam supporting plate (7) set, and by supporting beam (2) and supporting beam Supporting plate (7) is fixed with bolt;
Step 10: support column (12) and support column crossbeam (13) are installed under supporting beam (2), the position of support column (12) is in bustle pipe (3) underface;
Step 11: bustle pipe (3) is fallen on supporting beam (2) after centering, installation bustle pipe (3) be hung vertically and girt, Complete the installation of bustle pipe (3).
5. a kind of installation method of blast furnace bustle pipe hoisting structure according to claim 5, it is characterised in that: the step Two: supporting beam supporting plate (7) is attached with furnace body frame column (1) using welding manner, supporting beam supporting plate (7) and last furnace shell (5) the water pipe hole on last furnace shell (5) is borrowed between, bolt hole is attached using straight pin or bolted mode.
6. a kind of installation method of blast furnace bustle pipe hoisting structure according to claim 5, it is characterised in that: the step Four: the quantity of hydraulic lifting apparatus (4) is no less than three.
CN201910668881.7A 2019-07-23 2019-07-23 A kind of blast furnace bustle pipe hoisting structure and its installation method Pending CN110273039A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910668881.7A CN110273039A (en) 2019-07-23 2019-07-23 A kind of blast furnace bustle pipe hoisting structure and its installation method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910668881.7A CN110273039A (en) 2019-07-23 2019-07-23 A kind of blast furnace bustle pipe hoisting structure and its installation method

Publications (1)

Publication Number Publication Date
CN110273039A true CN110273039A (en) 2019-09-24

Family

ID=67965141

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910668881.7A Pending CN110273039A (en) 2019-07-23 2019-07-23 A kind of blast furnace bustle pipe hoisting structure and its installation method

Country Status (1)

Country Link
CN (1) CN110273039A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110923385A (en) * 2019-11-29 2020-03-27 中国二十二冶集团有限公司 Accurate installation method of bustle pipe
KR102240577B1 (en) * 2020-10-20 2021-04-14 박근우 Piping structure for building and method of setting up the same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110923385A (en) * 2019-11-29 2020-03-27 中国二十二冶集团有限公司 Accurate installation method of bustle pipe
KR102240577B1 (en) * 2020-10-20 2021-04-14 박근우 Piping structure for building and method of setting up the same

Similar Documents

Publication Publication Date Title
CN110273039A (en) A kind of blast furnace bustle pipe hoisting structure and its installation method
CN101486091A (en) Integral replacing method of ladle turret with limited upper lifting space
CN110055908B (en) Demolition construction method of upstroke movable formwork for bridge construction
CN109055637B (en) Hydraulic lifting process for mounting furnace shell in blast furnace overhaul
CN106016233B (en) A kind of long solder joint of span few boiler penthouse and its hanging method
CN205804987U (en) A kind of heavy construction sub-truss lifting detection device
CN203654702U (en) Operating platform for construction of reinforced concrete chimney
CN102635732A (en) Process for mounting relatively long pipeline
CN210560547U (en) Blast furnace surrounding pipe hoisting structure
CN205975635U (en) Foundation pit support structure
CN107487713B (en) integral combination hoisting and positioning process for upper part of water behind pi-shaped boiler
CN105382784B (en) Change the frock of mixed iron blast base and roller-way
CN205442393U (en) Posture that falls suspension system
CN108385844A (en) FRAME ON THE ROOF OF HIGH-RISE BUILDING steel construction mast exempts from tower crane construction
CN202657829U (en) Hoisting in place device for fixing branch hinge of arc gate
CN205129795U (en) Change frock of mixed iron blast base and roll table
CN104668933B (en) Disassembling and assembling method for rotating arm and pivot of turbine runner
CN102756988A (en) Movable sling for mounting expansion joint of comb plate
CN103743581A (en) Internal-climbing tower crane test platform apparatus and test method
CN204824952U (en) Water -cooling fire door of converter
CN101318617A (en) Hydraulic hoisting hanging apparatus with steering and horizontally moving functions
CN107097062A (en) A kind of stacker-reclaimer revolution intersects the replacing options of bearing
CN104030176B (en) The equalizer bar of hoisting platform truss and hanging method thereof
CN108591615B (en) Pipeline rotating compensator installation structure on large-area water area and construction method thereof
CN106013813B (en) A kind of heavy construction sub-truss lifting detection means and its application 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