CN114459216A - Polar plate drying equipment for manufacturing lithium battery - Google Patents
Polar plate drying equipment for manufacturing lithium battery Download PDFInfo
- Publication number
- CN114459216A CN114459216A CN202111430626.2A CN202111430626A CN114459216A CN 114459216 A CN114459216 A CN 114459216A CN 202111430626 A CN202111430626 A CN 202111430626A CN 114459216 A CN114459216 A CN 114459216A
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- CN
- China
- Prior art keywords
- drying
- lithium battery
- plate
- air
- polar plate
- 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.)
- Pending
Links
- 238000001035 drying Methods 0.000 title claims abstract description 60
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- 238000003860 storage Methods 0.000 claims abstract description 42
- 230000008093 supporting effect Effects 0.000 claims description 23
- 238000007664 blowing Methods 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 238000005485 electric heating Methods 0.000 claims description 4
- 238000000151 deposition Methods 0.000 abstract description 7
- 238000004321 preservation Methods 0.000 abstract 2
- 239000000126 substance Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000011149 active material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010981 drying operation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
-
- 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
- F26B25/06—Chambers, containers, or receptacles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention discloses a polar plate drying device for manufacturing a lithium battery, which comprises a drying bin: the inner wall in stoving storehouse is provided with the heat preservation, and is provided with the electrothermal tube in the heat preservation, it is provided with the bottom plate board to slide in the stoving storehouse, and is provided with the shrouding on the bottom plate board, be provided with rotating assembly on the stoving storehouse, and the subassembly contact of depositing on rotating assembly and the bottom plate board to the subassembly horizontal rotation is deposited in the drive. According to the invention, the drying equipment adopts the contact and rotating storage assembly, and can perform continuous and continuous horizontal rotation operation on the position and the direction of the stored polar plate, so that the stored polar plate can be in complete and uniform contact with heat, the phenomenon of drying dead angles when the polar plate is dried is avoided, meanwhile, the contact area between the heat and the polar plate is accelerated, and the drying efficiency of the polar plate is effectively improved.
Description
Technical Field
The invention relates to the technical field of lithium battery manufacturing, in particular to polar plate drying equipment for lithium battery manufacturing.
Background
The device for converting chemical energy into electric energy is called a chemical battery, generally called a battery for short. After discharge, the internal active material can be regenerated by charging-electrical energy is stored as chemical energy; chemical energy is converted into electrical energy again when electrical discharge is required. The storage battery mainly comprises a shell, a positive plate, a negative plate, a partition plate and electrolyte, the production quality of the polar plate is vital to the overall quality of the later stage of the storage battery, and the storage battery needs to perform drying operation on the polar plate in the production process so as to ensure that the lithium battery polar plate can meet the subsequent installation operation requirements.
Chinese patent publication No.: CN210267939U discloses a polar plate drying device for lithium battery manufacturing, which comprises a device main body, a cabinet door, an equipment chamber, a drying chamber, an exhaust chamber and a bottom plate, wherein the front end of the device main body is hinged with the cabinet door through a rotating shaft, one side of the cabinet door, which is contacted with the device main body, is fixedly provided with a plugging block, the inside of the device main body is fixedly provided with the equipment chamber, the below of the equipment chamber is fixedly provided with the drying chamber, the below of the drying chamber is fixedly provided with the exhaust chamber, the below of the exhaust chamber is fixedly provided with the bottom plate, the left side of the device main body is fixedly provided with an air blower, the output end of the air blower is communicated with a heater arranged in the equipment chamber through an air hose, the output end of the heater is communicated with an air outlet pipe, the drying chamber is fixedly provided with a plurality of polar plate placing racks, and each polar plate placing rack is composed of two breathable plates, two fixed polar plate standing groove that is provided with between the permeability board, the polar plate has been placed in the polar plate standing groove, the fixed blank holder that is provided with in upper end of polar plate all is fixed on two permeability boards and is provided with the blank holder standing groove, the inside of exhaust chamber is fixed and is provided with drying device, the left and right sides of exhaust chamber all is fixed and is provided with the gas vent.
But the polar plate installation angle and the position of current drying device are relatively fixed for polar plate and thermal area of contact also relatively fixed, can't ensure the polar plate can with the comprehensive and even contact of heat, thereby lead to the phenomenon at the polar plate dead angle of drying to appear easily, reduced the effect that the polar plate was dried.
Disclosure of Invention
The invention aims to provide polar plate drying equipment for manufacturing a lithium battery, which adopts a horizontal rotation mode, ensures that a polar plate is in overall and uniform contact with heat, and improves the polar plate drying efficiency.
In order to achieve the above purpose, the invention provides the following technical scheme: the utility model provides a polar plate drying equipment that lithium cell was made usefulness, includes stoving storehouse:
the inner wall of the drying bin is provided with a heat-insulating layer, and an electric heating pipe is arranged in the heat-insulating layer;
a bottom supporting plate is arranged in the drying bin in a sliding mode, and a sealing plate is arranged on the bottom supporting plate;
and the drying bin is provided with a rotating assembly, and the rotating assembly is in contact with the storage assembly on the bottom supporting plate and drives the storage assembly to rotate horizontally.
As a further description of the above technical solution:
the storage assembly comprises a hollow storage rack, the bottom of the storage rack is rotatably connected with the bottom supporting plate through a rotating shaft, and a plurality of parallel partition plates are arranged on the inner wall of the storage rack.
As a further description of the above technical solution:
the rotating assembly comprises a motor arranged at the top of the drying bin, the output end of the motor is connected with a gear, and the gear is meshed with a gear ring at the top of the storage rack.
As a further description of the above technical solution:
the both sides open end outer wall of storage rack all is provided with the supporting seat, and the embedded anticreep board that is equipped with of supporting seat.
As a further description of the above technical solution:
the sealing plate is provided with a sliding rod, and the drying bin is provided with a sliding groove matched with the sliding rod.
As a further description of the above technical solution:
the inner wall of the sliding groove is provided with a ball, and the sliding rod is provided with a rolling groove matched with the ball.
As a further description of the above technical solution:
the air blowing device also comprises an air blowing assembly;
the air blowing assembly comprises an air blower arranged on the drying bin, an air outlet of the air blower is connected with a first air guide pipe through a first electromagnetic valve, and a first air outlet nozzle for horizontally discharging air is arranged on the first air guide pipe.
As a further description of the above technical solution:
the air outlet of the air blower is also connected with a second air guide pipe through a second electromagnetic valve, and a second air outlet nozzle for vertically discharging air is arranged on the second air guide pipe.
In the technical scheme, the polar plate drying equipment for manufacturing the lithium battery, provided by the invention, has the following beneficial effects:
this drying equipment adopts contact and rotatory subassembly of depositing, can circulate continuous horizontal rotation operation to the polar plate position of depositing and direction for the polar plate of depositing can be with the comprehensive and even contact of heat, takes place the phenomenon at stoving dead angle when avoiding the polar plate to dry, has also accelerated the area of contact of heat with the polar plate simultaneously, the effectual drying efficiency who improves the polar plate.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic structural diagram of a plate drying apparatus for manufacturing a lithium battery according to an embodiment of the present invention;
fig. 2 is a schematic view of an internal structure of a drying bin according to an embodiment of the present invention;
FIG. 3 is a schematic view of a partial structure of a connection portion between a sliding chute and a sliding rod according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a storage assembly according to an embodiment of the present invention.
Description of reference numerals:
1. a rotating assembly; 11. a motor; 12. a gear; 2. a drying bin; 21. a heat-insulating layer; 22. an electric heating tube; 3. a blowing assembly; 31. a blower; 32. a first air duct; 33. a first air outlet nozzle; 34. a first solenoid valve; 35. a second air duct; 36. a second air outlet nozzle; 37. a second solenoid valve; 4. a chute; 41. A ball bearing; 5. a slide bar; 51. rolling a groove; 6. a bottom pallet; 7. closing the plate; 8. storing the assembly; 81. a storage rack; 82. a toothed ring; 83. a rotating shaft; 84. a partition plate; 85. a supporting seat; 86. and (4) an anti-drop plate.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, a plate drying apparatus for lithium battery manufacture includes a drying chamber 2:
the inner wall of the drying bin 2 is provided with a heat-insulating layer 21, and an electric heating pipe 22 is arranged in the heat-insulating layer 21;
a bottom supporting plate 6 is arranged in the drying bin 2 in a sliding mode, and a sealing plate 7 is arranged on the bottom supporting plate 6;
the drying bin 2 is provided with a rotating assembly 1, and the rotating assembly 1 is in contact with a storage assembly 8 on the bottom supporting plate 6 and drives the storage assembly 8 to rotate horizontally.
In this embodiment, to make the lithium battery polar plate that processes one by one imbed in depositing subassembly 8, and be in relative parallel and independent state, then move into stoving storehouse 2 with bottom plate 6 in, make shrouding 7 and the open end contact of stoving storehouse 2, can seal up stoving storehouse 2, electrothermal tube 22 works the heat production under external control equipment's control, and when depositing subassembly 8 and shifting out stoving storehouse 2 inside completely, it can contact with rotating assembly 1 to deposit subassembly 8, make rotating assembly 1 drive and deposit 8 reciprocating horizontal rotation of subassembly circulation, make the polar plate of depositing on subassembly 8 can with the omnidirectional contact of heat and dry, very big improvement thermal utilization ratio, avoid the phenomenon at polar plate stoving dead angle, and then strengthened drying equipment's work efficiency.
As shown in fig. 1 and 4, the storage assembly 8 comprises a hollowed-out storage rack 81, the bottom of the storage rack 81 is rotatably connected with the bottom support plate 6 through a rotating shaft 83, a plurality of parallel partition plates 84 are arranged on the inner wall of the storage rack 81, the storage rack 81 is rotatably connected on the bottom support plate 6 through the rotating shaft 83, the storage rack 81 is rotatably supported, and the inner cavity of the storage rack 81 can be independently divided into a plurality of spaces through the partition plates 84, so that the polar plates are independently stored and treated, heat can flow through the hollowed-out storage rack 81 and is in contact with and dried by each polar plate.
As shown in fig. 2 and 4, the rotating assembly 1 includes the motor 11 disposed at the top of the drying bin 2, the output end of the motor 11 is connected with the gear 12, and the gear 12 is meshed with the toothed ring 82 at the top of the storage rack 81, when the bottom supporting plate 6 moves to the inside of the drying bin 2, the toothed ring 82 on the storage rack 81 contacts with the gear 12, at this time, the motor 11 is started, so that the motor 11 can drive the storage rack 81 to rotate through the gear 12 and the toothed ring 82, the angle and the direction of the storage rack 81 are adjusted, and the heat can be ensured to be in contact with the polar plate comprehensively and uniformly.
As shown in fig. 4, the outer walls of the two side openings of the storage rack 81 are provided with a supporting seat 85, and an anti-falling plate 86 is embedded in the supporting seat 85, when the polar plate is embedded in the storage rack 81, the anti-falling plate 86 is embedded in the two supporting seats 85 on the same side, so that the two side openings of the storage rack 81 can be closed, and the substrate is prevented from falling off from the storage rack 81.
As shown in fig. 1, a sliding rod 5 is arranged on the sealing plate 7, and a sliding groove 4 matched with the sliding rod 5 is arranged on the drying bin 2, so that the bottom supporting plate 6 can be supported and limited in the moving process, and the bottom supporting plate 6 can be horizontally and stably moved out or moved in.
As shown in fig. 3, the inner wall of the sliding chute 4 is provided with a ball 41, the sliding rod 5 is provided with a rolling groove 51 matched with the ball 41, and the rolling action of the ball 41 and the rolling groove 51 can play a rolling supporting effect on the moving state of the sliding rod 5 and the sliding chute 4, so that the friction resistance received when the sliding rod 5 moves in the sliding chute 4 is reduced, and the moving flexibility of the bottom plate 6 is improved.
As shown in fig. 2, the drying device further comprises a blowing assembly 3, the blowing assembly 3 includes an air blower 31 disposed on the drying bin 2, an air outlet of the air blower 31 is connected with the first air guide pipe 32 through a first electromagnetic valve 34, and a first air outlet nozzle 33 for horizontally discharging air is disposed on the first air guide pipe 32, the air blower 31 starts to extract air outside the drying bin 2, the air enters the first air guide pipe 32 through the first electromagnetic valve 34, and is horizontally discharged from the first air outlet nozzle 33, so that heat in the drying bin 2 can be blown to horizontally flow, and the polar plates in the storage rack 81 are horizontally dried.
As shown in fig. 2, the air outlet of the blower 31 is further connected to the second air guiding pipe 35 through a second electromagnetic valve 37, and a second air outlet nozzle 36 for vertically discharging air is disposed on the second air guiding pipe 35, the blower 31 starts to extract the air outside the drying bin 2, enters the second air guiding pipe 35 through the second electromagnetic valve 37, and is vertically led out from the second air outlet nozzle 36, so that the heat in the drying bin 2 can be blown to vertically flow, and the polar plates in the storage rack 81 are vertically dried.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (8)
1. The utility model provides a polar plate drying equipment of lithium cell manufacturing usefulness, includes stoving storehouse (2), its characterized in that:
the inner wall of the drying bin (2) is provided with a heat-insulating layer (21), and an electric heating pipe (22) is arranged in the heat-insulating layer (21);
a bottom supporting plate (6) is arranged in the drying bin (2) in a sliding mode, and a sealing plate (7) is arranged on the bottom supporting plate (6);
and a rotating assembly (1) is arranged on the drying bin (2), and the rotating assembly (1) is in contact with a storage assembly (8) on the bottom supporting plate (6) and drives the storage assembly (8) to rotate horizontally.
2. The drying apparatus for electrode plate for lithium battery manufacturing according to claim 1, wherein: the storage assembly (8) comprises a hollow storage rack (81), the bottom of the storage rack (81) is rotatably connected with the bottom supporting plate (6) through a rotating shaft (83), and a plurality of partition plates (84) which are distributed in parallel are arranged on the inner wall of the storage rack (81).
3. The drying apparatus for electrode plate for lithium battery manufacturing according to claim 1, wherein: the rotating assembly (1) comprises a motor (11) arranged at the top of the drying bin (2), the output end of the motor (11) is connected with a gear (12), and the gear (12) is meshed with a gear ring (82) at the top of the storage rack (81).
4. The drying apparatus for electrode plate for lithium battery manufacturing according to claim 2, wherein: the outer walls of the two side opening ends of the storage rack (81) are provided with supporting seats (85), and anti-falling plates (86) are embedded in the supporting seats (85).
5. The drying apparatus for electrode plate for lithium battery manufacturing according to claim 1, wherein: the sealing plate (7) is provided with a sliding rod (5), and the drying bin (2) is provided with a sliding groove (4) matched with the sliding rod (5).
6. The drying apparatus for electrode plate for lithium battery manufacturing according to claim 5, wherein: the inner wall of the sliding groove (4) is provided with a ball (41), and the sliding rod (5) is provided with a rolling groove (51) matched with the ball (41).
7. The drying apparatus for electrode plate for lithium battery manufacturing according to claim 1, wherein: the device also comprises a blowing assembly (3);
the air blowing assembly (3) comprises an air blower (31) arranged on the drying bin (2), an air outlet of the air blower (31) is connected with a first air guide pipe (32) through a first electromagnetic valve (34), and a first air outlet nozzle (33) for horizontally discharging air is arranged on the first air guide pipe (32).
8. The drying apparatus for electrode plate for lithium battery manufacturing according to claim 7, wherein: the air outlet of the air blower (31) is also connected with a second air guide pipe (35) through a second electromagnetic valve (37), and a second air outlet nozzle (36) for vertically discharging air is arranged on the second air guide pipe (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111430626.2A CN114459216A (en) | 2021-11-29 | 2021-11-29 | Polar plate drying equipment for manufacturing lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111430626.2A CN114459216A (en) | 2021-11-29 | 2021-11-29 | Polar plate drying equipment for manufacturing lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114459216A true CN114459216A (en) | 2022-05-10 |
Family
ID=81405444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111430626.2A Pending CN114459216A (en) | 2021-11-29 | 2021-11-29 | Polar plate drying equipment for manufacturing lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114459216A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105180643A (en) * | 2015-09-22 | 2015-12-23 | 中航锂电（洛阳）有限公司 | Lithium battery drying frame, lithium battery driving device and method for drying lithium batteries |
| CN209763669U (en) * | 2019-03-22 | 2019-12-10 | 中科库仑科技(天津)有限公司 | Lithium battery baking equipment |
| CN212274444U (en) * | 2020-05-13 | 2021-01-01 | 湖北雄韬电源科技有限公司 | Curing and drying box for production of storage batteries |
| CN212902292U (en) * | 2020-05-26 | 2021-04-06 | 沈阳益乐生物科技有限公司 | Drying-machine is used in underwear production |
-
2021
- 2021-11-29 CN CN202111430626.2A patent/CN114459216A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105180643A (en) * | 2015-09-22 | 2015-12-23 | 中航锂电（洛阳）有限公司 | Lithium battery drying frame, lithium battery driving device and method for drying lithium batteries |
| CN209763669U (en) * | 2019-03-22 | 2019-12-10 | 中科库仑科技(天津)有限公司 | Lithium battery baking equipment |
| CN212274444U (en) * | 2020-05-13 | 2021-01-01 | 湖北雄韬电源科技有限公司 | Curing and drying box for production of storage batteries |
| CN212902292U (en) * | 2020-05-26 | 2021-04-06 | 沈阳益乐生物科技有限公司 | Drying-machine is used in underwear production |
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| PB01 | Publication | ||
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Application publication date: 20220510 |