CN106110891A - A kind of potassium dihydrogen phosphate filtration system and filter method thereof - Google Patents
A kind of potassium dihydrogen phosphate filtration system and filter method thereof Download PDFInfo
- Publication number
- CN106110891A CN106110891A CN201610637808.XA CN201610637808A CN106110891A CN 106110891 A CN106110891 A CN 106110891A CN 201610637808 A CN201610637808 A CN 201610637808A CN 106110891 A CN106110891 A CN 106110891A
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- China
- Prior art keywords
- filter
- dihydrogen phosphate
- potassium dihydrogen
- pallet
- tank body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/58—Multistep processes
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- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses filtration system and the filter method thereof of a kind of potassium dihydrogen phosphate, filtration system includes that several filters, the tap hole of upper level filter are connected with the inlet of next stage filter；During filtration, by the inlet of potassium dihydrogen phosphate input to first order filter, potassium dihydrogen phosphate inputs to tank body, and potassium dihydrogen phosphate is entered in filter membrane by membrane filtration；The tank body of first order filter being revolved turnback, makes tap hole be positioned at lower end, the outlet of first order filtering membrane of filter is downward, makes the potassium dihydrogen phosphate after being filtered by first order filtering membrane of filter flow to second level filter through the tap hole of first order filter；In the manner described above, potassium dihydrogen phosphate is made to flow to next stage filter successively；Present configuration is simple, beneficially filter membrane in a large number, filtering solution efficiently, the filter membrane structure between the first pallet and the second pallet improves the efficiency filtered, the classified filtering of multistage filter, improves the quality filtered.
Description
Technical field
The present invention relates to a kind of for filtering potassium dihydrogen phosphate filtration system and filter method thereof.
Background technology
It is common a kind of method of purification that recrystallization method purifies potassium dihydrogen phosphate, and the method includes crude product biphosphate
The dissolving of potassium powder, and the solution of dissolving phosphoric acid potassium dihydrogen is filtered, the process of filtration is to remove biphosphate
The impurity such as graininess floating thing in potassium solution, mainly removes the particle diameter impurity more than 0.1um by filter membrane.Current filter
Treating capacity is little, and easily blocks, and does not reaches the purpose of a large amount of process.
Summary of the invention
It is an object of the invention to provide a kind of for filtering potassium dihydrogen phosphate filtration system, the present invention also provides for above-mentioned
The filter method of filtration system.
In order to reach above-mentioned technical purpose, the technical scheme is that
The filtration system of a kind of potassium dihydrogen phosphate, including some filters, described filter includes tank body, described tank
Being welded with a pair journal stirrup in body case, described tank body is suspended on two side stands by journal stirrup；It is provided with lid on described tank body,
Tank body and lid are formed closes space, described lid is provided with tap hole, described tank body is provided with inlet, described tank body
Inside being provided with the first pallet and the second pallet, the tank body between the first pallet, the second pallet and the first pallet, the second pallet is formed
Close space, be provided with some column filter membranes between described first pallet and the second pallet, described first pallet arranges out liquid
Mouthful, one end of described filter membrane is fixed on the second pallet, and the outlet of described filter membrane is corresponding with the liquid outlet of the first pallet；Upper level
The tap hole of filter is connected with the inlet of next stage filter.
In order to control the air pressure in tank body, described tank body bottom is provided with air valve.
The filter method of the filtration system of above-mentioned potassium dihydrogen phosphate, comprises the following steps:
(1) by potassium dihydrogen phosphate input to the inlet of first order filter, potassium dihydrogen phosphate input to the
Tank body between one pallet, the second pallet, potassium dihydrogen phosphate is entered in filter membrane by membrane filtration；
(2) tank body of first order filter is revolved turnback, make tap hole be positioned at lower end, first order filtering membrane of filter
Outlet downwards, makes the potassium dihydrogen phosphate after being filtered by first order filtering membrane of filter through the tap hole of first order filter
Flow to second level filter；
(3) according to the mode of step (2), potassium dihydrogen phosphate is made to flow to next stage filter successively.
Flowing for ease of potassium dihydrogen phosphate, the pressure in upper level filter canister body is more than next stage filter canister
Internal pressure.
Present configuration is simple, beneficially filter membrane in a large number, filtering solution, the filter between the first pallet and the second pallet efficiently
Membrane structure improves the efficiency filtered, the classified filtering of multistage filter, improves the quality filtered.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the side view of the present invention.
Fig. 3 is the top view of the present invention.
Fig. 4 is the schematic diagram of filtration system.
Detailed description of the invention
The present invention is further detailed explanation with detailed description of the invention below in conjunction with the accompanying drawings.
As shown in Figure 1, 2, 3, the filter of a kind of potassium dihydrogen phosphate, including tank body 1, described tank body 1 shell welds
Being connected to a pair journal stirrup 9, described tank body 1 is suspended on two side stands 8 by journal stirrup 9, and described tank body 1 is provided with lid 2, tank body
1 and lid 2 formed close space, described lid 2 is provided with tap hole 4, described tank body 1 is provided with inlet 3, described tank
The first pallet 6 and the second pallet 5 it is provided with, between first pallet the 6, second pallet 5 and first pallet the 6, second pallet 5 in body 1
Tank body 1 formed and close space, be provided with some column filter membranes 7 between described first pallet 6 and the second pallet 5, described first
Arranging liquid outlet on pallet 6, one end of described filter membrane 7 is fixed on the second pallet 5, the outlet of described filter membrane 7 other end and the
The liquid outlet of one pallet 6 is corresponding.
In order to control the air pressure in tank body, described tank body 1 bottom is provided with air valve 10.
Utilize the filtration system of above-mentioned filter, including some filters, the structure of filtration system as shown in Figure 4, i.e. mistake
The tap hole 4 of filter upper level filter is connected with the inlet 3 of next stage filter.
During work, the tank body 1 of filter is carried out 180 degree of rotations, makes tap hole 4 be positioned at lower end, the outlet of filter membrane 7 to
Under.Potassium dihydrogen phosphate is delivered between the first pallet 6 and the second pallet 5 by the inlet of tank body 1, and solution is in the first torr
By penetrating into filter membrane 7 between dish 6 and the second pallet 5, flowed to the outlet of filter membrane by filter membrane 7, thus to potassium dihydrogen phosphate
Solution filters.The potassium dihydrogen phosphate that filter membrane 7 outlet is flowed out is again introduced into the inlet 3 of next stage filter tank body 1,
Again filter, improve filter quality.
Specifically:
(1) by potassium dihydrogen phosphate input to the inlet 3 of first order filter, potassium dihydrogen phosphate input to the
Tank body 1 between one pallet the 6, second pallet 5, potassium dihydrogen phosphate is filtered by filter membrane 7 and enters in filter membrane 7；
(2) tank body 1 of first order filter is revolved turnback, make tap hole 4 be positioned at lower end, first order filtering membrane of filter 7
Outlet downward, make potassium dihydrogen phosphate the putting through first order filter after being filtered by first order filtering membrane of filter 7
Liquid mouth 4 flows to second level filter；
(3) according to the mode of step (2), potassium dihydrogen phosphate is made to flow to next stage filter successively, until di(2-ethylhexyl)phosphate
Hydrogen potassium solution flow to last filter.
Above-described embodiment limits the present invention never in any form, and the mode of every employing equivalent or equivalent transformation obtains
Technical scheme all fall within protection scope of the present invention.
Claims (4)
1. the filtration system of a potassium dihydrogen phosphate, it is characterised in that include that some filters, described filter include tank
Body, described tank body shell is welded with a pair journal stirrup, and described tank body is suspended on two side stands by journal stirrup, and described tank body sets
It is equipped with lid, tank body and lid and forms closing space, described lid is provided with tap hole, described tank body is provided with feed liquor
Mouthful, be provided with the first pallet and the second pallet in described tank body, the first pallet, the second pallet and the first pallet, the second pallet it
Between tank body formed close space, be provided with some column filter membranes, described first torr between described first pallet and the second pallet
Arranging liquid outlet on dish, one end of described filter membrane is fixed on the second pallet, and the outlet of described filter membrane goes out liquid with the first pallet
Mouth is corresponding；The tap hole of upper level filter is connected with the inlet of next stage filter.
The filtration system of a kind of potassium dihydrogen phosphate the most according to claim 1, it is characterised in that: described tank body bottom
It is provided with air valve.
The filter method of the filtration system of a kind of potassium dihydrogen phosphate the most according to claim 1 or claim 2, it is characterised in that bag
Include following steps:
(1) by the inlet of potassium dihydrogen phosphate input to first order filter, potassium dihydrogen phosphate inputs to the first torr
Tank body between dish, the second pallet, potassium dihydrogen phosphate is entered in filter membrane by membrane filtration；
(2) tank body of first order filter is revolved turnback, make tap hole be positioned at lower end, the outlet of first order filtering membrane of filter
Downwards, the potassium dihydrogen phosphate after being filtered by first order filtering membrane of filter is made to flow to through the tap hole of first order filter
Second level filter；
(3) according to the mode of step (2), potassium dihydrogen phosphate is made to flow to next stage filter successively.
The filter method of the filtration system of a kind of potassium dihydrogen phosphate the most according to claim 3, it is characterised in that on:
Pressure in grade one filter tank body is more than the pressure in next stage filter canister body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610637808.XA CN106110891A (en) | 2016-08-05 | 2016-08-05 | A kind of potassium dihydrogen phosphate filtration system and filter method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610637808.XA CN106110891A (en) | 2016-08-05 | 2016-08-05 | A kind of potassium dihydrogen phosphate filtration system and filter method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106110891A true CN106110891A (en) | 2016-11-16 |
Family
ID=57255849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610637808.XA Pending CN106110891A (en) | 2016-08-05 | 2016-08-05 | A kind of potassium dihydrogen phosphate filtration system and filter method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106110891A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60209291A (en) * | 1984-04-03 | 1985-10-21 | Agency Of Ind Science & Technol | Separation of water-soluble organic compound |
| CN201959646U (en) * | 2010-12-31 | 2011-09-07 | 常熟市圆启晶体材料有限公司 | Filter membrane support seat |
| CN201962069U (en) * | 2010-12-31 | 2011-09-07 | 常熟市圆启晶体材料有限公司 | Cooling tank |
| CN102527137A (en) * | 2010-12-31 | 2012-07-04 | 常熟市圆启晶体材料有限公司 | Filter membrane support base |
| CN202829585U (en) * | 2012-10-31 | 2013-03-27 | 常熟市圆启晶体材料有限公司 | System for purifying potassium dihydrogen phosphate |
| CN205387509U (en) * | 2016-01-27 | 2016-07-20 | 武汉斯隆电气有限公司 | Can wash reverse osmosis membrane's water preparation system and purifier |
| CN205948689U (en) * | 2016-08-05 | 2017-02-15 | 常熟市圆启晶体材料有限公司 | Monopotassium phosphate solution 's filter and filtration system thereof |
-
2016
- 2016-08-05 CN CN201610637808.XA patent/CN106110891A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60209291A (en) * | 1984-04-03 | 1985-10-21 | Agency Of Ind Science & Technol | Separation of water-soluble organic compound |
| CN201959646U (en) * | 2010-12-31 | 2011-09-07 | 常熟市圆启晶体材料有限公司 | Filter membrane support seat |
| CN201962069U (en) * | 2010-12-31 | 2011-09-07 | 常熟市圆启晶体材料有限公司 | Cooling tank |
| CN102527137A (en) * | 2010-12-31 | 2012-07-04 | 常熟市圆启晶体材料有限公司 | Filter membrane support base |
| CN202829585U (en) * | 2012-10-31 | 2013-03-27 | 常熟市圆启晶体材料有限公司 | System for purifying potassium dihydrogen phosphate |
| CN205387509U (en) * | 2016-01-27 | 2016-07-20 | 武汉斯隆电气有限公司 | Can wash reverse osmosis membrane's water preparation system and purifier |
| CN205948689U (en) * | 2016-08-05 | 2017-02-15 | 常熟市圆启晶体材料有限公司 | Monopotassium phosphate solution 's filter and filtration system thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161116 |