CN109174633A - Iron oxide screening plant and method for sieving for cooled agglomerated pellet production - Google Patents
Iron oxide screening plant and method for sieving for cooled agglomerated pellet production Download PDFInfo
- Publication number
- CN109174633A CN109174633A CN201811311621.6A CN201811311621A CN109174633A CN 109174633 A CN109174633 A CN 109174633A CN 201811311621 A CN201811311621 A CN 201811311621A CN 109174633 A CN109174633 A CN 109174633A
- Authority
- CN
- China
- Prior art keywords
- material screen
- oversize
- iron oxide
- belt
- shaped holes
- 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
Links
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 238000012216 screening Methods 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 239000008188 pellet Substances 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000007873 sieving Methods 0.000 title abstract description 7
- 239000000463 material Substances 0.000 claims abstract description 51
- 238000007790 scraping Methods 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 24
- 229910052742 iron Inorganic materials 0.000 description 12
- 238000009628 steelmaking Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- WNQQFQRHFNVNSP-UHFFFAOYSA-N [Ca].[Fe] Chemical compound [Ca].[Fe] WNQQFQRHFNVNSP-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
- B07B1/36—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro in more than one direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses the iron oxide screening plants and method for sieving for cooled agglomerated pellet production, device includes feed bin, material screen, oversize belt and minus mesh belt, there are four support posts for feed bin connection, a material screen is equipped with below the discharge port of feed bin, the both ends of the side wall of material screen are respectively equipped with the long arc-shaped holes with symmetrical structure, the inner wall of one of long arc-shaped holes is equipped with the consistent arc-shaped rack of radian with long arc-shaped holes, for being engaged with the gear being located in long arc-shaped holes, gear passes through the output axis connection of gear shaft and stepper motor, the upper guiding axis for being connected to corresponding column is equipped in its excess-three long arc-shaped holes, pusher is installed above material screen, oversize is released material screen.The device of the invention structure is simple, and material screen play up and down, screening effect is good, makes method for sieving by obtaining oversize twice and obtaining minus mesh twice, improves the yield of production efficiency and qualified iron oxide.
Description
Technical field
The invention belongs to the technical field of environment protection equipment of metallurgy industry, in particular to a kind of oxygen for cooled agglomerated pellet production
Change iron screening plant and method for sieving.
Background technique
Cooled agglomerated pellet --- it is sludge, dedusting ash, iron scale generated using steel-making etc. for raw material, addition lime is used
Organic gel makees binder, the pelletizing made of high pressure nodulizer.Cooled agglomerated pellet is as coolant, slag former reuse pneumatic steelmaking
Production, can not only reduce pollution of the dedusting ash to environment, and can optimize steel mill's raw material mix, save the energy, reduce and turn
Furnace STEELMAKING PRODUCTION cost, while can also realize the cycling and reutilization of iron-containing resource.
During producing cooled agglomerated pellet, wherein having a procedure is sieved to iron oxide, bulky oxidation
Calcium iron sheet is discarded after being sifted out, and it is spare that i.e. satisfactory iron scale small in size is admitted to next procedure.
The screening of current iron scale is to sieve by scaling of cylinder telescopic rod to drive material screen to realize, is two
The movement in direction, screening effect is undesirable, and the iron oxide for entering oversize belt still entrains into the iron oxide of small size
Skin causes waste.
Summary of the invention
For the technical problems in the prior art, the present invention provides a kind of iron oxide sieve for cooled agglomerated pellet production
Separating device.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: a kind of oxidation for cooled agglomerated pellet production
The discharge port lower section of iron screening plant, including feed bin, material screen, oversize belt and minus mesh belt, the feed bin is equipped with a material
Sieve, the material screen have opposite two side walls, and it is long that the both ends of each side wall are respectively equipped with the arc with symmetrical structure
Hole, the inner wall of one of them long arc-shaped holes are equipped with the consistent arc-shaped rack of radian with long arc-shaped holes, are used for and are located at arc
Gear engagement in shape long hole, gear pass through the output axis connection of gear shaft and stepper motor, the excess-three long arc-shaped holes
It is interior to be equipped with the upper guiding axis for being connected to corresponding column, pusher is installed above the material screen, oversize is released
Material screen, the material screen left part lower section are equipped with oversize belt, are equipped with minus mesh belt below the right end of the material screen.
Preferably, the pusher includes scraping wings and the first cylinder, one of first cylinder and right side is vertical
Column connection, the scraping wings is L-shaped, and the right end of the scraping wings is connect with the telescopic rod of the first cylinder.
Preferably, the top of the scraping wings has material spilling hole.
Preferably, the right end of the material screen is equipped with stripper, the left end of the stripper and material screen are hinged, the discharging
The bottom of plate is connect with the telescopic rod of the second cylinder, and the cylinder barrel of second cylinder is connect with neighbouring column.
Preferably, the gap between the bottom surface of the stripper and the bottom surface of material screen is equipped with elastic webbing.
Preferably, the oversize belt is in reticular structure, the oversize belt bypasses bracket, sets on the bracket
There is storing frame.
A kind of iron oxide method for sieving of the iron oxide screening plant for cooled agglomerated pellet production, includes the following steps:
1) play sieves iron oxide to material screen or so up and down, is divided into preliminary oversize and preliminary minus mesh；
2) preliminary minus mesh drops on minus mesh belt, subsequently into the next step；
3) preliminary oversize drops on oversize belt, is divided into minus mesh again and again oversize；
4) minus mesh falls into storing frame again, subsequently into the next step；
5) oversize passes through oversize Belt Conveying to garbage area again.
Compared with prior art, the present invention has the beneficial effects that the configuration of the present invention is simple, realizes automation behaviour
Make, sieve material is realized by stepper motor and cylinder and discharging, screening effect are good；Pass through stripper, the oversize skin with mesh
Band and common minus mesh belt classify the iron scale of screening, improve production efficiency and product qualification amount.
Detailed description of the invention
Fig. 1 is the schematic view of the front view of the iron oxide screening plant for cooled agglomerated pellet production in the present invention；
Fig. 2 is the plan structure signal of the material screen of the iron oxide screening plant for cooled agglomerated pellet production in the present invention
Figure.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, in the following with reference to the drawings and specific embodiments
It elaborates to the present invention.
As depicted in figs. 1 and 2, embodiment of the invention discloses a kind of iron oxide for cooled agglomerated pellet production to sieve dress
It sets, including feed bin 1, material screen 6, oversize belt and minus mesh belt, there are four support post 2, feed bins 1 to go out for the connection of feed bin 1
A material screen 6 is equipped with below material mouth 3, material screen 6 has opposite two side walls 61, and the both ends of each side wall 61 are respectively equipped with a tool
There are the long arc-shaped holes 62 of symmetrical structure, the inner wall on the top of one of long arc-shaped holes 62 is equipped with the radian one with long arc-shaped holes 62
The arc-shaped rack 63 of cause, for engaging with the gear 9 being located in long arc-shaped holes 62, gear 9 passes through gear shaft and stepper motor 12
Output axis connection, be equipped with the guiding axis 11 being connected on corresponding column 2 in excess-three long arc-shaped holes 62, material screen 6 it is upper
Side is equipped with pusher, and oversize is released material screen 6, is equipped with oversize belt 8 below 6 left part of material screen, material screen 6
Minus mesh belt 4 is installed below right end.
In the present embodiment, pusher includes scraping wings 9 and the first cylinder 5, a column 2 of the first cylinder 5 and right side
Connection, scraping wings 9 is L-shaped, and the right end of scraping wings 9 is connect with the telescopic rod of the first cylinder 5.The top of scraping wings 9 has material leakage
Hole 91 can smoothly enter into material screen 6 after discharging in order to discharge port 3.
In the present embodiment, the right end of material screen 6 is equipped with stripper 7, and the left end of stripper 7 and material screen 6 are hinged, stripper 7
Bottom is connect with the telescopic rod of the second cylinder 10, and the cylinder barrel of the second cylinder 10 is connect with neighbouring column 2.The bottom surface of stripper 7
Gap between the bottom surface of material screen 6 is equipped with elastic webbing 16.
In the present embodiment, oversize belt 8 is in reticular structure, and oversize belt 8 bypasses bracket 14, and bracket 14 is equipped with storage
Material frame 15.
The working principle of the invention is: after the iron scale in feed bin 1 drops on material screen 6, passing through stepper motor 12
Left and right reversion drives the upper and lower play of material screen or so to drive gear 9 to engage with rack gear 63, so that iron oxide is sieved, it is small in size
Iron oxide drops on minus mesh belt 4, is admitted to next process；Bulky iron oxide is located on material screen 6, and at this time first
Cylinder 5 drives scraping wings 9 that the biggish iron oxide of volume is pushed into stripper 7, and the second cylinder 10 drives stripper 7 to decline, from
And the iron scale small in size that bulky iron oxide and a part entrain into is sent on oversize belt 8, volume is biggish
Iron scale is fed to specified garbage area, and the iron scale small in size entrained into then falls into storing frame 15.
The invention also discloses a kind of iron oxide sieves of iron oxide screening plant for cooled agglomerated pellet production
Divide method, includes the following steps:
1) play sieves iron oxide to material screen or so up and down, is divided into preliminary oversize and preliminary minus mesh；
2) preliminary minus mesh drops on minus mesh belt, subsequently into the next step；
3) preliminary oversize drops on oversize belt, is divided into minus mesh again and again oversize；
4) minus mesh falls into storing frame again, subsequently into the next step；
5) oversize passes through oversize Belt Conveying to garbage area again.
The iron oxide method for sieving of iron oxide screening plant for cooled agglomerated pellet production of the invention makes the sieve of iron oxide
Divide and reach better effect, improves screening efficiency, improve the yield of qualified iron oxide.
The iron oxide screening plant structure for cooled agglomerated pellet production in the present invention is simple, realizes automatic operation,
Sieve material is realized by stepper motor and cylinder and discharging, screening effect are good；By stripper, the oversize belt with mesh and
Common minus mesh belt classifies the iron scale of screening, and is delivered in specified device respectively, improves production
Efficiency.
Above embodiments are only exemplary embodiment of the present invention, are not used in the limitation present invention, protection scope of the present invention
It is defined by the claims.Those skilled in the art can within the spirit and scope of the present invention make respectively the present invention
Kind modification or equivalent replacement, this modification or equivalent replacement also should be regarded as being within the scope of the present invention.
Claims (7)
1. a kind of iron oxide screening plant for cooled agglomerated pellet production, including feed bin, material screen, oversize belt and minus mesh skin
Band, there are four support posts for the feed bin connection, which is characterized in that a material screen is equipped with below the discharge port of the feed bin, it is described
Material screen has opposite two side walls, and the both ends of each side wall are respectively equipped with the long arc-shaped holes with symmetrical structure, wherein
The inner wall of one long arc-shaped holes is equipped with the consistent arc-shaped rack of radian with long arc-shaped holes, is used for and is located in long arc-shaped holes
Gear engagement, gear is by the output axis connection of gear shaft and stepper motor, the company of being equipped in the excess-three long arc-shaped holes
It is connected to the upper guiding axis of corresponding column, pusher is installed above the material screen, oversize is released into material screen, it is described
Oversize belt is installed below material screen left part, minus mesh belt is installed below the right end of the material screen.
2. the iron oxide screening plant according to claim 1 for cooled agglomerated pellet production, which is characterized in that the pusher
Mechanism includes scraping wings and the first cylinder, and the column connection of first cylinder and right side, the scraping wings is L-shaped, institute
The right end for stating scraping wings is connect with the telescopic rod of the first cylinder.
3. the iron oxide screening plant according to claim 2 for cooled agglomerated pellet production, which is characterized in that the pusher
The top of plate has material spilling hole.
4. the iron oxide screening plant according to claim 1 for cooled agglomerated pellet production, which is characterized in that the material screen
Right end be equipped with stripper, the left end of the stripper and material screen are hinged, and the bottom of the stripper and the second cylinder stretch
Bar connection, the cylinder barrel of second cylinder are connect with neighbouring column.
5. the iron oxide screening plant according to claim 4 for cooled agglomerated pellet production, which is characterized in that the discharging
Gap between the bottom surface of plate and the bottom surface of material screen is equipped with elastic webbing.
6. the iron oxide screening plant according to claim 1 for cooled agglomerated pellet production, which is characterized in that on the sieve
Expect that belt is in reticular structure, the oversize belt bypasses bracket, and the bracket is equipped with storing frame.
7. a kind of iron oxide screening side of the iron oxide screening plant for cooled agglomerated pellet production as described in claim 1 to 6
Method, which comprises the steps of:
1) play sieves iron oxide to material screen or so up and down, is divided into preliminary oversize and preliminary minus mesh；
2) preliminary minus mesh drops on minus mesh belt, subsequently into the next step；
3) preliminary oversize drops on oversize belt, is divided into minus mesh again and again oversize；
4) minus mesh falls into storing frame again, subsequently into the next step；
5) oversize passes through oversize Belt Conveying to garbage area again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811311621.6A CN109174633A (en) | 2018-11-06 | 2018-11-06 | Iron oxide screening plant and method for sieving for cooled agglomerated pellet production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811311621.6A CN109174633A (en) | 2018-11-06 | 2018-11-06 | Iron oxide screening plant and method for sieving for cooled agglomerated pellet production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109174633A true CN109174633A (en) | 2019-01-11 |
Family
ID=64942007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811311621.6A Pending CN109174633A (en) | 2018-11-06 | 2018-11-06 | Iron oxide screening plant and method for sieving for cooled agglomerated pellet production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109174633A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110976274A (en) * | 2019-12-19 | 2020-04-10 | 攀枝花钢企米易白马球团有限公司 | Funnel device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205056424U (en) * | 2015-10-14 | 2016-03-02 | 姜汉成 | Honeysuckle sieve separator |
| CN106824770A (en) * | 2016-12-30 | 2017-06-13 | 何健 | Powder coal screening plant |
| CN206778885U (en) * | 2017-05-18 | 2017-12-22 | 天津瑞利鑫环保科技有限公司 | A kind of iron oxide screening plant |
| CN107838021A (en) * | 2017-12-12 | 2018-03-27 | 郑州诚合信息技术有限公司 | A kind of ultra-fine natural peral dressing sieve separating device |
| CN209061591U (en) * | 2018-11-06 | 2019-07-05 | 天津瑞利鑫环保科技有限公司 | Iron oxide screening plant for cooled agglomerated pellet production |
-
2018
- 2018-11-06 CN CN201811311621.6A patent/CN109174633A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205056424U (en) * | 2015-10-14 | 2016-03-02 | 姜汉成 | Honeysuckle sieve separator |
| CN106824770A (en) * | 2016-12-30 | 2017-06-13 | 何健 | Powder coal screening plant |
| CN206778885U (en) * | 2017-05-18 | 2017-12-22 | 天津瑞利鑫环保科技有限公司 | A kind of iron oxide screening plant |
| CN107838021A (en) * | 2017-12-12 | 2018-03-27 | 郑州诚合信息技术有限公司 | A kind of ultra-fine natural peral dressing sieve separating device |
| CN209061591U (en) * | 2018-11-06 | 2019-07-05 | 天津瑞利鑫环保科技有限公司 | Iron oxide screening plant for cooled agglomerated pellet production |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110976274A (en) * | 2019-12-19 | 2020-04-10 | 攀枝花钢企米易白马球团有限公司 | Funnel device |
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190111 |