CN113414174A - Cleaning device for negative pressure bus bar for battery formation - Google Patents
Cleaning device for negative pressure bus bar for battery formation Download PDFInfo
- Publication number
- CN113414174A CN113414174A CN202110612382.3A CN202110612382A CN113414174A CN 113414174 A CN113414174 A CN 113414174A CN 202110612382 A CN202110612382 A CN 202110612382A CN 113414174 A CN113414174 A CN 113414174A
- Authority
- CN
- China
- Prior art keywords
- negative pressure
- storage tank
- liquid storage
- cleaning device
- pipeline
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention discloses a cleaning device for a negative pressure busbar for battery formation, which comprises: the upper end of the liquid storage tank is connected with an upper pipeline through an upper pipe joint, the lower end of the liquid storage tank is connected with a lower pipeline through a lower pipe joint, and the interior of the liquid storage tank is used for containing cleaning liquid; the other end of the upper pipeline is communicated to a compressed air source, and the other end of the lower pipeline is communicated to a negative pressure bus bar; the upper pipeline is provided with a one-way valve and a first fluid control valve, and the lower pipeline is provided with a second fluid control valve; a ball valve is arranged between the liquid storage tank and the lower pipe joint. When the negative pressure busbar needs to be cleaned, the ball valve is opened, compressed gas is pumped into the liquid storage tank by the compressed gas source, cleaning liquid flows to the negative pressure busbar and is fully mixed with electrolyte remained in the negative pressure busbar, then the negative pressure source on the machine equipment is started, negative pressure is pumped out of the negative pressure busbar, and the liquid is pumped out completely to complete cleaning. The cleaning device does not need to disassemble the negative pressure busbar from the formation equipment, thereby greatly saving the cleaning labor and time.
Description
Technical Field
The invention relates to the technical field of lithium battery formation equipment, in particular to a cleaning device for a negative pressure busbar for battery formation.
Background
The current cleaning technique that changes generally gets off with the negative pressure module busbar of dismantling the jam, carries out artifical manual washing, the unnecessary work load that increases in the use to the electrolyte that exists has stronger corrosivity and irritant smell in the pipeline, and contact closely also can produce certain harm to the human body.
However, under the condition of such a large workload, the cleaning is completed and then the cleaning is mounted on the equipment for the second time, so that the assembly precision cannot be guaranteed, the sealing problem existing in the mounting process can be caused to be very high, leakage is generated, the sealing performance of each gas circuit needs to be inspected again, and the cost of time and labor is increased.
Disclosure of Invention
Therefore, the technical problem to be solved by the present invention is to overcome the defect that the negative pressure module busbar of the lithium battery formation equipment in the prior art needs to be disassembled for cleaning, which is time-consuming and labor-consuming, so as to provide a cleaning device for the negative pressure busbar of the lithium battery formation equipment.
In order to solve the technical problems, the technical scheme of the invention is as follows:
a cleaning device for a negative pressure buss bar formed from cells, comprising:
the upper end of the liquid storage tank is communicated with an upper pipe joint, the lower end of the liquid storage tank is communicated with a lower pipe joint, and a containing cavity for containing cleaning liquid is arranged in the liquid storage tank;
one end of the upper pipeline is communicated with the upper pipe joint, and the other end of the upper pipeline is communicated to a compressed air source; the upper pipeline is provided with a one-way valve and a first fluid control valve, the one-way valve only allows an air source to flow along the direction from the compressed air source to the liquid storage tank, and the first fluid control valve is used for controlling the flow rate of air entering the liquid storage tank;
one end of the lower pipeline is communicated with the lower pipe joint, and the other end of the lower pipeline is communicated to the negative pressure bus bar; a second fluid control valve for controlling the flow of the cleaning fluid entering the negative pressure busbar is arranged on the lower pipeline;
and the ball valve is arranged between the lower end opening of the liquid storage tank and the lower pipe joint in a sealing manner and is used for controlling the connection and disconnection between the liquid storage tank and the lower pipeline.
Furthermore, the top sealing cover of the liquid storage tank is provided with an upper end cover plate, and the upper pipe joint is arranged on the upper end cover plate.
Furthermore, the top of the liquid storage tank is provided with a connecting plate which protrudes outwards along the periphery of the liquid storage tank, the outer diameter of the connecting plate is larger than that of the liquid storage tank, and the upper end cover plate is covered on the connecting plate and a sealing ring is arranged between the connecting plate and the connecting plate in a cushioning mode.
Furthermore, the lower end of the liquid storage tank is funnel-shaped.
Further, the check valve is made of stainless steel materials.
Further, the ball valve is a corrosion-resistant ball valve.
Furthermore, the upper pipe joint and the lower pipe joint are anti-corrosion pipe joints with anti-corrosion layers on the inner walls.
Further, the liquid storage tank is made of stainless steel materials.
Further, the sealing ring is an O-shaped sealing ring.
The technical scheme of the invention has the following advantages:
1. the cleaning device is arranged between a compressed air source and the negative pressure busbar, when the negative pressure busbar needs to be cleaned, a ball valve between the lower end of a liquid storage tank and a lower pipeline is opened, compressed air is pumped into the liquid storage tank from the compressed air source through an upper pipeline, cleaning liquid in the liquid storage tank flows into the negative pressure busbar through the ball valve and the lower pipeline, the cleaning liquid is filled into the negative pressure busbar and is in a soaking state for a certain time, the cleaning liquid is fully mixed with electrolyte remained in the negative pressure busbar, then the ball valve is closed, the negative pressure source on formation machine equipment is started, negative pressure is pumped out on the cleaning liquid in the negative pressure busbar, and the liquid flows to a gas-liquid separation tank in a negative pressure system and is discharged outwards until the cleaning liquid in the negative pressure busbar is completely pumped and removed. The cleaning device for the negative pressure bus bar does not need to detach the negative pressure bus bar from the formation equipment for cleaning, saves labor and time, also avoids the problem of tightness caused by re-installation after the negative pressure bus bar is detached, and has simple structure and can be recycled.
2. According to the cleaning device for the negative pressure busbar formed by the batteries, the one-way valve is arranged on the upper pipeline, so that the problem that cleaning liquid flowing to the negative pressure busbar flows back to the liquid storage tank to pollute the cleaning liquid in the liquid storage tank due to backflow of compressed gas in the upper pipeline can be solved.
3. According to the cleaning device for the negative pressure busbar formed by the batteries, the first fluid control valve on the upper pipeline and the second fluid control valve on the lower pipeline are arranged, so that the flow of cleaning liquid flowing into the negative pressure busbar can be controlled, the problem that the cleaning effect is influenced because the negative pressure busbar cannot be in a soaking state due to too little cleaning liquid is solved, and waste caused by too much cleaning liquid is also avoided.
4. According to the cleaning device for the negative pressure busbar formed by the batteries, the upper end cover plate is arranged on the connecting plate at the upper end of the liquid storage tank through the sealing ring sealing cover, so that the air tightness of the liquid storage tank can be ensured, and the influence on the cleaning device due to gas leakage is avoided.
5. The cleaning device for the negative pressure bus bar formed by the battery has good corrosion resistance, can avoid the corrosion of cleaning on the device, and prolongs the service life of the cleaning device.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a front view of a cleaning device for a negative pressure buss bar for battery formation of the present invention;
FIG. 2 is a front view of the fluid reservoir of the present invention.
Description of reference numerals: 1. a liquid storage tank; 2. an upper pipe joint; 3. a lower pipe joint; 4. an upper pipeline; 5. a lower pipeline; 6. a ball valve; 7. a one-way valve; 8. a first fluid control valve; 9. a second fluid control valve; 10. an upper end cover plate; 11. a connecting plate; 12. an O-shaped sealing ring.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 and 2, the cleaning device for the negative pressure bus bar formed by the batteries comprises a liquid storage tank 1, an upper pipe connector 2, a lower pipe connector 3, an upper pipe 4, a lower pipe 5 and a ball valve 6. Wherein, top tube connector 2 is connected in the upper end of liquid storage pot 1, and lower tube connector 3 passes through ball valve 6 intercommunication at the lower extreme of liquid storage pot 1, and the inside of liquid storage pot 1 is equipped with the chamber that holds that is used for the holding washing liquid. One end of the upper pipeline 4 is communicated with the upper pipe joint 2, and the other end is communicated to a compressed air source. The ball valve 6 is arranged between the lower end opening of the liquid storage tank 1 and the lower pipeline 5 in a sealing mode and used for controlling the connection and disconnection between the liquid storage tank 1 and the lower pipeline 5. One end of the lower pipeline 5 is communicated with the ball valve 6, and the other end is communicated to the negative pressure bus bar.
The cleaning device for the negative pressure busbar formed by the batteries is arranged between a compressed air source and the negative pressure busbar, when the negative pressure busbar needs to be cleaned, a ball valve 6 between the lower end of a liquid storage tank 1 and a lower pipeline 5 is opened, the compressed air source injects compressed air into the liquid storage tank 1 through an upper pipeline 4, cleaning liquid in the liquid storage tank 1 flows into the negative pressure busbar through the ball valve 6 and the lower pipeline 5, the cleaning liquid is filled into the negative pressure busbar and is in a soaking state for a certain time, the cleaning liquid is fully mixed with electrolyte remained in the negative pressure busbar, then the ball valve 6 is closed, a negative pressure source on formation machine equipment is started, the cleaning liquid in the negative pressure busbar is pumped out, the liquid flows to a gas-liquid separation tank in a negative pressure system and is discharged outwards until the cleaning liquid in the negative pressure busbar is completely pumped out. The cleaning device for the negative pressure bus bar does not need to detach the negative pressure bus bar from the formation equipment for cleaning, saves labor and time, also avoids the problem of tightness caused by re-installation after the negative pressure bus bar is detached, and has simple structure and can be recycled.
In this embodiment, the upper pipeline 4 is provided with a check valve 7, and the check valve 7 only supplies the air source to flow along the direction from the compressed air source to the liquid storage tank 1. The one-way valve 7 can prevent the cleaning liquid flowing to the negative pressure busbar from flowing back to the liquid storage tank 1 to pollute the cleaning liquid in the liquid storage tank 1 due to the backflow of the compressed gas in the upper pipeline 4.
In this embodiment, the upper pipeline 4 is further provided with a first fluid control valve 8, and the lower pipeline 5 is provided with a second fluid control valve 9. The first fluid control valve 8 is used for controlling the flow rate of the cleaning fluid entering the liquid storage tank 1, and the second fluid control valve 9 is used for controlling the flow rate of the cleaning fluid entering the negative pressure busbar. The arrangement of the first fluid control valve 8 and the second fluid control valve 9 can control the flow of the cleaning fluid flowing into the negative pressure busbar, so that the problem that the cleaning effect is influenced due to the fact that too little cleaning fluid cannot fully make the negative pressure busbar in a soaking state is avoided, and the waste caused by too much cleaning fluid can also be avoided.
In this embodiment, the top sealing cover of the liquid storage tank 1 is provided with an upper end cover plate 10, and the upper pipe joint 2 is arranged on the upper end cover plate 10. Specifically, the top of the liquid storage tank 1 is integrally formed with a connecting plate 11 protruding outwards along the periphery of the liquid storage tank 1, the outer diameter of the connecting plate 11 is larger than that of the liquid storage tank 1, and an upper end cover plate 10 covers the connecting plate 11 and is provided with a sealing ring between the connecting plate 11 and the connecting plate. The sealing ring is embodied as an O-ring 12. The upper end cover plate 10 is arranged on the connecting plate 11 at the upper end of the liquid storage tank 1 through the sealing cover of the O-shaped sealing ring 12, so that the air tightness of the liquid storage tank 1 can be ensured, and the influence on the cleaning device caused by gas leakage is avoided.
In this embodiment, the lower end of the reservoir 1 is funnel-shaped to facilitate the outflow of the cleaning liquid. The check valve 7 is made of stainless steel materials, the ball valve 6 is specifically a corrosion-resistant ball valve 6, the upper pipe joint 2 and the lower pipe joint 3 are corrosion-resistant pipe joints with corrosion-resistant layers on the inner walls, and the liquid storage tank 1 is made of stainless steel materials. The cleaning device has good corrosion resistance, can avoid the corrosion of cleaning to the device, and prolongs the service life of the cleaning device.
In summary, the cleaning device for the negative pressure bus bar for battery formation provided by the embodiment of the invention does not need to detach the negative pressure bus bar from the formation equipment for cleaning when cleaning the electrolyte in the negative pressure bus bar, thereby saving labor and time, avoiding the problem of tightness caused by re-installation after detaching the negative pressure bus bar, and having simple structure and recycling use.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (9)
1. A cleaning device for a negative pressure buss bar formed from cells, comprising:
the upper end of the liquid storage tank (1) is communicated with an upper pipe joint (2), the lower end of the liquid storage tank is communicated with a lower pipe joint (3), and a containing cavity for containing cleaning liquid is arranged in the liquid storage tank;
one end of the upper pipeline (4) is communicated with the upper pipe joint (2), and the other end of the upper pipeline is communicated to a compressed air source; the upper pipeline (4) is provided with a one-way valve (7) and a first fluid control valve (8), the one-way valve (7) only allows an air source to flow along the direction from the compressed air source to the liquid storage tank (1), and the first fluid control valve (8) is used for controlling the flow rate of air entering the liquid storage tank (1);
one end of the lower pipeline (5) is communicated with the lower pipe joint (3), and the other end of the lower pipeline is communicated to the negative pressure bus bar; a second fluid control valve (9) used for controlling the flow of the cleaning fluid entering the negative pressure busbar is arranged on the lower pipeline (5);
and the ball valve (6) is arranged between the lower end opening of the liquid storage tank (1) and the lower pipe joint (3) in a sealing manner and is used for controlling the connection and disconnection between the liquid storage tank (1) and the lower pipeline (5).
2. The cleaning device for a negative pressure busbar for batteries according to claim 1, wherein the top sealing cover of the liquid storage tank (1) is provided with an upper end cover plate (10), and the upper pipe joint (2) is provided on the upper end cover plate (10).
3. The cleaning device for the negative pressure bus bar formed by the batteries according to claim 2, wherein the top of the liquid storage tank (1) is provided with a connecting plate (11) protruding outwards along the periphery of the liquid storage tank (1), the outer diameter of the connecting plate (11) is larger than that of the liquid storage tank (1), the upper end cover plate (10) is covered on the connecting plate (11) and a sealing ring is padded between the upper end cover plate and the connecting plate (11).
4. The cleaning device for a negative pressure busbar for batteries according to claim 1, wherein the lower end of the liquid storage tank (1) is funnel-shaped.
5. The cleaning device for a negative pressure busbar for batteries according to claim 1, wherein the check valve (7) is made of a stainless material.
6. The cleaning device for a negative pressure busbar for batteries according to claim 1, wherein the ball valve (6) is a corrosion-resistant ball valve (6).
7. The cleaning device for a negative pressure busbar for batteries according to claim 1, wherein the upper pipe joint (2) and the lower pipe joint (3) are corrosion-resistant pipe joints having an inner wall provided with a corrosion-resistant layer.
8. The cleaning device for a negative pressure busbar for batteries according to claim 1, wherein the fluid reservoir (1) is made of a stainless material.
9. The cleaning device for a negative pressure battery busbar according to claim 3, wherein the sealing ring is an O-ring (12).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110612382.3A CN113414174A (en) | 2021-06-01 | 2021-06-01 | Cleaning device for negative pressure bus bar for battery formation |
| PCT/CN2021/124826 WO2022252471A1 (en) | 2021-06-01 | 2021-10-20 | Apparatus for cleaning negative pressure busbar formed by battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110612382.3A CN113414174A (en) | 2021-06-01 | 2021-06-01 | Cleaning device for negative pressure bus bar for battery formation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113414174A true CN113414174A (en) | 2021-09-21 |
Family
ID=77713589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110612382.3A Pending CN113414174A (en) | 2021-06-01 | 2021-06-01 | Cleaning device for negative pressure bus bar for battery formation |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN113414174A (en) |
| WO (1) | WO2022252471A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114020060A (en) * | 2022-01-10 | 2022-02-08 | 深圳市铂纳特斯自动化科技有限公司 | Negative pressure vacuum control system for battery formation equipment and automatic control method thereof |
| CN115000551A (en) * | 2022-08-03 | 2022-09-02 | 深圳市铂纳特斯自动化科技有限公司 | Battery formation method and device |
| CN115301620A (en) * | 2022-07-19 | 2022-11-08 | 珠海泰坦新动力电子有限公司 | Cleaning method and cleaning tool for negative pressure assembly for battery formation |
| WO2022252471A1 (en) * | 2021-06-01 | 2022-12-08 | 深圳市铂纳特斯自动化科技有限公司 | Apparatus for cleaning negative pressure busbar formed by battery |
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| KR20140037402A (en) * | 2012-09-18 | 2014-03-27 | 주식회사 엠플러스 | Secondary battery electrode cleaning apparatus |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2022252471A1 (en) * | 2021-06-01 | 2022-12-08 | 深圳市铂纳特斯自动化科技有限公司 | Apparatus for cleaning negative pressure busbar formed by battery |
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| CN115301620A (en) * | 2022-07-19 | 2022-11-08 | 珠海泰坦新动力电子有限公司 | Cleaning method and cleaning tool for negative pressure assembly for battery formation |
| CN115000551A (en) * | 2022-08-03 | 2022-09-02 | 深圳市铂纳特斯自动化科技有限公司 | Battery formation method and device |
| WO2024027126A1 (en) * | 2022-08-03 | 2024-02-08 | 深圳市铂纳特斯自动化科技有限公司 | Battery formation method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022252471A1 (en) | 2022-12-08 |
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