CN107350075A - A kind of device and method for efficiently removing metal iron tramp in aluminum oxide - Google Patents
A kind of device and method for efficiently removing metal iron tramp in aluminum oxide Download PDFInfo
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- CN107350075A CN107350075A CN201710806848.7A CN201710806848A CN107350075A CN 107350075 A CN107350075 A CN 107350075A CN 201710806848 A CN201710806848 A CN 201710806848A CN 107350075 A CN107350075 A CN 107350075A
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- stock chest
- feeding pipe
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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
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
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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
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/30—Combinations with other devices, not otherwise provided for
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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
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C2201/00—Details of magnetic or electrostatic separation
- B03C2201/18—Magnetic separation whereby the particles are suspended in a liquid
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- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The present invention discloses a kind of device and method for efficiently removing metal iron tramp in aluminum oxide, including feeding feeder apparatus, ferromagnetic substance removing device and circulation stock chest, charging feeder apparatus includes feed well and pneumatic diaphragm pump, the charging aperture of feed well is connected with aluminum oxide feeding pipe, the discharging opening of feed well is connected by the import of feeding pipe and pneumatic diaphragm pump, ferromagnetic substance removing device includes two groups of electric magnetic iron remover groups being connected in parallel, the outlet of the feed pipe and pneumatic diaphragm pump of electric magnetic iron remover group connects, the discharge pipe of electric magnetic iron remover group is connected with circulating the charging aperture of stock chest, the discharging opening of circulation stock chest is connected with feeding pipe, import of the discharging opening of stock chest also by circulating feeding pipe and pneumatic diaphragm pump is circulated to connect.The present invention makes the material containing ferrous metal impurity pass through electric magnetic iron remover group to reach iron removaling metal impurities purpose, easy to operate, clean environment, and impurity iron content can control up to standard completely in product.
Description
Technical field
The present invention relates to the device and method that metal iron tramp is efficiently removed during aluminum oxide wet-treating, specifically relate to
A kind of and device and method for efficiently removing metal iron tramp in extra-high voltage insulating part aluminum oxide.
Background technology
China is just building the extra-high voltage electric transmission and transformation bone of 1000kV alternating voltages and ± 800kV direct currents in large-scale development at present
Dry rack engineering, electric filler aluminum oxide are that poured with epoxy resin method produces super-pressure, extra-high voltage is opened with SF6JIS Large-scale High-Pressures
Key raw material necessary to closing apparatus insulated part, it is desirable to which metallic iron impurity content control therein, which is arrived, is not more than 0.1ppm.
A certain amount of metal iron tramp (50~200ppm) can be all introduced in industrial oxidation aluminum feedstock and its further in deep-processing process,
The trace meter iron tramp in alumina raw material how is effectively removed, is always a technology difficulty for producing electric filler aluminum oxide
Topic.The method of metal iron tramp is in existing removing aluminum oxide：Mashing enters wet-treating groove after dry powder magnetic separation, adds sulfuric acid,
Lead to steam heating again, rely primarily on acid reaction method iron removaling, this method has high energy consumption, low production efficiency, has acid mist pollution etc.
Problem.
In summary, device and the side of a kind of trace meter iron tramp that can efficiently remove in alumina raw material how to be designed
Method is still technical problem to be solved.
The content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, metal iron tramp in aluminum oxide is efficiently removed the invention provides a kind of
Device and method, on the basis of dry powder deironing, the alumina powder wet-treating stage increase a deironing apparatus, operation letter
Just, clean environment, than adding sulfuric acid deferrization process to improve 5~10 times of production efficiency originally, impurity iron content can be complete in product
Control it is up to standard, can be in the wet high-effective iron removaling of other powders.
The technical solution adopted in the present invention is：
It is a kind of efficiently remove aluminum oxide in metal iron tramp device, including charging feeder apparatus, ferromagnetic substance removing device and
Stock chest is circulated, the charging feeder apparatus includes feed well and pneumatic diaphragm pump, and the top of the feed well is provided with charging aperture,
Bottom is provided with discharging opening, and the charging aperture of the feed well is connected with aluminum oxide feeding pipe, and the discharging opening of the feed well passes through
The import of feeding pipe and pneumatic diaphragm pump is connected, and inlet channel is connected with the feed well；The ferromagnetic substance removing device bag
The two groups of electric magnetic iron remover being connected in parallel groups are included, the outlet of the feed pipe and pneumatic diaphragm pump of the electric magnetic iron remover group connects
Connect, the discharge pipe of the electric magnetic iron remover group is connected with circulating the charging aperture of stock chest, the discharging opening of the circulation stock chest
Feeding pipe is connected with, import of the discharging opening for circulating stock chest also by circulating feeding pipe and pneumatic diaphragm pump connects
Connect.
Further, the charging feeder apparatus also includes air compressor machine, the air compressor machine by gas pipeline and pneumatically every
Membrane pump is connected, and intake valve is provided with the gas pipeline that the air compressor machine is connected with pneumatic diaphragm pump.
Further, the electric magnetic iron remover group includes the electric magnetic iron remover that several are connected in series, the electromagnetism iron removaling
The upper end of device is provided with feed opening, and lower end is provided with feeding mouth, and the feed opening of the electric magnetic iron remover passes through feeding pipe and another electricity
The feeding mouth connection of deironing device.
Further, it is provided with the electric magnetic iron remover and removes reja, it is described except reja is made of stainless steel material.
Further, the lower end of the feed well and circulation stock chest is connected to air compressor machine gas pipeline, it is described enter
Hopper and circulation stock chest be connected respectively by air compressor machine gas pipeline with air compressor machine, the air compressor machine gas pipeline be provided with into
Air valve.
Further, on the feeding pipe of the import connection of the discharging opening of the feed well and pneumatic diaphragm pump, described follow
On the circulation feeding pipe of the import connection of the discharging opening of ring stock chest and pneumatic diaphragm pump and the discharging for circulating stock chest
Control valve is respectively equipped with the feeding pipe of mouth connection, the control valve is connected with control system.
Further, on the circulation feeding pipe of the import connection of the discharging opening and pneumatic diaphragm pump of the circulation stock chest
Provided with magnetism detector.
Further, it is respectively equipped with control valve on the feed pipe and discharge pipe of two groups of electric magnetic iron remover groups.
A kind of method of work for efficiently removing the device of metal iron tramp in aluminum oxide, comprises the following steps：
(1) aluminum oxide dry powder is delivered in feed well by aluminum oxide feeding pipe, by inlet channel to feed well
Interior water filling, it is 300-600g/L to make feed concentration, and conveying compressed air into feed well by air compressor machine gas pipeline enters promoting the circulation of qi
Dynamic stirring, until feed liquid is uniform；
(2) control the control valve on feeding pipe to open by control system, feed liquid is delivered to through pneumatic diaphragm pump
In ferromagnetic substance removing device, electromagnetism iron removaling is carried out to feed liquid；
(3) by after electromagnetism iron removaling feed liquid storage to circulation stock chest in, by air compressor machine gas pipeline to circulation storing
Conveying compressed air carries out pneumatic stirring in groove, until feed liquid is uniform；After the capacity in stock chest reaches a certain amount of, pass through control
Control valve on the discharging opening of system control circulation stock chest processed is opened, and the slurry for making to store in stock chest flows through magnetic detection
Instrument, the index of iron tramp in slurry is detected by magnetism detector, and the index of iron tramp is transmitted to control system, passes through control
System processed judges whether the index of iron tramp is qualified, if the index of iron tramp is unqualified, into step (4)；If iron tramp
Qualified, then into step (5)；
(4) control valve on circulation feeding pipe is controlled to open by control system, feed liquid is defeated through pneumatic diaphragm pump
Deliver to and carry out electromagnetism iron removaling in ferromagnetic substance removing device again, until the qualified of iron tramp；
(5) control valve on the feeding pipe for controlling the discharging opening of circulation stock chest to connect by control system is opened,
Feed liquid is delivered in lower step process.
Further, the feeding pipe and circulation feeding pipe are respectively adopted pvc material and are made.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) increase by a ferromagnetic substance removing device in the alumina powder wet-treating stage, the ferromagnetic substance removing device uses more
The electric magnetic iron remover of high induced field intensity composes in parallel again after being divided into two groups of series connection, and the material containing ferrous metal impurity passes through electricity
During deironing device group, adsorbed by magnetic deironing grid to reach iron removaling metal impurities purpose；Material in the iron removal of highfield,
Stock chest and pipeline, which will not be magnetized, influences de-ferrous effect；
(2) using circulation stock chest and circulation conveying pipeline, carry out circulation deferrization to slurry, material in circulation deferrization not
Bring secondary pollution caused by ferrous metal impurity into because of friction；
(3) control valve is set respectively on the input and output material pipeline of electric magnetic iron remover group in parallel so that every group of electromagnetism iron removaling
Device, which can individually stop operation to clear up, removes reja, the operation without stopping pneumatic charging pump, substantially increases operating efficiency；
(4) present invention provides compressed-air power, operation letter by air compressor machine for pneumatic stirring operation and pneumatic diaphragm pump
Just, clean environment, pneumatic stirring can more prevent the secondary pollution that mechanical wear is brought compared with mechanical agitation, and without dead angle without heavy
Material, stirring are abundant；
(5) present invention makes product than adding sulfuric acid deferrization process to improve 5~10 times of production efficiency originally using magnetic detection
Middle impurity iron content can control up to standard completely, it can also be used to the wet high-effective iron removaling of other powders, have general applicability.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its illustrate be used for explain the application, do not form the improper restriction to the application.
Fig. 1 be the embodiment of the present invention efficient removing aluminum oxide in metal iron tramp device overall structure diagram；
Wherein, 1, charging feeder apparatus, 2, ferromagnetic substance removing device, 3, circulation stock chest, 4, feed well, 5, pneumatic diaphragm
Pump, 6, air compressor machine, 7, charging aperture, 8, control valve, 9, electric magnetic iron remover group, 10, electric magnetic iron remover, 11, inlet channel, 12,
Circulate feeding pipe, 13, magnetism detector.
Embodiment
It is noted that described further below is all exemplary, it is intended to provides further instruction to the application.It is unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
As background technology is introduced, high energy consumption, low production efficiency in the prior art be present, have that acid mist pollution is insufficient,
In order to solve technical problem as above, the device of metal iron tramp and side in aluminum oxide are efficiently removed present applicant proposes a kind of
Method, on the basis of dry powder deironing, increase by a deironing apparatus in the alumina powder wet-treating stage, easy to operate, environment is clear
Clean, than adding sulfuric acid deferrization process to improve 5~10 times of production efficiency originally, impurity iron content can control up to standard completely in product,
Can be in the wet high-effective iron removaling of other powders.
In a kind of typical embodiment of the application, as shown in Figure 1, there is provided a kind of efficiently to remove metal in aluminum oxide
The device of iron tramp, returning apparatus include charging feeder apparatus 1, ferromagnetic substance removing device 2 and circulation stock chest 3, three parts and connected,
It is end to end, beneficial to circulation.
The charging feeder apparatus 1 includes feed well 4, pneumatic diaphragm pump 5 and air compressor machine 6, and the top of the feed well 4 is set
There is charging aperture 7, bottom is provided with discharging opening, and the charging aperture 7 of the feed well is connected with aluminum oxide feeding pipe, the feed well
Discharging opening is connected by feeding pipe with the import of pneumatic diaphragm pump 5, and inlet channel 11 is connected with the feed well 4；It is described
Air compressor machine 6 is connected by gas pipeline with pneumatic diaphragm pump 5, and the lower end of the feed well 4 and circulation stock chest 3 is connected to
Air compressor machine gas pipeline, the feed well 4 and circulation stock chest 3 are connected by air compressor machine gas pipeline with air compressor machine 6, pass through sky
Press provides power for pneumatic stirring operation, is easy to pneumatic stirring to prevent from precipitating.The application is pneumatic diaphragm pump by air compressor machine 6
5th, feed well 4 and circulation stock chest 3 provide required air demand, slurry is stirred and is conveyed using compressed air as power.Institute
The concrete structure for stating air compressor machine uses prior art, and the application is not repeated.
The ferromagnetic substance removing device 2 includes two groups of electric magnetic iron remover groups 9 being connected in parallel, the electric magnetic iron remover group 9
Feed pipe is connected with the outlet of pneumatic diaphragm pump 5, the discharge pipe of the electric magnetic iron remover group 9 and entering for circulation stock chest 3
Material mouth connects, and the discharging opening of the circulation stock chest 3 is connected with feeding pipe, and feed liquid is transported into subsequent processing；The circulation
The discharging opening of stock chest 3 is also connected by circulating feeding pipe 12 with the import of pneumatic diaphragm pump 5；The circulation feeding pipe 12
Magnetism detector 13 is provided with, is easy to timely monitoring device de-ferrous effect.
The device of metal iron tramp in aluminum oxide is efficiently removed disclosed in the present embodiment, on the basis of dry powder deironing,
The alumina powder wet-treating stage increases by a ferromagnetic substance removing device, is not less than 1.4 teslas using more induced field intensity
(T) electric magnetic iron remover 10, be divided into after two groups of series connection again it is in parallel, in adjustment stirring feed well pulp density it is solid contain for 300~
600g/L, slurry is set to be transported to circulation storing by electric magnetic iron remover group 9 with 3~7m3/h stable flow velocity with pneumatic diaphragm pump 5
In groove 3, make to be suspended in the metallic iron contaminant particles in slurry and be attracted to when passing through magnetic field except on reja, often having handled one
Groove slurry, the power supply of electric magnetic iron remover 10 is closed, take out grid and the iron tramp of absorption is once cleared up.Complete mashing operation
Afterwards, then individually 60~120min circulation deferrization operation is carried out to circulation stock chest, finally makes the magnetic iron tramp in aluminum oxide
Content drop below 0.1ppm.
In another embodiment of the application, the air compressor machine gas pipeline is provided with intake valve, is controlled and pressed by intake valve
Contracting air conveying capacity.
In another embodiment of the application, also be provided with the gas pipeline that the air compressor machine is connected with pneumatic diaphragm pump 5 into
Air valve, compressed air conveying capacity is controlled by intake valve.
Above-mentioned electric magnetic iron remover group 9 includes several electric magnetic iron removers 10 being connected in series, the electric magnetic iron remover 10
Upper end be provided with feed opening, lower end is provided with feeding mouth, and the feed opening of the electric magnetic iron remover 10 passes through feeding pipe and another electricity
The feeding mouth connection of deironing device；It is provided with the electric magnetic iron remover 10 and removes reja, it is described except reja uses stainless steel
Material is made.
On the feeding pipe of the import connection of the discharging opening of above-mentioned feed well and pneumatic diaphragm pump, the circulation stock chest
Discharging opening and pneumatic diaphragm pump import connection circulation feeding pipe on and it is described circulation stock chest discharging opening connect
Control valve 8 is respectively equipped with feeding pipe；Set respectively on the feed pipe and discharge pipe of two groups of electric magnetic iron remover groups
There is control valve 8.Disengaging slurry is controlled by control valve 8.
The device also includes control system, and control valve 8 and magnetism detector 13 are connected with control system respectively, the control
System processed includes controller and power module.
Above-mentioned, feeding pipe, circulation feeding pipe are made of pvc material.
Efficiently removed in aluminum oxide in the device of metal iron tramp disclosed in the present embodiment, tramp iron separator is high using magnetic field intensity
Up to 15000GS electric magnetic iron remover, except reja and material contact site use stainless steel material system in electric magnetic iron remover
Make, feeding pipe, circulation feeding pipe are made of pvc material, are stirred and convey using clean air as power, in parallel
Each group of input and output material pipeline is designed with independent control valve in electric magnetic iron remover group, and charging/discharging valve is not shared between group and group
Door.For material in the iron removal of highfield, stock chest and pipeline, which will not be magnetized, influences de-ferrous effect；Material is in circulation deferrization
Secondary pollution caused by ferrous metal impurity is not brought into because of friction；Valve is set on the input and output material pipeline of electric magnetic iron remover group in parallel,
The cleaning that individually stops operation of every group of electric magnetic iron remover is allowd remove reja, without the operation of the pneumatic charging pump of stopping, greatly
Improve operating efficiency greatly.When material containing ferrous metal impurity is by electric magnetic iron remover group, adsorbed to come by magnetic deironing grid
Reach iron removaling metal impurities purpose.
In the typical embodiment of another of the application, there is provided a kind of efficiently to remove metal iron tramp in aluminum oxide
The method of work of device, comprises the following steps：
(1) aluminum oxide dry powder is delivered in feed well by aluminum oxide feeding pipe, by inlet channel to feed well
Interior water filling, it is 300-600g/L to make feed concentration, and conveying compressed air into feed well by air compressor machine gas pipeline enters promoting the circulation of qi
Dynamic stirring is uniform to feed liquid, prevents from precipitating；
(2) control the control valve on feeding pipe to open by control system, feed liquid is delivered to through pneumatic diaphragm pump
In ferromagnetic substance removing device, electromagnetism iron removaling is carried out to feed liquid；
(3) feed liquid after electromagnetism iron removaling is stored into stock chest, by air compressor machine gas pipeline into circulation stock chest
It is uniform to feed liquid to convey compressed air progress pneumatic stirring；After the capacity in stock chest reaches a certain amount of, pass through control system
Control valve on the discharging opening of control circulation stock chest is opened, and the slurry for making to store in stock chest flows through magnetism detector, leads to
The index of iron tramp in magnetism detector detection slurry is crossed, and the index of iron tramp is transmitted to control system, is by controlling
System judges whether the index of iron tramp is qualified, if the index of iron tramp is unqualified, into step (4)；If the index of iron tramp
It is qualified, then into step (5)；
(4) control valve on circulation feeding pipe is controlled to open by control system, feed liquid is defeated through pneumatic diaphragm pump
Deliver to and carry out electromagnetism iron removaling in ferromagnetic substance removing device again, until the qualified of iron tramp；
(5) control valve on the feeding pipe for controlling the discharging opening of circulation stock chest to connect by control system is opened,
Feed liquid is delivered in lower step process.
The present invention increases by a ferromagnetic substance removing device in the alumina powder wet-treating stage, and the ferromagnetic substance removing device uses more
The electric magnetic iron remover of the high induced field intensity of platform composes in parallel again after being divided into two groups of series connection, and the material containing ferrous metal impurity passes through
During electric magnetic iron remover group, adsorbed by magnetic deironing grid to reach iron removaling metal impurities purpose；Material is in highfield iron removal
In, stock chest and pipeline, which will not be magnetized, influences de-ferrous effect；Using circulation stock chest and circulation conveying pipeline, slurry is carried out
Circulation deferrization, material do not bring secondary pollution caused by ferrous metal impurity into circulation deferrization because of friction；In electromagnetism iron removaling in parallel
Control valve is set respectively on the input and output material pipeline of device group so that every group of electric magnetic iron remover, which can individually stop operation, clears up iron removaling
Grid, the operation without stopping pneumatic charging pump, substantially increases operating efficiency；The pneumatic stirring operation of the present invention and pneumatic
Membrane pump uses compressed air, and for power, easy to operate, clean environment, pneumatic stirring can more prevent machinery compared with mechanical agitation
The secondary pollution brought is worn, and it is abundant without jetsam, stirring without dead angle；Present invention process added sulfuric acid deferrization process to carry than originally
5~10 times of high efficiency, impurity iron content is set in product to control completely using magnetic detection up to standard, it can also be used to other
The wet high-effective iron removaling of powder.
Although above-mentioned the embodiment of the present invention is described with reference to accompanying drawing, model not is protected to the present invention
The limitation enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art are not
Need to pay various modifications or deformation that creative work can make still within protection scope of the present invention.
Claims (10)
1. a kind of device for efficiently removing metal iron tramp in aluminum oxide, it is characterized in that, including charging feeder apparatus, electromagnetism iron removaling
Device and circulation stock chest, the charging feeder apparatus include feed well and pneumatic diaphragm pump, and the top of the feed well is provided with
Charging aperture, bottom are provided with discharging opening, and the charging aperture of the feed well is connected with aluminum oxide feeding pipe, the discharging of the feed well
Mouth is connected by the import of feeding pipe and pneumatic diaphragm pump, and inlet channel is connected with the feed well；The electromagnetism iron removaling
Device includes two groups of electric magnetic iron remover groups being connected in parallel, the feed pipe of the electric magnetic iron remover group and going out for pneumatic diaphragm pump
Mouth connection, the discharge pipe of the electric magnetic iron remover group are connected with circulating the charging aperture of stock chest, and the circulation stock chest goes out
Material mouth is connected with feeding pipe, import of the discharging opening for circulating stock chest also by circulating feeding pipe and pneumatic diaphragm pump
Connection.
2. it is according to claim 1 it is a kind of efficiently remove aluminum oxide in metal iron tramp device, it is characterized in that, it is described enter
Material feeder apparatus also includes air compressor machine, and the air compressor machine is connected by gas pipeline with pneumatic diaphragm pump, the air compressor machine and gas
Intake valve is provided with the gas pipeline of dynamic membrane pump connection.
3. a kind of device for efficiently removing metal iron tramp in aluminum oxide according to claim 1, it is characterized in that, the electricity
Deironing device group includes several electric magnetic iron removers being connected in series, and the upper end of the electric magnetic iron remover is provided with feed opening, lower end
Provided with feeding mouth, the feed opening of the electric magnetic iron remover is connected by feeding pipe with the feeding mouth of another electric magnetic iron remover.
4. a kind of device for efficiently removing metal iron tramp in aluminum oxide according to claim 1, it is characterized in that, the electricity
It is provided with deironing device and removes reja, it is described except reja is made of stainless steel material.
5. it is according to claim 1 it is a kind of efficiently remove aluminum oxide in metal iron tramp device, it is characterized in that, it is described enter
The lower end of hopper and circulation stock chest is connected to air compressor machine gas pipeline, and the feed well and circulation stock chest pass through respectively
Air compressor machine gas pipeline is connected with air compressor machine, and the air compressor machine gas pipeline is provided with intake valve.
6. it is according to claim 1 it is a kind of efficiently remove aluminum oxide in metal iron tramp device, it is characterized in that, it is described enter
On the feeding pipe of the import connection of the discharging opening of hopper and pneumatic diaphragm pump, the discharging opening of the circulation stock chest with pneumatically every
Set respectively on the feeding pipe connected on the circulation feeding pipe of the import connection of membrane pump with the discharging opening of the circulation stock chest
There is control valve, the control valve is connected with control system.
7. a kind of device for efficiently removing metal iron tramp in aluminum oxide according to claim 1, it is characterized in that, it is described to follow
The circulation feeding pipe of the import connection of the discharging opening and pneumatic diaphragm pump of ring stock chest is provided with magnetism detector.
8. a kind of device for efficiently removing metal iron tramp in aluminum oxide according to claim 1, it is characterized in that, described two
Control valve is respectively equipped with the feed pipe and discharge pipe of group electric magnetic iron remover group.
A kind of 9. work side of the device of metal iron tramp in efficient removing aluminum oxide as described in claim 1-8 any one of kind
Method, it is characterized in that, comprise the following steps：
(1) aluminum oxide dry powder is delivered in feed well by aluminum oxide feeding pipe, noted by inlet channel into feed well
Water, it is 300-600g/L to make feed concentration, and conveying compressed air into feed well by air compressor machine gas pipeline is pneumatically stirred
Mix, until feed liquid is uniform；
(2) control the control valve on feeding pipe to open by control system, feed liquid is delivered to electromagnetism through pneumatic diaphragm pump
In deironing apparatus, electromagnetism iron removaling is carried out to feed liquid；
(3) the feed liquid storage after electromagnetism iron removaling is arrived in circulation stock chest, by air compressor machine gas pipeline into circulation stock chest
Convey compressed air and carry out pneumatic stirring, until feed liquid is uniform；After the capacity in stock chest reaches a certain amount of, it is by controlling
Control valve on the discharging opening of system control circulation stock chest is opened, and the slurry for making to store in stock chest flows through magnetism detector,
The index of iron tramp in slurry is detected by magnetism detector, and the index of iron tramp is transmitted to control system, passes through control
System judges whether the index of iron tramp is qualified, if the index of iron tramp is unqualified, into step (4)；If the finger of iron tramp
It is qualified to mark, then into step (5)；
(4) control the control valve on circulation feeding pipe to open by control system, feed liquid is delivered to through pneumatic diaphragm pump
Electromagnetism iron removaling is carried out in ferromagnetic substance removing device again, until the qualified of iron tramp；
(5) control valve on the feeding pipe for controlling the discharging opening of circulation stock chest to connect by control system is opened, and will be expected
Liquid is delivered in lower step process.
10. the method for work according to claim 9 for efficiently removing the device of metal iron tramp in aluminum oxide, its feature
It is that the feeding pipe and circulation feeding pipe are respectively adopted pvc material and be made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710806848.7A CN107350075A (en) | 2017-09-08 | 2017-09-08 | A kind of device and method for efficiently removing metal iron tramp in aluminum oxide |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710806848.7A CN107350075A (en) | 2017-09-08 | 2017-09-08 | A kind of device and method for efficiently removing metal iron tramp in aluminum oxide |
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| CN107350075A true CN107350075A (en) | 2017-11-17 |
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| CN201710806848.7A Withdrawn CN107350075A (en) | 2017-09-08 | 2017-09-08 | A kind of device and method for efficiently removing metal iron tramp in aluminum oxide |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110314764A (en) * | 2019-06-25 | 2019-10-11 | 广东粤东机械实业有限公司 | A kind of steam derusting device |
| CN110980774A (en) * | 2019-11-20 | 2020-04-10 | 江苏宝众宝达药业有限公司 | Method for recovering lithium hydroxide monohydrate metal impurity overproof substance |
| CN111558441A (en) * | 2020-04-10 | 2020-08-21 | 四川玉塑新材料科技有限公司 | Calcium carbonate powder production and processing system |
| CN116159667A (en) * | 2022-12-07 | 2023-05-26 | 宜宾光原锂电材料有限公司 | Method for reducing magnetic foreign matters in nickel cobalt manganese hydroxide slurry by introducing dispersion medium |
-
2017
- 2017-09-08 CN CN201710806848.7A patent/CN107350075A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110314764A (en) * | 2019-06-25 | 2019-10-11 | 广东粤东机械实业有限公司 | A kind of steam derusting device |
| CN110980774A (en) * | 2019-11-20 | 2020-04-10 | 江苏宝众宝达药业有限公司 | Method for recovering lithium hydroxide monohydrate metal impurity overproof substance |
| CN111558441A (en) * | 2020-04-10 | 2020-08-21 | 四川玉塑新材料科技有限公司 | Calcium carbonate powder production and processing system |
| CN116159667A (en) * | 2022-12-07 | 2023-05-26 | 宜宾光原锂电材料有限公司 | Method for reducing magnetic foreign matters in nickel cobalt manganese hydroxide slurry by introducing dispersion medium |
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Application publication date: 20171117 |
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| WW01 | Invention patent application withdrawn after publication |