CN114614221A - Automatic liquid drainage system for lithium battery formation and application method thereof - Google Patents
Automatic liquid drainage system for lithium battery formation and application method thereof Download PDFInfo
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- CN114614221A CN114614221A CN202210269350.2A CN202210269350A CN114614221A CN 114614221 A CN114614221 A CN 114614221A CN 202210269350 A CN202210269350 A CN 202210269350A CN 114614221 A CN114614221 A CN 114614221A
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- electromagnetic valve
- negative pressure
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- 239000007788 liquid Substances 0.000 title claims abstract description 308
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 44
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000004140 cleaning Methods 0.000 claims abstract description 60
- 238000004891 communication Methods 0.000 claims abstract description 33
- 239000002699 waste material Substances 0.000 claims description 27
- 238000005086 pumping Methods 0.000 claims description 14
- 238000007599 discharging Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000003792 electrolyte Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
- H01M50/691—Arrangements or processes for draining liquids from casings; Cleaning battery or cell casings
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses an automatic liquid discharge system for lithium battery formation, which comprises: a liquid collecting device; the negative pressure pipeline system comprises a negative pressure electromagnetic valve and a negative pressure hand valve; the positive pressure pipeline system comprises a pneumatic triple piece, a positive pressure electromagnetic valve and a positive pressure hand valve; the cleaning pipeline system comprises a liquid collection electromagnetic valve and a liquid collection hand valve, wherein one end of the liquid collection electromagnetic valve is communicated with a liquid collection cup pipeline of the formation equipment, and the other end of the liquid collection electromagnetic valve is communicated with the liquid collection equipment through the liquid collection hand valve; the liquid discharge system comprises a main liquid discharge valve, a liquid discharge electromagnetic valve and a liquid discharge hand valve, the liquid discharge electromagnetic valve and the liquid discharge hand valve are connected in parallel to form a first communication port and a second communication port, the first communication port is connected with the liquid collection equipment through the main liquid discharge valve, and the second communication port is communicated with the liquid collection equipment through a pipeline; the invention also comprises an application method, which comprises the following steps: the positive and negative air sources are used for controlling the opening and closing of different electromagnetic valves to realize automatic liquid drainage and automatic cleaning. The beneficial effects of the invention are: convenient operation, the effect is showing, uses manpower sparingly and improves work efficiency.
Description
Technical Field
The invention relates to the technical field of lithium battery production equipment, in particular to an automatic liquid drainage system for a lithium battery formation process and an application method thereof, and is particularly suitable for cleaning lithium battery formation equipment.
Background
The formation process is an important step in the production process of the square lithium battery and aims to activate the battery. When the battery is subjected to a chemical conversion process, an electrolyte waste liquid is generated. In current equipment, can only carry out short, a small amount of storage to the waste liquid, handle and discharge by the manual work afterwards to do not possess automatic waste liquid and cleaning function of arranging, nevertheless in actual production process, the waste liquid production volume is big and frequent, and manual processing cost and equipment maintenance cost are high, and influence equipment life, are the technological problem who awaits the solution urgently.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: aiming at the defects and shortcomings of the prior art, the lithium battery formation automatic liquid drainage system is provided, and the system achieves the purposes of automatic liquid drainage and automatic cleaning through the control of positive and negative air sources and the opening and closing of different electromagnetic valves. The system is simple in principle, reasonable in layout, convenient to operate, remarkable in effect, capable of achieving automatic collection of electrolyte waste liquid generated by formation equipment in the production process, capable of automatically cleaning a liquid discharge pipeline, free of manual liquid discharge, and capable of improving the working efficiency by saving manpower.
The technical solution of the invention is as follows:
the utility model provides an automatic flowing back system of lithium cellization which characterized in that includes:
the liquid collecting device is provided with a liquid collecting cavity, and a negative pressure communication port, a positive pressure communication port, a cleaning liquid inlet and outlet and a liquid outlet which are communicated with the liquid collecting cavity are arranged on the liquid collecting device;
the negative pressure pipeline system comprises a negative pressure electromagnetic valve and a negative pressure hand valve, wherein one end of the negative pressure electromagnetic valve is communicated with the negative pressure air source pipeline, and the other end of the negative pressure electromagnetic valve is communicated with a negative pressure communication port pipeline of the liquid collecting equipment through the negative pressure hand valve;
the positive pressure pipeline system comprises a pneumatic triple piece, a positive pressure electromagnetic valve and a positive pressure hand valve, wherein one end of the positive pressure electromagnetic valve is communicated with a positive pressure gas source pipeline through the pneumatic triple piece, and the other end of the positive pressure electromagnetic valve is communicated with a positive pressure communicating port pipeline of the liquid collecting equipment through the positive pressure hand valve;
the cleaning pipeline system comprises a liquid collection electromagnetic valve and a liquid collection hand valve, wherein one end of the liquid collection electromagnetic valve is communicated with each liquid collection cup pipeline of the formation equipment, and the other end of the liquid collection electromagnetic valve is communicated with a cleaning liquid inlet and outlet pipeline of the liquid collection equipment through the liquid collection hand valve;
and the liquid drainage system comprises a main liquid drainage valve, a liquid drainage electromagnetic valve and a liquid drainage hand valve, wherein the liquid drainage electromagnetic valve and the liquid drainage hand valve are connected in parallel to form a first communicating port and a second communicating port, the first communicating port is connected with a liquid drainage port pipeline of the liquid collection equipment through the main liquid drainage valve, and the second communicating port is communicated with a liquid collection equipment pipeline.
Preferably, the liquid collecting device is a liquid collecting barrel, and the negative pressure communication port and the positive pressure communication port are both arranged at the top of the liquid collecting device; the cleaning liquid inlet and outlet is arranged at the lower part of the barrel wall of the liquid collecting barrel; the liquid outlet is arranged at the bottom of the liquid collecting barrel; and a liquid level sensor is arranged on the outer cylinder wall of the liquid collecting device, and the upper communication port and the lower communication port of the liquid level sensor are respectively connected with the liquid level detection port of the liquid collecting device and used for detecting the liquid level in the liquid collecting device.
Preferably, the liquid collecting device comprises a waste liquid collecting device and a cleaning liquid collecting device, and the two devices are alternatively communicated with the second communication port pipeline.
Preferably, the top of the liquid collecting device is provided with a negative pressure gauge and a vacuum breaking valve.
Preferably, the negative pressure hand valve is a normally open valve.
Preferably, the positive hand valve is a normally open valve.
Preferably, the liquid collection hand valve is a normally open valve.
Preferably, the main drain valve is a normally open valve.
Preferably, the liquid discharge hand valve is a normally closed valve.
The application method of the lithium battery formation automatic liquid discharge system is characterized by comprising the following steps of:
1) opening a negative pressure electromagnetic valve and a liquid collection electromagnetic valve, and pumping the waste liquid in a liquid collection cup of the formation equipment into the liquid collection equipment by using negative pressure;
2) closing the negative pressure electromagnetic valve and the liquid collection electromagnetic valve, opening the liquid discharge electromagnetic valve, and discharging the waste liquid in the liquid collection equipment to waste liquid collection equipment through the main liquid discharge valve and the liquid discharge hand valve in sequence by utilizing positive pressure;
3) after waste liquid in the liquid collecting equipment is emptied, opening a negative pressure electromagnetic valve and a liquid collecting electromagnetic valve, and pumping a liquid collecting pipeline of the formation equipment into a negative pressure state;
4) closing the liquid collection electromagnetic valve, opening the liquid discharge electromagnetic valve, and pumping the cleaning liquid in the cleaning liquid collection equipment into the liquid collection equipment;
5) closing the negative pressure electromagnetic valve, opening the positive pressure electromagnetic valve and the liquid collection electromagnetic valve, and pumping the cleaning liquid in the liquid collection equipment into a liquid collection pipeline of the formation equipment for cleaning;
6) after cleaning, closing the positive pressure electromagnetic valve, opening the negative pressure electromagnetic valve, and pumping the cleaning liquid remaining in the liquid collecting pipeline back to the liquid collecting equipment;
7) and closing the negative pressure electromagnetic valve and the liquid collection electromagnetic valve, opening the liquid discharge electromagnetic valve, and discharging the cleaning liquid in the liquid collection equipment into the cleaning liquid collection equipment again to complete the automatic cleaning of the liquid collection pipeline of the whole formation equipment.
The invention has the beneficial effects that: the system achieves the purposes of automatic liquid drainage and automatic cleaning by controlling positive and negative air sources and opening and closing different electromagnetic valves. The system is simple in principle, reasonable in layout, convenient to operate, remarkable in effect, capable of achieving automatic collection of electrolyte waste liquid generated by formation equipment in the production process, capable of automatically cleaning a liquid discharge pipeline, free of manual liquid discharge, and capable of improving the working efficiency by saving manpower.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating embodiments of the invention, are given by way of illustration and explanation only, not limitation.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The invention will be described in detail below with reference to exemplary embodiments and with reference to the accompanying drawings.
The invention relates to an automatic liquid discharge system for lithium battery formation, which comprises:
the liquid collecting device 1 is provided with a liquid collecting cavity, and a negative pressure communication port, a positive pressure communication port, a cleaning liquid inlet and outlet and a liquid outlet which are communicated with the liquid collecting cavity are arranged on the liquid collecting device;
the negative pressure pipeline system 2 comprises a negative pressure electromagnetic valve 21 and a negative pressure hand valve 22, wherein one end of the negative pressure electromagnetic valve 21 is communicated with the pipeline of the negative pressure air source 6, and the other end of the negative pressure electromagnetic valve is communicated with the pipeline of a negative pressure communicating port of the liquid collecting device through the negative pressure hand valve 22;
the positive pressure pipeline system 3 comprises a pneumatic triple piece 31, a positive pressure electromagnetic valve 32 and a positive pressure hand valve 33, wherein one end of the positive pressure electromagnetic valve 32 is communicated with a positive pressure gas source 7 pipeline through the pneumatic triple piece 31, and the other end of the positive pressure electromagnetic valve is communicated with a positive pressure communication port pipeline of the liquid collecting device 1 through the positive pressure hand valve 33;
the cleaning pipeline system 4 comprises a liquid collecting electromagnetic valve 41 and a liquid collecting hand valve 42, wherein one end of the liquid collecting electromagnetic valve 41 is communicated with pipelines of all liquid collecting cups 8 of the formation equipment, and the other end of the liquid collecting electromagnetic valve is communicated with cleaning liquid inlet and outlet pipelines of the liquid collecting equipment 1 through the liquid collecting hand valve 42;
and the liquid drainage system 5 comprises a total liquid drainage valve 51, a liquid drainage electromagnetic valve 52 and a liquid drainage hand valve 53, wherein the liquid drainage electromagnetic valve 52 and the liquid drainage hand valve 53 are connected in parallel to form a first communication port and a second communication port, the first communication port is connected with a liquid drainage port pipeline of the liquid collection device 1 through the total liquid drainage valve 51, and the second communication port is communicated with a liquid collection device 9 pipeline.
In one embodiment, the liquid collecting device 1 is a liquid collecting barrel, and the negative pressure communication port and the positive pressure communication port are both arranged at the top of the liquid collecting device 1; the cleaning liquid inlet and outlet is arranged at the lower part of the barrel wall of the liquid collecting barrel; the liquid outlet is arranged at the bottom of the liquid collecting barrel.
In one embodiment, a liquid level sensor 11 is arranged on the outer cylinder wall of the liquid collecting device 1, and an upper communication port and a lower communication port of the liquid level sensor 11 are respectively connected with a liquid level detection port of the liquid collecting device and used for detecting the liquid level in the liquid collecting device.
In one embodiment, the liquid collecting device 9 includes a waste liquid collecting device and a cleaning liquid collecting device, which are selectively communicated with the second communication port pipeline according to the working state of the lithium battery formation automatic liquid discharge system, and if the lithium battery formation automatic liquid discharge system is in a cleaning state, the cleaning liquid collecting device is communicated with the second communication port pipeline, so that the cleaning liquid in the cleaning liquid collecting device can be injected into the liquid collecting device and/or the liquid collecting pipeline of the formation device, or the cleaning liquid remaining in the liquid collecting pipeline of the formation device and the cleaning liquid in the liquid collecting device can be collected into the cleaning liquid collecting device again; if lithium cellization becomes when automatic flowing back system is in the waste liquid state of wasting discharge, waste liquid collecting device with second intercommunication mouth pipeline intercommunication to can collect the waste liquid to the waste liquid collecting device in.
In one embodiment, the top of the liquid collecting device 1 is equipped with a negative pressure gauge 12 and a vacuum breaking valve 13.
In one embodiment, the negative pressure hand valve 22 is a normally open valve.
In one embodiment, the positive hand valve 33 is a normally open valve.
In one embodiment, the liquid trap hand valve 42 is a normally open valve.
In one embodiment, the main drain valve 51 is a normally open valve.
In one embodiment, the drain hand valve 53 is a normally closed valve.
In an embodiment, the lithium battery formation automatic liquid discharge system further comprises a master controller, and control ends of the negative pressure pipeline system 2, the positive pressure pipeline system 3, the cleaning pipeline system 4 and the liquid discharge system 5 are respectively electrically connected with corresponding signal control ports of the master controller, so that full-automatic control of the lithium battery formation automatic liquid discharge system can be realized.
In one embodiment, the waste liquid collecting device and the cleaning liquid collecting device can be automatically switched, so that the lithium battery formation automatic liquid discharging system can be fully automatically cleaned.
The application method of the lithium battery formation automatic liquid discharge system provided by the invention comprises the following steps:
1) opening the negative pressure electromagnetic valve 21 and the liquid collection electromagnetic valve 41, and pumping the waste liquid in the liquid collection cup 8 of the formation equipment into the liquid collection equipment 1 by using negative pressure;
2) closing the negative pressure electromagnetic valve 21 and the liquid collection electromagnetic valve 41, opening the liquid discharge electromagnetic valve 52, and discharging the waste liquid in the liquid collection device 1 to the waste liquid collection device through the main liquid discharge valve 51 and the liquid discharge hand valve 53 in sequence by using positive pressure;
3) after waste liquid in the liquid collecting device 1 is emptied, the negative pressure electromagnetic valve 21 and the liquid collecting electromagnetic valve 41 are opened, and a liquid collecting pipeline of the formation device is pumped into a negative pressure state;
4) closing the liquid collection solenoid valve 41, opening the liquid discharge solenoid valve 52, and pumping the cleaning liquid in the cleaning liquid collection device into the liquid collection device 1;
5) closing the negative pressure electromagnetic valve 21, opening the positive pressure electromagnetic valve 32 and the liquid collection electromagnetic valve 41, and pumping the cleaning liquid in the liquid collection equipment 1 into a liquid collection pipeline of the formation equipment for cleaning;
6) after cleaning, closing the positive pressure electromagnetic valve 32, opening the negative pressure electromagnetic valve 21, and pumping the cleaning liquid remaining in the liquid collecting pipeline back to the liquid collecting device;
7) and closing the negative pressure electromagnetic valve 21 and the liquid collection electromagnetic valve 41, opening the liquid discharge electromagnetic valve 52, and discharging the cleaning liquid in the liquid collection device 1 into the cleaning liquid collection device again to finish the automatic cleaning of the liquid collection pipeline of the whole formation device.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the second feature or the first and second features may be indirectly contacting each other through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. The utility model provides an automatic flowing back system of lithium cellization which characterized in that includes:
the liquid collecting device is provided with a liquid collecting cavity, and a negative pressure communication port, a positive pressure communication port, a cleaning liquid inlet and outlet and a liquid outlet which are communicated with the liquid collecting cavity are arranged on the liquid collecting device;
the negative pressure pipeline system comprises a negative pressure electromagnetic valve and a negative pressure hand valve, wherein one end of the negative pressure electromagnetic valve is communicated with the negative pressure air source pipeline, and the other end of the negative pressure electromagnetic valve is communicated with a negative pressure communication port pipeline of the liquid collecting equipment through the negative pressure hand valve;
the positive pressure pipeline system comprises a pneumatic triple piece, a positive pressure electromagnetic valve and a positive pressure hand valve, wherein one end of the positive pressure electromagnetic valve is communicated with a positive pressure gas source pipeline through the pneumatic triple piece, and the other end of the positive pressure electromagnetic valve is communicated with a positive pressure communicating port pipeline of the liquid collecting equipment through the positive pressure hand valve;
the cleaning pipeline system comprises a liquid collection electromagnetic valve and a liquid collection hand valve, wherein one end of the liquid collection electromagnetic valve is communicated with each liquid collection cup pipeline of the formation equipment, and the other end of the liquid collection electromagnetic valve is communicated with a cleaning liquid inlet and outlet pipeline of the liquid collection equipment through the liquid collection hand valve;
and the liquid drainage system comprises a main liquid drainage valve, a liquid drainage electromagnetic valve and a liquid drainage hand valve, wherein the liquid drainage electromagnetic valve and the liquid drainage hand valve are connected in parallel to form a first communicating port and a second communicating port, the first communicating port is connected with a liquid drainage port pipeline of the liquid collection equipment through the main liquid drainage valve, and the second communicating port is communicated with a liquid collection equipment pipeline.
2. The automatic liquid discharge system for lithium battery formation of claim 1, wherein: the liquid collecting device is a liquid collecting barrel, and the negative pressure communication port and the positive pressure communication port are both arranged at the top of the liquid collecting device; the cleaning liquid inlet and outlet is arranged at the lower part of the barrel wall of the liquid collecting barrel; the liquid outlet is arranged at the bottom of the liquid collecting barrel; and a liquid level sensor is arranged on the outer cylinder wall of the liquid collecting device, and an upper communication port and a lower communication port of the liquid level sensor are respectively connected with a liquid level detection port of the liquid collecting device and used for detecting the liquid level in the liquid collecting device.
3. The automatic liquid discharge system for lithium battery formation of claim 1, wherein: the liquid collecting device comprises waste liquid collecting device and cleaning liquid collecting device, and one of the waste liquid collecting device and the cleaning liquid collecting device is communicated with the second communicating port pipeline.
4. The automatic liquid discharge system for lithium battery formation of claim 3, wherein: the top of the liquid collecting device is provided with a negative pressure gauge and a vacuum breaking valve.
5. The automatic liquid discharge system for lithium battery formation of claim 4, wherein: the negative pressure hand valve is a normally open valve.
6. The automatic liquid discharge system for lithium battery formation of claim 5, wherein: the positive pressure hand valve is a normally open valve.
7. The automatic liquid discharge system for lithium battery formation of claim 6, wherein: the liquid collecting hand valve is a normally open valve.
8. The automatic liquid discharge system for lithium battery formation of claim 7, wherein: the main liquid discharge valve is a normally open valve.
9. The automatic liquid discharge system for lithium battery formation of claim 8, wherein: the liquid discharge hand valve is a normally closed valve.
10. The application method of the automatic liquid discharge system for lithium battery formation according to any one of claims 1 to 9 is characterized by comprising the following steps:
1) opening a negative pressure electromagnetic valve and a liquid collection electromagnetic valve, and pumping the waste liquid in a liquid collection cup of the formation equipment into the liquid collection equipment by using negative pressure;
2) closing the negative pressure electromagnetic valve and the liquid collection electromagnetic valve, opening the liquid discharge electromagnetic valve, and discharging the waste liquid in the liquid collection equipment to waste liquid collection equipment through the main liquid discharge valve and the liquid discharge hand valve in sequence by utilizing positive pressure;
3) after waste liquid in the liquid collecting equipment is emptied, opening a negative pressure electromagnetic valve and a liquid collecting electromagnetic valve, and pumping a liquid collecting pipeline of the formation equipment to be in a negative pressure state;
4) closing the liquid collection electromagnetic valve, opening the liquid discharge electromagnetic valve, and pumping the cleaning liquid in the cleaning liquid collection equipment into the liquid collection equipment;
5) closing the negative pressure electromagnetic valve, opening the positive pressure electromagnetic valve and the liquid collection electromagnetic valve, and pumping the cleaning liquid in the liquid collection equipment into a liquid collection pipeline of the formation equipment for cleaning;
6) after cleaning, closing the positive pressure electromagnetic valve, opening the negative pressure electromagnetic valve, and pumping the cleaning liquid remaining in the liquid collecting pipeline back to the liquid collecting equipment;
7) and closing the negative pressure electromagnetic valve and the liquid collection electromagnetic valve, opening the liquid discharge electromagnetic valve, and discharging the cleaning liquid in the liquid collection equipment into the cleaning liquid collection equipment again to complete the automatic cleaning of the liquid collection pipeline of the whole formation equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210269350.2A CN114614221A (en) | 2022-03-18 | 2022-03-18 | Automatic liquid drainage system for lithium battery formation and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210269350.2A CN114614221A (en) | 2022-03-18 | 2022-03-18 | Automatic liquid drainage system for lithium battery formation and application method thereof |
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| CN114614221A true CN114614221A (en) | 2022-06-10 |
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| CN113540707A (en) * | 2021-07-09 | 2021-10-22 | 深圳市精实机电科技有限公司 | Automatic liquid discharge device in lithium battery formation process |
| CN217427047U (en) * | 2022-03-18 | 2022-09-13 | 浙江杭可科技股份有限公司 | Automatic liquid discharge system for lithium battery formation |
-
2022
- 2022-03-18 CN CN202210269350.2A patent/CN114614221A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0658172A (en) * | 1992-08-03 | 1994-03-01 | Kobe Steel Ltd | Gas turbine compressor washing device |
| CN108666624A (en) * | 2017-03-31 | 2018-10-16 | 深圳市瑞能实业股份有限公司 | Automatic battery chemical component negative pressure system |
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