CN110243166B - Lithium battery dewatering and drying mechanism based on high vacuum and cold trap - Google Patents
Lithium battery dewatering and drying mechanism based on high vacuum and cold trap Download PDFInfo
- Publication number
- CN110243166B CN110243166B CN201910650583.5A CN201910650583A CN110243166B CN 110243166 B CN110243166 B CN 110243166B CN 201910650583 A CN201910650583 A CN 201910650583A CN 110243166 B CN110243166 B CN 110243166B
- Authority
- CN
- China
- Prior art keywords
- battery
- carrier
- dewatering
- cold trap
- moving
- 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
- 230000007246 mechanism Effects 0.000 title claims abstract description 37
- 238000001035 drying Methods 0.000 title claims abstract description 24
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 16
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000012530 fluid Substances 0.000 claims description 26
- 239000000969 carrier Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 7
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010981 drying operation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B15/00—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
- F26B15/10—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions
- F26B15/12—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/10—Heating arrangements using tubes or passages containing heated fluids, e.g. acting as radiative elements; Closed-loop systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Sustainable Development (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a lithium battery dewatering and drying mechanism based on high vacuum and cold traps, which comprises a moving mechanism, a moving carrier, a cold trap and a vacuum pump, wherein the moving carrier is arranged on the moving mechanism; the mobile mechanism is fixedly connected with the mobile carrier, the mobile carrier is provided with a plurality of battery bins and sealing rings, the battery to be dried is arranged in the battery bins, the sealing rings wrap the battery bins to form a vacuum cavity, the sealing rings are connected with a cold trap and a vacuum pump through vacuum pipelines, the vacuum pump is used for vacuumizing the vacuum cavity, and the cold trap is used for capturing water vapor in the air; after the current battery is dried, the moving mechanism moves with the moving carrier, and the other battery bin moves to the sealing ring to dry the next battery. The invention has the advantages that: the operation procedures of vacuumizing, heating, water vapor capturing and battery transferring in the dewatering and drying process are integrated, and the stability of the dewatering and drying mechanism of the lithium battery is improved.
Description
Technical Field
The invention relates to the technical field of battery drying, in particular to a lithium battery dewatering and drying mechanism based on high vacuum and cold traps.
Background
Lithium batteries are a type of battery using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a negative electrode material. In order to ensure the quality and the service life of the lithium battery, water removal and drying are an essential link in the battery production process. The dewatering and drying operation needs to vacuumize, heat and capture water vapor in the battery storage environment, and the dried lithium battery also needs to be transported and transferred. The existing dewatering and drying technology realizes corresponding functions of the above-mentioned procedures according to separate and separated mechanisms, so that the overall equipment is large in size, complex in connection structure and the like, and stability problems exist in the operation process. Therefore, in order to improve the stability of the dewatering and drying apparatus in realizing its functions, further improvement of the apparatus by a technician is required.
Disclosure of Invention
The invention aims to solve the technical problem of providing a lithium battery dewatering and drying mechanism based on high vacuum and cold traps.
In order to solve the technical problems, the invention adopts the following technical scheme: a lithium battery dewatering and drying mechanism based on high vacuum and cold traps comprises a moving mechanism, a moving carrier, a cold trap and a vacuum pump; the mobile mechanism is fixedly connected with the mobile carrier, the mobile carrier is provided with a plurality of battery bins and sealing rings, the battery to be dried is arranged in the battery bins, the sealing rings wrap the battery bins to form a vacuum cavity, the sealing rings are connected with a cold trap and a vacuum pump through vacuum pipelines, the vacuum pump is used for vacuumizing the vacuum cavity, and the cold trap is used for capturing water vapor in the air; after the current battery is dried, the moving mechanism moves with the moving carrier, and the other battery bin moves to the sealing ring to dry the next battery.
In the technical scheme, the moving mechanism is a screw-nut sleeve, a crank connecting rod or a four-connecting rod.
In the technical scheme, a plurality of limit grooves are formed in the movable carrier, the limit grooves are formed in two ends of the battery bin, and the sealing rings are matched with the limit grooves.
In the technical scheme, the mobile carrier is provided with a fluid inlet and a fluid outlet, and external fluid enters the mobile carrier through the fluid inlet to exchange heat with the mobile carrier and flows out of the fluid outlet.
The beneficial effects of the invention are as follows: the lithium battery dewatering and drying mechanism based on the high vacuum and the cold trap can realize the dewatering and drying operation of the lithium battery on line, integrate the operation procedures of vacuumizing, heating, water vapor capturing and battery transferring in the dewatering and drying process, and improve the stability of the lithium battery dewatering and drying mechanism.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
In the figure, 10-moving mechanism; 11-a connector; 20-moving the carrier; 21-a battery compartment; 22-sealing rings; 23-vacuum cavity; 24-cell; 25-limit grooves; 26-fluid inlet; 27-a fluid outlet; 30-cold trap; 31-a vacuum line; 40-vacuum pump.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings.
As shown in fig. 1, a lithium battery dewatering and drying mechanism based on high vacuum and cold trap comprises a moving mechanism 10, a moving carrier 20, a cold trap 30 and a vacuum pump 40. The moving mechanism 10 is fixedly connected with the moving carrier 20, and the moving mechanism 10 is mainly used for driving the moving carrier 20 to move so as to realize the process alternation of battery loading, drying, dewatering and battery unloading of the moving carrier 20. The moving mechanism 10 can adopt a mechanism such as a screw-nut sleeve, a crank connecting rod or a four connecting rod to realize the function of reciprocating motion, a connecting piece 11 is arranged on the moving mechanism 10, and the moving mechanism 10 and the moving carrier 20 are connected and fixed through the connecting piece 11.
On the mobile carrier 20, a plurality of battery bins 21 may be provided, the battery bins 21 being used for placing the battery cells 24 to be dried; a sealing ring 22 is arranged on the periphery of the movable carrier 20, and the sealing ring 22 can seal and wrap one battery compartment 21 to form a vacuum cavity 23; in order to enable the sealing rings 22 to be correctly aligned with the single battery compartment 21, a plurality of limit grooves 25 are arranged on the movable carrier 20, and the limit grooves 25 are positioned at two ends of the battery compartment 21. The moving carrier 20 moves so that the current battery compartment 21 leaves the sealing ring 22, the next battery compartment 21 enters the sealing ring 22, and when the limit grooves 25 at the two ends of the next battery compartment 21 match the sealing ring 22, a new vacuum cavity 23 is formed. Wherein, a limit groove 25 can be shared between two adjacent battery bins 21. The movable carrier 20 is also provided with a fluid inlet 26 and a fluid outlet 27, and fluid enters the movable carrier 20 through the fluid inlet 26 to exchange heat, and then flows out of the fluid outlet 27 to control the temperature of the vacuum cavity 23 within a range which does not damage the battery and can evaporate water vapor. The fluid may be hot water, steam, hot oil, or the like as a fluid medium for heat transfer, but is not limited thereto.
The sealing ring 22 is sequentially connected with the cold trap 30 and the vacuum pump 40 through a vacuum pipeline 31, and the vacuum pipeline 31 is communicated with the vacuum cavity 23. The cold trap 30 is a trap for trapping gas in a condensing manner on a cooled surface, the cold trap 30 is placed between the vacuum chamber 23 and the vacuum pump 40, the vacuum pump 40 vacuumizes the vacuum chamber 23, and moisture is trapped when the gas passes through the cold trap 30, thereby playing a role in dewatering and drying.
As shown in fig. 1, in the first embodiment, a mobile carrier 20 having 2 battery compartments 21 is shown, and 3 limiting grooves 25 are shared between the left and right ends and the middle of the 2 battery compartments 21, and a fluid inlet 26 and a fluid outlet 27 are provided at the left and right ends of the mobile carrier 20. The working mode is as follows:
(1) The fluid exchanges heat with the mobile carrier 20 through the fluid inlet 26 and the fluid outlet 27 to maintain the temperature at which water is removed and dried;
(2) The moving mechanism 10 drives the moving carrier 20 to move in the horizontal direction, so that limit grooves 25 on two sides of a left battery compartment 21 are matched with a sealing ring 22 to form a vacuum cavity 23, a battery in the vacuum cavity 23 is dehydrated and dried through a cold trap 30 and a vacuum pump 40, and meanwhile, the battery to be dried is placed in the right battery compartment 21;
(3) The moving mechanism 10 drives the moving carrier 20 to move in the horizontal direction, so that limit grooves 25 on two sides of the right battery compartment 21 are matched with the sealing rings 22 to form a new vacuum cavity 23, the batteries in the new vacuum cavity 23 are dehydrated and dried through the cold trap 30 and the vacuum pump 40, and meanwhile, the batteries which are dehydrated and dried on the left side are taken out and put into the new batteries to be dried;
(4) Repeating the steps (2) and (3), moving the carrier 20 to reciprocate, and repeating the procedures of battery loading, water removal, drying and battery unloading.
In actual production operation, a plurality of moving carriers 20 can be arranged on the moving mechanism 10 according to the production requirement, so as to improve the efficiency of dewatering and drying.
The foregoing examples are provided for the purpose of illustration only and are not intended to be limiting, and all equivalent changes or modifications made by the method described in the claims are intended to be included within the scope of the present invention.
Claims (1)
1. Lithium cell dewatering and drying mechanism based on high vacuum and cold trap, its characterized in that: comprises a moving mechanism, a moving carrier, a cold trap and a vacuum pump; the moving mechanism is fixedly connected with the moving carrier;
A plurality of battery bins are arranged on the mobile carrier, the battery bins are used for placing battery cores to be dried, a sealing ring is arranged on the periphery of the mobile carrier, and the sealing ring can seal and wrap one battery bin to form a vacuum cavity;
The sealing ring is connected with the cold trap and the vacuum pump through a vacuum pipeline, the vacuum pump is used for vacuumizing the vacuum cavity, and the cold trap captures water vapor in the air; after the current battery is dried, the moving mechanism moves with the moving carrier, and the other battery bin moves to the sealing ring for drying the next battery;
The movable carrier is provided with a plurality of limit grooves, the limit grooves are arranged at two ends of the battery bin, the sealing rings are matched with the limit grooves, and one limit groove is shared between two adjacent battery bins;
The mobile carrier is provided with a fluid inlet and a fluid outlet, the fluid inlet and the fluid outlet are arranged at the left end and the right end of the mobile carrier, and the fluid exchanges heat with the battery compartment of the mobile carrier through the fluid inlet and the fluid outlet so as to maintain the temperature of dewatering and drying;
The moving mechanism adopts a screw-nut sleeve, a crank connecting rod or a four-connecting rod mechanism to realize the function of reciprocating motion;
a plurality of mobile carriers are arranged on the moving mechanism so as to improve the efficiency of dewatering and drying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910650583.5A CN110243166B (en) | 2019-07-18 | 2019-07-18 | Lithium battery dewatering and drying mechanism based on high vacuum and cold trap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910650583.5A CN110243166B (en) | 2019-07-18 | 2019-07-18 | Lithium battery dewatering and drying mechanism based on high vacuum and cold trap |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110243166A CN110243166A (en) | 2019-09-17 |
| CN110243166B true CN110243166B (en) | 2024-07-09 |
Family
ID=67892740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910650583.5A Active CN110243166B (en) | 2019-07-18 | 2019-07-18 | Lithium battery dewatering and drying mechanism based on high vacuum and cold trap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110243166B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114392580B (en) * | 2022-03-24 | 2022-07-05 | 广东盈峰科技有限公司 | Cold trap device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205957664U (en) * | 2016-08-19 | 2017-02-15 | 林福兴 | Full -automatic continuous type vacuum drying system |
| CN207598101U (en) * | 2017-08-24 | 2018-07-10 | 深圳市镭煜科技有限公司 | A kind of three axis moving switch seal door mechanisms |
| CN210268079U (en) * | 2019-07-18 | 2020-04-07 | 国兴(东莞)新能源科技有限公司 | Lithium battery dewatering and drying mechanism based on high vacuum and cold trap |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205537063U (en) * | 2016-04-16 | 2016-08-31 | 江苏平光信谊（焦作）中药有限公司 | High sealed electrothermal blowing dry box |
| CN206496607U (en) * | 2017-03-01 | 2017-09-15 | 广州最氧环保科技有限公司 | A kind of new powder drying unit |
| CN207635826U (en) * | 2017-12-02 | 2018-07-20 | 无锡市惠普换热设备厂 | A kind of hand drying wicket door gear |
-
2019
- 2019-07-18 CN CN201910650583.5A patent/CN110243166B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205957664U (en) * | 2016-08-19 | 2017-02-15 | 林福兴 | Full -automatic continuous type vacuum drying system |
| CN207598101U (en) * | 2017-08-24 | 2018-07-10 | 深圳市镭煜科技有限公司 | A kind of three axis moving switch seal door mechanisms |
| CN210268079U (en) * | 2019-07-18 | 2020-04-07 | 国兴(东莞)新能源科技有限公司 | Lithium battery dewatering and drying mechanism based on high vacuum and cold trap |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110243166A (en) | 2019-09-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104061761B (en) | The furnace drying method of lithium ion battery or battery pole piece | |
| CN103322776A (en) | Drying method of lithium ion battery pole pieces | |
| CN110243166B (en) | Lithium battery dewatering and drying mechanism based on high vacuum and cold trap | |
| US20170264164A1 (en) | Device and Method for Storing Energy | |
| CN205878768U (en) | Popped integration equipment of vacuum freezing drying gas flow | |
| CN210268079U (en) | Lithium battery dewatering and drying mechanism based on high vacuum and cold trap | |
| CN204067485U (en) | The high efficiency degree of depth of lithium ion battery or battery pole piece dewaters baking line | |
| CN210292549U (en) | Lithium ion battery drying device | |
| CN105261729A (en) | Vacuum baking and filling sealing machine for soft package battery | |
| CN112260073B (en) | Outdoor dampproofing energy-conserving formula block terminal of using | |
| CN106252580B (en) | System is sealed in a kind of lithium battery Continuous Vacuum Drying fluid injection in advance | |
| CN209415894U (en) | Low capacity thermal conductivity Minton dryer and its intelligent drying system | |
| CN109458791B (en) | Battery or battery material rapid drying method, small-capacity heat conduction type vacuum drying device and intelligent drying system thereof | |
| CN106813464A (en) | A kind of lithium battery baking box | |
| CN109827410A (en) | The dry component and drying equipment of battery or battery material body | |
| CN106159334B (en) | Battery apparatus for baking and method | |
| TWM630095U (en) | Water removal device for battery device | |
| CN111732987B (en) | Natural gas cooling device with dehydration drying function | |
| CN211373166U (en) | Lithium battery dewatering high-vacuum tunnel furnace adopting liquid bath method for heating | |
| CN108640114B (en) | Double-body type active carbon vacuum sulfurizing device and using method thereof | |
| CN202792853U (en) | Negative plate drying line | |
| CN104841370A (en) | Upright vacuum sealed type "drying-firing" method for PX spherical adsorbent | |
| CN220750558U (en) | Lithium battery drying device | |
| CN110966853A (en) | Lithium battery dewatering high-vacuum tunnel furnace adopting liquid bath method for heating | |
| CN201342314Y (en) | Compressed air lossless waste heat drying and regenerating device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |