CN110283964A - A kind of mounting structure and installation method of ladle oxygen blast dephosphorizing station top draft hood inner cover - Google Patents
A kind of mounting structure and installation method of ladle oxygen blast dephosphorizing station top draft hood inner cover Download PDFInfo
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- CN110283964A CN110283964A CN201910517188.XA CN201910517188A CN110283964A CN 110283964 A CN110283964 A CN 110283964A CN 201910517188 A CN201910517188 A CN 201910517188A CN 110283964 A CN110283964 A CN 110283964A
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- water cooling
- inner cover
- fume collecting
- card slot
- exhaust fume
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/064—Dephosphorising; Desulfurising
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Exhaust Gas After Treatment (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
The invention discloses a kind of mounting structures of ladle oxygen blast dephosphorizing station top draft hood inner cover, including exhaust fume collecting hood, the inner sidewall of exhaust fume collecting hood is set there are three the first card slot, the distance between two neighboring first card slot is all the same, the inside of first card slot is connected with fixture block, fixture block width and height are smaller than the width and height of the first card slot of place, side of the fixture block in the middle part of exhaust fume collecting hood is fixedly connected to mounting plate, the distance between mounting plate upper and lower side is bigger than the distance between ipsilateral upper and lower side, the present invention on the inner sidewall of exhaust fume collecting hood by being provided with the transverse slat with support plate, corresponding water cooling branch pipe is provided on the lateral wall of water cooling inner cover, when installation, directly water cooling branch pipe can be stuck in corresponding support plate, it can be convenient for the dismounting of water cooling inner cover, it solves the existing deformation of welded type water-cooling cover under the strong oxygen blast condition of high temperature and installation is fixed Problem ensure that the stable operation of dephosphorizing station under strong oxygen blast hot conditions, subsequent maintenance are convenient.
Description
Technical field:
The invention belongs to mounting structure technical field, in particular to a kind of installation of ladle oxygen blast dephosphorizing station top draft hood inner cover
Structure and installation method.
Background technique:
Ladle oxygen blast dephosphorizing station uses self-consuming top blow oxygen lance, and treatment temperature is 1380~1480 DEG C when smelting, adopts at present
With the cooling mode of heat-resisting steel sheet and plate welding water flowing, water cooling inner cover is fixed in big water-cooling cover with chain, because operating condition is disliked
Bad, water cooling inner cover deforms quickly, and the chain of fixed inner cover melts, and inner cover falls off, and seriously affects the operation of dephosphorizing station.
Summary of the invention:
The object of the invention is that providing a kind of ladle oxygen blast dephosphorizing station top draft hood inner cover to solve the above-mentioned problems
Mounting structure and installation method, solve and used by the way of heat-resisting steel sheet and plate welding water flowing cools down at present, with chain by water cooling
Inner cover is fixed in big water-cooling cover, because operating condition is severe, water cooling inner cover deforms quickly, and the chain of fixed inner cover melts, inner cover
The shortcomings that falling off, seriously affecting the operation of dephosphorizing station.
To solve the above-mentioned problems, the present invention provides a kind of technical solutions:
A kind of mounting structure of ladle oxygen blast dephosphorizing station top draft hood inner cover, including exhaust fume collecting hood, the inner sidewall of the exhaust fume collecting hood
If there are three the first card slots, the distance between two neighboring described first card slot is all the same, and the inside of first card slot is blocked
It is connected to fixture block, the fixture block width and height are smaller than the width and height of the first card slot of place, and the fixture block is close to exhaust fume collecting hood
The side at middle part is fixedly connected to mounting plate, the distance between described mounting plate upper and lower side than between ipsilateral upper and lower side away from
From big, the mounting plate is contradicted and is connected with the inner sidewall of exhaust fume collecting hood far from the side upper and lower side in the middle part of exhaust fume collecting hood, the installation
Side of the plate in the middle part of exhaust fume collecting hood is equipped with the second card slot, and the inside of second card slot is inserted with transverse slat, the transverse slat
Thickness and width it is smaller than the height and width of the second card slot of place, the upper end of the transverse slat is equipped with third card slot, described
The inside of third card slot is inserted with support plate, and the inside of the exhaust fume collecting hood is equipped with water cooling inner cover, the outside of the water cooling inner cover
Wall is fixedly connected with cold water pipe, and the cold water pipe is wrapped on water cooling inner cover lateral wall, and the lateral wall of the water cooling inner cover is fixed
There are three water cooling branch pipes for connection, and the distance between two neighboring described water cooling branch pipe is all the same, the water cooling branch pipe and exhaust fume collecting hood
The support plate of upper setting is corresponding.
Preferably, the outer upper ends of the exhaust fume collecting hood are fixedly connected with downtake pipe, the downtake pipe sum aggregate
The inside of petticoat pipe communicates, and the upper end of the downtake pipe is fixedly connected with the first mounting flange, first mounting flange
Upper end is equipped with the second mounting flange, and the diameter of second mounting flange and the diameter of the first mounting flange are identical, and described second
The upper periphery of mounting flange is inserted with several fastening bolts, and the distance between two neighboring described fastening bolt is all the same, institute
It states fastening bolt and sequentially passes through the second mounting flange and the first mounting flange, second mounting flange can by fastening bolt
For dismantling connection on the first mounting flange, the upper center of second mounting flange is fixedly connected with second exhaust pipe, described
The diameter of second exhaust pipe and the diameter of downtake pipe are identical, and the second exhaust pipe passes through downtake pipe and exhaust fume collecting hood
Inside communicates.
Preferably, the support plate includes fixed plate, the fixed plate is equipped with close to the side upper end of water cooling inner cover
Bayonet, the width of the bayonet is bigger than corresponding water cooling branch pipe diameter, and the lower end of the bayonet is equipped with placing groove, described solid
Fixed board is equipped with groove close to a middle side part of water cooling inner cover, and the placing groove that the groove and in the fixed plate of place is arranged is located at
Two sliding slots are symmetrically arranged on same perpendicular bisector, on the inner sidewall of the groove, the inside of the sliding slot is slidably connected
There is sliding block, by being fixedly connected to movable block between the sliding block that is arranged in a fixed plate, the movable block is slided
The inside grooves being arranged in fixed plate where being connected to, the movable block are fixedly connected to extruding close to the side of water cooling inner cover
Plate, the upper end of the stripper plate are fixedly connected to supporting plate, and the upper end of the supporting plate contradicts and is connected on water cooling inner cover.
Preferably, the lower end of the fixed plate is connected to inside the third card slot of place, the width of the fixed plate is equal
Width than place third card slot is small.
Preferably, the interior lower end of the groove is fixedly connected to compressed spring, the upper end of the compressed spring is equal
On the movable block being arranged in groove where being fixedly connected on.
Preferably, the bayonet that the placing groove and in the fixed plate of place is arranged communicates, the width of the placing groove is equal
It is of same size with the bayonet that is arranged in the fixed plate of place.
Preferably, the water cooling branch pipe is communicated with cold water pipe, the described one end of water cooling branch pipe far from water cooling inner cover is equal
It is connected in corresponding support plate.
A kind of installation method of ladle oxygen blast dephosphorizing station top draft hood inner cover, specific steps are as follows:
Mounting plate is mounted on the inner sidewall of exhaust fume collecting hood by the first step, and support plate is mounted on transverse slat, transverse slat is installed
On a mounting board；
Second step, the inside that water cooling inner cover is placed on to exhaust fume collecting hood, hold water cooling inner cover, and move upwards water cooling inner cover, when
When the water cooling branch pipe and corresponding bayonet being arranged on water cooling inner cover are located in approximately the same plane, rotary water-cooled inner cover, until by water
Cold branch pipe is stuck in inside corresponding bayonet；
Third step continues rotary water-cooled inner cover, water cooling branch pipe is moved to corresponding placing groove inner upper end, then slowly put
Lower water cooling inner cover, until water cooling branch pipe and corresponding placing groove interior lower end contact, water cooling inner cover is just installed in exhaust fume collecting hood
It is internal.
Beneficial effects of the present invention: the present invention has the transverse slat of support plate by being provided on the inner sidewall of exhaust fume collecting hood,
It is provided with corresponding water cooling branch pipe on the lateral wall of water cooling inner cover, when installation, water cooling branch pipe directly can be stuck in corresponding branch
On fagging, the dismounting of water cooling inner cover can be convenient for, solve the existing deformation of welded type water-cooling cover under the strong oxygen blast condition of high temperature and peace
Fixation problem is filled, ensure that the stable operation of dephosphorizing station under strong oxygen blast hot conditions, subsequent maintenance are convenient.
Detailed description of the invention:
Detailed description will be given by the following detailed implementation and drawings by the present invention for ease of explanation,.
Fig. 1 is cut away view of the invention；
Fig. 2 is enlarged structure schematic diagram at A of the invention；
Fig. 3 is the structural schematic diagram of support plate of the present invention；
Fig. 4 is enlarged structure schematic diagram at B of the invention.
In figure: 1- exhaust fume collecting hood, 2- downtake pipe, the first mounting flange of 3-, the second mounting flange of 4-, 5- second exhaust
Pipe, 6- fastening bolt, 7- support plate, 71- fixed plate, 72- bayonet, 73- placing groove, 74- groove, 75- sliding slot, 76- sliding block,
77- movable block, 78- stripper plate, 79- supporting plate, 710- compressed spring, 8- water cooling inner cover, 9- cold water pipe, 10- water cooling branch pipe, 11-
First card slot, 12- mounting plate, 13- fixture block, the second card slot of 14-, 15- transverse slat, 16- third card slot.
Specific embodiment:
As shown in Figs 1-4, present embodiment uses following technical scheme: in a kind of ladle oxygen blast dephosphorizing station top draft hood
The mounting structure of cover, including exhaust fume collecting hood 1, the inner sidewall of the exhaust fume collecting hood 1 are set there are three the first card slot 11, and two neighboring described the
The distance between one card slot 11 is all the same, and the inside of first card slot 11 is connected with fixture block 13,13 width of fixture block and
Height is smaller than the width and height of the first card slot of place 11, side fixed company of the fixture block 13 close to 1 middle part of exhaust fume collecting hood
It is connected to mounting plate 12, the distance between described 12 upper and lower side of mounting plate is bigger than the distance between ipsilateral upper and lower side, the installation
Side upper and lower side of the plate 12 far from 1 middle part of exhaust fume collecting hood is and the inner sidewall of exhaust fume collecting hood 1 contradicts connection, and the mounting plate 12 is close to collection
The side at 1 middle part of petticoat pipe is equipped with the second card slot 14, and the inside of second card slot 14 is inserted with transverse slat 15, the transverse slat 15
Thickness and width it is smaller than the height and width of the second card slot of place 14, the upper end of the transverse slat 15 is equipped with third card slot
16, the inside of the third card slot 16 is inserted with support plate 7, and the inside of the exhaust fume collecting hood 1 is equipped with water cooling inner cover 8, the water
The lateral wall of cold inner cover 8 is fixedly connected with cold water pipe 9, and the cold water pipe 9 is wrapped on 8 lateral wall of water cooling inner cover, the water cooling
The lateral wall of inner cover 8 is fixedly connected there are three water cooling branch pipe 10, and the distance between two neighboring described water cooling branch pipe 10 is all the same,
The support plate 7 being arranged on the water cooling branch pipe 10 and exhaust fume collecting hood 1 is corresponding.
Wherein, the outer upper ends of the exhaust fume collecting hood 1 are fixedly connected with downtake pipe 2, the 2 sum aggregate cigarette of downtake pipe
The inside of cover 1 communicates, and the upper end of the downtake pipe 2 is fixedly connected with the first mounting flange 3, first mounting flange 3
Upper end be equipped with the second mounting flange 4, the diameter of the diameter of second mounting flange 4 and the first mounting flange 3 is identical, described
The upper periphery of second mounting flange 4 is inserted with several fastening bolts 6, and the distance between two neighboring described fastening bolt 6 is equal
Identical, the fastening bolt 6 sequentially passes through the second mounting flange 4 and the first mounting flange 3, and second mounting flange 4 is logical
It crosses fastening bolt 6 to be detachably connected on the first mounting flange 3, the upper center of second mounting flange 4 is fixedly connected with
Second exhaust pipe 5, the diameter of the second exhaust pipe 5 is identical with the diameter of downtake pipe 2, and the second exhaust pipe 5 passes through
The inside of downtake pipe 2 and exhaust fume collecting hood 1 communicates.
Wherein, the support plate 7 includes fixed plate 71, and the fixed plate 71 is all provided with close to the side upper end of water cooling inner cover 8
There is bayonet 72, the width of the bayonet 72 is bigger than corresponding 10 diameter of water cooling branch pipe, and the lower end of the bayonet 72, which is equipped with, puts
Slot 73 is set, the fixed plate 71 is equipped with groove 74 close to a middle side part of water cooling inner cover 8, and the groove 74 is fixed with place
The placing groove 73 being arranged on plate 71 is located on same perpendicular bisector, and two sliding slots are symmetrically arranged on the inner sidewall of the groove 74
75, the inside of the sliding slot 75 slidably connects sliding block 76, by between the sliding block 76 that is arranged in a fixed plate 71
It is fixedly connected to movable block 77, the movable block 77 is slidably connected inside the groove 74 being arranged in the fixed plate 71 of place,
The movable block 77 is fixedly connected to stripper plate 78 close to the side of water cooling inner cover 8, and the upper end of the stripper plate 78 is fixed
It is connected with supporting plate 79, the upper end of the supporting plate 79, which contradicts, to be connected on water cooling inner cover 8.
Wherein, where the lower end of the fixed plate 71 is connected to inside third card slot 16, the width of the fixed plate 71
Width than place third card slot 16 is small, convenient for injecting liquid alloy metallic solution to the inside of third card slot 16.
Wherein, the interior lower end of the groove 74 is fixedly connected to compressed spring 710, the compressed spring 710 it is upper
End is fixedly connected on the movable block 77 being arranged in place groove 74, is convenient for Compressive activities block 77.
Wherein, the bayonet 72 that the placing groove 73 and in place fixed plate 71 is arranged communicates, the width of the placing groove 73
The bayonet 72 that degree and in place fixed plate 71 is arranged is of same size, convenient for blocking water cooling branch pipe 10.
Wherein, the water cooling branch pipe 10 is communicated with cold water pipe 9, the described one end of water cooling branch pipe 10 far from water cooling inner cover 8
It is connected in corresponding support plate 7, is easily installed water cooling inner cover 8.
A kind of installation method of ladle oxygen blast dephosphorizing station top draft hood inner cover, specific steps are as follows:
Mounting plate 12 is mounted on the inner sidewall of exhaust fume collecting hood 1 by the first step, and support plate 7 is mounted on transverse slat 15, will be horizontal
Plate 15 is mounted on mounting plate 12；
Second step, the inside that water cooling inner cover 8 is placed on to exhaust fume collecting hood 1, hold water cooling inner cover 8, and move upwards water cooling inner cover
8, when the water cooling branch pipe 10 and corresponding bayonet 72 that are arranged on water cooling inner cover 8 are located in approximately the same plane, rotary water-cooled inner cover
8, until water cooling branch pipe 10 is stuck in inside corresponding bayonet 72；
Third step continues rotary water-cooled inner cover 8, and water cooling branch pipe 10 is moved to corresponding 73 inner upper end of placing groove, then
Water cooling inner cover 8 slowly is put down, until water cooling branch pipe 10 and 73 interior lower end of corresponding placing groove contact, water cooling inner cover 8 is just pacified
Mounted in the inside of exhaust fume collecting hood 1.
It is specific: a kind of mounting structure of ladle oxygen blast dephosphorizing station top draft hood inner cover, before use, in the inside of exhaust fume collecting hood 1
The distance between three the first card slots 11 are opened up, and make two neighboring first card slot 11 identical, mounting plate 12 is then stuck in
In one card slot 11, and preprepared liquid alloy metallic solution is injected in the inside of the first card slot 11, squeezes mounting plate 12,
It is tightly attached to mounting plate 12 on the inner sidewall of exhaust fume collecting hood 1, unclamps again mounting plate 12, after liquid alloy metallic solution is cooling, installation
Plate 12 is then fixed on the inner sidewall of exhaust fume collecting hood 1, and support plate 7 is inserted in the third card slot 16 being arranged on transverse slat 15, is repeated
Support plate 7 is fixed on transverse slat 15 by above-mentioned steps, then transverse slat 15 is inserted in the second card slot 14 being arranged on mounting plate 12
Portion, and repeat the above steps and transverse slat 15 is fixed on mounting plate 12, it repeats the above steps pacify on other mounting plates 12 later
The transverse slat 15 for having support plate 7 is filled, when water cooling inner cover 8 is installed, holds up water cooling inner cover 8, and transport water cooling inner cover 8 upwards
It is dynamic, when the water cooling branch pipe 10 and corresponding bayonet 72 being arranged on water cooling inner cover 8 are located on a horizontal plane, then rotary water-cooled
Inner cover 8 makes water cooling branch pipe 10 pass through corresponding bayonet 72, is stuck in corresponding placing groove 73, unclamps again water cooling inner cover 8, in weight
Under power effect, water cooling branch pipe 10 slides into corresponding 73 interior lower end of placing groove, and in the process, water cooling inner cover 8 can be by squeezing
Pressing plate 78 and supporting plate 79 are pressed down against movable block 77, while compressed spring 710 is to the movable block 77 being arranged inside place groove 74
Apply a upward active force, hold water cooling inner cover 8, water cooling inner cover 8 is just installed in the inside of exhaust fume collecting hood 1, when disassembly, instead
Water cooling inner cover 8 can be unloaded to operation above-mentioned steps.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, the technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention, the claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (8)
1. a kind of mounting structure of ladle oxygen blast dephosphorizing station top draft hood inner cover, including exhaust fume collecting hood (1), which is characterized in that the collection
The inner sidewall of petticoat pipe (1) is set there are three the first card slot (11), and the distance between two neighboring described first card slot (11) is all the same,
The inside of first card slot (11) is connected with fixture block (13), and fixture block (13) width and height are than the first card slot of place
(11) width and height is small, and side of the fixture block (13) in the middle part of exhaust fume collecting hood (1) is fixedly connected to mounting plate (12),
The distance between described mounting plate (12) upper and lower side is bigger than the distance between ipsilateral upper and lower side, and the mounting plate (12) is far from collection
Side upper and lower side in the middle part of petticoat pipe (1) is and the inner sidewall of exhaust fume collecting hood (1) contradicts connection, and the mounting plate (12) is close to exhaust fume collecting hood
(1) side in the middle part of is equipped with the second card slot (14), and the inside of second card slot (14) is inserted with transverse slat (15), the cross
The thickness and width of plate (15) is smaller than the height and width of the second card slot of place (14), and the upper end of the transverse slat (15) is equipped with
The inside of third card slot (16), the third card slot (16) is inserted with support plate (7), and the inside of the exhaust fume collecting hood (1) is equipped with
The lateral wall of water cooling inner cover (8), the water cooling inner cover (8) is fixedly connected with cold water pipe (9), and the cold water pipe (9) is wrapped in water
On cold inner cover (8) lateral wall, the lateral wall of the water cooling inner cover (8) is fixedly connected there are three water cooling branch pipe (10), two neighboring
The distance between the water cooling branch pipe (10) is all the same, the support plate (7) being arranged on the water cooling branch pipe (10) and exhaust fume collecting hood (1)
It is corresponding.
2. a kind of mounting structure of ladle oxygen blast dephosphorizing station top draft hood inner cover according to claim 1, it is characterised in that: institute
The outer upper ends for stating exhaust fume collecting hood (1) are fixedly connected with downtake pipe (2), the downtake pipe (2) and exhaust fume collecting hood (1) it is interior
Portion communicates, and the upper end of the downtake pipe (2) is fixedly connected with the first mounting flange (3), first mounting flange (3)
Upper end is equipped with the second mounting flange (4), and the diameter of second mounting flange (4) and the diameter of the first mounting flange (3) are identical,
The upper periphery of second mounting flange (4) is inserted with several fastening bolts (6), the two neighboring fastening bolt (6) it
Between distance it is all the same, the fastening bolt (6) sequentially passes through the second mounting flange (4) and the first mounting flange (3), described
Second mounting flange (4) is detachably connected on the first mounting flange (3) by fastening bolt (6), second mounting flange
(4) upper center is fixedly connected with second exhaust pipe (5), the diameter of the second exhaust pipe (5) and downtake pipe (2)
Diameter is identical, and the second exhaust pipe (5) is communicated by the inside of downtake pipe (2) and exhaust fume collecting hood (1).
3. a kind of mounting structure of ladle oxygen blast dephosphorizing station top draft hood inner cover according to claim 1, it is characterised in that: institute
Stating support plate (7) includes fixed plate (71), and the fixed plate (71) is equipped with bayonet close to the side upper end of water cooling inner cover (8)
(72), the width of the bayonet (72) is bigger than corresponding water cooling branch pipe (10) diameter, and the lower end of the bayonet (72) is equipped with
Placing groove (73), a middle side part of the fixed plate (71) close to water cooling inner cover (8) are equipped with groove (74), the groove (74)
The placing groove (73) and in place fixed plate (71) being arranged is located on same perpendicular bisector, on the inner sidewall of the groove (74)
Two sliding slots (75) are symmetrically arranged with, the inside of the sliding slot (75) slidably connects sliding block (76), described solid by one
It is fixedly connected to movable block (77) between the sliding block (76) being arranged on fixed board (71), the movable block (77) is slidably connected at
The groove (74) being arranged in place fixed plate (71) is internal, and the movable block (77) is fixed close to the side of water cooling inner cover (8)
It is connected with stripper plate (78), the upper end of the stripper plate (78) is fixedly connected to supporting plate (79), the upper end of the supporting plate (79)
It contradicts and is connected on water cooling inner cover (8).
4. a kind of mounting structure of ladle oxygen blast dephosphorizing station top draft hood inner cover according to claim 3, it is characterised in that: institute
State fixed plate (71) lower end be connected to where third card slot (16) it is internal, the width of the fixed plate (71) is than place the
The width of three card slots (16) is small.
5. a kind of mounting structure of ladle oxygen blast dephosphorizing station top draft hood inner cover according to claim 3, it is characterised in that: institute
The interior lower end for stating groove (74) is fixedly connected to compressed spring (710), and the upper end of the compressed spring (710) is fixed to be connected
It connects on the movable block (77) being arranged in place groove (74).
6. a kind of mounting structure of ladle oxygen blast dephosphorizing station top draft hood inner cover according to claim 3, it is characterised in that: institute
Stating placing groove (73), and in place fixed plate (71) bayonet (72) that is arranged communicates, and the width of the placing groove (73) is equal and institute
The bayonet (72) being arranged on fixed plate (71) is of same size.
7. a kind of mounting structure of ladle oxygen blast dephosphorizing station top draft hood inner cover according to claim 1, it is characterised in that: institute
It states water cooling branch pipe (10) to communicate with cold water pipe (9), the water cooling branch pipe (10) is connected to far from the one end of water cooling inner cover (8)
On corresponding support plate (7).
8. a kind of installation method of ladle oxygen blast dephosphorizing station top draft hood inner cover, which is characterized in that specific steps are as follows:
Mounting plate (12) is mounted on the inner sidewall of exhaust fume collecting hood (1) by the first step, and support plate (7) is mounted on transverse slat (15),
Transverse slat (15) is mounted on mounting plate (12)；
Second step, the inside that water cooling inner cover (8) is placed on to exhaust fume collecting hood (1), hold water cooling inner cover (8), and move upwards in water cooling
It covers (8), when the water cooling branch pipe (10) and corresponding bayonet (72) that are arranged on water cooling inner cover (8) are located in approximately the same plane, rotation
Turn water cooling inner cover (8), it is internal until water cooling branch pipe (10) is stuck in corresponding bayonet (72)；
Third step continues rotary water-cooled inner cover (8), and water cooling branch pipe (10) is moved to corresponding placing groove (73) inner upper end,
Water cooling inner cover (8) are slowly put down again, until water cooling branch pipe (10) and the contact of corresponding placing groove (73) interior lower end, water cooling inner cover
(8) just it is installed in the inside of exhaust fume collecting hood (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910517188.XA CN110283964B (en) | 2019-06-14 | 2019-06-14 | Mounting structure and mounting method for inner cover of top suction cover of ladle oxygen-blowing dephosphorization station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910517188.XA CN110283964B (en) | 2019-06-14 | 2019-06-14 | Mounting structure and mounting method for inner cover of top suction cover of ladle oxygen-blowing dephosphorization station |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110283964A true CN110283964A (en) | 2019-09-27 |
| CN110283964B CN110283964B (en) | 2021-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910517188.XA Active CN110283964B (en) | 2019-06-14 | 2019-06-14 | Mounting structure and mounting method for inner cover of top suction cover of ladle oxygen-blowing dephosphorization station |
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| CN (1) | CN110283964B (en) |
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| SU985058A1 (en) * | 1981-07-07 | 1982-12-30 | Всесоюзный научно-исследовательский институт охраны труда и техники безопасности черной металлургии | Device for suction smoke from ladle |
| CN201362727Y (en) * | 2009-03-05 | 2009-12-16 | 无锡三达环保科技有限公司 | Compound inductive upper smoke arrestment hood of converter for secondary smoke arrestment |
| CN202945261U (en) * | 2012-10-31 | 2013-05-22 | 马钢(集团)控股有限公司 | Cross array pipe cooling type movable smoke helmet |
| CN203124389U (en) * | 2013-02-01 | 2013-08-14 | 中冶南方工程技术有限公司 | Water-cooling smoke hood |
| CN203229548U (en) * | 2013-04-08 | 2013-10-09 | 新兴铸管股份有限公司 | Overskirt for converter |
| CN107525408A (en) * | 2017-09-27 | 2017-12-29 | 大连重工机电设备成套有限公司 | Grate refining moveable collection cigarette charging combined unit and its method of work |
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2019
- 2019-06-14 CN CN201910517188.XA patent/CN110283964B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU985058A1 (en) * | 1981-07-07 | 1982-12-30 | Всесоюзный научно-исследовательский институт охраны труда и техники безопасности черной металлургии | Device for suction smoke from ladle |
| CN201362727Y (en) * | 2009-03-05 | 2009-12-16 | 无锡三达环保科技有限公司 | Compound inductive upper smoke arrestment hood of converter for secondary smoke arrestment |
| CN202945261U (en) * | 2012-10-31 | 2013-05-22 | 马钢(集团)控股有限公司 | Cross array pipe cooling type movable smoke helmet |
| CN203124389U (en) * | 2013-02-01 | 2013-08-14 | 中冶南方工程技术有限公司 | Water-cooling smoke hood |
| CN203229548U (en) * | 2013-04-08 | 2013-10-09 | 新兴铸管股份有限公司 | Overskirt for converter |
| CN107525408A (en) * | 2017-09-27 | 2017-12-29 | 大连重工机电设备成套有限公司 | Grate refining moveable collection cigarette charging combined unit and its method of work |
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| Publication number | Publication date |
|---|---|
| CN110283964B (en) | 2021-02-19 |
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