CN110157844A - Rotary drum and its application method for blast furnace Slag treatment - Google Patents
Rotary drum and its application method for blast furnace Slag treatment Download PDFInfo
- Publication number
- CN110157844A CN110157844A CN201910567601.3A CN201910567601A CN110157844A CN 110157844 A CN110157844 A CN 110157844A CN 201910567601 A CN201910567601 A CN 201910567601A CN 110157844 A CN110157844 A CN 110157844A
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- China
- Prior art keywords
- rotary drum
- drum body
- blast furnace
- blade net
- furnace slag
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
- C21B3/08—Cooling slag
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
Abstract
The present invention relates to a kind of rotary drums and its application method for blast furnace Slag treatment, the rotary drum includes rotary drum body and the rotary drum driving unit for driving rotary drum body to rotate, rotary drum body inner wall is equipped with multiple blade nets, rotary drum driving unit has forward driving mode and reverse drive mode, under forward driving mode and reverse drive mode, the rotation direction of rotary drum body is opposite.There is forward driving mode and reverse drive mode by setting rotary drum driving unit, enable rotary drum body positive and negative rotation, so that the rotary drum body has self-cleaning function, specifically: rotary drum body rotates forward being capable of rotating filter grain slag, when there is no grain slag to enter cylinder, invert rotary drum body, the backward erosion in water of blade net can reach the purpose cleaned automatically.Moreover, by the revolving speed for adjusting rotary drum body, the backwash effect of adjustable blade net.
Description
Technical field
The invention belongs to technical field of ferrous metallurgy, and in particular to a kind of rotary drum and its user for blast furnace Slag treatment
Method.
Background technique
Rotary drum pulp water partition method is current using wider Handling Blast Furnace Granulated Slag technique: the red slag of blast furnace is through flushing cinder water quenching
After changing cooling, forms grain slag mixture and enter in rotary drum, by collection funnel to belt feeder after blade net drainage, then by belt feeder
It is transported to grain slag stockyard.But the granularity of grain slag is smaller, and different raw materials formed after blast furnace process grain slag ingredient, granularity area
It is not larger, often easily block the blade net of rotary drum.
Rotary drum is the key equipment of grain slag processing, once the blocking of its blade net, cannot be dehydrated transhipment blast furnace granulated slag in time,
The normal production for directly affecting blast furnace, even results in the blast furnace staying underproduction.
Summary of the invention
The present embodiments relate to a kind of rotary drums and its application method for blast furnace Slag treatment, can at least solve existing skill
The segmental defect of art.
The present embodiments relate to a kind of rotary drum for blast furnace Slag treatment, including rotary drum body and described for driving
The rotary drum driving unit of rotary drum body rotation, the rotary drum body inner wall are equipped with multiple blade nets, the rotary drum driving unit
With forward driving mode and reverse drive mode, under forward driving mode and reverse drive mode, the rotary drum body turns
It moves contrary.
As one of embodiment, the rotary drum driving unit includes rotary drum motor, and the rotary drum motor is clockwise and anticlockwise motor.
As one of embodiment, each blade net is circumferentially sequentially arranged along the rotary drum body inner wall, each leaf
The wire side of piece net and the rotary drum body at corresponding position are radial parallel.
As one of embodiment, one end of the close rotary drum body axis of each blade net is equipped with dovetail configuration.
As one of embodiment, the dovetail configuration includes two arc empennages, and the two arc empennages are relative to place
Rotary drum body radial symmetric is arranged and extends away from one another.
As one of embodiment, each blade net is arranged along the rotary drum body inner wall uniform intervals.
As one of embodiment, two ends in the rotary drum body axial direction of each blade net respectively with institute
Two end plates for stating rotary drum body are removably fixed with.
As one of embodiment, two end plates of each blade net and the rotary drum body are solid by bolt respectively
Even.
The embodiment of the present invention further relates to the application method for the rotary drum of blast furnace Slag treatment as described above, comprising:
Under the forward driving mode of rotary drum driving unit, rotary drum body rotating filter grain slag；
When needing cleaning blade net, the intracorporal grain slag of rotary drum is pulled out and filters and stops for grain slag, rotary drum driving unit
With reverse drive mode driving rotary drum body rotation, make the backward erosion in water of blade net.
As one of embodiment, the application method further include:
Each blade net is arranged circumferentially to be sequentially arranged along rotary drum body inner wall and the wire side of each blade net and corresponding cloth set
The rotary drum body for setting place is radial parallel；
The work for periodically or non-periodically converting rotary drum body turns to, to reduce the long-term one-way abrasion of blade net.
The embodiment of the present invention at least has the following beneficial effects:
In the present invention, there is forward driving mode and reverse drive mode by setting rotary drum driving unit, so that rotary drum
Cylinder can positive and negative rotation so that the rotary drum body have self-cleaning function, specifically: rotary drum body rotating forward can rotate through
Drainage slag inverts rotary drum body when not having grain slag to enter cylinder, the backward erosion in water of blade net, that is, can reach automatic
The purpose of cleaning.Moreover, by the revolving speed for adjusting rotary drum body, the backwash effect of adjustable blade net.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the schematic diagram when rotary drum provided in an embodiment of the present invention for blast furnace Slag treatment filters grain slag；
Fig. 2 is the schematic diagram when rotary drum provided in an embodiment of the present invention for blast furnace Slag treatment rinses blade net；
Fig. 3 is the structural schematic diagram of blade net provided in an embodiment of the present invention；
Fig. 4 is the A of Fig. 3 to structural schematic diagram.
Specific embodiment
The following is a clear and complete description of the technical scheme in the embodiments of the invention, it is clear that described embodiment
Only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this field
Art personnel all other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Such as Fig. 1 and Fig. 2, the embodiment of the present invention provides a kind of rotary drum for blast furnace Slag treatment, including rotary drum body 1 and
Rotary drum driving unit for driving the rotary drum body 1 to rotate, 1 inner wall of rotary drum body are equipped with multiple blade nets 2, institute
Rotary drum driving unit is stated with forward driving mode and reverse drive mode, under forward driving mode and reverse drive mode, institute
The rotation direction of rotary drum body 1 is stated on the contrary, being then driven in the reverse direction for example, rotary drum body 1 rotates clockwise under forward driving mode
Under mode, rotary drum body 1 rotates counterclockwise.
Above-mentioned rotary drum body 1 is this field conventional equipment, generally comprises cylindrical tube and is arranged in cylindrical tube
The two end plates 11 at both ends, specific structure do not repeat herein；In rotary drum body 1, it is disposed with granulated slag groove 3, funnel 4 and skin
Band machine 5, grain slag enter in rotary drum body 1 via granulated slag groove 3, and blade net 2 picks up grain slag when rotating with rotary drum body 1, and is revolving
Uplink during turning on one side while drainage, until the slag for crossing drainage drops down onto funnel 4 when cylinder top area, is focused on through funnel 4
On belt feeder 5, transported outward by belt feeder 5.Granulated slag groove 3, funnel 4 and belt feeder 5 are this field conventional equipments, and specific structure is herein not
It is described further.
Above-mentioned rotary drum driving unit preferably uses motor driven, i.e., above-mentioned rotary drum driving unit includes rotary drum motor, passes through
Rotary drum motor driving rotary drum body 1 is rotated around own axes；Certainly, other conventional rotate driving equipment are also applied for this reality
It applies in example.For above-mentioned rotary drum motor, then it is preferably clockwise and anticlockwise motor, can be rotated and reverse, corresponding above-mentioned forward direction
Drive mode and reverse drive mode.
Rotary drum provided in this embodiment for blast furnace Slag treatment has forward driving mould by setting rotary drum driving unit
Formula and reverse drive mode enable 1 positive and negative rotation of rotary drum body to have so that the rotary drum body 1 has self-cleaning function
Body: rotary drum body 1 rotate forward can rotating filter grain slag invert rotary drum body 1, blade when there is no grain slag to enter cylinder
The backward erosion in water of net 2, that is, can reach the purpose cleaned automatically.Moreover, can be adjusted by the revolving speed for adjusting rotary drum body 1
Save the backwash effect of blade net 2.
Such as Fig. 1 and Fig. 2, generally, above-mentioned each blade net 2 is circumferentially sequentially arranged along 1 inner wall of rotary drum body, more specifically
It says, is that the circumferential direction of the cylindrical tube inner wall along rotary drum body 1 is sequentially arranged, and each blade net 2 is arranged to and rotary drum body 1
Coaxial annular.In the present embodiment, as preferred structure, such as Fig. 1 and Fig. 2, the wire side of each blade net 2 and corresponding cloth
Rotary drum body 1 at seated position is radial parallel, and in other words, the wire side of each blade net 2 and the axis of rotary drum body 1 are same flat
In face (thickness for ignoring blade net 2 herein).No matter turned based on the structure in conjunction with the structure of above-mentioned 1 energy positive and negative rotation of rotary drum body
Drum barrel body 1 clockwise or counterclockwise, may filter that grain slag and backwash.So, rotary drum can periodically or non-periodically be converted
The work of body 1 turns to and (filters the steering of grain slag), the long-term one-way abrasion of blade net 2, funnel 4 etc. can be reduced, thus effectively
The service life of ground raising equipment.
It is further preferred that one end of 1 axis of close rotary drum body of each blade net 2 is equipped with swallow such as Fig. 1-Fig. 3
Stern construction 21.In a wherein preferred embodiment, such as Fig. 1-Fig. 3, the dovetail configuration 21 includes two arc empennages, two institutes
Arc empennage is stated to be arranged relative to 1 radial symmetric of place rotary drum body and extend away from one another.Certainly, other shapes can also be used
The empennage of shape, is not described in detail one by one herein.
By the way that dovetail configuration 21 is arranged in 2 tail portion of blade net, the grain slag amount that the blade net 2 picks up can be effectively increased, is guaranteed
The ability of this rotary drum filtering grain slag；And the symmetrical structure based on dovetail, no matter rotary drum body 1 rotates clockwise or counterclockwise,
Required grain slag amount can be fished out to obtain.
Further, such as Fig. 1 and Fig. 2, each blade net 2 is arranged along the 1 inner wall uniform intervals of rotary drum body, is guaranteed
No matter rotary drum body 1 rotates clockwise or counterclockwise, this rotary drum can reliablely and stablely filter grain slag.
In addition, such as Fig. 4, two ends in 1 axial direction of rotary drum body of each blade net 2 respectively with it is described
Two end plates 11 of rotary drum body 1 are removably fixed with, and blade net 2 is replaced and safeguarded to facilitate, to guarantee blade net 2
Mounting structure stability, the also settable blade net 2 and the cylindrical tube of rotary drum body 1 are removably fixed with.It is above-mentioned detachable
Attachment can be used be bolted, be clamped, the common connection type such as joggle, do not repeat herein.
The present embodiment further relates to the application method of above-mentioned rotary drum, specifically includes:
Under the forward driving mode of rotary drum driving unit, 1 rotating filter grain slag of rotary drum body；
When needing cleaning blade net 2, the grain slag in rotary drum body 1 is pulled out and is filtered and stop for grain slag, rotary drum driving is single
Member is rotated with reverse drive mode driving rotary drum body 1, makes the backward erosion in water of blade net 2.
Further, in above-mentioned application method, can by adjust rotary drum body 1 revolving speed, adjustable blade net 2 it is anti-
Flushing effect.
The application method of above-mentioned rotary drum further include:
Wire side and the rotary drum body 1 at corresponding position that blade net 2 is arranged are radial parallel；Periodically or non-periodically convert
The work of rotary drum body 1 turns to, to reduce the long-term one-way abrasion of blade net 2, funnel 4 etc..
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of rotary drum for blast furnace Slag treatment, the rotary drum including rotary drum body and for driving the rotary drum body rotation
Driving unit, the rotary drum body inner wall are equipped with multiple blade nets, it is characterised in that: the rotary drum driving unit has forward direction
Drive mode and reverse drive mode, under forward driving mode and reverse drive mode, the rotation direction phase of the rotary drum body
Instead.
2. being used for the rotary drum of blast furnace Slag treatment as described in claim 1, it is characterised in that: the rotary drum driving unit includes turning
Drum motor, the rotary drum motor are clockwise and anticlockwise motor.
3. being used for the rotary drum of blast furnace Slag treatment as described in claim 1, it is characterised in that: each blade net is along the rotary drum
Cylinder inboard wall is circumferentially sequentially arranged, and the wire side and the rotary drum body at corresponding position of each blade net are radial parallel.
4. being used for the rotary drum of blast furnace Slag treatment as claimed in claim 3, it is characterised in that: the close of each blade net turns
One end of drum barrel body axis is equipped with dovetail configuration.
5. being used for the rotary drum of blast furnace Slag treatment as claimed in claim 4, it is characterised in that: the dovetail configuration includes two arcs
T tail, the two arc empennages are arranged relative to place rotary drum body radial symmetric and extend away from one another.
6. being used for the rotary drum of blast furnace Slag treatment as claimed in claim 3, it is characterised in that: each blade net is along the rotary drum
Cylinder inboard wall uniform intervals arrangement.
7. as described in claim 1 be used for blast furnace Slag treatment rotary drum, it is characterised in that: each blade net described
Two ends in rotary drum body axial direction are removably fixed with two end plates of the rotary drum body respectively.
8. being used for the rotary drum of blast furnace Slag treatment as claimed in claim 7, it is characterised in that: each blade net and described turn
Two end plates of drum barrel body are connected by bolt respectively.
9. such as the application method of the rotary drum described in any item of the claim 1 to 8 for blast furnace Slag treatment, which is characterized in that
Include:
Under the forward driving mode of rotary drum driving unit, rotary drum body rotating filter grain slag；
When needing cleaning blade net, the intracorporal grain slag of rotary drum is pulled out and filters and stops for grain slag, rotary drum driving unit is with anti-
To drive mode driving rotary drum body rotation, make the backward erosion in water of blade net.
10. application method as claimed in claim 9, which is characterized in that further include:
Be arranged each blade net be circumferentially sequentially arranged along rotary drum body inner wall and the wire side of each blade net at corresponding position
Rotary drum body it is radial parallel；
The work for periodically or non-periodically converting rotary drum body turns to, to reduce the long-term one-way abrasion of blade net.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910567601.3A CN110157844A (en) | 2019-06-27 | 2019-06-27 | Rotary drum and its application method for blast furnace Slag treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910567601.3A CN110157844A (en) | 2019-06-27 | 2019-06-27 | Rotary drum and its application method for blast furnace Slag treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110157844A true CN110157844A (en) | 2019-08-23 |
Family
ID=67636830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910567601.3A Pending CN110157844A (en) | 2019-06-27 | 2019-06-27 | Rotary drum and its application method for blast furnace Slag treatment |
Country Status (1)
| Country | Link |
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| CN (1) | CN110157844A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112481430A (en) * | 2020-12-18 | 2021-03-12 | 中冶南方工程技术有限公司 | Slag treatment rotary drum and blast furnace slag treatment method |
| CN114272676A (en) * | 2021-11-23 | 2022-04-05 | 中冶赛迪技术研究中心有限公司 | Press from both sides embedded movable particle filtration of cover |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4289462A (en) * | 1978-10-16 | 1981-09-15 | Nippon Kokan Kabushiki Kaisha | Apparatus for manufacturing vitreous blast furnace slag |
| CN202220177U (en) * | 2011-09-23 | 2012-05-16 | 中冶赛迪工程技术股份有限公司 | Rotating drum type granulated slag treatment device |
| CN103555869A (en) * | 2013-10-16 | 2014-02-05 | 新兴河北工程技术有限公司 | Blast furnace grain slag filter |
| CN205699735U (en) * | 2016-06-26 | 2016-11-23 | 哈尔滨理工大学 | A kind of Chemical Manufacture defecator with self-feeding and deslagging function |
| CN210481416U (en) * | 2019-06-27 | 2020-05-08 | 中冶南方工程技术有限公司 | Rotary drum for blast furnace slag treatment |
-
2019
- 2019-06-27 CN CN201910567601.3A patent/CN110157844A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4289462A (en) * | 1978-10-16 | 1981-09-15 | Nippon Kokan Kabushiki Kaisha | Apparatus for manufacturing vitreous blast furnace slag |
| CN202220177U (en) * | 2011-09-23 | 2012-05-16 | 中冶赛迪工程技术股份有限公司 | Rotating drum type granulated slag treatment device |
| CN103555869A (en) * | 2013-10-16 | 2014-02-05 | 新兴河北工程技术有限公司 | Blast furnace grain slag filter |
| CN205699735U (en) * | 2016-06-26 | 2016-11-23 | 哈尔滨理工大学 | A kind of Chemical Manufacture defecator with self-feeding and deslagging function |
| CN210481416U (en) * | 2019-06-27 | 2020-05-08 | 中冶南方工程技术有限公司 | Rotary drum for blast furnace slag treatment |
Non-Patent Citations (1)
| Title |
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| 盛正平;王锦枝: "高炉转鼓式水渣分离装置过滤网的探讨" * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112481430A (en) * | 2020-12-18 | 2021-03-12 | 中冶南方工程技术有限公司 | Slag treatment rotary drum and blast furnace slag treatment method |
| CN114272676A (en) * | 2021-11-23 | 2022-04-05 | 中冶赛迪技术研究中心有限公司 | Press from both sides embedded movable particle filtration of cover |
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