CN107497608A - A kind of device and its application method for reducing flotation device knot calcium - Google Patents
A kind of device and its application method for reducing flotation device knot calcium Download PDFInfo
- Publication number
- CN107497608A CN107497608A CN201710818251.4A CN201710818251A CN107497608A CN 107497608 A CN107497608 A CN 107497608A CN 201710818251 A CN201710818251 A CN 201710818251A CN 107497608 A CN107497608 A CN 107497608A
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- CN
- China
- Prior art keywords
- belt feeder
- leather band
- scrap leather
- unhurried current
- flotation device
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/1412—Flotation machines with baffles, e.g. at the wall for redirecting settling solids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/1487—Means for cleaning or maintenance
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Paper (AREA)
Abstract
The present invention discloses a kind of device for reducing flotation device knot calcium, the unhurried current groove being obliquely installed is set up between tank diameter and flotation device, the unhurried current groove open topped, bottom are stepped, unhurried current groove inner surface is belt feeder scrap leather band, and belt feeder scrap leather band both sides are fixed on unhurried current trough rim edge by bolt, nut.Beneficial effects of the present invention：Flow slowly groove open type design, and cleaning is convenient, and the used time is few, and stepped designs make serum step-by-step flow down, and flow velocity is low.Belt feeder scrap leather band is to be detachably connected, and is cleaned after pulling down more convenient.By extending residence time of the ore pulp in unhurried current groove, caused crystal of calcium sulfate is set to be deposited in unhurried current groove.The labor intensity of site operation personnel is reduced, overhaul of the equipments frequency is also reduced, has saved the time.
Description
Technical field
The invention belongs to Wet Processes of Phosphoric Acid apparatus field, is related to a kind of device for reducing flotation device knot calcium and its user
Method.
Background technology
In Wet Processes of Phosphoric Acid, flotation device is must to use equipment, for removing low-grade, high MgO phosphorus ores by flotation technology
The impurity of raw material, it can just produce qualified diammonium phosphate product.In floatation process, to add proper proportion dilute sulfuric acid and
Activating agent, but dilute sulfuric acid can be with the substance reaction generation crystal of calcium sulfate in phosphate ore pulp, crystal of calcium sulfate indissoluble, these calcium sulfate
Crystallization can be adsorbed in ore pulp delivery duct, inner walls, central tube, flotation device hollow shaft, air distributor etc., cause part
Block.Flotation device works 3-5 days and will cleared up once.Because conveyance conduit is seal pipe, and the sulfuric acid calcium hardness crystallized it is big,
Adhesion is firm, and as the incrustation scale in kettle is such, cleaning gets up to waste time and energy, and the labor intensity of operating personnel is big, equipment utilization
Rate is not high.Open, frequency of stopping it is high, the bad grasp of operation index, also exist and damage flotation device because the cleanup action such as scraping, grinding repeatedly
The problem of anti-corrosion position, anti-corrosion function reduces, or even can cause equipment leakage.
The content of the invention
The present invention seeks to solve the problems, such as to clear up inconvenience after flotation device knot calcium, frequently stop, a kind of reduce is proposed
The device of flotation device knot calcium.
The present invention adopts the following technical scheme that：A kind of device for reducing flotation device knot calcium, between tank diameter and flotation device
The unhurried current groove being obliquely installed is set up, the unhurried current groove open topped, bottom are stepped, and unhurried current groove inner surface is belt feeder scrap leather
Band, belt feeder scrap leather band both sides are fixed on unhurried current trough rim edge by bolt, nut.
Further, there are angle, angle angle 2-5 degree in the upper surface of unhurried current trench bottom ladder with horizontal plane.
Further, flow slowly groove overhung swing type cushioning fender, cushioning fender shape and unhurried current groove inner wall section shape
Shape is engaged, and along cross bar is fixed with cushioning fender, cross bar is placed on stock, and stock is provided with the semi arch for placing cross bar,
For stock in the top along unhurried current groove direction, stock both ends are separately fixed at tank diameter outer wall and flotation device outer wall.
A kind of application method of the device of above-mentioned reduction flotation device knot calcium, belt feeder scrap leather band is installed on unhurried current groove groove
Body, slurries chute of postponing flow through, and crystal of calcium sulfate is trapped within belt feeder scrap leather band, as time went on, existing calcium sulfate knot
Crystalline substance also acts as the effect of " crystal seed ", increases crystallization rate, reduces the calcium content into flotation device；Observe on belt feeder scrap leather band
Crystallization content, after crystallization content is big（Usually it is covered with crystallization at step inclined, when ladder upper surface gap tilt effect is no longer obvious）Need
The cleaning of belt feeder scrap leather band is pulled down, new belt feeder scrap leather band, the belt feeder scrap leather pulled down are changed after pulling down belt feeder scrap leather band
Band is beaten（Because scrap leather band is flexible big, can be separated by bending, beating mode except most of crystalline solid）, scraping,
Separate the crystal of attachment, crystal is substantially eliminated（There can be a small amount of residual, a small amount of residual does not influence subsequently to use, also
" crystal seed " can be used as to use）Belt feeder scrap leather band warehousing afterwards is stand-by.
A kind of application method of the device of above-mentioned reduction flotation device knot calcium, belt feeder scrap leather band is installed on unhurried current groove groove
Body, cushioning fender is placed, slurries chute of postponing is flowed through, and crystal of calcium sulfate is trapped within belt feeder scrap leather band and cushioning fender,
As time went on, existing crystal of calcium sulfate also acts as the effect of " crystal seed ", increases crystallization rate, reduces the calcium into flotation device
Content；Observe the crystallization content on belt feeder scrap leather band and cushioning fender, need to take down cushioning fender after crystallization content is big, pull down skin again
Band machine scrap leather band is cleared up, and is changed new belt feeder scrap leather band and new cushioning fender after pulling down belt feeder scrap leather band, is pulled down
Belt feeder scrap leather band beaten, scraping operations, the cushioning fender pulled down carries out stripping operation（Metal baffle plate can be used
Hammer taps, and crystallizing layer is dropped）, make the crystal separation adhered on belt feeder scrap leather band and cushioning fender, crystal is by base
Belt feeder scrap leather band, cushioning fender warehousing after this removing is stand-by.
Beneficial effects of the present invention：Flow slowly groove open type design, and cleaning is convenient, and the used time is few, stepped designs make slurries by
Level flows down, and flow velocity is low.Belt feeder scrap leather band is to be detachably connected, and is cleaned after pulling down more convenient.The upper surface of bottom ladder is non-aqueous
It is flat, it can further slow down the flowing of crystalline sulfuric acid calcium.Cushioning fender lowers flow rate of pulp, extends ore pulp in the stop for the groove that flows slowly
Between, it is allowed to caused crystal of calcium sulfate and is deposited in unhurried current groove.The present invention makes, is easy for installation, and cost is low, substantially reduces scene
The labor intensity of operating personnel, overhaul of the equipments frequency is also reduced, has saved the time.
Brief description of the drawings
Fig. 1 is the scheme of installation of the present invention；
Fig. 2 is the schematic cross-section of the present invention；
Fig. 3 is the scheme of installation of stock of the present invention and cross bar；
Fig. 4 is the present invention unhurried current non-horizontal schematic diagram in trench bottom ladder upper surface；
Wherein：1-tank diameter, 2-flotation device, 3-unhurried current groove, 4-belt feeder scrap leather band, 5-cushioning fender, 6-cross bar,
7-stock, 8-semi arch.
Embodiment
As illustrated, a kind of device for reducing flotation device knot calcium, sets up between tank diameter 1 and flotation device 2 and is obliquely installed
Unhurried current groove 3, allow slurries to flow automatically, unhurried current groove 3 open topped, bottom are stepped, and stairstepping makes serum step-by-step flow down, stream
Speed is low, and the unhurried current inner surface of groove 3 is belt feeder scrap leather band 4, and the both sides of belt feeder scrap leather band 4 are fixed on unhurried current groove 3 by bolt, nut
Edge, such to be detachably connected, belt feeder scrap leather band 4 is cleaned after pulling down and is more convenient, because the belt internal layer removed is soft
Matter, it can be separated by overturning, beating a calcium sulfate scaling from belt surface.
There is angle the upper surface of the unhurried current bottom ladder of groove 3 with horizontal plane, angle angle 2-5 degree, can further slow down sulfuric acid
The flowing of calcium crystallization, it is allowed to deposit without entering in flotation device 2 in groove.
Flow slowly the overhung swing type cushioning fender 5 of groove 3, and the shape of cushioning fender 5 matches with unhurried current groove 3 inner wall section shape
Closing, along cross bar 6 is fixed with cushioning fender 5, cross bar 6 is placed on stock 7, and stock 7 is provided with the semi arch 8 for placing cross bar 6,
For stock 7 in the top along unhurried current groove 3 direction, the both ends of stock 7 are separately fixed at the outer wall of tank diameter 1 and the outer wall of flotation device 2.Bumper
Plate lowers flow rate of pulp, extends residence time of the ore pulp in unhurried current groove, is allowed to caused crystal of calcium sulfate and is deposited in unhurried current groove.
The design of cross bar 6 and stock 7, semi arch 8, cushioning fender 5 is set to be swung under slurries impact, slurries can flow, but by one
It is fixed to stop, very easily cushioning fender 5 can also be removed, the number of cushioning fender 5 is determined according to actual conditions.
The present invention makes crystal of calcium sulfate is as much as possible to be deposited in groove, into flotation device by the design for the groove 3 that flows slowly
Only a small amount of knot calcium, can so greatly prolong flotation device cleaning cycle, reduce the cleaning frequency.
Belt feeder scrap leather band 4 is installed on unhurried current groove 3 cell body during use, places cushioning fender 5, slurries chute 3 of postponing flows
Cross, crystal of calcium sulfate is trapped within belt feeder scrap leather band 4 and cushioning fender 5, and as time went on, existing crystal of calcium sulfate is also
Play a part of " crystal seed ", increase crystallization rate, reduce the calcium content into flotation device；Observe belt feeder scrap leather band 4 and buffering
Crystallization content on baffle plate 5, need to take down cushioning fender 5 after crystallization content is big, pull down belt feeder scrap leather band 4 again and cleared up, pull down
New belt feeder scrap leather band 4 and new cushioning fender 5 are changed after belt feeder scrap leather band 4,（Skilled operation or multi agent cooperation condition
Under, replacing construction is no more than 10 minutes）The belt feeder scrap leather band 4 pulled down is beaten, scraping operations, the cushioning fender 5 pulled down
Stripping operation is carried out, the crystal for making to adhere on belt feeder scrap leather band 4 and cushioning fender 5 separates, after crystal is substantially eliminated
Belt feeder scrap leather band 4, the warehousing of cushioning fender 5 it is stand-by.
Claims (5)
1. a kind of device for reducing flotation device knot calcium, it is characterized in that：In tank diameter（1）With flotation device（2）Between set up inclination and set
The unhurried current groove put（3）, the unhurried current groove（3）Open topped, bottom are stepped, and flow slowly groove（3）Inner surface is belt feeder scrap leather
Band（4）, belt feeder scrap leather band（4）Both sides are fixed on unhurried current groove by bolt, nut（3）Edge.
2. a kind of device for reducing flotation device knot calcium according to claim 1, it is characterized in that：Flow slowly groove（3）Bottom ladder
Upper surface and horizontal plane have angle, angle angle 2-5 degree.
3. a kind of device for reducing flotation device knot calcium according to claim 1, it is characterized in that：Flow slowly groove（3）Overhung
Swing type cushioning fender（5）, cushioning fender（5）Shape and unhurried current groove（3）Inner wall section shape is engaged, cushioning fender（5）On
Edge is fixed with cross bar（6）, cross bar（6）It is placed in stock（7）On, stock（7）It is provided with and places cross bar（6）Semi arch（8）, it is long
Bar（7）Flow slowly groove on edge（3）The top in direction, stock（7）Both ends are separately fixed at tank diameter（1）Outer wall and flotation device（2）Outside
Wall.
4. the application method of the device of flotation device knot calcium is reduced described in a kind of claim 2, it is characterized in that：Belt feeder scrap leather band
（4）It is installed on unhurried current groove（3）Cell body, slurries are postponed chute（3）Flow through, crystal of calcium sulfate is trapped within belt feeder scrap leather band（4）,
As time went on, existing crystal of calcium sulfate also acts as the effect of " crystal seed ", increases crystallization rate, reduces the calcium into flotation device
Content；Observe belt feeder scrap leather band（4）On crystallization content, need to pull down belt feeder scrap leather band after crystallization content is big（4）Cleaning, is pulled down
Belt feeder scrap leather band（4）New belt feeder scrap leather band is changed afterwards（4）, the belt feeder scrap leather band pulled down（4）Beaten, scraping,
Separate the crystal of attachment, crystal be substantially eliminated after belt feeder scrap leather band（4）Warehousing is stand-by.
5. the application method of the device of flotation device knot calcium is reduced described in a kind of claim 3, it is characterized in that：Belt feeder scrap leather band
（4）It is installed on unhurried current groove（3）Cell body, place cushioning fender（5）, slurries postpone chute（3）Flow through, crystal of calcium sulfate is trapped within
Belt feeder scrap leather band（4）And cushioning fender（5）On, as time went on, existing crystal of calcium sulfate also acts as the effect of " crystal seed ",
Increase crystallization rate, reduce the calcium content into flotation device；Observe belt feeder scrap leather band（4）And cushioning fender（5）On crystallization
Amount, need to take down cushioning fender after crystallization content is big（5）, pull down belt feeder scrap leather band again（4）Cleared up, pull down belt feeder scrap leather
Band（4）New belt feeder scrap leather band is changed afterwards（4）With new cushioning fender（5）, the belt feeder scrap leather band pulled down（4）Fallen
Beat, scraping operations, the cushioning fender pulled down（5）Stripping operation is carried out, makes belt feeder scrap leather band（4）And cushioning fender（5）It is upper attached
Crystal separation, crystal be substantially eliminated after belt feeder scrap leather band（4）, cushioning fender（5）Warehousing is stand-by.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710818251.4A CN107497608A (en) | 2017-09-12 | 2017-09-12 | A kind of device and its application method for reducing flotation device knot calcium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710818251.4A CN107497608A (en) | 2017-09-12 | 2017-09-12 | A kind of device and its application method for reducing flotation device knot calcium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107497608A true CN107497608A (en) | 2017-12-22 |
Family
ID=60696391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710818251.4A Pending CN107497608A (en) | 2017-09-12 | 2017-09-12 | A kind of device and its application method for reducing flotation device knot calcium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107497608A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109821663A (en) * | 2019-03-21 | 2019-05-31 | 陈刚刚 | A kind of unpowered ladder-like waterfall flotation technology |
| CN110124986A (en) * | 2019-05-27 | 2019-08-16 | 中交第四公路工程局有限公司 | A kind of vibrative filter for the synchronous washing equipment of rubble |
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| CN102463192A (en) * | 2010-11-17 | 2012-05-23 | 中粮集团有限公司 | Stone removing tank for corns |
| CN203469556U (en) * | 2013-08-16 | 2014-03-12 | 甘肃瓮福化工有限责任公司 | Clarification device for sewage of flat land type phosphogypsum slag dam |
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| CN205366981U (en) * | 2015-12-20 | 2016-07-06 | 新余钢铁集团有限公司 | Stairstepping buffering funnel |
| CN106733151A (en) * | 2016-12-09 | 2017-05-31 | 大连凯泓科技有限公司 | The staged primary purifying device of waste liquid is cut with iron for high concentration |
| CN207413615U (en) * | 2017-09-12 | 2018-05-29 | 甘肃瓮福化工有限责任公司 | A kind of device for reducing flotation device knot calcium |
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2017
- 2017-09-12 CN CN201710818251.4A patent/CN107497608A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102020328A (en) * | 2009-09-18 | 2011-04-20 | 林志佳 | Heat collecting plate type solar seawater desalination device |
| CN102463192A (en) * | 2010-11-17 | 2012-05-23 | 中粮集团有限公司 | Stone removing tank for corns |
| CN203469556U (en) * | 2013-08-16 | 2014-03-12 | 甘肃瓮福化工有限责任公司 | Clarification device for sewage of flat land type phosphogypsum slag dam |
| CN203470168U (en) * | 2013-08-16 | 2014-03-12 | 甘肃瓮福化工有限责任公司 | Device for prolonging cleaning period of floatation machine |
| CN103835260A (en) * | 2014-03-04 | 2014-06-04 | 李中平 | Method for building and repairing dam of flooded paddy field |
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| CN207413615U (en) * | 2017-09-12 | 2018-05-29 | 甘肃瓮福化工有限责任公司 | A kind of device for reducing flotation device knot calcium |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109821663A (en) * | 2019-03-21 | 2019-05-31 | 陈刚刚 | A kind of unpowered ladder-like waterfall flotation technology |
| CN110124986A (en) * | 2019-05-27 | 2019-08-16 | 中交第四公路工程局有限公司 | A kind of vibrative filter for the synchronous washing equipment of rubble |
| CN110124986B (en) * | 2019-05-27 | 2024-04-26 | 中交第四公路工程局有限公司 | Vibration filtering device for synchronous washing equipment for broken stone |
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