CN208632346U - A kind of Bayer process red mud dealkalize system - Google Patents
A kind of Bayer process red mud dealkalize system Download PDFInfo
- Publication number
- CN208632346U CN208632346U CN201820556567.0U CN201820556567U CN208632346U CN 208632346 U CN208632346 U CN 208632346U CN 201820556567 U CN201820556567 U CN 201820556567U CN 208632346 U CN208632346 U CN 208632346U
- Authority
- CN
- China
- Prior art keywords
- red mud
- pipeline
- bayer process
- process red
- filter
- 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.)
- Expired - Fee Related
Links
Landscapes
- Treatment Of Sludge (AREA)
Abstract
A kind of Bayer process red mud dealkalize system, the filter press that the filter and thickener that vibrating screen that the surge tank and surge tank connected including dewatering screen and dewatering screen by pipeline is connected by pipeline, the sedimentation basin being connect by pipeline respectively with vibrating screen and thickener and sedimentation basin are connected by pipeline are connected by pipeline, the Bayer process red mud dealkalize system further include that dry stockyard, Paste-filling System, aluminium oxide select factory's back pool.The Bayer process red mud dealkalize system of the utility model handles red mud grading dealkalize, the alkaline matter in red mud can effectively be removed, simultaneously according to red mud different grain size, classified utilization, red mud land occupation is reduced, is reduced environmental pollution, this system structure is simple, process is reasonable, has preferable Social benefit and economic benefit obvious.
Description
Technical field
The utility model relates to red mud process field, in particular to a kind of Bayer process red mud dealkalize system.
Background technique
Red mud is the bronzing pureed solid industrial waste generated after extraction aluminium oxide in bauxite in aluminium industry processed.One
As average 1 ton of aluminium oxide of every production, subsidiary 1.0~2.0 tons of red muds of generation.China is alumina producing big country, with aluminium oxide
The growth of yield and the reduction of bauxite grade, the annual output of red mud will be also continuously increased.
Bayer process red mud is the tailings that Bayer process aluminium metallurgy process generates, and is a kind of strong basicity solid pollutant, stored up
Journey will cause body of groundwater and soil pollution.In addition, the high alkali content in red mud is to restrict red mud to extract valuable rare precious metal, system
The key factor of standby construction material and environment adsorbing materials, it is therefore necessary to take effective measures and handle such solid waste.
Currently, red mud causes more and more economy and environmental problem, the attention with society to environmental protection work is compeled
Aluminum oxide industry is highly necessary asked to realize harmless emission or zero-emission, in consideration of it, more research institutions are all energetically carrying out both at home and abroad
Research and development to red mud comprehensive utilization.In the prior art, cannot be more perfect utilize red mud, especially to the separation of alkali in red mud return
It receives and utilizes, how effectively to make red mud dealkalization, while obtaining other economic products, sufficiently recycling red mud, be red mud recycling
The critical issue utilized.
Utility model content
The purpose of this utility model is exactly to provide a kind of Bayer process red mud dealkalize to overcome the shortcomings of above-mentioned background technique
System can effectively remove the alkaline matter in red mud, while by red mud grading, be respectively used to different field, the letter of this system structure
Single, process is reasonable, and operating cost is low, and red mud recycling treatment economic benefit is obvious.
To achieve the above object, the utility model provides the following technical solutions:
A kind of Bayer process red mud dealkalize system, the surge tank connected including dewatering screen and dewatering screen by pipeline, with size mixing
Vibrating screen that slot is connected by pipeline, the sedimentation basin being connect by pipeline respectively with vibrating screen and thickener pass through with sedimentation basin
The filter press that the filter and thickener of pipeline connection are connected by pipeline, the Bayer process red mud dealkalize system further includes doing
Stockyard, Paste-filling System, aluminium oxide select factory's back pool.
Further, the sedimentation basin and filter are by being equipped with mortar pump between pipeline connection.
Further, the thickener and filter press are by being equipped with mortar pump between pipeline connection.
Further, the dry stockyard is connect with filter by belt conveyor.
Further, the Paste-filling System is connect with filter press by belt conveyor.
Further, the aluminium oxide selects factory's back pool and dewatering screen, sedimentation basin, thickener, filter, filter press to pass through pipe
Road connection between pipeline connection and is equipped with back water pump.
The beneficial effects of the utility model are:
The Bayer process red mud dealkalize system of the utility model handles red mud grading dealkalize, can effectively remove in red mud
Alkaline matter, while according to red mud different grain size, classified utilization reduces red mud land occupation, reduces environmental pollution, this system structure
Simply, process is reasonable, has preferable Social benefit and economic benefit obvious.
Detailed description of the invention
Fig. 1 is the utility model Bayer process red mud dealkalize system flow schematic diagram.
1- dewatering screen in figure, 2- surge tank, 3- vibrating screen, 4- sedimentation basin, 5- thickener, 6- filter, 7- filter press, 8-
Dry stockyard, 9- Paste-filling System, 10- alumina producer back pool.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described ground embodiment is only the utility model a part of the embodiment, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work achievement
Every other embodiment obtained is put, is fallen within the protection scope of the utility model.
As shown in Figure 1, the Bayer process red mud dealkalize system, including dewatering screen 1, the tune being connect with dewatering screen 1 by pipeline
Stock tank 2, the vibrating screen 3 being connect by pipeline with surge tank 2, the sedimentation basin 4 being connect by pipeline respectively with vibrating screen 3 and concentration
Machine 5, the filter 6 being connect by pipeline with sedimentation basin 4, the filter press 7 being connect with thickener 5 by pipeline, the Bayer process
Red mud dealkalization system further includes that dry stockyard 8, Paste-filling System 9, aluminium oxide select factory's back pool 10.
The red mud recycling treatment system processing method are as follows:
Red mud Tailings Slurry enters dewatering screen 1 and carries out dehydration concentration, 1 oversize of dewatering screen by pipeline give surge tank 2 into
Row is sized mixing, and 2 ore pulp of surge tank is given vibrating screen 3 by pipeline and is classified, and 3 oversize of vibrating screen gives precipitating by pipeline
Pond 4 carries out concentrating and precipitating, and 3 undersize of vibrating screen send thickener 5 to carry out concentrating and precipitating by pipeline, and 4 underflow of sedimentation basin passes through
Pipeline is pumped to filter 6 and carries out thickening filtration, and 5 underflow of thickener is pumped to filter press 7 by pipeline and carries out filters pressing, filter
6 underflows are sent to dry stockyard 8 by belt conveyor and are stored up, and are subsequently used for building material product raw materials for production, filter press 7 passes through skin
Band conveyer gives Paste-filling System and carries out underground/pit filling, and the dehydration of dewatering screen 1,4 overflow of sedimentation basin, thickener 5 overflow
Stream, 6 overflow of filter and 7 overflow of filter press pass through pipeline pumped back alumina producer back pool 10.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (6)
1. a kind of Bayer process red mud dealkalize system, which is characterized in that sized mixing including dewatering screen and dewatering screen by what pipeline connected
Vibrating screen that slot and surge tank are connected by pipeline, the sedimentation basin being connect by pipeline respectively with vibrating screen and thickener, with it is heavy
The filter press that the filter and thickener that shallow lake pond is connected by pipeline are connected by pipeline, the Bayer process red mud dealkalize system
It further include that dry stockyard, Paste-filling System, aluminium oxide select factory's back pool.
2. a kind of Bayer process red mud dealkalize system according to claim 1, which is characterized in that the sedimentation basin and filter
Mortar pump is equipped between connecting by pipeline.
3. a kind of Bayer process red mud dealkalize system according to claim 1, which is characterized in that the thickener and filter press
Mortar pump is equipped between connecting by pipeline.
4. a kind of Bayer process red mud dealkalize system according to claim 1, which is characterized in that the dry stockyard and filter
It is connected by belt conveyor.
5. a kind of Bayer process red mud dealkalize system according to claim 1, which is characterized in that the Paste-filling System with
Filter press is connected by belt conveyor.
6. a kind of Bayer process red mud dealkalize system according to claim 1, which is characterized in that the aluminium oxide selects factory's return water
Pond is connect with dewatering screen, sedimentation basin, thickener, filter, filter press by pipeline, between pipeline connection and is equipped with back water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820556567.0U CN208632346U (en) | 2018-04-19 | 2018-04-19 | A kind of Bayer process red mud dealkalize system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820556567.0U CN208632346U (en) | 2018-04-19 | 2018-04-19 | A kind of Bayer process red mud dealkalize system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208632346U true CN208632346U (en) | 2019-03-22 |
Family
ID=65731908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820556567.0U Expired - Fee Related CN208632346U (en) | 2018-04-19 | 2018-04-19 | A kind of Bayer process red mud dealkalize system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208632346U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110482821A (en) * | 2019-08-13 | 2019-11-22 | 昆明理工大学 | The circulating water type dealkalize system and dealkalization method of a kind of sulfur-bearing tailing to red mud |
-
2018
- 2018-04-19 CN CN201820556567.0U patent/CN208632346U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110482821A (en) * | 2019-08-13 | 2019-11-22 | 昆明理工大学 | The circulating water type dealkalize system and dealkalization method of a kind of sulfur-bearing tailing to red mud |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101559295B (en) | Tailing dry heaping method | |
| CN102430481B (en) | Sorting process for high-ash and difficult-separation coal slime | |
| CN103301679A (en) | Tailing dewatering method | |
| CN109225603A (en) | High-purity low-iron quartz sand purifying technique | |
| CN105233975A (en) | Tailing treatment process in poor magnetic iron ore beneficiation process | |
| CN104815748A (en) | Two-stage crushing and grinding flotation technology for coking medium coal | |
| CN105327773B (en) | The method for reclaiming nepheline ore deposit in nepheline ore deposit mine tailing | |
| CN207119448U (en) | A kind of golden mine tailing pretreatment system | |
| CN208632346U (en) | A kind of Bayer process red mud dealkalize system | |
| CN112517235B (en) | Method for improving comprehensive utilization of durite tailings | |
| CN102500472A (en) | Concentrating, filtering and dehydrating process for flotation clean coal | |
| CN212237720U (en) | Argillization waste rock water thick liquids sediment system of arranging among gangue resourceful treatment | |
| CN207308135U (en) | A kind of iron tailings comprehensively utilizes processing system | |
| CN109847923B (en) | Recovery process of extremely-poor weathered primary ilmenite | |
| CN111298959A (en) | Process for separating oil shale through pressureless three-product heavy medium | |
| CN204079562U (en) | Black water refining plant | |
| CN202010452U (en) | Ore slurry concentration and settlement system | |
| CN109647617B (en) | Method for extracting iron and reducing sulfur from nonferrous metal underground mine tailings | |
| CN201324569Y (en) | Steel tailing mud treating system | |
| CN204816851U (en) | Selectivity flocculation - post flotation recovery system of choice tailing of fine grain molybdenum | |
| CN102897950A (en) | Method for treating coal slurry water at long-distance pipeline coal transporting terminal | |
| CN203507667U (en) | Magnetite ore dressing wastewater treatment and recovery device | |
| CN104591442B (en) | A kind of gold mine tailings stage purification treatment technology | |
| CN209849076U (en) | System for comprehensively recovering iron and magnesium from boron mud | |
| CN206008993U (en) | A kind of ore-sorting system of iron content sea sand |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190322 Termination date: 20200419 |