CN220544204U - Instillation system of DMC - Google Patents
Instillation system of DMC Download PDFInfo
- Publication number
- CN220544204U CN220544204U CN202322042311.1U CN202322042311U CN220544204U CN 220544204 U CN220544204 U CN 220544204U CN 202322042311 U CN202322042311 U CN 202322042311U CN 220544204 U CN220544204 U CN 220544204U
- Authority
- CN
- China
- Prior art keywords
- dmc
- liquid injection
- dripper
- storage device
- injection port
- 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.)
- Active
Links
- 239000007788 liquid Substances 0.000 claims abstract description 57
- 238000002347 injection Methods 0.000 claims abstract description 40
- 239000007924 injection Substances 0.000 claims abstract description 40
- 238000003860 storage Methods 0.000 claims abstract description 26
- 239000000243 solution Substances 0.000 claims abstract description 15
- 238000005260 corrosion Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 2
- 238000001802 infusion Methods 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 abstract description 19
- 239000003792 electrolyte Substances 0.000 abstract description 19
- 230000007246 mechanism Effects 0.000 abstract description 11
- 238000011835 investigation Methods 0.000 abstract description 2
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 83
- 230000000694 effects Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- 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
Abstract
The utility model discloses a instilling system of DMC, comprising DMC storage device, liquid injection pump, multi-pipeline joint and dripper connected in turn by pipeline; the device comprises a plurality of drippers, each dripper is arranged right above each cell liquid injection port, DMC solution is stored in the DMC storage device, the DMC solution in the DMC storage device is dripped at the cell liquid injection port through the dripper by a liquid injection pump, and the liquid injection port is soaked and buffered; the utility model can be matched with a blanking cleaning mechanism of a secondary liquid injection machine to be used, the DMC dripping function is added before the blanking cleaning mechanism cleans electrolyte at the liquid injection port of the battery cell, so that DMC drips to the liquid injection port to soak and dissolve the electrolyte in advance for about two minutes, the blanking cleaning mechanism is convenient to clean when cleaning and wiping the liquid injection port, personnel after blanking can clean the liquid injection port in a secondary investigation mode, the labor cost is reduced, the wiping cleaning yield and efficiency are improved, and the safety level of the battery is improved.
Description
Technical Field
The utility model belongs to the technical field of lithium batteries, and particularly relates to a instillation system of DMC.
Background
The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The lithium ion battery mainly comprises a positive electrode material, a negative electrode material, a diaphragm, electrolyte and a shell. The electrolyte is injected through a liquid injection port reserved in the shell, and a certain amount of residual electrolyte remains around the liquid injection port to form electrolyte crystals. Because electrolyte belongs to corrosive substances, if the electrolyte remained around the liquid injection port is not cleaned in time, the welding PIN effect of the subsequent battery can be influenced, the periphery of a PIN nail is corroded, and the appearance of the battery is influenced.
At present, two common methods for cleaning residual electrolyte crystals at a liquid injection port are mainly adopted: (1) Manually scrubbing with a cleaning agent, DMC (dimethyl carbonate) or alcohol, but because electrolyte is air-dried to become stains, a blanking cleaning mechanism cannot be completely cleaned after cleaning, the method has the problems of uncleanness in scrubbing and influence on the welding PIN effect of a subsequent battery, so that a special person is required to clean an unclean battery cell again, and the problems of troublesome cleaning, waste of labor cost, waste of time and reduction of safety level are caused; (2) The battery washing machine is used for washing, and the problems of corrosion of an explosion-proof valve, influence on the appearance of a battery, expensive equipment, high production cost and difficult wastewater treatment exist.
Disclosure of Invention
The utility model aims to provide a dropping system of DMC, which is characterized in that a DMC dropping function is added before a blanking cleaning mechanism, so that DMC drops to a liquid injection port to soak and dissolve electrolyte in advance, and the blanking cleaning mechanism is convenient to clean and wipe the liquid injection port.
In order to achieve the above object, the present utility model is realized by the following technical scheme:
in a first aspect, an embodiment of the present utility model provides a drip system of DMC, including a DMC storage device, a infusion pump, a multi-pipeline connector, and a dripper connected in sequence by a pipeline; the automatic liquid filling device comprises a plurality of drippers, each dripper is arranged right above each electric core liquid filling port, DMC solution is stored in the DMC storage device, and a liquid filling pump drops DMC solution in the DMC storage device to the electric core liquid filling ports through the drippers to soak and buffer the liquid filling ports.
As a further technical scheme, the dripper is arranged on a dripper screw rod, and the dripper screw rod is arranged on a screw rod bracket and supports the dripper screw rod.
As a further technical scheme, DMC control solenoid valves are arranged on pipelines connected with the multi-pipeline connectors of each dripper.
As a further technical scheme, the DMC storage device is provided with a liquid outlet and an air inlet.
As a further technical scheme, the liquid outlet is connected with the liquid injection pump through a pipeline.
As a further technical scheme, the air inlet is connected with an air source through an air inlet pipeline, and an air inlet control electromagnetic valve is arranged on the air inlet pipeline.
As a further technical scheme, the air inlet control electromagnetic valve adjusts the air inlet pressure to 0.1Mpa-0.2Mpa.
As a further technical scheme, the intelligent control device further comprises a controller, wherein the controller is electrically connected with the DMC control electromagnetic valve.
As a further technical scheme, the valve core of the DMC control electromagnetic valve is made of an anti-corrosion material.
As a further technical scheme, a liquid level sensor is arranged in the DMC storage device.
The beneficial effects of the embodiment of the utility model are as follows:
the DMC instilling system provided by the utility model is matched with a blanking cleaning mechanism of a secondary liquid injection machine to be used, the DMC dripping function is added before the blanking cleaning mechanism cleans electrolyte at the electrolyte injection port of the battery cell, so that DMC drips to the electrolyte injection port to be soaked in advance for dissolving the electrolyte for about 2 minutes, the cleaning is convenient when the blanking cleaning mechanism cleans the electrolyte injection port, the secondary investigation cleaning of personnel after blanking is reduced, the labor cost is reduced, the cleaning yield and efficiency are improved, and the safety level of a battery is improved.
The instilling system of the DMC provided by the utility model has the advantages of simple structure and convenient use, the DMC electromagnetic valve is controlled by the controller, the DMC amount dripped to the liquid injection port can be changed, and the DMC solution is not wasted while the electrolyte can be fully dissolved.
According to the instilling system of the DMC, the plurality of screw brackets are supported through the arranged brackets, so that the plurality of drippers are supported, the instilling of the DMC through the liquid injection ports of the plurality of batteries can be realized, the instilling efficiency of the DMC is improved, and the cleaning efficiency of the liquid injection ports of the batteries is further improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.
Fig. 1 is a schematic diagram of the instillation system of the DMC of the present utility model;
the schematic is used only as schematic.
Wherein, 1, a dripper screw; 2. a first DMC line; 3. DMC controls the electromagnetic valve; 4. a dripper; 5. a battery cell; 6. a cell liquid injection port; 7. a screw bracket; 8. a multi-pipe joint; 9. a liquid injection pump; 10. DMC storage devices; 11. an intake control solenoid valve; 12. DMC flow direction; 13. the air inlet direction; 14. a second DMC line; 15. an air intake line; 16. a liquid level sensor.
Detailed Description
It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the utility model. 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 utility model belongs.
Example 1
In an exemplary embodiment of the present utility model, as shown in fig. 1, there is provided a DMC instillation system comprising a DMC storage device 10, a priming pump 9, a multi-pipe joint 8, and a dripper 4 connected in sequence by pipes; the drippers 4 are provided with a plurality of electric core liquid injection ports, one dripper corresponds to one electric core liquid injection port, further, each dripper 4 is arranged right above each electric core liquid injection port 6, DMC solution is stored in the DMC storage device 10, DMC solution in the DMC storage device 10 is dripped at the battery liquid injection port 6 through the dripper 4 by the liquid injection pump 9, and the liquid injection ports are soaked and buffered.
In this embodiment, the dripper screw rod 1 is installed to the dripper 4, the dripper screw rod 1 sets up on screw rod support 7, supports dripper screw rod 1, and specifically, screw rod support 7 includes mounting panel and support, is provided with dripper screw rod mounting hole on the mounting panel for install the dripper screw rod, and the one end of mounting panel is fixed on the support, and the support can be set up to liftable formula, can adopt the lift cylinder to realize, in order to realize being suitable for electric core 5 of not co-altitude.
In this embodiment, the first DMC pipe line that each dripper 4 is connected with the multi-pipe joint 8 is provided with a DMC control electromagnetic valve 3, and the DMC control electromagnetic valve adjusts the amount of the DMC solution dripped into the electric core liquid injection port, so that the electrolyte can be fully dissolved and the waste of the DMC solution is not caused. Further, DMC control solenoid valve 3 is provided on the mounting plate of the screw bracket, providing support for the DMC control solenoid valve.
In this embodiment, the DMC storage device 10 is used for storing the DMC solution, providing sufficient DMC solution for the whole system, the DMC storage device is provided with a liquid outlet and an air inlet, the liquid outlet is connected with the injection pump 9 through the second DMC pipeline 14, the air inlet is connected with an air source through the air inlet pipeline 15, the air inlet pipeline 15 is provided with an air inlet control electromagnetic valve 11, the air inlet pressure of the air inlet control electromagnetic valve is regulated to 0.1Mpa-0.2Mpa, the DMC solution in the DMC storage device enters the second DMC pipeline 14 from the DMC storage device under the action of the pressure, and then the DMC solution is injected into the DMC control electromagnetic valve under the action of the injection pump 9.
Further, a liquid level sensor 16 is disposed in the DMC storage device 10 for monitoring the liquid level in the DMC storage device in real time.
In this embodiment, the drip DMC system also includes a controller that is electrically connected to the DMC control solenoid valve. Specifically, the controller can adopt a PLC controller, the amount of the dropping head 4 drops of DMC can be controlled by the PLC controller through giving out the time control of the dropping DMC electromagnetic valve signal (0.1S can be accurately achieved), the time control is written into a man-machine panel PLC, manual modification is facilitated, the proper increase and decrease time can be controlled by observing the amount of the dropping head 4 drops to the electric core liquid injection port 6, and the optimal parameters are verified.
The operation principle of the DMC instillation system provided in this embodiment is as follows:
firstly, adding a proper amount of DMC (the liquid level is monitored by a liquid level sensor) into the DMC storage device 10, regulating the air pressure to 0.1Mpa-0.2Mpa by an air inlet control electromagnetic valve 11, discharging the DMC to the DMC storage device 10, stopping the air inlet control electromagnetic valve 11 after the pressure is reached in the DMC storage device 10, pressing the DMC into a second DMC pipeline 14 by the internal pressure effect, injecting the DMC into the end of the DMC control electromagnetic valve 3 by an injection pump 9, wherein the injection pump injecting DMC amount is controllable and adjustable, and the time of dripping DMC is controlled by the DMC control electromagnetic valve 3. When the cell 5 reaches the position of the dropping DMC buffer mechanism through the conveyor belt, the PLC can give out signals according to the pin detection result of the camera, respectively output signals to the corresponding DMC control electromagnetic valve 3, the DMC control electromagnetic valve 3 acts after being electrified (the material of the valve core of the electromagnetic valve needs to be anti-corrosion), the DMC is added into the newly-added DMC dripper mechanism, DMC can drop out from the dripper 4 to reach the cell liquid injection port 6 for buffer after soaking, so that electrolyte is fully dissolved before wiping, and the cleaning effect is better.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The instillation system of the DMC is characterized by comprising a DMC storage device, a liquid injection pump, a multi-pipeline joint and a dripper which are sequentially connected through pipelines; the automatic liquid filling device comprises a plurality of drippers, each dripper is arranged right above each electric core liquid filling port, DMC solution is stored in the DMC storage device, and a liquid filling pump drops DMC solution in the DMC storage device to the electric core liquid filling ports through the drippers to soak and buffer the liquid filling ports.
2. The DMC instillation system of claim 1, wherein the dripper is mounted on a dripper screw, the dripper screw being disposed on a screw support supporting the dripper screw.
3. The DMC instillation system of claim 1, wherein each of the drippers is provided with a DMC control solenoid valve on a line connected to the multi-line connector.
4. The DMC instillation system of claim 1, wherein the DMC storage device is provided with a liquid outlet and an air inlet.
5. The DMC instillation system of claim 4, wherein the liquid outlet is connected to a liquid infusion pump via a conduit.
6. The DMC instillation system of claim 4, wherein the air inlet is connected to an air source via an air inlet line, and wherein the air inlet line is provided with an air inlet control solenoid valve.
7. The DMC instillation system of claim 6, wherein the inlet control solenoid valve regulates inlet pressure to 0.1Mpa to 0.2Mpa.
8. The DMC instillation system of claim 3, further comprising a controller, the controller being in electrical communication with the DMC control solenoid valve.
9. The DMC instillation system of claim 8, wherein a spool of the DMC control solenoid valve is of a corrosion resistant material.
10. The DMC instillation system of claim 1, wherein a liquid level sensor is disposed within the DMC storage device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322042311.1U CN220544204U (en) | 2023-07-28 | 2023-07-28 | Instillation system of DMC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322042311.1U CN220544204U (en) | 2023-07-28 | 2023-07-28 | Instillation system of DMC |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220544204U true CN220544204U (en) | 2024-02-27 |
Family
ID=89968462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322042311.1U Active CN220544204U (en) | 2023-07-28 | 2023-07-28 | Instillation system of DMC |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220544204U (en) |
-
2023
- 2023-07-28 CN CN202322042311.1U patent/CN220544204U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220544204U (en) | Instillation system of DMC | |
| CN216747521U (en) | Desulfurization slurry parameter measurement device with self-cleaning function | |
| CN208553780U (en) | A kind of reverse osmosis membrane on-line cleaning, testing integrated equipment | |
| CN203615821U (en) | On-line cleaning device for condenser rubber ball | |
| CN202143800U (en) | Electric pre-filter | |
| CN212216489U (en) | Formation negative pressure pipeline cleaning tool | |
| CN113380670A (en) | Wafer cleaning monitoring system based on Internet of things | |
| CN210398412U (en) | Laboratory short distance water supply pipeline leak water alarming protection system | |
| CN202347101U (en) | Efficient, energy-saving and environment-friendly pickling device for hydraulic pipes | |
| CN217156385U (en) | Catalyst regeneration washs real-time detection system | |
| CN206770035U (en) | Fuel-injector for automobile engine cleaning device | |
| CN212993619U (en) | Indoor micro-nano bubble hydroponic device | |
| CN207308429U (en) | The leaf cleaning system of gas turbine blower | |
| CN217901606U (en) | Boiling test device | |
| CN206699365U (en) | A kind of and additives for ensiling automatic spraying device of ensiling machinery support | |
| CN219512062U (en) | Power cable aging experiment box | |
| CN216299909U (en) | Automatic lubricating device for spray needle of foaming equipment | |
| CN111165359A (en) | Ammonia monitoring, purifier in breed house based on internet of things | |
| CN205653515U (en) | Water water electrolysis oxyhydrogen generator self - cleaning device | |
| CN218766885U (en) | Water quality environment monitoring device | |
| CN213634216U (en) | Liquid level optimization control equipment for chemical production feeding | |
| CN219530186U (en) | Exhaust apparatus suitable for under extremely cold weather | |
| CN214937799U (en) | A high-efficient deslagging system for bonderizing technology | |
| CN213690271U (en) | Sewage vacuum pipe network monitoring system | |
| CN216275974U (en) | Multifunctional non-negative-pressure water storage tank for secondary water supply |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |