CN211587294U - Coating device for lithium battery processing - Google Patents
Coating device for lithium battery processing Download PDFInfo
- Publication number
- CN211587294U CN211587294U CN201921941640.7U CN201921941640U CN211587294U CN 211587294 U CN211587294 U CN 211587294U CN 201921941640 U CN201921941640 U CN 201921941640U CN 211587294 U CN211587294 U CN 211587294U
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- equipment box
- coating
- water
- wall
- heat
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- 238000000576 coating method Methods 0.000 title claims abstract description 70
- 239000011248 coating agent Substances 0.000 title claims abstract description 69
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 30
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 238000012545 processing Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000003756 stirring Methods 0.000 claims abstract description 39
- 238000010438 heat treatment Methods 0.000 claims abstract description 19
- 238000005086 pumping Methods 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims 1
- 238000004321 preservation Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 11
- 239000007788 liquid Substances 0.000 abstract description 10
- 230000002349 favourable effect Effects 0.000 abstract 2
- 238000005303 weighing Methods 0.000 abstract 1
- 239000002002 slurry Substances 0.000 description 19
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture 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
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Battery Electrode And Active Subsutance (AREA)
- Coating Apparatus (AREA)
Abstract
The utility model discloses a coating unit for lithium cell processing, including frame, wind-up roll and unreeling roller, there are water tank and equipment box in the frame respectively fixed mounting, the inner wall fixed mounting of equipment box has the heat preservation, the equal fixed mounting in both sides of heat preservation inner wall has the fixed block, fixedly connected with coating groove between the fixed block of both sides. This coating unit is used in lithium cell processing, through the controller, the water tank, level sensor, the water pumping device, the (mixing) shaft, drive arrangement, scribble the silo, a weighing sensor and a temperature sensor, the heat preservation, the equipment box, the fixed block, the cooperation of heating rod and second stirring leaf is used, thereby realize heating the thick liquids of scribbling the silo inside, can stir the water of equipment box inside simultaneously, be favorable to carrying out even heating to water, can more even heat the thick liquids, thereby can avoid the thick liquids to lead to the thick liquids to solidify because of the reduction of temperature, be favorable to improving the coating effect of pole piece.
Description
Technical Field
The utility model relates to a lithium cell field specifically is a coating unit for lithium cell processing.
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. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. With the development of science and technology, lithium batteries have become the mainstream nowadays. Lithium batteries can be broadly classified into two types: lithium metal batteries and lithium ion batteries. Lithium ion batteries do not contain lithium in the metallic state and are rechargeable. The fifth generation of rechargeable batteries, lithium metal batteries, was born in 1996, and the safety, specific capacity, self-discharge rate and cost performance of rechargeable batteries were all superior to those of lithium ion batteries. Due to its own high technical requirement limits, only a few national companies are producing such lithium metal batteries today.
In the process of lithium battery processing, the pole piece needs to be coated. However, the traditional coating device for lithium battery processing in the market at present is not optimized enough in structure and reasonable in design, and slurry inside the slurry tank is easy to solidify due to the reduction of temperature, so that the coating effect is affected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a coating unit is used in lithium cell processing to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a coating device for lithium battery processing comprises a rack, a winding roller and an unwinding roller, wherein a water tank and an equipment box are respectively and fixedly arranged on the rack, a heat preservation layer is fixedly arranged on the inner wall of the equipment box, fixed blocks are respectively and fixedly arranged on two sides of the inner wall of the heat preservation layer, a coating groove is fixedly connected between the fixed blocks on the two sides, the top of the coating groove penetrates through the inner wall of the equipment box and extends out of the equipment box, a driving device is fixedly arranged at the bottom of the equipment box, a stirring shaft is fixedly arranged at the output end of the driving device, the top of the stirring shaft penetrates through the equipment box and the heat preservation layer and extends into the equipment box, a plurality of second stirring blades are fixedly arranged on one side of the stirring shaft, which is positioned inside the equipment box, heating rods are respectively and fixedly arranged on two sides of the, opposite side fixed mounting at heat preservation inner wall top has level sensor, the tripod fixed mounting of equipment box through its side-mounting has the water pumping device, and the play water end of water pumping device runs through equipment box and heat preservation respectively and extends to the inside of equipment box, water pumping device's the end of intaking and water tank fixed connection, one side fixed mounting of terminal surface has the controller before the frame, the opposite side fixed mounting of terminal surface has two guide rolls and coating roll before the frame, and the bottom of coating roll extends to the inside of scribbling the silo.
As a further aspect of the present invention: the top of the stirring shaft penetrates through the bottom of the coating groove and extends into the coating groove, and a plurality of first stirring blades are fixedly mounted on one side, located inside the coating groove, of the stirring shaft.
As a further aspect of the present invention: one side fixedly connected with first scraper of first stirring leaf, branch fixedly connected with second scraper that first stirring leaf set up through its bottom.
As a further aspect of the present invention: the utility model discloses a scraper box, including frame, equipment case top, driving plate, spacing guide arm and threaded rod, the opposite side fixed mounting of terminal surface has spacing roller before the frame, one side fixed mounting at equipment case top has the driving plate, be provided with spacing guide arm and threaded rod on the driving plate respectively, the blade holder is scraped to one side fixedly connected with of spacing guide arm, it is connected with the threaded rod rotation to scrape the bearing frame of blade holder through its one side installation, the opposite side fixed mounting who scrapes the blade holder has the scraper, one side fixed mounting.
As a further aspect of the present invention: the transmission plate is provided with a threaded hole matched with the threaded rod in a penetrating mode, and the transmission plate is in transmission connection with the threaded rod through the threaded hole.
As a further aspect of the present invention: the transmission plate is provided with a sliding hole matched with the limiting guide rod in a penetrating mode, the transmission plate is connected with the limiting guide rod in a sliding mode through the sliding hole, and the other side of the limiting guide rod is fixedly connected with a stop block.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model realizes the heating of the slurry in the coating tank and the stirring of the water in the equipment box by the matching use of the controller, the water tank, the water level sensor, the water pumping device, the stirring shaft, the driving device, the coating tank, the temperature sensor, the heat preservation layer, the equipment box, the fixed block, the heating rod and the second stirring blade, is beneficial to uniformly heating the water, can avoid the slurry from being solidified due to the temperature reduction, is beneficial to improving the coating effect of the pole piece, can control the water pumping device to automatically add water into the equipment box, is convenient to add water, avoids the water in the equipment box from being dried, can also prevent the temperature in the equipment box from being overhigh, improves the heating effect of the slurry, and further improves the uniformity of the slurry heating by the matching use of the first stirring blade, the first scraper and the second scraper, prevent that the thick liquids caking from solidifying, can make more even that the thick liquids mix, and first scraper can be scraped the thick liquids on the coating inslot wall with the second scraper, can prevent the thick liquids adhesion on the inner wall of coating inslot, the influence is to the heating effect of thick liquids, stir the leaf through the second, the driving plate, scrape the blade holder, the scraper, spacing guide arm, the threaded rod is used with the cooperation of handle, improve the homogeneity to the coating of pole piece, unnecessary thick liquids falls into the inside of coating inslot and retrieves simultaneously, avoid extravagant, and can carry out regulation control to the thickness of coating, help improving the coating effect to the pole piece, its structure is optimized more, design is more reasonable.
Drawings
Fig. 1 is a schematic structural view of a coating apparatus for lithium battery processing.
Fig. 2 is an enlarged view of a coating apparatus for lithium battery processing at a in fig. 1.
Fig. 3 is an enlarged view of the coating apparatus for lithium battery processing at B in fig. 1.
In the figure: the coating machine comprises a frame 1, a controller 2, a water tank 3, a coating roller 4, a guide roller 5, a limiting roller 6, a water level sensor 7, a water pumping device 8, a first stirring blade 9, a first scraper 10, a second scraper 11, a stirring shaft 12, a driving device 13, a coating tank 14, a temperature sensor 15, a heat insulation layer 16, an equipment box 17, a fixed block 18, a heating rod 19, a second stirring blade 20, a driving plate 21, a scraper seat 22, a scraper 23, a limiting guide rod 24, a threaded rod 25 and a handle 26.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, in an embodiment of the present invention, a coating apparatus for lithium battery processing includes a frame 1, a wind-up roll and a wind-down roll, a water tank 3 and an equipment box 17 are respectively fixedly mounted on the frame 1, a heat insulating layer 16 is fixedly mounted on an inner wall of the equipment box 17, fixed blocks 18 are fixedly mounted on both sides of an inner wall of the heat insulating layer 16, a coating tank 14 is fixedly connected between the fixed blocks 18, a top of the coating tank 14 penetrates through the inner wall of the equipment box 17 and extends to the outside of the equipment box 17, a feeding pipe is disposed on the coating tank 14, the coating tank 14 is made of a heat conductive material, a driving device 13 is fixedly mounted on a bottom of the equipment box 17, the driving device 13 is a motor, a stirring shaft 12 is fixedly mounted on an output end of the driving device 13, a top of the stirring shaft 12 penetrates through the equipment box 17 and the heat insulating layer 16 and extends to the inside of the, heating rods 19 are fixedly arranged on two sides of the bottom of the inner wall of the heat preservation layer 16, a temperature sensor 15 is fixedly arranged on one side of the top of the inner wall of the heat preservation layer 16, a water level sensor 7 is fixedly arranged on the other side of the top of the inner wall of the heat preservation layer 16, a water pumping device 8 is fixedly arranged on the equipment box 17 through a tripod arranged on one side of the equipment box, the water outlet end of the water pumping device 8 respectively penetrates through the equipment box 17 and the heat preservation layer 16 and extends to the inside of the equipment box 17, the water inlet end of the water pumping device 8 is fixedly connected with the water tank 3, a controller 2 is fixedly arranged on one side of the front end surface of the rack 1, two guide rollers 5 and a coating roller 4 are fixedly arranged on the other side of the front end surface of the rack 1, the bottom of the coating roller 4 extends to the inside of the coating tank 14, the controller 2 is respectively electrically connected with the water level sensor 7, the water pumping device 8, a plurality of first stirring blades 9 are fixedly arranged on one side of the stirring shaft 12 positioned in the coating tank 14, a first scraper 10 is fixedly connected to one side of each first stirring blade 9, the first stirring blades 9 are fixedly connected to a second scraper 11 through supporting rods arranged at the bottoms of the first stirring blades 9, a limiting roller 6 is fixedly arranged on the other side of the front end surface of the rack 1, a driving plate 21 is fixedly arranged on one side of the top of the equipment box 17, a limiting guide rod 24 and a threaded rod 25 are respectively arranged on the driving plate 21, a scraper seat 22 is fixedly connected to one side of the limiting guide rod 24, the scraper seat 22 is rotatably connected with the threaded rod 25 through a bearing seat arranged on one side of the scraper seat 22, a scraper 23 is fixedly arranged on the other side of the scraper seat 22, a handle 26 is fixedly arranged on one side of the threaded rod 25, a threaded hole matched with the threaded rod 25 is formed in the driving plate 21 in a penetrating manner, the, the transmission plate 21 is connected with the limiting guide rod 24 in a sliding mode through a sliding hole, and the other side of the limiting guide rod 24 is fixedly connected with a stop block.
The utility model discloses a theory of operation is:
when the coating machine is used, a pole piece roll is arranged on an unwinding roller, the pole piece sequentially passes through the limiting roller 6, the coating roller 4 and the other limiting roller 6, the pole piece is connected with the winding roller, the unwinding roller is unwound, the receipt roller is wound, coating operation is carried out on the pole piece, in the coating process of the pole piece, the water pumping device 8 pumps water from the water tank 3 and conveys the water to the inside of the equipment box 17, the heating rod 19 heats the water in the equipment box 17, the coating groove 14 absorbs heat, so that slurry in the coating groove 14 is heated, meanwhile, the driving device 13 drives the stirring shaft 12 to rotate, the second stirring blade 20 stirs the water in the equipment box 17, uniform heating of the water is facilitated, the slurry can be heated more uniformly, so that the slurry can be prevented from being solidified due to temperature reduction, and the coating effect of the pole piece is facilitated to be improved, and when the water level in the equipment box 17 is reduced, the water level sensor 7 can control the water pumping device 8 to automatically add water into the equipment box 17, the water adding is convenient, the water in the equipment box 17 is prevented from drying up, the temperature sensor 15 monitors the temperature in the equipment box 17, the switch of the heating rod 19 is controlled, the temperature in the equipment box 17 is prevented from being too high, the heating effect on the slurry is improved, the first stirring blade 9 rotates along with the stirring shaft 12, the slurry can be stirred, the uniformity of the slurry heating is further improved, the slurry caking and solidification are prevented, the slurry can be more uniformly mixed, the first scraper 10 and the second scraper 11 can scrape the slurry on the inner wall of the coating groove 14, the slurry can be prevented from being adhered on the inner wall of the coating groove 14, the heating effect on the slurry is prevented from being influenced, the scraper 23 can scrape the redundant slurry on the pole pieces, and the uniformity of the pole piece coating is improved, meanwhile, redundant slurry naturally falls down and falls into the coating groove 14 to be recycled, waste is avoided, the handle 26 is rotated to drive the threaded rod 25 to rotate, the position of the scraper 23 can be adjusted under the transverse transmission effect of the threaded rod 25 and the transmission plate 21, the thickness of coating can be adjusted and controlled, the coating effect on the pole piece is improved, and the structure is optimized and designed reasonably.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a coating unit for lithium cell processing, includes frame (1), wind-up roll and unreels the roller, its characterized in that: the improved water-cooling type coating machine is characterized in that a water tank (3) and an equipment box (17) are respectively and fixedly mounted on the rack (1), a heat-insulating layer (16) is fixedly mounted on the inner wall of the equipment box (17), fixing blocks (18) are fixedly mounted on two sides of the inner wall of the heat-insulating layer (16), a coating groove (14) is fixedly connected between the fixing blocks (18) on the two sides, the top of the coating groove (14) penetrates through the inner wall of the equipment box (17) and extends out of the equipment box (17), a driving device (13) is fixedly mounted at the bottom of the equipment box (17), a stirring shaft (12) is fixedly mounted at the output end of the driving device (13), the top of the stirring shaft (12) penetrates through the equipment box (17) and the heat-insulating layer (16) and extends into the equipment box (17), and a plurality of second stirring blades (20) are fixedly, heating rods (19) are fixedly arranged on both sides of the bottom of the inner wall of the heat-insulating layer (16), a temperature sensor (15) is fixedly arranged on one side of the top of the inner wall of the heat-insulating layer (16), a water level sensor (7) is fixedly arranged on the other side of the top of the inner wall of the heat-insulating layer (16), the equipment box (17) is fixedly provided with a water pumping device (8) through a tripod arranged at one side of the equipment box, and the water outlet end of the water pumping device (8) respectively penetrates through the equipment box (17) and the heat insulation layer (16) and extends to the inside of the equipment box (17), the water inlet end of the water pumping device (8) is fixedly connected with the water tank (3), one side of the front end surface of the frame (1) is fixedly provided with a controller (2), two guide rollers (5) and a coating roller (4) are fixedly arranged on the other side of the front end face of the frame (1), and the bottom of the coating roller (4) extends into the coating tank (14).
2. The coating apparatus for lithium battery processing as claimed in claim 1, wherein: the top of the stirring shaft (12) penetrates through the bottom of the coating tank (14) and extends into the coating tank (14), and a plurality of first stirring blades (9) are fixedly mounted on one side of the stirring shaft (12) positioned in the coating tank (14).
3. The coating apparatus for lithium battery processing as claimed in claim 2, wherein: one side fixedly connected with first scraper (10) of first stirring leaf (9), branch fixedly connected with second scraper (11) that first stirring leaf (9) set up through its bottom.
4. The coating apparatus for lithium battery processing as claimed in claim 1, wherein: the utility model discloses a scraper is characterized in that the opposite side fixed mounting of terminal surface has spacing roller (6) before frame (1), one side fixed mounting at equipment box (17) top has driving plate (21), be provided with spacing guide arm (24) and threaded rod (25) on driving plate (21) respectively, blade holder (22) are scraped to one side fixedly connected with of spacing guide arm (24), scrape blade holder (22) and rotate with threaded rod (25) through the bearing frame of its side-mounting and be connected, the opposite side fixed mounting who scrapes blade holder (22) has scraper (23), one side fixed mounting of threaded rod (25) has handle (26).
5. The coating apparatus for lithium battery processing as claimed in claim 4, wherein: the transmission plate (21) is provided with a threaded hole matched with the threaded rod (25) in a penetrating manner, and the transmission plate (21) is in transmission connection with the threaded rod (25) through the threaded hole.
6. The coating apparatus for lithium battery processing as claimed in claim 4, wherein: the transmission plate (21) is provided with a sliding hole matched with the limiting guide rod (24) in a penetrating mode, the transmission plate (21) is connected with the limiting guide rod (24) in a sliding mode through the sliding hole, and the other side of the limiting guide rod (24) is fixedly connected with a stop block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921941640.7U CN211587294U (en) | 2019-11-12 | 2019-11-12 | Coating device for lithium battery processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921941640.7U CN211587294U (en) | 2019-11-12 | 2019-11-12 | Coating device for lithium battery processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211587294U true CN211587294U (en) | 2020-09-29 |
Family
ID=72587611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921941640.7U Expired - Fee Related CN211587294U (en) | 2019-11-12 | 2019-11-12 | Coating device for lithium battery processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211587294U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112934619A (en) * | 2021-01-29 | 2021-06-11 | 天津市捷威动力工业有限公司 | Coating method for thick electrode of lithium ion battery |
-
2019
- 2019-11-12 CN CN201921941640.7U patent/CN211587294U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112934619A (en) * | 2021-01-29 | 2021-06-11 | 天津市捷威动力工业有限公司 | Coating method for thick electrode of lithium ion battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220909 Address after: Room 103-21, Wugang Garden Comprehensive Building, No. 8 Runhai Road, Nanhai Future City, Kecheng Sub-district Office, Yannan High-tech Zone, Yancheng City, Jiangsu Province, 224000 (CNK) Patentee after: Yancheng Duoxiang Intelligent Machinery Co.,Ltd. Address before: Room 436, Chenhuan building, Tianjin Medical Equipment Industrial Park, Beichen District, Tianjin Patentee before: TIANJIN DINGXINYUAN NEW MATERIAL TECHNOLOGY Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200929 |