CN211885556U - Molecular sieve filtering device - Google Patents
Molecular sieve filtering device Download PDFInfo
- Publication number
- CN211885556U CN211885556U CN202020138352.4U CN202020138352U CN211885556U CN 211885556 U CN211885556 U CN 211885556U CN 202020138352 U CN202020138352 U CN 202020138352U CN 211885556 U CN211885556 U CN 211885556U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- molecular sieve
- filter plate
- filter
- pipe
- 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 - Fee Related
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- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 239000002808 molecular sieve Substances 0.000 title claims abstract description 53
- 238000001914 filtration Methods 0.000 title claims abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 47
- 239000000463 material Substances 0.000 claims abstract description 12
- 238000007599 discharging Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 239000003792 electrolyte Substances 0.000 description 9
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical group [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The utility model relates to the field of molecular sieve filtration, in particular to a molecular sieve filtration device, which comprises two cylinders and a molecular sieve, wherein the liquid outlet and the pipeline of the liquid inlet are respectively provided with a valve; the cylinder comprises a first cylinder and a second cylinder, a first filter plate and a second filter plate are arranged in the first cylinder, the first filter plate and the second filter plate are arranged in parallel, the edge of the filter plate is fixedly connected with the inner wall of the cylinder, and a molecular sieve is filled between the first filter plate and the second filter plate; the first barrel and the second barrel are detachably connected, so that the filter device in the barrel can be conveniently replaced; the integral replacement of the cylinder body is realized through the flange; the replacement of the molecular sieve is realized through the material connecting pipe and the material discharging pipe; the replacement of the molecular sieve without shutdown is realized through the valve; the filter screen is used for further filtering, so that the residue of molecular sieve debris is solved; simple structure and convenient use.
Description
Technical Field
The utility model relates to a molecular sieve filters the field, more specifically relates to a molecular sieve filter equipment.
Background
The key of the function of conducting electrons in the lithium ion battery is lithium electrolyte, which is a non-aqueous electrolyte solution, but if the electrolyte contains a small amount of water and free hydrofluoric acid, the electrolyte is directly decomposed, further causing corrosion of a battery pole piece, and further seriously affecting the performance of the battery, so that the moisture and the free acid content of the electrolyte must be strictly controlled in the production and use processes. In the production of lithium electrolyte, the organic solvent for preparing the electrolyte and the prepared electrolyte are dehydrated to remove impurities. In the prior art, molecular sieve dehydration is generally adopted, and impurities are filtered. Molecular sieve dehydration is generally a spherical star or short rod type particle with uniform micropores inside, generally crystalline silicate or aluminosilicate, prepared by using inorganic or organic substances with high-efficiency drying agents and selective adsorption. However, molecular sieves generally lose their function after several uses and therefore need to be replaced periodically. Because the molecular sieve is more in the jar body, change each time and need half a day time, just so can refill the jar body, make the process go on slowly.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough that exists among the prior art, the utility model provides a molecular sieve filter equipment solves the molecular sieve and changes at every turn and need a large amount of time, wastes time and energy, influences the productivity.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
a molecular sieve filtering device comprises two cylinders and a molecular sieve, wherein the lower parts of the two cylinders are communicated through a material changing pipe; the upper end of the cylinder body is provided with a liquid outlet, the lower end of the cylinder body is provided with a liquid inlet, the liquid outlets of the two cylinder bodies are connected in parallel, the liquid outlets are communicated with a liquid outlet pipe, the liquid inlets of the two cylinder bodies are connected in parallel, the liquid inlet is communicated with a liquid inlet pipe, and the pipelines of the liquid outlets and the liquid inlets are respectively provided with a valve; the cylinder comprises a first cylinder and a second cylinder, and the first cylinder is communicated with the second cylinder through a material changing pipe; a first filter plate and a second filter plate are arranged in the first cylinder, the first filter plate and the second filter plate are arranged in parallel, the edge of the filter plate is fixedly connected with the inner wall of the cylinder, and a molecular sieve is filled between the first filter plate and the second filter plate; the first cylinder and the second cylinder are fixedly connected through bolts; the first cylinder is provided with a fixed seat above the second filter plate, and the fixed seat is in a circular ring shape and is fixedly connected to the inner wall of the cylinder; a sealing ring is arranged between the second cylinder and the fixed seat.
Furthermore, a feeding pipe is arranged on the upper part of the filling position of the first cylinder molecular sieve, and a discharging pipe is arranged on the lower part of the filling position of the first cylinder molecular sieve, so that the molecular sieve can be replaced.
Furthermore, the first filter plate and the second filter plate adopt stainless steel filter screens, the thickness of the stainless steel filter screens is 3.5 mm, and the diameter of filter holes of the stainless steel filter screens is 2 mm.
Further, the molecular sieve is filled in a filter bag, and the filter bag is arranged between the first filter plate and the second filter plate.
Furthermore, the connection part of the filter bag and the feed pipe and the discharge pipe is opened and is respectively communicated with the feed pipe and the discharge pipe.
Furthermore, the filter bag is made of polytetrafluoroethylene, and the aperture of the filter holes is 270 meshes.
Further, the liquid outlet is connected with the liquid outlet pipe through a flange; the liquid inlet is connected with the liquid inlet pipe through a flange.
Compared with the prior art, the utility model discloses the beneficial effect who has does:
the utility model provides a molecular sieve filtering device, which realizes the detachable connection of a cylinder body through a first cylinder body and a second cylinder body, and is convenient for replacing the filtering device in the cylinder body; the integral replacement of the cylinder body is realized through the flange; the replacement of the molecular sieve is realized through the material connecting pipe and the material discharging pipe; the replacement of the molecular sieve without shutdown is realized through the valve; the filter screen is used for further filtering, so that the residue of molecular sieve debris is solved; simple structure and convenient use.
Drawings
FIG. 1 is a schematic structural diagram of a molecular sieve filter.
In the figure: 1 is first barrel, 2 is the second barrel, 3 is first filter, 4 is the second filter, 5 is the molecular sieve, 6 is the liquid outlet, 7 is the inlet, 8 is the drain pipe, 9 is the feed liquor pipe, 10 is the bolt, 11 is the fixing base, 12 is the sealing washer, 13 is the inlet pipe, 14 is the discharging pipe, 15 is the material changing pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, a molecular sieve filtering device comprises a cylinder and a molecular sieve 5, wherein the upper end of the cylinder is provided with a liquid outlet 6, the lower end of the cylinder is provided with a liquid inlet 7, the liquid outlets 6 of the two cylinders are connected in parallel, the liquid outlets 6 are communicated with a liquid outlet pipe 8, the liquid inlets 7 of the two cylinders are connected in parallel, the liquid inlet 7 is communicated with a liquid inlet pipe 9, and pipelines of the liquid outlet 6 and the liquid inlet 7 are respectively provided with a valve; the device comprises a feeding pipe 15, two cylinder bodies, a communicating valve and a pump, wherein the two cylinder bodies are arranged, the lower parts of the two cylinder bodies are communicated through the feeding pipe 15, and the pump is used for transferring liquid between the cylinder bodies; the cylinder comprises a first cylinder body 1 and a second cylinder body 2, a first filter plate 3 and a second filter plate 4 are arranged in the first cylinder body 1, the first filter plate 3 and the second filter plate 4 are arranged in parallel, the edge of the filter plate is fixedly connected with the inner wall of the cylinder body, so that the molecular sieve 5 does not leak, and the molecular sieve 5 is filled between the first filter plate 3 and the second filter plate 4; the first cylinder 1 and the second cylinder 2 are fixedly connected through a bolt 10; the first cylinder 1 is provided with a fixed seat 11 above the second filter plate 4, and the fixed seat 11 is annular and is fixedly connected to the inner wall of the cylinder; a sealing ring 12 is arranged between the second cylinder 2 and the fixing seat 11 and is used for sealing connection between the first cylinder 1 and the second cylinder 2.
In this embodiment, the filling position of the molecular sieve 5 in the first cylinder 1 is provided with a feeding pipe 13 at the upper part and a discharging pipe 14 at the lower part for replacing the molecular sieve 5.
In this embodiment, the first filter plate 3 and the second filter plate 4 are stainless steel filter screens having a thickness of 3.5 mm and a filter hole diameter of 2 mm.
In this embodiment, the molecular sieve 5 is packed in a filter bag, which is arranged between the first filter plate 3 and the second filter plate 4.
In this embodiment, the filter bag is open at the connection to the inlet pipe 13 and the outlet pipe 14, and is in communication with the inlet pipe 13 and the outlet pipe 14, respectively.
In this embodiment, the filter bag is made of polytetrafluoroethylene, and the aperture of the filter holes is 270 meshes.
In this embodiment, the liquid outlet 6 is connected with the liquid outlet pipe 8 through a flange; the liquid inlet 7 is connected with a liquid inlet pipe 9 through a flange. Electrolyte passes through one cylinder body independently in a mode of feeding in and discharging out from the cylinder body, when the molecular sieve needs to be replaced, material replacement between the two cylinder bodies is realized through a material replacement pipe 15, and the material replacement pipe 15 is provided with a bidirectional pump for providing power for replacing the electrolyte; the on-off control of the liquid in the material changing pipe is realized through a valve; and after the two cylinders are reloaded, the molecular sieve in the cylinder is replaced.
As used in this embodiment, the terms "front," "back," "left," "right," "upper" and "lower" refer to directions indicated in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
The above description has been made in detail only for the preferred embodiment of the present invention, but the present invention is not limited to the above embodiment, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of those skilled in the art, and all such changes are intended to be encompassed by the present invention.
Claims (7)
1. A molecular sieve filter device, characterized in that: the device comprises a cylinder body and a molecular sieve (5), wherein a liquid outlet (6) is arranged at the upper end of the cylinder body, a liquid inlet (7) is arranged at the lower end of the cylinder body, the liquid outlets (6) of the two cylinder bodies are connected in parallel, the liquid outlets (6) are communicated with a liquid outlet pipe (8), the liquid inlets (7) of the two cylinder bodies are connected in parallel, the liquid inlet (7) is communicated with a liquid inlet pipe (9), and pipelines of the liquid outlet (6) and the liquid inlet (7) are respectively provided; the two cylinders are arranged, and the lower parts of the two cylinders are communicated through a material changing pipe (15); the cylinder comprises a first cylinder (1) and a second cylinder (2), a first filter plate (3) and a second filter plate (4) are arranged in the first cylinder (1), the first filter plate (3) and the second filter plate (4) are arranged in parallel, the edge of the filter plate is fixedly connected with the inner wall of the cylinder, so that the molecular sieve (5) does not leak, and the molecular sieve (5) is filled between the first filter plate (3) and the second filter plate (4); the first cylinder (1) and the second cylinder (2) are fixedly connected through a bolt (10); a fixed seat (11) is arranged above the second filter plate (4) on the first cylinder (1), and the fixed seat (11) is annular and is fixedly connected to the inner wall of the cylinder; a sealing ring (12) is arranged between the second cylinder (2) and the fixed seat (11) and is used for sealing connection between the first cylinder (1) and the second cylinder (2).
2. A molecular sieve filtration unit according to claim 1, wherein: a feeding pipe (13) is arranged on the upper portion of a filling position of the molecular sieve (5) of the first barrel (1), and a discharging pipe (14) is arranged on the lower portion of the filling position of the molecular sieve (5) of the first barrel and used for replacing the molecular sieve (5).
3. A molecular sieve filtration unit according to claim 1, wherein: the first filter plate (3) and the second filter plate (4) adopt stainless steel filter screens, the thickness of the stainless steel filter screens is 3.5 mm, and the diameter of filter holes of the filter screens is 2 mm.
4. A molecular sieve filtration unit according to claim 1, wherein: the molecular sieve (5) is filled in a filter bag which is arranged between the first filter plate (3) and the second filter plate (4).
5. A molecular sieve filtration unit according to claim 4, wherein: the filter bag is opened at the joint of the filter bag and the feeding pipe (13) and the discharging pipe (14) and is respectively communicated with the feeding pipe (13) and the discharging pipe (14).
6. A molecular sieve filtration unit according to claim 4, wherein: the filter bag is made of polytetrafluoroethylene, and the aperture of the filter holes is 270 meshes.
7. A molecular sieve filtration unit according to claim 1, wherein: the liquid outlet (6) is connected with the liquid outlet pipe (8) through a flange; the liquid inlet (7) is connected with the liquid inlet pipe (9) through a flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020138352.4U CN211885556U (en) | 2020-01-21 | 2020-01-21 | Molecular sieve filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020138352.4U CN211885556U (en) | 2020-01-21 | 2020-01-21 | Molecular sieve filtering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211885556U true CN211885556U (en) | 2020-11-10 |
Family
ID=73303470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020138352.4U Expired - Fee Related CN211885556U (en) | 2020-01-21 | 2020-01-21 | Molecular sieve filtering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211885556U (en) |
-
2020
- 2020-01-21 CN CN202020138352.4U patent/CN211885556U/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: 20201110 |