CN203021411U - Device for separating and washing white mud slurry - Google Patents
Device for separating and washing white mud slurry Download PDFInfo
- Publication number
- CN203021411U CN203021411U CN 201220743076 CN201220743076U CN203021411U CN 203021411 U CN203021411 U CN 203021411U CN 201220743076 CN201220743076 CN 201220743076 CN 201220743076 U CN201220743076 U CN 201220743076U CN 203021411 U CN203021411 U CN 203021411U
- Authority
- CN
- China
- Prior art keywords
- washing
- white clay
- filter
- subsider
- pipeline
- 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 - Lifetime
Links
- 238000005406 washing Methods 0.000 title claims abstract description 46
- 239000002002 slurry Substances 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000000706 filtrate Substances 0.000 claims abstract description 8
- 239000004927 clay Substances 0.000 claims description 29
- 210000000582 semen Anatomy 0.000 claims description 24
- 238000005243 fluidization Methods 0.000 claims description 20
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 11
- 238000004062 sedimentation Methods 0.000 claims description 10
- 239000000284 extract Substances 0.000 claims description 8
- 238000001914 filtration Methods 0.000 abstract description 11
- 238000000605 extraction Methods 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 abstract description 4
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000010881 fly ash Substances 0.000 description 6
- 239000002253 acid Substances 0.000 description 5
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000012065 filter cake Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000002956 ash Substances 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 229910001710 laterite Inorganic materials 0.000 description 1
- 239000011504 laterite Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229960001866 silicon dioxide Drugs 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The utility model provides a device for separating and washing white mud slurry. The device comprises a settling tank, a fluidized washing device and a filtering machine, wherein the settling tank is connected with a white mud slurry supply pipeline; a crude/fine liquid extraction pipeline is arranged on the upper part of the settling tank; the lower part of the settling tank is connected with a feeding hole of the fluidized washing device via a settled slurry conveying pipeline; the fluidized washing device is provided with a washing water injection pipeline; the lower part of the fluidized washing device is connected with a feeding hole of the filtering machine via a washed slurry conveying pipeline; and the filtering machine is provided with a filtrate extraction pipeline and a filtered white mud extraction pipeline. The device provided by the utility model can improve the white mud separating and washing efficiency, thus reducing the floor area of the device.
Description
Technical field
The utility model relates to a kind of device for white clay slip separating, washing.
Background technology
White clay is the tailings after the flyash acid system extracts aluminum oxide, and wherein the content of silicon-dioxide is in 60% left and right, and alumina content also contains a small amount of ferric oxide and alkalimetal oxide etc. in 16% left and right.In alumina producing, the white clay after processing through sedimentation all passes through slush pump usually directly discharged in Tailings Dam.This processing mode not only floor space is large, and when causing the huge wasting of resources, in tailings, a large amount of chemical compositions have also caused environmental pollution.Therefore, need to carry out separating, washing to white clay, so that the tailings after aluminum-extracted pulverized fuel ash is fully used.
Separating, washing in alumina producing mainly utilizes subsider to realize, the technology that is characterized in is safe reliable, but it also has the limitation such as long flow path, floor space are large simultaneously.
To sum up, for effective processing of realizing tailings after aluminum-extracted pulverized fuel ash with take full advantage of, properly settle the separating, washing problem of described tailings, need exploitation to be fit to its physical property characteristics and be suitable for the separating, washing device of industrial application.
The utility model content
The purpose of this utility model is to provide a kind of device for white clay slip separating, washing, with separating, washing efficient, the minimizing plant area area that improves white clay.
For achieving the above object, technical solution provided by the utility model is as follows:
A kind of device for white clay slip separating, washing comprises subsider, fluidization wash device and filter; Described subsider is connected with white clay slurry supply line, and the top of subsider is provided with thick seminal fluid and extracts pipeline out, and its underpart is connected with the opening for feed of described fluidization wash device by sedimentation disposed slurry line of pipes; Described fluidization wash device is provided with washing water and injects pipeline, and its underpart is connected with the opening for feed of described filter by washing disposed slurry line of pipes; Described filter is provided with filtrate and extracts pipeline out and filter rear white clay vent line.
Preferably, this device also comprises thick seminal fluid groove, and the described thick seminal fluid that is arranged at subsider top is extracted pipeline out and is connected with described thick seminal fluid groove, and described thick seminal fluid groove also is provided with thick seminal fluid export pipeline.
Preferably, described subsider is flat subsider or deep-cone settling groove.
Preferably, described filter is disk filter or flame filter press.
Preferably, described filter arranges two or more, and be one another in series, in parallel or arrange in the combined mode of series and parallel connections.
The utility model extracts the characteristics of the tailings after aluminum oxide and the requirement of separating, washing thereof according to the flyash acid system, the separating, washing device of dialogue material-mud improves, rely on the ripe unit equipment such as fluidization wash device and filter, by the appropriate design to technical process, obviously improved the separating, washing efficient of white clay slurry, solved the problem of environmental pollution of carrying tailings after aluminium, the material in the flyash treating processes is fully used.Therefore, the Social benefit and economic benefit of technical scheme that the utility model provides is all very significant.
In addition, because the separating, washing efficient of the utility model institute generator is high, but economizer floor space also.
Description of drawings
Fig. 1 is the schematic diagram of white clay slip separating, washing device provided by the utility model.
Embodiment
Below in conjunction with accompanying drawing, further illustrate device provided by the utility model, but therefore the utility model is not subject to any restriction.For more clear, simple and clear, omitted some utility appliance commonly used in accompanying drawing of the present utility model and relevant explanatory note, for example, pump, valve etc.
As shown in Figure 1, white clay slurry separating, washing device provided by the utility model mainly comprises: comprise subsider 1, fluidization wash device 3 and filter 4; Described subsider is connected with white clay slurry supply line 5, and the top of subsider is provided with thick seminal fluid and extracts pipeline 6 out, and its underpart is connected with the opening for feed of described fluidization wash device by sedimentation disposed slurry line of pipes 7; Described fluidization wash device is provided with washing water and injects pipeline 8, and its underpart is connected with the opening for feed of described filter by washing disposed slurry line of pipes 9; Described filter is provided with filtrate and extracts pipeline 10 out and filter rear white clay vent line 11.
According to the utility model preferred embodiment, this device also can comprise thick seminal fluid groove 2, and the described thick seminal fluid that is arranged at subsider top is extracted pipeline 6 out and is connected with described thick seminal fluid groove 2, and described thick seminal fluid groove also is provided with thick seminal fluid export pipeline 12.Described thick seminal fluid export pipeline 12 is connected to the subsequent disposal unit.
In separating, washing device provided by the utility model, structure for described fluidization wash device there is no particular requirement, can satisfy the equipment that clay wash fluid flow state washing requires and all can select, for example, can adopt alumina industry to be used for the fluidization wash device etc. of laterite washing.
According to the utility model preferred embodiment, described subsider can be selected this area sedimentation device commonly used, for example, and flat subsider or deep-cone settling groove etc.Described filter also can be selected this area filtering separation device commonly used, for example, and disk filter or flame filter press etc.According to the utility model further preferred embodiment, described filter arranges two or more (for example 2-6 platforms), is one another in series between each filter, in parallel or arrange in the combined mode of series and parallel connections.
The mode of operation of white clay slurry separating, washing device provided by the utility model is as follows: the white clay slurry injects subsider 1 through supply line 5, and settling temperature is 80-130 ℃, and the settling time is 1min-120min.After sedimentation, resulting thick seminal fluid is extracted pipeline 6 out by thick seminal fluid and is entered thick seminal fluid groove 2, and further is delivered to the subsequent disposal unit by thick seminal fluid export pipeline 12 and processes.In subsider 1, resulting sedimentation disposed slurry is delivered in described fluidization wash device by line of pipes 7.Washing water inject pipeline 8 through washing water and inject the fluidization wash device, make washing water fully mix, contact with the white clay slurry, thereby white clay is washed; Wash temperature is 50-100 ℃, and the rotating speed of fluidization wash device is 20-50rpm.In order to ensure washing effect, in described fluidization wash device, should make interface stability, without channel and turbulent phenomenon.In the fluidization wash device, the water of completing washing process effluxes by pipeline 13.After washing and concentration reach the slurry of filter requirement, deliver to filter 4 by line of pipes 9 and filter.Filtrate is discharged through pipeline 10, and the white clay that obtains after filtration is discharged through white clay vent line 11.
Embodiment 1
white clay slurry after flyash acid system extraction aluminum oxide is delivered to flat subsider to carry out settlement separate, controlling settling temperature is 90 ℃, settling time is 50min, underflow liquid after sedimentation white clay slip is out delivered to described fluidization wash device, controlling white clay slip and wash water temperature is 70 ℃, adjusting rotary speed is that 30rpm washs, pulp density (for example satisfies after follow-up filter progress requirement, 200-500g/l), slurry is delivered to disk filter carry out filtering separation, filtrate after filtration is sent into the resin iron removal step, the white clay filter cake is sent into follow-up workshop section and is reprocessed.
White clay slurry after flyash acid system extraction aluminum oxide is delivered to the deep-cone settling groove to carry out settlement separate, controlling settling temperature is 80 ℃, settling time is 1min, underflow liquid after sedimentation white clay slip is out delivered to described fluidization wash device, controlling white clay slip and wash water temperature is 80 ℃, adjusting rotary speed is that 50rpm washs, after pulp density satisfies follow-up filter progress requirement, slurry after washing is delivered to flame filter press carry out filtering separation, filtrate after filtration is sent into the resin iron removal step, and the white clay filter cake is sent into follow-up workshop section and reprocessed.
white clay slurry after flyash acid system extraction aluminum oxide is delivered to the deep-cone settling groove to carry out settlement separate, controlling settling temperature is 130 ℃, settling time is 120min, overflowing liquid directly enters thick seminal fluid groove, underflow after sedimentation is delivered to described fluidization wash device, controlling white clay slip and wash water temperature is 100 ℃, adjusting rotary speed is that 25rpm washs, after pulp density satisfies follow-up filter progress requirement, the series devices that slurry after washing is delivered to described flame filter press and disk filter is carried out cascade filtration and is separated, filtrate after filtration is sent into the resin iron removal step, the white clay filter cake is sent into follow-up workshop section and is reprocessed.
Above-described embodiment only in order to the use of the utility model to be described, is not to be to restriction of the present utility model.The those of ordinary skill in relevant technologies field; in the situation that do not break away from the utility model purport; can also make a variety of changes and modification, so all technical schemes that are equal to also should belong to category of the present utility model, scope of patent protection of the present utility model should be limited by every claim.
Claims (5)
1. device that is used for white clay slip separating, washing, it is characterized in that: described device comprises subsider, fluidization wash device and filter; Described subsider is connected with white clay slurry supply line, and the top of subsider is provided with thick seminal fluid and extracts pipeline out, and its underpart is connected with the opening for feed of described fluidization wash device by sedimentation disposed slurry line of pipes; Described fluidization wash device is provided with washing water and injects pipeline, and its underpart is connected with the opening for feed of described filter by washing disposed slurry line of pipes; Described filter is provided with filtrate and extracts pipeline out and filter rear white clay vent line.
2. the device for white clay slip separating, washing according to claim 1, it is characterized in that, this device also comprises thick seminal fluid groove, and the described thick seminal fluid that is arranged at subsider top is extracted pipeline out and is connected with described thick seminal fluid groove, and described thick seminal fluid groove also is provided with thick seminal fluid export pipeline.
3. the device for white clay slip separating, washing according to claim 1 and 2, is characterized in that, described subsider is flat subsider or deep-cone settling groove.
4. the device for white clay slip separating, washing according to claim 3, is characterized in that, described filter is disk filter or flame filter press.
5. according to claim 1 or 4 described devices for white clay slip separating, washing, is characterized in that, described filter arranges two or more, and be one another in series, in parallel or arrange in the combined mode of series and parallel connections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220743076 CN203021411U (en) | 2012-12-28 | 2012-12-28 | Device for separating and washing white mud slurry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220743076 CN203021411U (en) | 2012-12-28 | 2012-12-28 | Device for separating and washing white mud slurry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203021411U true CN203021411U (en) | 2013-06-26 |
Family
ID=48645407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220743076 Expired - Lifetime CN203021411U (en) | 2012-12-28 | 2012-12-28 | Device for separating and washing white mud slurry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203021411U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103739176A (en) * | 2013-12-27 | 2014-04-23 | 中国神华能源股份有限公司 | Processing method and refined white clay obtained by same |
| CN105439187A (en) * | 2015-12-16 | 2016-03-30 | 衢州市远方化工厂（普通合伙） | Barium sulfate fluidization washing method |
-
2012
- 2012-12-28 CN CN 201220743076 patent/CN203021411U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103739176A (en) * | 2013-12-27 | 2014-04-23 | 中国神华能源股份有限公司 | Processing method and refined white clay obtained by same |
| CN103739176B (en) * | 2013-12-27 | 2015-04-29 | 中国神华能源股份有限公司 | Processing method and refined white clay obtained by same |
| CN105439187A (en) * | 2015-12-16 | 2016-03-30 | 衢州市远方化工厂（普通合伙） | Barium sulfate fluidization washing method |
| CN105439187B (en) * | 2015-12-16 | 2017-12-08 | 衢州市远方化工厂（普通合伙） | A kind of fluidization wash method of barium sulfate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130626 |
|
| CX01 | Expiry of patent term |