CN207654780U - A kind of filter device of potassium dihydrogen phosphate - Google Patents
A kind of filter device of potassium dihydrogen phosphate Download PDFInfo
- Publication number
- CN207654780U CN207654780U CN201721508584.9U CN201721508584U CN207654780U CN 207654780 U CN207654780 U CN 207654780U CN 201721508584 U CN201721508584 U CN 201721508584U CN 207654780 U CN207654780 U CN 207654780U
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- CN
- China
- Prior art keywords
- filter
- potassium dihydrogen
- dihydrogen phosphate
- face
- flow distribution
- 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.)
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Abstract
The utility model provides a kind of filter device of potassium dihydrogen phosphate, belongs to the technical field of potassium dihydrogen phosphate production.Filter device includes shell, shell includes the first end face and second end face being oppositely arranged, first end face is provided with liquid inlet device, second end face is provided with liquid outlet device, liquid inlet device includes flow distribution plate and filter screen to multiple filter assemblies, filter assemblies are arranged at intervals between liquid outlet device, and flow distribution plate is connected to the inner wall of shell and positioned at filter screen close to one end of liquid inlet device, it is arranged at intervals with multiple first through hole on flow distribution plate, the filter membrane that aperture is 0.1 μm is equipped on filter screen.The filter device can reach good filter effect, and filter efficiency is high, and device is simple, at low cost.
Description
Technical field
The utility model belongs to the technical field of potassium dihydrogen phosphate production, specifically, it is molten to be related to a kind of potassium dihydrogen phosphate
The filter device of liquid.
Background technology
Recrystallization method purifies a kind of method of purification that potassium dihydrogen phosphate is common, and this method includes crude product biphosphate
The dissolving of potassium powder, and the solution of dissolving phosphoric acid potassium dihydrogen is filtered, the process of filtering is to remove biphosphate
The impurity such as graininess floating material in potassium solution mainly remove the impurity that grain size is more than 0.1 μm by filter membrane.Some are filtered at present
Device treating capacity is small, and easily blocks, and the purpose largely handled is not achieved, although some filters can reach the mesh largely handled
But device it is complex.
Utility model content
For deficiency above-mentioned in the prior art, the utility model provides a kind of filter device of potassium dihydrogen phosphate,
Good filter effect can be reached, filter efficiency is high, and device is simple, at low cost.
In order to achieve the above object, the solution of the utility model use is：
A kind of filter device of potassium dihydrogen phosphate, including shell, shell include the first end face being oppositely arranged and
Biend, first end face are provided with liquid inlet device, and second end face is provided with liquid outlet device, and liquid inlet device to liquid outlet fills
Multiple filter assemblies are arranged at intervals between setting, filter assemblies include flow distribution plate and filter screen, and flow distribution plate is connected to the interior of shell
Wall is simultaneously arranged at intervals with multiple first through hole, filter screen upper berth positioned at filter screen on one end of liquid inlet device, flow distribution plate
The filter membrane for being 0.1 μm equipped with aperture.
Further, in the utility model preferred embodiment, liquid inlet device includes input duct and and input duct
The opening direction of the drainage hood of connection, drainage hood is arranged towards filter assemblies, and drainage hood is connected to input duct, and drainage hood is opened
It is connected with drainage plate at mouthful, multiple second through-holes are provided on drainage plate.
Further, in the utility model preferred embodiment, liquid outlet device includes outlet pipe and and outlet pipe
The opening direction of the kuppe of connection, kuppe is arranged towards filter assemblies, and kuppe is connected to outlet pipe.
Further, in the utility model preferred embodiment, the junction of kuppe and outlet pipe is arc-shaped.
Further, in the utility model preferred embodiment, the quantity of filter assemblies is 3 groups.
Further, in the utility model preferred embodiment, the cross section of shell is circle.
The advantageous effect of the filter device of potassium dihydrogen phosphate provided by the utility model is to pass through multiple filter assemblies
Potassium dihydrogen phosphate is carried out to secondary filtering, good filter effect can be reached to potassium dihydrogen phosphate；Each filtering group
Part includes flow distribution plate and filter screen, and multiple first through hole are arranged at intervals on flow distribution plate, and it is 0.1 μm that aperture is equipped on filter screen
Filter membrane, potassium dihydrogen phosphate from liquid inlet device enter, onto flow distribution plate, passed through by the first through hole on flow distribution plate
Membrane filtration on strainer falls impurity, and flow distribution plate plays the role of a shunting to potassium dihydrogen phosphate, can improve filter membrane with
The contact area of potassium dihydrogen phosphate improves the efficiency of filtering, and device is simple, at low cost.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram of the filter device for the potassium dihydrogen phosphate that the utility model embodiment provides；
Fig. 2 is the structural schematic diagram for the kuppe that the utility model embodiment provides.
Icon：The filter device of 100- potassium dihydrogen phosphates；200- shells；210- first end faces；220- second end faces；
300- liquid inlet devices；310- input ducts；320- drainage hoods；330- drainage plates；The second through-holes of 331-；400- liquid outlets fill
It sets；410- outlet pipes；420- kuppes；500- filter assemblies；510- flow distribution plates；511- first through hole；520- filter screens；
530- filter membranes.
Specific implementation mode
To keep the purpose, technical scheme and advantage of the utility model embodiment clearer, below in conjunction with this practicality
The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows
So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on this practicality
Embodiment in novel, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.Therefore, the implementation to the utility model provided in the accompanying drawings below
The detailed description of mode is not intended to limit claimed the scope of the utility model, but is merely representative of the utility model
Selected embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative labor
The every other embodiment obtained under the premise of dynamic, shall fall within the protection scope of the present invention.
The utility model is further described below in conjunction with attached drawing：
The utility model provides a kind of filter device 100 of potassium dihydrogen phosphate, as shown in Fig. 1, including shell
200, shell 200 includes the first end face 210 being oppositely arranged and second end face 220.
First end face 210 is provided with liquid inlet device 300, in order to potassium dihydrogen phosphate be made to be filled by inlet
300 inside for entering shell 200 are set, second end face 220 is provided with liquid outlet device 400, in order to make filtered phosphorus
Acid dihydride potassium solution is collected by liquid outlet device 400.Liquid inlet device 300 to interval between liquid outlet device 400 is set
It is equipped with multiple filter assemblies 500.
Specifically, liquid inlet device 300 includes input duct 310 and the drainage hood 320 being connect with input duct 310, it is excellent
Choosing, drainage hood 320 is integrally formed with input duct 310, and the opening direction of drainage hood 320 is arranged towards filter assemblies 500,
In, drainage hood 320 is connected to input duct 310, and the opening of drainage hood 320 is connected with drainage plate 330, is set on drainage plate 330
Multiple second through-holes 331 are equipped with, i.e. the structure of liquid inlet device 300 is similar to the structure of shower, in order to make di(2-ethylhexyl)phosphate
Hydrogen potassium solution by input duct 310 enter drainage hood 320, by multiple second through-holes 331 on drainage plate 330 flow out into
Liquid mouth device 300, makes potassium dihydrogen phosphate scatter, and potassium dihydrogen phosphate is avoided to concentrate certain for entering filter assemblies 500
Good filter effect is not achieved in a part.
Filter assemblies 500 include flow distribution plate 510 and filter screen 520, and the filter that aperture is 0.1 μm is equipped on filter screen 520
Film 530, filter screen 520 plays the role of a support to filter membrane 530, while filter membrane 530 can remove potassium dihydrogen phosphate
Middle grain size is more than the impurity of 0.1um, and filtered solution enters next stage filter assemblies 500 by filter membrane 530, filter screen 520.
Flow distribution plate 510 is connected to the inner wall of shell 200 and positioned at filter screen 520 close to one end of inlet, flow distribution plate 510
On be arranged at intervals with multiple first through hole 511, potassium dihydrogen phosphate carries out first time shunting by drainage plate 330, is passing through
Flow distribution plate 510 carries out second and shunts, in order to further increase the contact surface of filter membrane 530 and potassium dihydrogen phosphate
Product, improves the efficiency of filtering.Wherein, flow distribution plate 510, filter screen 520 can be welded in the inner wall of shell 200, can also pass through
The inner wall of bayonet unit or bolt and shell 200 is detachably connected.
It should be noted that in the present embodiment, the quantity of filter assemblies 500 is 3 groups, but not limited to this, it can be according to reality
Situation is designed, such as the quantity of filter assemblies 500 can be 2 groups or 4 groups etc..
Liquid outlet device 400 includes outlet pipe 410 and the kuppe 420 being connect with outlet pipe 410, kuppe 420
Opening direction be arranged towards filter assemblies 500, kuppe 420 is connected to outlet pipe 410, the purpose of setting kuppe 420
It is while to enable potassium dihydrogen phosphate quickly by going out liquid to preferably collect filtered potassium dihydrogen phosphate
Pipeline 410.
Preferably, the junction of kuppe 420 and outlet pipe 410 is arc-shaped, in order to potassium dihydrogen phosphate
Solution plays certain cushioning effect, avoids liquid splash.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of filter device of potassium dihydrogen phosphate, it is characterised in that：Including shell (200), the shell (200) includes
The first end face (210) and second end face (220) being oppositely arranged, the first end face (210) are provided with liquid inlet device
(300), the second end face (220) is provided with liquid outlet device (400), the liquid inlet device (300) to the liquid outlet
Multiple filter assemblies (500) are arranged at intervals between device (400), the filter assemblies (500) include flow distribution plate (510) and mistake
Strainer (520), the flow distribution plate (510) be connected to the inner wall of shell (200) and positioned at the filter screen (520) close to it is described into
One end of liquid mouth device (300) is arranged at intervals with multiple first through hole (511), the filter screen on the flow distribution plate (510)
(520) filter membrane (530) that aperture is 0.1 μm is equipped on.
2. the filter device of potassium dihydrogen phosphate according to claim 1, it is characterised in that：The liquid inlet device
(300) include input duct (310) and the drainage hood (320) being connect with the input duct (310), the drainage hood (320)
Opening direction be arranged towards the filter assemblies (500), the drainage hood (320) is connected to the input duct (310), institute
The opening for stating drainage hood (320) is connected with drainage plate (330), and multiple second through-holes are provided on the drainage plate (330)
(331)。
3. the filter device of potassium dihydrogen phosphate according to claim 2, it is characterised in that：The liquid outlet device
(400) include outlet pipe (410) and the kuppe (420) being connect with the outlet pipe (410), the kuppe (420)
Opening direction be arranged towards the filter assemblies (500), the kuppe (420) is connected to the outlet pipe (410).
4. the filter device of potassium dihydrogen phosphate according to claim 3, it is characterised in that：The kuppe (420)
Junction with the outlet pipe (410) is arc-shaped.
5. the filter device of potassium dihydrogen phosphate according to claim 1, it is characterised in that：The filter assemblies
(500) quantity is 3 groups.
6. the filter device of potassium dihydrogen phosphate according to claim 1, it is characterised in that：The shell (200)
Cross section is circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721508584.9U CN207654780U (en) | 2017-11-13 | 2017-11-13 | A kind of filter device of potassium dihydrogen phosphate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721508584.9U CN207654780U (en) | 2017-11-13 | 2017-11-13 | A kind of filter device of potassium dihydrogen phosphate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207654780U true CN207654780U (en) | 2018-07-27 |
Family
ID=62939105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721508584.9U Expired - Fee Related CN207654780U (en) | 2017-11-13 | 2017-11-13 | A kind of filter device of potassium dihydrogen phosphate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207654780U (en) |
-
2017
- 2017-11-13 CN CN201721508584.9U patent/CN207654780U/en not_active Expired - Fee Related
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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: 20180727 Termination date: 20201113 |