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 PDF

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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
Application number
CN201811311621.6A
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Chinese (zh)
Inventor
帅林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Ruili Environmental Protection Technology Co Ltd
Original Assignee
Tianjin Ruili Environmental Protection Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tianjin Ruili Environmental Protection Technology Co Ltd filed Critical Tianjin Ruili Environmental Protection Technology Co Ltd
Priority to CN201811311621.6A priority Critical patent/CN109174633A/en
Publication of CN109174633A publication Critical patent/CN109174633A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • B07B1/36Moving 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens

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  • 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

Iron oxide screening plant and method for sieving for cooled agglomerated pellet production
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.
CN201811311621.6A 2018-11-06 2018-11-06 Iron oxide screening plant and method for sieving for cooled agglomerated pellet production Pending CN109174633A (en)

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

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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

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Publication Number Publication Date
CN109174633A true CN109174633A (en) 2019-01-11

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Cited By (1)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Patent Citations (5)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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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Application publication date: 20190111

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