CN112774284A - Negative pressure spiral washing filter - Google Patents
Negative pressure spiral washing filter Download PDFInfo
- Publication number
- CN112774284A CN112774284A CN202011600781.XA CN202011600781A CN112774284A CN 112774284 A CN112774284 A CN 112774284A CN 202011600781 A CN202011600781 A CN 202011600781A CN 112774284 A CN112774284 A CN 112774284A
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- CN
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- Prior art keywords
- cylinder
- ice
- negative pressure
- washing
- cavity
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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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- 238000005406 washing Methods 0.000 title claims abstract description 45
- 239000005457 ice water Substances 0.000 claims abstract description 37
- 239000007788 liquid Substances 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000001914 filtration Methods 0.000 claims abstract description 15
- 238000007599 discharging Methods 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 4
- 230000000007 visual effect Effects 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 241001330002 Bambuseae Species 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 230000008676 import Effects 0.000 claims 1
- 239000013078 crystal Substances 0.000 abstract description 36
- 235000015203 fruit juice Nutrition 0.000 abstract description 14
- 238000002425 crystallisation Methods 0.000 abstract description 2
- 230000008025 crystallization Effects 0.000 abstract description 2
- 230000008014 freezing Effects 0.000 abstract description 2
- 238000007710 freezing Methods 0.000 abstract description 2
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 241001122767 Theaceae Species 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 150000008442 polyphenolic compounds Chemical class 0.000 description 1
- 235000013824 polyphenols Nutrition 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/35—Self-supporting filtering elements arranged for outward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
- B01D29/6492—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a combination of movements with respect to the filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
- B01D29/78—Handling the filter cake in the filter for purposes other than for regenerating for washing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention discloses a negative pressure spiral washing and filtering machine in the field of freezing crystallization concentration devices, wherein a feed liquid inlet is formed in the bottom of a washing and filtering cylinder, the washing and filtering cylinder sequentially comprises an ice water discharge cavity, an ice discharging section cylinder and a negative pressure section cylinder from top to bottom, a filter screen cylinder is arranged in the negative pressure section cylinder, a negative pressure cavity is formed between the periphery of the filter screen cylinder and the inner wall of the negative pressure section cylinder, the lower part of the inner cavity of the filter screen cylinder is connected with the feed liquid inlet, the upper part of the inner cavity of the filter screen cylinder is connected with the inner cavity of the ice discharging section cylinder, and a concentrated liquid outlet communicated with the negative pressure cavity is formed in the; the top of the washing filter cylinder is provided with a motor, the motor is connected with a screw rod through a rotating shaft, and the screw rod is inserted into the ice discharge section cylinder and the filter screen cylinder in a matching way; the ice water discharge cavity is positioned above the screw, a washing water inlet and an ice water outlet are formed in the ice water discharge cavity, and an ice discharging blade is arranged above the screw and in the ice water discharge cavity. The invention is used for separating the concentrated solution from the ice crystals, and is suitable for the fruit juice concentration processing.
Description
Technical Field
The invention relates to a liquid crystallization and concentration device, in particular to a filter washer for removing ice crystals in a frozen concentrated solution.
Background
Publication numbers are disclosed in the prior art: CN 204275560U, bulletin date 2015.04.22 a tea juice freeze concentration device, belongs to low temperature concentration device technical field. The material barrel is an interlayer barrel, an interlayer of the material barrel is connected with the refrigerating and heating system through a medium liquid inlet pipe and a medium liquid outlet pipe which are arranged, a spiral stirrer is arranged in the material barrel, a scraper matched with the inner wall of the material barrel is arranged on the spiral stirrer, and a filter screen barrel is arranged at the bottom of the material barrel. The utility model has the advantages that: the ice layer of water in the tea juice is more uniformly crystallized during freezing and concentration, and the loss of effective substances such as tea polyphenol and the like is reduced; the ice crystals are easy to fall off, the ice juice is easy to separate, the concentration efficiency is improved, and the cost is reduced. In the prior art, the ice crystals in the concentrated solution are removed by adopting a filtering mode, however, the ice crystal removing efficiency of the concentration method is low, and on the other hand, a large amount of concentrate is attached to the ice crystals, so that the device cannot wash the ice crystals, and waste is caused.
Disclosure of Invention
The invention aims to provide a negative pressure spiral washing and filtering machine which can effectively separate ice crystals and fruit juice in frozen fruit juice, concentrate the fruit juice and separate the fruit juice attached to the ice crystals from the ice crystals.
In order to achieve the purpose, the invention provides a negative pressure spiral washing and filtering machine which comprises a washing and filtering cylinder, wherein a feed liquid inlet is formed in the bottom of the washing and filtering cylinder, the washing and filtering cylinder sequentially comprises an ice water discharge cavity, an ice discharging section cylinder and a negative pressure section cylinder from top to bottom, a filter screen cylinder is arranged in the negative pressure section cylinder, a negative pressure cavity is formed between the periphery of the filter screen cylinder and the inner wall of the negative pressure section cylinder, the lower part of the inner cavity of the filter screen cylinder is connected with the feed liquid inlet, the upper part of the inner cavity of the filter screen cylinder is connected with the inner cavity of the ice discharging section cylinder, and a concentrated liquid outlet communicated with the negative pressure; the top of the washing filter cylinder is provided with a motor, the motor is connected with a screw rod through a rotating shaft, and the screw rod is inserted into the ice discharge section cylinder and the filter screen cylinder in a matching way; the ice water discharge cavity is positioned above the screw, a washing water inlet and an ice water outlet are formed in the ice water discharge cavity, and an ice discharging blade is arranged above the screw and in the ice water discharge cavity.
Compared with the prior art, the invention has the beneficial effects that the frozen and crystallized fruit juice enters from the feed liquid inlet of the filter washing barrel, the motor drives the screw rod to rotate, the concentrated fruit juice passes through the filter screen barrel and is pumped away by the liquid pump, ice crystals intercepted on the inner wall of the filter screen barrel continuously move upwards under the propelling action of the rotation of the screw rod, the ice discharge section barrel body plays a certain sealing role, so that the liquid is fully separated in the negative pressure section barrel body, a large amount of ice crystals are crushed by the ice discharge knife in the ice water discharge cavity, washing water is fed from the washing water inlet to wash the ice crystals on the upper part, after a small amount of fruit juice adhered on the ice crystals is washed, the liquid descends and continuously washes the contacted ice crystals under the negative pressure pumping action, and finally the fruit juice becomes the concentrated fruit juice after the concentration of the fruit juice is improved and then passes through the filter screen barrel; in the ice water discharge cavity, a large amount of ice crystals are melted or washed away from the ice water outlet, and after the ice crystals are melted by external heat exchange, the ice crystals flow in from the washing water inlet again to be washed circularly, so that the waste of water resources is avoided. The invention is suitable for the fruit juice concentration processing.
As a further improvement of the invention, the ice discharging blade is arranged on the rotating shaft, so that the ice discharging blade rotates along with the rotating shaft, large ice crystals can be cut up more quickly, washing water can be more favorably used for washing juice attached to the ice crystals, and the ice crystals can be conveniently melted and discharged.
As a further improvement of the invention, an embedded groove is arranged on the top surface of the spiral at the outer edge of the screw, an elastic wear-resistant part is embedded in the embedded groove, and the elastic wear-resistant part is attached to the inner wall of the ice discharge section cylinder and the inner wall of the filter screen cylinder, so that a closed cavity can be formed between the spiral groove on the screw and the inner wall of the ice discharge section cylinder and the inner wall of the filter screen cylinder through the elastic wear-resistant part, a large amount of flushing water can be prevented from descending to the bottom along the screw in the ice water discharge cavity, the concentrated solution can be diluted, the concentrated solution can be ensured to be continuously extracted in a negative pressure section cylinder, and the flushing water can only be positioned in the ice discharge section cylinder and the parts.
As a further improvement of the invention, the screw is a three-head screw, so that the screw transmission efficiency is higher, and ice crystals can be more quickly conveyed to the ice discharge section barrel.
As a further improvement of the invention, the washing water inlet and the ice water outlet are symmetrically arranged at two sides of the upper part of the washing filter cylinder, so that the ice crystals can be directly washed, the impact force is larger, and the washed ice crystals and water can quickly flow out from the ice water outlet.
As a further improvement of the invention, the negative pressure section cylinder body is a transparent visual cylinder, so that the condition in the negative pressure section cylinder body can be facilitated.
As a further improvement of the invention, the upper sealing plate is arranged at the upper part in the washing filter cylinder to isolate the ice water discharge cavity from the motor, so that ice crystals and washing water can be prevented from overflowing in the ice water discharge cavity to jack up the fixed seat provided with the motor, and the safety is ensured.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is a top view of the internal structure of the present invention.
The device comprises a motor 1, an upper sealing plate 2, an ice water outlet 3, an ice section cylinder 4 rows, a filter screen cylinder 5, a screw 6, a feed liquid inlet 7, a rotating shaft 8, an ice blade 9 row, a flushing water inlet 10, a negative pressure cavity 11, a concentrated liquid outlet 12, an elastic wear-resistant part 13, an ice water discharge cavity 14 and a negative pressure section cylinder 15.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
the negative pressure spiral filter washer shown in fig. 1-2 comprises a filter washing cylinder, wherein a feed liquid inlet 7 is arranged at the bottom of the filter washing cylinder, the filter washing cylinder sequentially comprises an ice water discharge cavity 14, an ice discharge section cylinder 4 and a negative pressure section cylinder 15 from top to bottom, a filter screen cylinder 5 is arranged in the negative pressure section cylinder 15, a negative pressure cavity 11 is formed between the periphery of the filter screen cylinder 5 and the inner wall of the negative pressure section cylinder 15, the lower part of the inner cavity of the filter screen cylinder 5 is connected with the feed liquid inlet 7, the upper part of the inner cavity of the filter screen cylinder 5 is connected with the inner cavity of the ice discharge section cylinder 4, and a concentrated liquid outlet 12 communicated with the negative pressure cavity 11 is arranged on; the top of the washing filter cylinder is provided with a motor 1, the motor 1 is connected with a screw 6 through a rotating shaft 8, and the screw 6 is inserted into the ice discharge section cylinder 4 and the filter screen cylinder 5 in a matching way; the ice water discharge cavity 14 is positioned above the screw 6, the ice water discharge cavity 14 is provided with a washing 10 water inlet and an ice water outlet 3, and an ice blade 9 is arranged above the screw 6 and in the ice water discharge cavity 14; the ice blade 9 is arranged on the rotating shaft 8; an embedded groove is arranged on the top surface of the spiral at the outer edge of the screw 6, an elastic wear-resistant part 13 is embedded in the embedded groove, and the elastic wear-resistant part 13 is attached to the inner wall of the ice discharging section cylinder 4 and the inner wall of the filter screen cylinder 5; the screw 6 is a three-head screw 6; a water inlet and an ice water outlet 3 of the washing filter cylinder 10 are symmetrically arranged at two sides of the upper part of the washing filter cylinder; the negative pressure section cylinder body 15 is a transparent visual cylinder; the upper part in the washing filter cylinder is provided with an upper closing plate 2 which separates the ice water discharging cavity 14 from the motor 1.
When the device works, the frozen and crystallized fruit juice enters from a feed liquid inlet 7 of a washing and filtering cylinder, a motor 1 drives a screw rod 6 to rotate, concentrated liquid passes through a filtering net cylinder 5 and is pumped away by a liquid pump, ice crystals intercepted on the inner wall of the filtering net cylinder 5 are light and can float upwards along the screw rod 6, meanwhile, the screw rod 4 rotates to generate larger propelling force on the ice crystals, so that the ice crystals are propelled upwards by the screw rod 6, the liquid is discharged from a negative pressure section cylinder body 15, the ice crystals float upwards to be positioned in an ice discharge section cylinder body 4, the liquid is fully separated in the negative pressure section cylinder body 15, a large amount of ice crystals are cut up by an ice discharge cutter 9 in an ice water discharge cavity 14, washing water 10 is fed from a washing water inlet 10 to wash out the ice crystals on the upper part, after a small amount of fruit juice adhered to the ice crystals is washed out 10, the liquid descends and continuously washes out the contacted ice crystals under the action of negative pressure suction, finally, the concentration of, then passes through the filter screen cylinder 5; in the ice water discharge cavity 14, a large amount of ice crystals are melted or washed away from the ice water outlet 3, and after the ice crystals are melted by external heat exchange, the ice crystals flow in from the water inlet of the washing 10 again to be washed circularly, so that the waste of water resources is avoided, and meanwhile, the juice concentration degree of the negative pressure section cylinder 15 can be clearly seen due to the transparent and visible negative pressure section cylinder 15.
The present invention is not limited to the above embodiments, and based on the technical solutions of the present disclosure, those skilled in the art can make some substitutions and modifications to some technical features without creative efforts according to the disclosed technical contents, and these substitutions and modifications are all within the protection scope of the present invention.
Claims (7)
1. The utility model provides a filter is washed to negative pressure spiral, strains a section of thick bamboo including washing, washes and is equipped with feed liquid import, its characterized in that in the filter tube bottom: the washing filter cylinder sequentially comprises an ice water discharge cavity, an ice discharge section cylinder and a negative pressure section cylinder from top to bottom, a filter screen cylinder is arranged in the negative pressure section cylinder, a negative pressure cavity is formed between the periphery of the filter screen cylinder and the inner wall of the negative pressure section cylinder, the lower part of the inner cavity of the filter screen cylinder is connected with a feed liquid inlet, the upper part of the inner cavity of the filter screen cylinder is connected with the inner cavity of the ice discharge section cylinder, and a concentrated liquid outlet communicated with the negative pressure cavity is formed in the negative pressure section cylinder; the top of the washing filter cylinder is provided with a motor, the motor is connected with a screw rod through a rotating shaft, and the screw rod is inserted into the ice discharge section cylinder and the filter screen cylinder in a matching way; the ice water discharge cavity is positioned above the screw, a washing water inlet and an ice water outlet are formed in the ice water discharge cavity, and an ice discharging blade is arranged above the screw and in the ice water discharge cavity.
2. The negative-pressure spiral filter washer according to claim 1, wherein: the ice blade row is arranged on the rotating shaft.
3. The negative pressure spiral washing and filtering machine as claimed in claim 2, wherein: the spiral top surface of the outer edge of the screw is provided with an embedded groove, an elastic wear-resistant part is embedded in the embedded groove, and the elastic wear-resistant part is attached to the inner wall of the ice discharge section cylinder and the inner wall of the filter screen cylinder.
4. The negative pressure spiral washing and filtering machine as claimed in claim 3, wherein: the screw is a three-head screw.
5. The negative-pressure spiral filter washer according to any one of claims 1 to 4, wherein: and the washing water inlet and the ice water outlet are symmetrically arranged at two sides of the upper part of the washing and filtering cylinder.
6. The negative-pressure spiral filter washer according to any one of claims 1 to 4, wherein: the negative pressure section cylinder body is a transparent visual cylinder.
7. The negative-pressure spiral filter washer according to any one of claims 1 to 4, wherein: an upper sealing plate is arranged at the upper part in the washing filter cylinder to isolate the ice water discharge cavity from the motor.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011600781.XA CN112774284A (en) | 2020-12-30 | 2020-12-30 | Negative pressure spiral washing filter |
| PCT/CN2021/103510 WO2022142215A1 (en) | 2020-12-30 | 2021-06-30 | Negative-pressure spiral washing filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011600781.XA CN112774284A (en) | 2020-12-30 | 2020-12-30 | Negative pressure spiral washing filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112774284A true CN112774284A (en) | 2021-05-11 |
Family
ID=75751506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011600781.XA Pending CN112774284A (en) | 2020-12-30 | 2020-12-30 | Negative pressure spiral washing filter |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN112774284A (en) |
| WO (1) | WO2022142215A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022142215A1 (en) * | 2020-12-30 | 2022-07-07 | 江苏楷益智能科技有限公司 | Negative-pressure spiral washing filter |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117839311B (en) * | 2024-03-07 | 2024-05-07 | 山东深海生物科技股份有限公司 | Filter device for preparing liquid preparation for 5-aminolevulinic acid culture |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1058894A1 (en) * | 1981-12-28 | 1983-12-07 | Одесский Технологический Институт Холодильной Промышленности | Water desalination plant |
| CN2245484Y (en) * | 1996-03-19 | 1997-01-22 | 浙江大学 | Whole-sealed continuous high-efficient filter |
| CA2440453A1 (en) * | 2002-09-10 | 2004-03-10 | Niro Process Technology B.V. | Ring crystallizer method and apparatus |
| US20110162540A1 (en) * | 2008-09-12 | 2011-07-07 | Klass Sr Georg | Screw filter press |
| CN102895796A (en) * | 2012-11-12 | 2013-01-30 | 天津商业大学 | Low-temperature concentration device |
| CN203235309U (en) * | 2013-03-15 | 2013-10-16 | 中国石油天然气集团公司 | Solid-liquid extruding and filtering separation system |
| CN204275560U (en) * | 2014-10-31 | 2015-04-22 | 中国农业科学院茶叶研究所 | A kind of tea juice freezing concentrating device |
| CN205258458U (en) * | 2015-12-14 | 2016-05-25 | 重庆市农业科学院 | High suspension straw fermentation extrusion discharging device |
| CN106901100A (en) * | 2017-03-07 | 2017-06-30 | 合肥通用机械研究院 | Freeze concentration purifying plant |
| CN107261545A (en) * | 2017-07-31 | 2017-10-20 | 东莞理工学院 | Integral type solution freeze concentration equipment and freezing and concentrating method |
| CN108323767A (en) * | 2017-12-29 | 2018-07-27 | 司会娟 | A kind of multi-functional grape press |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3803861A (en) * | 1963-11-04 | 1974-04-16 | N Ganiaris | Crystallization concentration process |
| US4099947A (en) * | 1973-01-02 | 1978-07-11 | Struthers Patent Corporation | Concentration of comestible liquids |
| US4405349A (en) * | 1982-05-20 | 1983-09-20 | Chicago Bridge & Iron Company | Indirect-direct freeze exchange concentrator and method |
| CN107837560B (en) * | 2017-12-12 | 2023-02-28 | 东莞理工学院 | System and method for continuously freezing and concentrating aqueous solution |
| CN112774284A (en) * | 2020-12-30 | 2021-05-11 | 江苏楷益智能科技有限公司 | Negative pressure spiral washing filter |
-
2020
- 2020-12-30 CN CN202011600781.XA patent/CN112774284A/en active Pending
-
2021
- 2021-06-30 WO PCT/CN2021/103510 patent/WO2022142215A1/en active Application Filing
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1058894A1 (en) * | 1981-12-28 | 1983-12-07 | Одесский Технологический Институт Холодильной Промышленности | Water desalination plant |
| CN2245484Y (en) * | 1996-03-19 | 1997-01-22 | 浙江大学 | Whole-sealed continuous high-efficient filter |
| CA2440453A1 (en) * | 2002-09-10 | 2004-03-10 | Niro Process Technology B.V. | Ring crystallizer method and apparatus |
| US20110162540A1 (en) * | 2008-09-12 | 2011-07-07 | Klass Sr Georg | Screw filter press |
| CN102895796A (en) * | 2012-11-12 | 2013-01-30 | 天津商业大学 | Low-temperature concentration device |
| CN203235309U (en) * | 2013-03-15 | 2013-10-16 | 中国石油天然气集团公司 | Solid-liquid extruding and filtering separation system |
| CN204275560U (en) * | 2014-10-31 | 2015-04-22 | 中国农业科学院茶叶研究所 | A kind of tea juice freezing concentrating device |
| CN205258458U (en) * | 2015-12-14 | 2016-05-25 | 重庆市农业科学院 | High suspension straw fermentation extrusion discharging device |
| CN106901100A (en) * | 2017-03-07 | 2017-06-30 | 合肥通用机械研究院 | Freeze concentration purifying plant |
| CN107261545A (en) * | 2017-07-31 | 2017-10-20 | 东莞理工学院 | Integral type solution freeze concentration equipment and freezing and concentrating method |
| CN108323767A (en) * | 2017-12-29 | 2018-07-27 | 司会娟 | A kind of multi-functional grape press |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022142215A1 (en) * | 2020-12-30 | 2022-07-07 | 江苏楷益智能科技有限公司 | Negative-pressure spiral washing filter |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022142215A1 (en) | 2022-07-07 |
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Application publication date: 20210511 |