CN107723478A - A kind of big set of lateritic nickel ore blast-furnace tuyere removes device and preparation method thereof - Google Patents
A kind of big set of lateritic nickel ore blast-furnace tuyere removes device and preparation method thereof Download PDFInfo
- Publication number
- CN107723478A CN107723478A CN201610653120.0A CN201610653120A CN107723478A CN 107723478 A CN107723478 A CN 107723478A CN 201610653120 A CN201610653120 A CN 201610653120A CN 107723478 A CN107723478 A CN 107723478A
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- steel
- channel
- big set
- nickel ore
- lateritic nickel
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B23/00—Obtaining nickel or cobalt
- C22B23/02—Obtaining nickel or cobalt by dry processes
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/16—Tuyéres
- C21B7/166—Tuyere replacement apparatus
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
A kind of big set of lateritic nickel ore blast-furnace tuyere removes device, including steel frame（2）, two jack（3）With angle steel crossbeam（4）, it is characterised in that：The steel frame（2）Comprising two root long degree are identical, the channel-section steel that be arranged in parallel（9）, the arrangement corresponding with waist of the waists of two channel-section steels, the distance between two channel-section steels big set demounting bolts of ＞（1）Diameter；The channel-section steel connecting plate that some root long degree are identical, be arranged in parallel is set between the both sides leg of two parallel channel-section steels（6）, the angle steel crossbeam（4）It is more than channel-section steel for length（9）The equal leg angles of ∠ 100, when the big set of lateritic nickel ore blast-furnace tuyere removes device in use, the jack piston crown is to last furnace shell（8）.The big set of lateritic nickel ore blast-furnace tuyere of the present invention, which removes device and preparation method thereof, has dismounting apparatus structure simple, easy to make, the advantages of improving construction speed and reduce construction labor cost and raising engineering construction benefit.
Description
Technical field
The present invention relates to a kind of device to remove light instrument, is a kind of simple type lateritic nickel ore blast-furnace tuyere specifically
The preparation method that big set removes device.
Background technology
Blast furnace overhaul is outwards dragged when removing tuyere big sleeve usually using chain block, is manually needed to be tapped with chock for one week and is torn open
Remove, cause to remove labor intensive, expend the time, actual dismounting is relatively difficult.
Therefore known lateritic nickel ore blast furnace overhaul remove tuyere big sleeve mode there are problems that above-mentioned a variety of inconvenience and.
The content of the invention
The purpose of the present invention, it is to propose that a kind of big set of lateritic nickel ore blast-furnace tuyere simple in construction removes device.
The purpose of the present invention, it is to propose that a kind of big set of lateritic nickel ore blast-furnace tuyere simple in construction removes device making side
Method.
To achieve the above object, technical solution of the invention is：
A kind of big set of lateritic nickel ore blast-furnace tuyere removes device, including steel frame, two jack and angle steel crossbeam, its feature exist
In：
The steel frame includes the channel-section steel that two root long degree are identical, be arranged in parallel, the waist arrangement corresponding with waist of two channel-section steels, two grooves
The diameter of the big set demounting bolts of the distance between steel ＞；Set between the both sides leg of two parallel channel-section steels some root long degree it is identical,
The channel-section steel connecting plate be arrangeding in parallel, channel-section steel are mutually perpendicular to be welded and fixed with channel-section steel connecting plate；Two interval settings are provided, and passed through
The big set demounting bolt in gap between two channel-section steels, big one end for covering demounting bolt are provided with screw thread, can be with lateritic nickel ore blast furnace wind
The big set screw matching of mouth is spirally connected, and the other end is provided with wedge mouth, and chock made of steel plate can be housed in wedge mouth；
The angle steel crossbeam is the equal leg angles of ∠ 100 that length is more than channel-section steel, the both ends of angle steel crossbeam respectively with a steel plate mounting
It is welded and fixed, steel plate mounting is the framework being welded into by steel plate；One end of steel plate mounting and one end of steel frame connect, the other end
Jack is set, reaches the big set of lateritic nickel ore blast-furnace tuyere and removes device, removing device when the big set of lateritic nickel ore blast-furnace tuyere makes
Used time, for two jack using angle steel crossbeam and steel plate mounting to rely on, the jack piston crown passes through steel frame to last furnace shell
The big set of lateritic nickel ore blast-furnace tuyere is removed.
The big set of lateritic nickel ore blast-furnace tuyere of the present invention removes device can also be using following technical measures come further
Realize.
The big set of foregoing lateritic nickel ore blast-furnace tuyere removes device, wherein channel-section steel specification >=8# channel-section steels.
The big set of foregoing lateritic nickel ore blast-furnace tuyere removes device, wherein the jack is lifting capacity 2t hydraulic jacks
Top.
A kind of big set of lateritic nickel ore blast-furnace tuyere removes device preparation method, it is characterised in that comprises the following steps：
A, steel frame is made
With two same length channel-section steels, two channel-section steel Lumbar waists are set, two channel-section steel spacing are more than the straight of big set demounting bolt
Footpath, and be welded and fixed with some channel-section steel connecting plate both sides；
B, big set demounting bolt is made
One end of big set demounting bolt is provided with screw thread, and screw thread can be matched with the big set screw of lateritic nickel ore blast-furnace tuyere and is spirally connected, another
End is provided with wedge mouth, and chock made of steel plate can be housed in wedge mouth；The end of thread of big set demounting bolt stitches through two channel-section steels
Gap, make to cover greatly demounting bolt be contained in it is integral with steel frame between two channel-section steels；
C, angle steel crossbeam and steel plate mounting are made
Angle steel crossbeam is the equal leg angles of ∠ 100 that length is more than channel-section steel, and the both ends of angle steel crossbeam are respectively welded with a steel plate mounting
Fixed, steel plate mounting is the framework being welded into by steel plate；One end of steel plate mounting and one end of steel frame are connected, and the other end is set
Jack.
The big set of lateritic nickel ore blast-furnace tuyere of the present invention, which removes device preparation method, can also use following technical measures
Further to realize.
Foregoing method, wherein channel-section steel specification >=8# channel-section steels.
Foregoing method, wherein the jack is lifting capacity 2t hydraulic jacks.
After adopting the above technical scheme, the big set of the lateritic nickel ore blast-furnace tuyere of the present invention removes device and preparation method thereof tool
Have the advantage that：
1st, it is simple, easy to make to remove apparatus structure；
2nd, improve construction speed and reduce construction labor cost, improve engineering construction benefit.
Brief description of the drawings
Fig. 1 is the use state diagram that the big set of the lateritic nickel ore blast-furnace tuyere of the embodiment of the present invention removes device；
Fig. 2 is the steel-frame structure schematic diagram of the embodiment of the present invention；
Fig. 3 is the big set demounting bolt structural representation of the embodiment of the present invention；
Fig. 4 is the steel plate mounting and angle steel crossbeam attachment structure schematic diagram of the embodiment of the present invention.
In figure：1 big set demounting bolt, 2 steel frames, 3 jack, 4 angle steel crossbeams, 5 wedge mouths, 6 channel-section steel connecting plates, 7 steel plates
Mounting, 8 last furnace shells, 9 channel-section steels, 10 chocks.
Embodiment
With reference to embodiments and its accompanying drawing illustrates further to the present invention.
Embodiment 1
The big set of lateritic nickel ore blast-furnace tuyere of the present invention removes device, including 2, two jack 3 of steel frame and angle steel crossbeam 4.
Referring now to Fig. 2, Fig. 2 is the steel-frame structure schematic diagram of the embodiment of the present invention.As illustrated, the steel frame 2
Comprising two root long degree are identical, the 8# channel-section steels 9 that be arranged in parallel, the waist arrangement corresponding with waist of two channel-section steels, between two channel-section steels away from
From the diameter slightly larger than big set demounting bolt 1, to cover gap of the demounting bolt through two channel-section steels greatly.Two parallel slots
The channel-section steel connecting plate 6 that eight root long degree are identical, be arranged in parallel is set between the both sides leg of steel, and channel-section steel 9 mutually hangs down with channel-section steel connecting plate 6
Directly it is welded and fixed；Two interval settings are provided, and through two channel-section steels 9 gap big set demounting bolt 1, big set dismantles spiral shell
One end of bolt is provided with screw thread, can match and is spirally connected with the big set screw of lateritic nickel ore blast-furnace tuyere, and the other end is provided with wedge mouth 5, in wedge mouth
Can chock 10 made of accommodating steel plate.Fig. 3 is the big set demounting bolt structural representation of the embodiment of the present invention.
The angle steel crossbeam 4 is the equal leg angles of ∠ 100 that length is more than channel-section steel 9, the both ends of angle steel crossbeam respectively with a steel
Panel seat frame 7 is welded and fixed, and steel plate mounting 7 is the framework being welded into by steel plate；One end of steel plate mounting connects with one end of steel frame 2
Connect, the other end sets lifting capacity 2t hydraulic jacks 3, reaches the big set of lateritic nickel ore blast-furnace tuyere and removes device.
Fig. 1 is the use state diagram that the big set of the lateritic nickel ore blast-furnace tuyere of the embodiment of the present invention removes device.
When the big set of lateritic nickel ore blast-furnace tuyere removes device in use, two jack 3 are with angle steel crossbeam and steel plate mounting
To rely on, the big set of lateritic nickel ore blast-furnace tuyere is removed by steel frame 2 to last furnace shell 8 in the jack piston crown.
Embodiment 2
A kind of big set of lateritic nickel ore blast-furnace tuyere described in claim 1 removes device preparation method, it is characterised in that including with
Lower step：
A, steel frame 2 is made
With two same length channel-section steels 9, two channel-section steel Lumbar waists are set, two channel-section steel spacing are more than big set demounting bolt 9
Diameter, and be welded and fixed with 8 both sides of channel-section steel connecting plate 6；The channel-section steel specification is 8# channel-section steels.
B, big set demounting bolt 1 is made
One end of big set demounting bolt 1 is provided with screw thread, and screw thread can be matched with the big set screw of lateritic nickel ore blast-furnace tuyere and is spirally connected, another
End is provided with wedge mouth 5, and chock 10 made of steel plate can be housed in wedge mouth；The end of thread of big set demounting bolt 1 through two channel-section steels 9 it
Between gap, make to cover greatly demounting bolt be contained in it is integral with steel frame 2 between two channel-section steels；
C, angle steel crossbeam 4 and steel plate mounting 7 are made
Angle steel crossbeam 4 is the equal leg angles of ∠ 100 that length is more than channel-section steel 9, and the both ends of angle steel crossbeam are respectively welded with a steel plate mounting 7
Fixation is connect, steel plate mounting 7 is the framework being welded into by steel plate；One end of steel plate mounting is connected with one end of steel frame 2, the other end
Jack 3 is set.The jack 3 is lifting capacity 2t hydraulic jacks.
The present invention has substantive distinguishing features and significant technological progress, and the big set of lateritic nickel ore blast-furnace tuyere of the invention is removed
Device and preparation method thereof, make and remove big set instrument, construction speed can be improved and reduce construction labor cost, improve work
Journey construction benefit.
The big set of lateritic nickel ore blast-furnace tuyere of the invention of the present invention is removed device and preparation method thereof and contained not in Baosteel moral
Used in the thick refinery 1# blast furnace overhaul engineerings of Xiu Gang stainless steels Co., Ltd first, significant effect.In the blast furnace overhaul engineering,
Removed at the beginning using commonsense method, 4 people two days remove 1 set, and the big set of the rear lateritic nickel ore blast-furnace tuyere using the present invention is removed
Device, remove two sets within 1 hour.Therefore operating efficiency is substantially increased, has obtained good project benefit.
Above example is used for illustrative purposes only, rather than limitation of the present invention, the technology people about technical field
Member, without departing from the spirit and scope of the present invention, can also make various conversion or change.Therefore, it is all equivalent
Technical scheme should also belong to scope of the invention, should be limited by each claim.
Claims (6)
1. a kind of big set of lateritic nickel ore blast-furnace tuyere removes device, including steel frame（2）, two jack（3）With angle steel crossbeam
（4）, it is characterised in that：
The steel frame（2）Comprising two root long degree are identical, the channel-section steel that be arranged in parallel（9）, the waist arrangement corresponding with waist of two channel-section steels,
The distance between the two channel-section steels big set demounting bolts of ＞（1）Diameter；Some are set between the both sides leg of two parallel channel-section steels
The channel-section steel connecting plate that length is identical, be arranged in parallel（6）, channel-section steel（9）With channel-section steel connecting plate（6）It is mutually perpendicular to be welded and fixed；There is provided
Two interval settings, and pass through two channel-section steels（9）Between gap big set demounting bolt（1）, big one end for covering demounting bolt is set
There is screw thread, can match and be spirally connected with the big set screw of lateritic nickel ore blast-furnace tuyere, the other end is provided with wedge mouth（5）, steel can be housed in wedge mouth
Chock made of plate（10）；
The angle steel crossbeam（4）It is more than channel-section steel for length（9）The equal leg angles of ∠ 100, the both ends of angle steel crossbeam respectively with a steel
Panel seat frame（7）It is welded and fixed, steel plate mounting（7）For the framework being welded into by steel plate；One end of steel plate mounting and steel frame（2）'s
One end connects, and the other end sets jack（3）, reach the big set of lateritic nickel ore blast-furnace tuyere and remove device, when lateritic nickel ore blast furnace
Tuyere big sleeve removes device in use, two jack（3）Using angle steel crossbeam and steel plate mounting as support, the jack piston crown
To last furnace shell（8）, pass through steel frame（2）The big set of lateritic nickel ore blast-furnace tuyere is removed.
2. the big set of lateritic nickel ore blast-furnace tuyere as claimed in claim 1 removes device, it is characterised in that the channel-section steel specification >=
8# channel-section steels.
3. the big set of lateritic nickel ore blast-furnace tuyere as claimed in claim 1 removes device, it is characterised in that the jack（3）
For lifting capacity 2t hydraulic jacks.
4. the big set of lateritic nickel ore blast-furnace tuyere described in a kind of claim 1 removes device preparation method, it is characterised in that including
Following steps：
A, steel frame is made（2）
With two same length channel-section steels（9）, two channel-section steel Lumbar waists are set, two channel-section steel spacing are more than big set demounting bolt
（9）Diameter, and with some channel-section steel connecting plates（6）Both sides are welded and fixed；
B, big set demounting bolt is made（1）
Big set demounting bolt（1）One end be provided with screw thread, screw thread can be matched with the big set screw of lateritic nickel ore blast-furnace tuyere and is spirally connected, separately
One end is provided with wedge mouth（5）, chock made of steel plate can be housed in wedge mouth（10）；Big set demounting bolt（1）The end of thread pass through two
Root channel-section steel（9）Between gap, make to cover greatly demounting bolt and be contained between two channel-section steels and steel frame（2）Integrally；
C, angle steel crossbeam is made（4）With steel plate mounting（7）
Angle steel crossbeam（4）It is more than channel-section steel for length（9）The equal leg angles of ∠ 100, the both ends of angle steel crossbeam respectively with a steel plate seat
Frame（7）It is welded and fixed, steel plate mounting（7）For the framework being welded into by steel plate；One end of steel plate mounting and steel frame（2）One end
Connection, the other end set jack（3）.
5. the big set of lateritic nickel ore blast-furnace tuyere as claimed in claim 4 removes device preparation method, it is characterised in that the groove
Steel specification >=8# channel-section steels.
6. the big set of lateritic nickel ore blast-furnace tuyere as claimed in claim 4 removes device preparation method, it is characterised in that described thousand
Jin top（3）For lifting capacity 2t hydraulic jacks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610653120.0A CN107723478A (en) | 2016-08-11 | 2016-08-11 | A kind of big set of lateritic nickel ore blast-furnace tuyere removes device and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610653120.0A CN107723478A (en) | 2016-08-11 | 2016-08-11 | A kind of big set of lateritic nickel ore blast-furnace tuyere removes device and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN107723478A true CN107723478A (en) | 2018-02-23 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610653120.0A Pending CN107723478A (en) | 2016-08-11 | 2016-08-11 | A kind of big set of lateritic nickel ore blast-furnace tuyere removes device and preparation method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN107723478A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110358884A (en) * | 2019-07-18 | 2019-10-22 | 河钢股份有限公司承德分公司 | A kind of big set method for dismounting of blast-furnace tuyere |
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|---|---|---|---|---|
| CN2685346Y (en) * | 2003-12-30 | 2005-03-16 | 中冶赛迪工程技术股份有限公司 | Dismounting equipment for blast furnace tuyere small cover |
| CN201254579Y (en) * | 2008-08-11 | 2009-06-10 | 中冶宝钢技术服务有限公司 | Air port breaking-up device |
| CN201439528U (en) * | 2009-03-31 | 2010-04-21 | 上海宝冶建设有限公司 | Portable tuyere quick dismantling device |
| CN203602643U (en) * | 2013-11-26 | 2014-05-21 | 广东韶钢松山股份有限公司 | Device for dismounting tuyere middle sleeve of blast furnace |
| CN205170887U (en) * | 2015-10-30 | 2016-04-20 | 中国一冶集团有限公司 | Wind gap cover dismounting device |
| CN105714008A (en) * | 2014-12-01 | 2016-06-29 | 南京钢铁股份有限公司 | Method for replacing blast furnace tuyere medium sleeve |
-
2016
- 2016-08-11 CN CN201610653120.0A patent/CN107723478A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2685346Y (en) * | 2003-12-30 | 2005-03-16 | 中冶赛迪工程技术股份有限公司 | Dismounting equipment for blast furnace tuyere small cover |
| CN201254579Y (en) * | 2008-08-11 | 2009-06-10 | 中冶宝钢技术服务有限公司 | Air port breaking-up device |
| CN201439528U (en) * | 2009-03-31 | 2010-04-21 | 上海宝冶建设有限公司 | Portable tuyere quick dismantling device |
| CN203602643U (en) * | 2013-11-26 | 2014-05-21 | 广东韶钢松山股份有限公司 | Device for dismounting tuyere middle sleeve of blast furnace |
| CN105714008A (en) * | 2014-12-01 | 2016-06-29 | 南京钢铁股份有限公司 | Method for replacing blast furnace tuyere medium sleeve |
| CN205170887U (en) * | 2015-10-30 | 2016-04-20 | 中国一冶集团有限公司 | Wind gap cover dismounting device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110358884A (en) * | 2019-07-18 | 2019-10-22 | 河钢股份有限公司承德分公司 | A kind of big set method for dismounting of blast-furnace tuyere |
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Application publication date: 20180223 |