CN220968313U - Multistage filter equipment of nano-material dispersion - Google Patents
Multistage filter equipment of nano-material dispersion Download PDFInfo
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- CN220968313U CN220968313U CN202322759040.1U CN202322759040U CN220968313U CN 220968313 U CN220968313 U CN 220968313U CN 202322759040 U CN202322759040 U CN 202322759040U CN 220968313 U CN220968313 U CN 220968313U
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- filter
- filter assembly
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- filter element
- cavity
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- 239000006185 dispersion Substances 0.000 title claims abstract description 41
- 239000002086 nanomaterial Substances 0.000 title claims abstract description 34
- 238000001914 filtration Methods 0.000 claims abstract description 57
- 239000000463 material Substances 0.000 claims abstract description 18
- 239000011148 porous material Substances 0.000 claims description 10
- 238000005070 sampling Methods 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 229910001200 Ferrotitanium Inorganic materials 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000010936 titanium Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 15
- 239000012535 impurity Substances 0.000 abstract description 6
- 238000004140 cleaning Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011858 nanopowder Substances 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The application discloses a multistage filtering device for a nano material dispersion liquid, which at least comprises the following components: the first filter assembly and the second filter assembly are sequentially communicated with the material tank to be filtered, the first filter assembly, the second filter assembly and the second filter assembly, and the second filter assembly is also communicated with the material tank to be filtered and the collecting tank through a third stop valve; the first filter assembly and the second filter assembly comprise at least: the filter element is arranged in the cavity. According to the application, impurities can be fully filtered by arranging the multistage filtering component, so that the product quality is improved. According to the application, the dispersion liquid is directly connected to the filter element, the inner wall of the cavity is of an arc surface structure, so that dead angles are avoided, the dispersion liquid can be completely discharged, waste is avoided, and the filtering efficiency is improved. The filter element is detachable, the filter element is cleaned by ultrasonic equipment, the cleaning efficiency is improved, and the service life of the filter element is prolonged.
Description
Technical Field
The application belongs to the technical field of nano dispersion liquid production, and particularly relates to a multistage filtering device for nano material dispersion liquid.
Background
Inorganic nanomaterials are the most important fields in nanomaterial research and are widely applied in the aspects of environment, energy sources, biology and the like. However, since the inorganic nanoparticles have characteristics of high activity, small particle size, high surface energy, etc., agglomeration easily occurs during synthesis, resulting in loss of their physical properties and functional effects during final use. To exert the effect of nanomaterials, they must be surface modified. At present, wet modification is an important mode of nano modification, but impurities mixed in the wet modification process and generated large agglomerated particles influence the service performance of nano materials, so that multistage filtration of nano dispersion becomes one of indispensable important procedures.
The prior art-grade large-scale filtering technology and equipment are perfect, but laboratory filtering equipment is single and has poor practicability. The filtering devices commonly used at present are filter paper, buchner funnel bottle and the like. The principle is that a vacuum pump is utilized to form negative pressure in a Buchner funnel bottle, and nano dispersion liquid filtration is realized according to the pressure difference between the inside and the outside of the funnel. However, in the actual filtration process, the filter paper and the filter holes are easy to be blocked by the solute, and the solute cannot be effectively filtered according to the pore diameters of the filter holes, so that the problems of low filtration speed, low filtration efficiency and the like are caused.
Therefore, it is highly desirable to provide a multi-stage filtration device for nanomaterial dispersions.
Disclosure of utility model
In view of the foregoing drawbacks and deficiencies of the prior art, the present application is directed to a multi-stage filtration device for nanomaterial dispersions.
In order to solve the technical problems, the application is realized by the following technical scheme:
the application provides a multistage filtering device for a nano material dispersion liquid, which at least comprises the following components: the first filter assembly and the second filter assembly are sequentially communicated with the material tank to be filtered, the first filter assembly, the second filter assembly and the second filter assembly, and the second filter assembly is also communicated with the material tank to be filtered and the collecting tank through a third stop valve; the first filter assembly and the second filter assembly comprise at least: the filter element is arranged in the cavity.
Optionally, the above-mentioned nanomaterial dispersion multistage filtration device further comprises: the pump is arranged between the material tank to be filtered and the first stop valve.
Optionally, the nanomaterial dispersion multistage filtration device described above, wherein the first filtration assembly and/or the second filtration assembly further comprises: the sampling valve is arranged on the sampling port of the cavity.
Optionally, the nanomaterial dispersion multistage filtering device is provided, wherein the filter element is detachably connected with the cavity.
Optionally, the nanomaterial dispersion multistage filtering device described above, wherein the accuracy of the filter element of the first filter assembly is less than the accuracy of the filter element of the second filter assembly.
Optionally, the nanomaterial dispersion multistage filtering device is provided, wherein the pore diameter of the filter element of the first filtering component is 10-20 μm; the pore diameter of the filter element of the second filter component is 0.5-5 mu m.
Optionally, the nanomaterial dispersion multistage filtration device described above, wherein the length of the filter element is 300-400mm.
Optionally, in the multi-stage filtration device for nanomaterial dispersion, an inner wall of the cavity is of a curved surface structure.
Optionally, the nanomaterial dispersion multistage filtration device described above, wherein the filter cartridge comprises: a hard metal filter element.
Optionally, the nanomaterial dispersion multistage filtration device described above, wherein the hard metal comprises: titanium or stainless steel.
Compared with the prior art, the application has the following technical effects:
According to the application, impurities can be fully filtered by arranging the multistage filtering component, so that the product quality is improved.
According to the application, the dispersion liquid is directly connected to the filter element, the inner wall of the cavity is of an arc surface structure, so that dead angles are avoided, the dispersion liquid can be completely discharged, waste is avoided, and the filtering efficiency is improved.
The filter element is detachable, the filter element is cleaned by ultrasonic equipment, the cleaning efficiency is improved, and the service life of the filter element is prolonged.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the accompanying drawings in which:
fig. 1: a schematic structural diagram of an embodiment of the present application;
In the figure: the material tank 1 to be filtered, the pump 2, the first stop valve 3, the first filter component 4, the cavity 5, the filter element 6, the sampling valve 7, the second filter component 8, the second stop valve 9, the third stop valve 10 and the collecting tank 11.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
As shown in fig. 1, one embodiment of the present application, a multi-stage filtration device for a nanomaterial dispersion, at least comprises: the first filter assembly 4 and the second filter assembly 8, the material tank 1 to be filtered is sequentially communicated with the first stop valve 3, the first filter assembly 4, the second stop valve 9 and the second filter assembly 8, and the second filter assembly 8 is also communicated with the material tank 1 to be filtered and the collecting tank 11 through the third stop valve 10; the first filter assembly 4 and the second filter assembly 8 comprise at least: the filter element 6 and the cavity 5, wherein the filter element 6 is arranged in the cavity 5.
In the present embodiment, two stages of filter assemblies are provided for illustration, however, those skilled in the art can design more stages of filter assemblies according to actual needs. Specifically, the discharge port of the material tank 1 to be filtered is directly communicated with the filter element 6 of the first filter assembly 4 through the first stop valve 3, the bottom of the cavity 5 of the first filter assembly 4 is provided with a discharge port, the discharge port is communicated with the filter element 6 of the second filter assembly 8 through the second stop valve 9, the bottom of the cavity 5 of the second filter assembly 8 is provided with a discharge port, and the discharge port is communicated with the material tank 1 to be filtered and the collecting tank 11 through the third stop valve 10. A worker can judge whether the nano material dispersion liquid reaches a preset standard by sampling in the cavity 5 of the second filter assembly 8 and using instruments such as a laser particle analyzer, and when the nano material dispersion liquid reaches the preset standard, the third stop valve 10 of the collecting tank 11 connected with the discharge hole of the cavity 5 of the second filter assembly 8 is conducted so that the liquid flows into the collecting tank 11; when the preset standard is not met, the third stop valve 10 of the material tank 1 to be filtered is connected with the discharge port of the cavity 5 of the second filter assembly 8. Through setting up multistage filtration subassembly can fully filter impurity, improve product quality.
Specifically, the nanomaterial dispersion multistage filtering device further comprises: and the pump 2 is arranged between the material tank 1 to be filtered and the first stop valve 3.
In this embodiment, a fluid pump 2 is disposed between the material tank 1 to be filtered and the first stop valve 3 to ensure that the liquid in the material tank 1 to be filtered can smoothly flow into the first filter assembly 4, and in addition, the fluid pump 2 is additionally arranged to provide some pressure to the liquid, which is more conducive to filtration. Of course, the person skilled in the art can set the position of the outlet of the material tank 1 to be filtered higher than the inlet of the first filter assembly 4, so as to ensure that the liquid smoothly flows into the first filter assembly 4.
In particular, the first filtering assembly 4 and/or the second filtering assembly 8 further comprise: and the sampling valve 7 is arranged on the sampling port of the cavity 5.
In this embodiment, the first filter assembly 4 and the second filter assembly 8 are provided with sampling valves 7, so that the workers can sample and detect randomly.
Optionally, the inner wall of the cavity 5 is a curved surface structure.
In this embodiment, the dispersion directly gets into filter core 6, and the discharge gate of cavity 5 is located the bottom of curved surface structure, avoids the dead angle for dispersion can all be discharged, improves filtration efficiency, avoids extravagant, avoids nano powder and failing to obtain filterable impurity deposit at filter core 6 surface simultaneously, avoids filter core 6 to contact with dispersion for a long time promptly and leads to the dispersion to cause the pollution to filter core 6.
Optionally, the filter element 6 is detachably connected to the cavity 5.
In this embodiment, the filter element 6 is connected with the cavity 5 by a buckle, for example, a groove is formed on a feeding pipe in the cavity 5, a protrusion is formed on the filter element 6, and the groove is connected with the protrusion, so that the filter element 6 is detachably connected with the cavity 5. Of course, threaded connections, etc. may also be employed. The filter core 6 is detachable, can be convenient for wash, after wasing filtering component, pull down the filter core 6, utilize ultrasonic equipment to wash, improve cleaning efficiency, the life of extension filter core 6.
Specifically, the precision of the filter element 6 of the first filter assembly 4 is smaller than that of the filter element 6 of the second filter assembly 8, so that step-by-step filtration is realized.
Optionally, the pore diameter of the filter element 6 of the first filter component 4 is 10-20 μm, if the pore diameter of the filter element 6 of the first filter component 4 is too large, the filtering precision is insufficient, and if the pore diameter is too small, the filter element 6 is blocked by nano powder; the aperture of the filter element 6 of the second filter component 8 is 0.5-5 mu m, so that impurities can be filtered further efficiently, and the filtering precision is improved.
Preferably, in this embodiment, the filter cartridge 6 of the first filter assembly 4 has a pore size of 15 μm and the filter cartridge 6 of the second filter assembly has a pore size of 3 μm.
Optionally, the length of the filter element 6 is 300-400mm, and setting the length of the filter element 6 to be too short results in smaller filtering area and reduced filtering speed; setting its length too long results in too low a filtration pressure and also reduces the filtration rate.
Preferably, in this embodiment, the length of the filter cartridge 6 is set at 350mm.
Optionally, the cartridge 6 includes, but is not limited to, a hard metal cartridge 6, thereby providing some resistance to deformation.
Optionally, the hard metal includes, but is not limited to, titanium or stainless steel to ensure that the micropores of the filter element 6 do not deform at a pressure of less than 0.6 MPa.
In the description of the present application, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present application, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", etc., azimuth or positional relationship are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of operations, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
The above embodiments are only for illustrating the technical scheme of the present application, but not for limiting the same, and the present application is described in detail with reference to the preferred embodiments. It will be understood by those skilled in the art that various modifications and equivalent substitutions may be made to the technical solution of the present application without departing from the spirit and scope of the technical solution of the present application, and it is intended to cover the scope of the claims of the present application.
Claims (10)
1. A nanomaterial dispersion multistage filtration device comprising at least: the first filter assembly and the second filter assembly are sequentially communicated with the material tank to be filtered, the first filter assembly, the second filter assembly and the second filter assembly, and the second filter assembly is also communicated with the material tank to be filtered and the collecting tank through a third stop valve; the first filter assembly and the second filter assembly comprise at least: the filter element is arranged in the cavity.
2. The nanomaterial dispersion multistage filtration device of claim 1, further comprising: the pump is arranged between the material tank to be filtered and the first stop valve.
3. The nanomaterial dispersion multistage filtration device of claim 1, wherein the first filtration assembly and/or the second filtration assembly further comprises: the sampling valve is arranged on the sampling port of the cavity.
4. A nanomaterial dispersion multistage filtration device according to any of claims 1 to 3, characterized in that the filter cartridge is detachably connected to the cavity.
5. A nanomaterial dispersion multistage filtration device according to any of claims 1 to 3, characterized in that the cartridge precision of the first filter assembly is smaller than the cartridge precision of the second filter assembly.
6. The nanomaterial dispersion multistage filtration device of claim 5, wherein the first filtration assembly has a cartridge pore size of 10-20 μιη; the pore diameter of the filter element of the second filter component is 0.5-5 mu m.
7. A nanomaterial dispersion multistage filtration device according to any of claims 1 to 3, characterized in that the length of the filter cartridge is 300-400mm.
8. A nanomaterial dispersion multistage filtration device as claimed in any one of claims 1 to 3 wherein the inner wall of the cavity is of curved configuration.
9. A nanomaterial dispersion multistage filtration device according to any of claims 1 to 3, characterized in that the filter cartridge comprises: a hard metal filter element.
10. The nanomaterial dispersion multistage filtration device of claim 9, wherein the hard metal comprises: titanium or stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322759040.1U CN220968313U (en) | 2023-10-13 | 2023-10-13 | Multistage filter equipment of nano-material dispersion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322759040.1U CN220968313U (en) | 2023-10-13 | 2023-10-13 | Multistage filter equipment of nano-material dispersion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220968313U true CN220968313U (en) | 2024-05-17 |
Family
ID=91058589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322759040.1U Active CN220968313U (en) | 2023-10-13 | 2023-10-13 | Multistage filter equipment of nano-material dispersion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220968313U (en) |
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2023
- 2023-10-13 CN CN202322759040.1U patent/CN220968313U/en active Active
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