CN213101136U - Lithium ion electrolyte dissolves filtration system with back flush - Google Patents
Lithium ion electrolyte dissolves filtration system with back flush Download PDFInfo
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- CN213101136U CN213101136U CN202021819184.1U CN202021819184U CN213101136U CN 213101136 U CN213101136 U CN 213101136U CN 202021819184 U CN202021819184 U CN 202021819184U CN 213101136 U CN213101136 U CN 213101136U
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Abstract
The utility model discloses a lithium ion electrolyte dissolving and filtering system with back flush, which comprises a dissolving kettle, a primary filter, a secondary filter, a liquid storage tank and a water tank which are sequentially communicated through a pipeline from left to right, wherein a first pump body and a first valve are sequentially arranged on the pipeline between the dissolving kettle and the primary filter from left to right; a second valve and a third valve are respectively arranged on a pipeline between the primary filter and the secondary filter and a pipeline between the secondary filter and the liquid storage tank; a first bypass pipe is arranged on a pipeline between the first-stage filter and the second-stage filter; and a second bypass pipe is arranged on a pipeline between the secondary filter and the liquid storage tank. The utility model discloses a set up the water purification and wash primary backwashing system and the secondary backwashing system of electrolyte as the flushing medium of flushing medium as the flushing medium and wash primary filter and secondary filter, prolonged the life of crossing the filter core, ensured the quality of electrolyte in the filtering process simultaneously.
Description
Technical Field
The utility model relates to an electrolyte production technical field especially relates to a lithium ion electrolyte dissolves filtration system with back flush.
Background
The production process of the lithium ion battery electrolyte has high quality requirement, the moisture content is less than 10ppm, the metal impurities are less than 1ppm, and the lithium ion battery electrolyte is a colorless transparent solution. Therefore, in the process of producing the lithium ion battery electrolyte, a high-precision sealed filter is required to be adopted to filter the solvent and the solution in each production stage.
However, after the filtering core with filtering function in the prior art is used for a long time, the filtering and purifying effects are influenced because impurities are adsorbed on the filtering core, and the production efficiency is also reduced; meanwhile, the filter element cannot be used completely, and if the filter element is replaced, the production cost is increased invisibly; in addition, when the filter element is replaced, various impurities are easily introduced in the operation process, so that the quality of the electrolyte is reduced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a lithium ion electrolyte dissolving and filtering system with backwashing, which solves the existing problems.
The utility model discloses the technical scheme who adopts as follows:
a lithium ion electrolyte dissolving and filtering system with back washing function comprises a dissolving kettle, a primary filter, a secondary filter, a liquid storage tank and a water tank which are sequentially communicated through a pipeline from left to right, and is characterized in that a first pump body and a first valve are sequentially arranged on the pipeline between the dissolving kettle and the primary filter from left to right; a second valve and a third valve are respectively arranged on a pipeline between the primary filter and the secondary filter and a pipeline between the secondary filter and the liquid storage tank;
a first bypass pipe is arranged on a pipeline between the first-stage filter and the second-stage filter; a second bypass pipe is arranged on a pipeline between the secondary filter and the liquid storage tank; the water outlet end of the first bypass pipe is communicated with a pipeline between the primary filter and the second valve, and the water inlet end of the first bypass pipe is connected with the water tank; the water outlet end of the second bypass pipe is communicated with a pipeline between the secondary filter and the third valve, and the water outlet end is connected with the water tank;
a fourth valve and a second pump body are sequentially arranged on the first bypass pipe in the direction far away from the water outlet end; and a fifth valve and a third pump body are sequentially arranged on the second bypass pipe in the direction far away from the water outlet end.
Preferably, a third bypass pipe is further arranged on a pipeline between the primary filter and the secondary filter; a fourth bypass pipe is also arranged on the pipeline between the secondary filter and the liquid storage tank; the water outlet end of the third bypass pipe is communicated with a pipeline between the primary filter and the second valve, and the water inlet end of the third bypass pipe is connected with the liquid storage tank; and the water outlet end of the fourth bypass pipe is communicated with a pipeline between the secondary filter and the third valve, and the water outlet end is connected with the liquid storage tank.
Preferably, a first bidirectional high-pressure pump and a first overflow valve are sequentially arranged on the third bypass pipe in the direction away from the water outlet end; and a second bidirectional high-pressure pump and a second overflow valve are sequentially arranged on the fourth bypass pipe in the direction away from the water outlet end.
Preferably, a first sewage discharge pipe and a second sewage discharge pipe are respectively connected to a pipeline between the first valve and the primary filter and a pipeline between the second valve and the secondary filter; the water outlet ends of the first sewage draining pipe and the second sewage draining pipe are respectively connected with a first waste water barrel and a second waste water barrel; and a sixth valve and a seventh valve are respectively arranged on the first sewage draining pipe and the second sewage draining pipe.
Preferably, the primary filter is a high-frequency electronic magnetic processor; the secondary filter is a high-precision filter.
Preferably, the primary filter comprises a first shell, a processing core and a control host, wherein the processing core is arranged in the first shell.
Preferably, the first valve, the second valve, the third valve, the fourth valve, the fifth valve, the sixth valve and the seventh valve are all solenoid valves.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses a through the setting by the water tank, first bypass pipe, the second bypass pipe, the fourth valve, the second pump body, the fifth valve, the water purification that the third pump body is constituteed is as the elementary back flush system of flushing medium and by the liquid reserve tank, the third bypass pipe, the fourth bypass pipe, first bidirectional high-pressure pump, first overflow valve, the bidirectional high-pressure pump of second, the electrolyte that the second overflow valve is constituteed is as the secondary back flush system of flushing medium to one-level filter, sedimentary impurity washs on secondary filter and the circulating line, the life of filter element has been prolonged, the quality of electrolyte in the filtering process has been ensured simultaneously.
Drawings
Fig. 1 is a schematic structural view of the present invention;
wherein: the device comprises a dissolving kettle 1, a primary filter 2, a secondary filter 3, a liquid storage tank 4, a water tank 5, a first pump body 6, a first valve 7, a second valve 8, a third valve 9, a first bypass pipe 10, a second bypass pipe 11, a fourth valve 12, a second pump body 13, a fifth valve 14, a third pump body 15, a third bypass pipe 16, a fourth bypass pipe 17, a first bidirectional high-pressure pump 18, a first overflow valve 19, a second bidirectional high-pressure pump 20, a second overflow valve 21, a first drain pipe 22, a second drain pipe 23, a first waste water barrel 24, a second waste water barrel 25, a sixth valve 26, a seventh valve 27, a first shell 210, a processor core 220, a second shell 310 and a filter core 320.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "front," "back," "left," "right," "up," "down," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The invention will be further described with reference to the accompanying drawings and specific embodiments:
as shown in fig. 1, a lithium ion electrolyte dissolving and filtering system with back flush comprises a dissolving kettle 1, a primary filter 2, a secondary filter 3, a liquid storage tank 4 and a water tank 5 which are sequentially communicated through a pipeline from left to right, and is characterized in that a first pump body 6 and a first valve 7 are sequentially arranged on the pipeline between the dissolving kettle 1 and the primary filter 2 from left to right; and a second valve 8 and a third valve 9 are respectively arranged on a pipeline between the primary filter 2 and the secondary filter 3 and a pipeline between the secondary filter 3 and the liquid storage tank 4.
A first bypass pipe 10 is arranged on a pipeline between the first-stage filter 2 and the second-stage filter 3; a second bypass pipe 11 is arranged on a pipeline between the secondary filter 3 and the liquid storage tank 4; the water outlet end of the first bypass pipe 10 is communicated with a pipeline between the primary filter 2 and the second valve 8, and the water inlet end is connected with the water tank 5; the water outlet end of the second bypass pipe 11 is communicated with a pipeline between the second-stage filter 3 and the third valve 9, and the water outlet end is connected with the water tank 5.
A fourth valve 12 and a second pump body 13 are sequentially arranged on the first bypass pipe 10 in the direction far away from the water outlet end; a fifth valve 14 and a third pump body 15 are sequentially arranged on the second bypass pipe 11 in the direction away from the water outlet end.
In this embodiment, the first bypass pipe 10 and the second bypass pipe 11 are used for pumping water in the water tank 5 from the water outlet end of the primary filter 2 and the water outlet end of the secondary filter 3 to the water inlet end of the primary filter 2 and the water inlet end of the secondary filter 3 respectively under the action of the second pump body 13 and the third pump body 15, so as to perform primary backwashing on the primary filter 2 and the secondary filter 3 by liquid water.
Further, as shown in fig. 1, a third bypass pipe 16 is further disposed on a pipeline between the primary filter 2 and the secondary filter 3; a fourth bypass pipe 17 is also arranged on a pipeline between the secondary filter 3 and the liquid storage tank 4; the water outlet end of the third bypass pipe 16 is communicated with a pipeline between the primary filter 2 and the second valve 8, and the water inlet end is connected with the liquid storage tank 4; and the water outlet end of the fourth bypass pipe 17 is communicated with a pipeline between the secondary filter 3 and the third valve 9, and the water outlet end is connected with the liquid storage tank 4.
Further, as shown in fig. 1, a first bidirectional high-pressure pump 18 and a first overflow valve 19 are sequentially arranged on the third bypass pipe 16 in a direction away from the water outlet end; a second bidirectional high-pressure pump 20 and a second overflow valve 21 are sequentially arranged on the fourth bypass pipe 17 in the direction far away from the water outlet end.
In this embodiment, the third bypass pipe 16 and the fourth bypass pipe 17 are used for pumping the water in the liquid storage tank 4 from the water outlet end of the primary filter 2 and the water outlet end of the secondary filter 3 to the water inlet end of the primary filter 2 and the water inlet end of the secondary filter 3 respectively under the action of the first bidirectional high-pressure pump 18 and the second bidirectional high-pressure pump 29, so as to filter the electrolyte to perform a secondary back flush on the primary filter 2 and the secondary filter 3, and simultaneously, can remove the water liquid remained on the pipeline and the primary filter 2 and the secondary filter 3 during the primary flush;
in addition, after the filter element is replaced, the water content, acidity and turbidity of the electrolyte can be effectively prevented from rising through secondary back washing by using the electrolyte as a washing medium.
Further, as shown in fig. 1, a first sewage discharge pipe 22 and a second sewage discharge pipe 23 are respectively connected to a pipeline between the first valve 7 and the primary filter 2 and a pipeline between the second valve 8 and the secondary filter 3; the water outlet ends of the first sewage discharge pipe 22 and the second sewage discharge pipe 23 are respectively connected with a first waste water barrel 24 and a second waste water barrel 25; the first sewage draining pipe 22 and the second sewage draining pipe 23 are respectively provided with a sixth valve 26 and a seventh valve 27.
In this embodiment, the waste water for cleaning the primary filter 2 is collected by a waste water collection device composed of a first waste pipe 22, a first waste water bucket 24 and a sixth valve 26; meanwhile, the sewage is collected and used for cleaning the secondary filter 3, wherein the sewage is composed of a second sewage discharge pipe 23, a second sewage barrel 25 and a seventh valve 27.
Further, the primary filter 2 is a high-frequency electronic magnetic processor; the secondary filter 3 is a high-precision filter.
Further, the primary filter 2 includes a first housing 210, a processor core 220, and a control host, wherein the processor core 220 is disposed in the first housing 210.
In this embodiment, the primary filter 2 (high-frequency electromagnetic processor) performs high-frequency treatment on the electrolyte, the molecular structure of the conductive liquid resonates under the action of a high-frequency electromagnetic field, so that the physical structure and the characteristics of the liquid are changed, the polarity and the dipole moment of the solution molecules are effectively enhanced, the charge distribution of the electrolyte is changed, the mutual position relationship of electrolyte ions is changed, and the state is maintained for a certain time, so that magnetized impurities are absorbed and filtered by the magnetic filter, the filtering burden of the high-precision filter is reduced, and the service life of the high-precision filter element is prolonged. Meanwhile, the high-frequency electromagnetic field provided by the high-frequency electronic magnetic processor can also improve the dissolution effect of the electrolyte. The efficiency of filtration is improved and the change of filter core is reduced, the cost is greatly reduced.
Further, the first valve 7, the second valve 8, the third valve 9, the fourth valve 12, the fifth valve 14, the sixth valve 26, and the seventh valve 27 are all solenoid valves.
The working principle is as follows: the utility model discloses at the during operation, the first pump body 6 starts, first bidirectional high-pressure pump 18 and the bidirectional high-pressure pump 20 of second stop, first valve 7, second valve 8, third valve 9 are opened, fourth valve 12, fifth valve 14, sixth valve 26, seventh valve 27 are closed, the electrolyte in the dissolving kettle 1 passes through first pump body 6 in proper order, first valve 7, one-level filter 2, second valve 8 and secondary filter 3, flow to liquid reserve tank 4 at last, reach the high efficiency filtration to electrolyte.
When the impurities deposited on the first-stage filter 2, the second-stage filter 3 and the circulating pipeline need to be cleaned;
the method comprises the following steps: firstly, primary flushing is carried out by using clean water as a cleaning medium, the first pump body 6, the first bidirectional high-pressure pump 18 and the second bidirectional high-pressure pump 20 stop working, the second pump body 13 and the third pump body 15 work, the first valve 7, the second valve 8 and the third valve 9 are closed, the fourth valve 12, the fifth valve 14, the sixth valve 26 and the seventh valve 27 are opened, and the clean water in the water tank 5 flows into the first wastewater barrel 24 through the second pump body 13, the fourth valve 12, the primary filter 2 and the sixth valve 26 in sequence; the cleaned wastewater flows to a second wastewater barrel 25 through a third pump body 15, a fifth valve 14, a secondary filter 3 and a seventh valve 27;
step two: then, performing secondary washing by taking electrolyte as a cleaning medium; the second pump body 13 and the third pump body 15 stop working, the first bidirectional high-pressure pump 18 and the second bidirectional high-pressure pump 20 start to rotate forwards, and the electrolyte in the liquid storage tank 4 sequentially passes through the first overflow valve 19, the first bidirectional high-pressure pump 18, the primary filter 2 and the sixth valve 26 respectively to flow the cleaned waste electrolyte into the first waste water barrel 24; in addition, the cleaned waste electrolyte flows to a second waste water barrel 25 through a second overflow valve 21, a second bidirectional high-pressure pump 20, a secondary filter 3 and a seventh valve 27;
finally, the back washing of the primary filter 2 and the secondary filter 3 is realized, the service life of the filter element in the primary filter 2 and the secondary filter 3 is prolonged, and the quality of the electrolyte in the filtering process is ensured.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the present invention.
Claims (7)
1. A lithium ion electrolyte dissolving and filtering system with back washing function comprises a dissolving kettle, a primary filter, a secondary filter, a liquid storage tank and a water tank which are sequentially communicated through a pipeline from left to right, and is characterized in that a first pump body and a first valve are sequentially arranged on the pipeline between the dissolving kettle and the primary filter from left to right; a second valve and a third valve are respectively arranged on a pipeline between the primary filter and the secondary filter and a pipeline between the secondary filter and the liquid storage tank;
a first bypass pipe is arranged on a pipeline between the first-stage filter and the second-stage filter; a second bypass pipe is arranged on a pipeline between the secondary filter and the liquid storage tank; the water outlet end of the first bypass pipe is communicated with a pipeline between the primary filter and the second valve, and the water inlet end of the first bypass pipe is connected with the water tank; the water outlet end of the second bypass pipe is communicated with a pipeline between the secondary filter and the third valve, and the water outlet end is connected with the water tank;
a fourth valve and a second pump body are sequentially arranged on the first bypass pipe in the direction far away from the water outlet end; and a fifth valve and a third pump body are sequentially arranged on the second bypass pipe in the direction far away from the water outlet end.
2. The lithium ion electrolyte solution dissolving and filtering system with back flush as claimed in claim 1, wherein a third by-pass pipe is further disposed on the pipeline between the primary filter and the secondary filter; a fourth bypass pipe is also arranged on the pipeline between the secondary filter and the liquid storage tank; the water outlet end of the third bypass pipe is communicated with a pipeline between the primary filter and the second valve, and the water inlet end of the third bypass pipe is connected with the liquid storage tank; and the water outlet end of the fourth bypass pipe is communicated with a pipeline between the secondary filter and the third valve, and the water outlet end is connected with the liquid storage tank.
3. The lithium ion electrolyte dissolution and filtration system with backwashing according to claim 2, wherein a first bidirectional high-pressure pump and a first overflow valve are sequentially arranged on the third bypass pipe in a direction away from the water outlet end; and a second bidirectional high-pressure pump and a second overflow valve are sequentially arranged on the fourth bypass pipe in the direction away from the water outlet end.
4. The lithium ion electrolyte dissolution and filtration system with backwashing function as claimed in claim 1, wherein a first drain pipe and a second drain pipe are respectively connected to the pipeline between the first valve and the primary filter and the pipeline between the second valve and the secondary filter; the water outlet ends of the first sewage draining pipe and the second sewage draining pipe are respectively connected with a first waste water barrel and a second waste water barrel; and a sixth valve and a seventh valve are respectively arranged on the first sewage draining pipe and the second sewage draining pipe.
5. The lithium ion electrolyte dissolution filtration system with backwash as recited in claim 1, wherein the primary filter is a high frequency electronic magnetic processor; the secondary filter is a high-precision filter.
6. The lithium ion electrolyte dissolution filtration system with backwashing according to claim 5, wherein the primary filter comprises a first housing, a processor core and a control host, and the processor core is disposed in the first housing.
7. The lithium ion electrolyte dissolution and filtration system with backwashing according to claim 1 or 4, wherein the first valve, the second valve, the third valve, the fourth valve, the fifth valve, the sixth valve and the seventh valve are all solenoid valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021819184.1U CN213101136U (en) | 2020-08-29 | 2020-08-29 | Lithium ion electrolyte dissolves filtration system with back flush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021819184.1U CN213101136U (en) | 2020-08-29 | 2020-08-29 | Lithium ion electrolyte dissolves filtration system with back flush |
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| Publication Number | Publication Date |
|---|---|
| CN213101136U true CN213101136U (en) | 2021-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021819184.1U Active CN213101136U (en) | 2020-08-29 | 2020-08-29 | Lithium ion electrolyte dissolves filtration system with back flush |
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|---|---|
| CN (1) | CN213101136U (en) |
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- 2020-08-29 CN CN202021819184.1U patent/CN213101136U/en active Active
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