CN219433596U - Graphite powder cooling device for lithium battery - Google Patents
Graphite powder cooling device for lithium battery Download PDFInfo
- Publication number
- CN219433596U CN219433596U CN202320070232.9U CN202320070232U CN219433596U CN 219433596 U CN219433596 U CN 219433596U CN 202320070232 U CN202320070232 U CN 202320070232U CN 219433596 U CN219433596 U CN 219433596U
- Authority
- CN
- China
- Prior art keywords
- cooling
- graphite powder
- inner cylinder
- lithium battery
- tank
- 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
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
Landscapes
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
The utility model discloses a graphite powder cooling device for a lithium battery, which comprises: the cooling device comprises a cooling tank, a cooling inner cylinder, a driving motor, a rotating shaft, auger blades, a water inlet pipe and a water outlet pipe. The top surface and the bottom surface of the cooling tank are respectively provided with a feed inlet and a discharge outlet, and the side wall of the cooling tank is provided with a cooling jacket; the cooling inner cylinder is of a sandwich structure with an inner cavity, the cooling inner cylinder is vertically suspended in the cooling tank, and the driving motor is fixed on the upper surface of the top wall of the cooling tank; the rotating shaft is positioned in the cooling inner cylinder, and the upper end of the rotating shaft is connected with a motor shaft of the driving motor; the auger blade is fixed on the rotating shaft, and the lower end of the auger blade extends to the outside of the lower port of the cooling inner cylinder; the cooling jacket and the inner cavity are communicated with the water inlet pipe and the water outlet pipe. Through setting up cooling inner tube and the cooling tank that has the cooling function, can cool off the graphite powder in the cooling tank from outside and center department simultaneously, improved the cooling efficiency of graphite powder.
Description
Technical Field
The utility model relates to the technical field of battery graphite preparation, in particular to a graphite powder cooling device for a lithium battery.
Background
The lithium battery is a third-generation small-sized storage battery which is subsequent to the nickel-cadmium battery, and has the advantages of high working standard voltage, high energy density, long cycle life and the like. The negative electrode material of the lithium battery ensures good performance of the lithium battery, and the graphite powder has the advantages of excellent conductivity, high conductivity, large lithium ion diffusion coefficient, low cost, wide source and the like, and is the most widely used negative electrode material of the lithium battery at present. In the preparation of graphite powder by high intensity grinding, that is, grinding graphite at high speed and for a long time, a large amount of heat is generated in the process, so that the temperature of the obtained graphite powder is high, and the obtained graphite powder needs to be cooled before entering the next working procedure. At present, enterprises generally adopt a natural cooling mode, but the cooling efficiency of the mode is lower, and graphite powder is not easy to accumulate in the open air for heat dissipation. There are also some techniques for cooling the graphite powder by a cooling tank having a cooling jacket, which, although being capable of rapidly decreasing the temperature of the graphite powder near the inner wall of the cooling tank, has a problem that the temperature of the graphite powder at the center is not easily rapidly decreased.
Disclosure of Invention
Therefore, the utility model provides a graphite powder cooling device for a lithium battery, which can enable graphite powder to be continuously turned over in the cooling process by utilizing a cooling tank with a special structure, so that the heat dissipation efficiency of the graphite powder is accelerated, and the temperature is accelerated to be reduced. In order to achieve the above object, the present utility model provides the following technical solutions.
A graphite powder cooling device for a lithium battery, comprising: the cooling device comprises a cooling tank, a cooling inner cylinder, a driving motor, a rotating shaft, auger blades, a water inlet pipe and a water outlet pipe. Wherein: the top surface and the bottom surface of the cooling tank are respectively provided with a feed inlet and a discharge outlet, and the side wall of the cooling tank is provided with a cooling jacket. The cooling inner cylinder is of a sandwich structure with an inner cavity, the cooling inner cylinder is vertically suspended in the cooling tank, and the driving motor is fixed on the upper surface of the top wall of the cooling tank. The rotating shaft is positioned in the cooling inner cylinder, and the upper end of the rotating shaft is connected with a motor shaft of the driving motor. The auger blade is fixed on the rotating shaft, and the lower end of the auger blade extends to the outside of the lower port of the cooling inner cylinder. The cooling jacket and the inner cavity are communicated with the water inlet pipe and the water outlet pipe.
Further, the bottom surface of cooling jar is the toper section of thick bamboo structure, the discharge gate is located the bottom department of toper section of thick bamboo structure, just the cooling inner tube is located the discharge gate directly over to better will concentrate on the graphite powder of cooling jar bottom and carry.
Further, the side wall of the cooling tank is a double-layer structure formed by an inner shell layer and an outer shell layer which are concentrically arranged, and a space between the inner shell layer and the outer shell layer forms the cooling jacket for circulation of cooling water.
Further, the side wall of the cooling inner cylinder is of a double-layer structure formed by an inner cylinder body and an outer cylinder body which are concentrically arranged, the space between the inner cylinder body and the outer cylinder body forms an inner cavity, the top end and the bottom end of the inner cavity are both closed, and the inner cavity is used for circulation of cooling water.
Further, the water inlet pipe is fixedly connected with the bottom end of the inner cavity and is communicated with the inner cavity. The water outlet pipe is fixedly connected with the top end of the inner cavity and communicated with the inner cavity so as to facilitate the circulation of cooling water.
Further, the outer wall of the cooling inner cylinder is fixed on the inner wall of the cooling tank through a connecting rod, so that the cooling inner cylinder is vertically suspended in the cooling tank.
Further, a control valve is connected in the discharge hole; and a sealing cover is connected to the port of the feeding port.
Compared with the prior art, the utility model has the following beneficial effects:
according to the graphite powder cooling device for the lithium battery, the cooling inner cylinder with the cooling function and the cooling tank are arranged, so that graphite powder in the cooling tank can be cooled from the outside and the center at the same time, and the problem that the simple cooling tank is beneficial to quickly reducing the temperature of the graphite powder close to the inner wall of the cooling tank, but is unfavorable for quickly reducing the temperature of the graphite powder in the center is solved. Simultaneously, under the cooperation of cooling inner tube and auger blade, can constantly promote the graphite powder that concentrates in the cooling tank bottom from the cooling inner tube, then discharge from the last port of cooling inner tube, realize the circulative cooling to the graphite powder, in addition the in-process that the graphite powder passes through the cooling inner tube also can cool off. The whole temperature of the graphite powder can be quickly reduced by the cooling mode, and the cooling efficiency of the graphite powder is 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 structural view of a graphite powder cooling apparatus for a lithium battery in the following example.
FIG. 2 is a schematic view showing the structure of the cooling drum in the following embodiment.
The label marks in the figures represent: 1-cooling tank, 2-cooling inner cylinder, 3-driving motor, 4-pivot, 5-auger blade, 6-inlet tube, 7-outlet pipe, 101-feed inlet, 102-discharge gate, 103-cooling jacket, 104-inner shell layer, 105-outer shell layer, 201-inner chamber, 202-inner cylinder, 203-outer cylinder.
Detailed Description
For convenience of description, the words "upper", "lower", "left" and "right" in the present utility model, if they mean only that the directions are consistent with the upper, lower, left, and right directions of the drawings per se, and do not limit the structure, only for convenience of description and simplification of the description, but do not indicate or imply that the apparatus or element to be referred to needs to have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The graphite powder cooling device is further described with reference to the accompanying drawings and specific examples.
Referring to fig. 1 and 2, there is illustrated a graphite powder cooling apparatus for a lithium battery, including: the cooling tank 1, the cooling inner cylinder 2, the driving motor 3, the rotating shaft 4, the auger blade 5, the water inlet pipe 6 and the water outlet pipe 7. Wherein:
the cooling tank 1 is a cylindrical tank body, the top surface and the bottom surface of the cooling tank body are respectively provided with a feeding hole 101 and a discharging hole 102, the feeding hole 101 is used for feeding graphite powder to be cooled, and the discharging hole 102 is used for discharging the cooled graphite powder, so that a control valve is connected in the discharging hole 102 to control the on-off state of the discharging hole 102. The port of the feed inlet 101 is connected with a sealing cover to seal the feed inlet 101 and prevent graphite powder in the tank body 1 from diffusing out.
The side wall of the cooling tank 1 is a double-layer structure formed by an inner shell layer 104 and an outer shell layer 105 which are concentrically arranged, and a space between the inner shell layer 104 and the outer shell layer 105 forms a cooling jacket 103 for circulation of cooling water. The side wall of the cooling inner cylinder 2 is a double-layer structure formed by an inner cylinder 202 and an outer cylinder 203 which are concentrically arranged, a space between the inner cylinder 202 and the outer cylinder 203 forms an inner cavity 201, the top end and the bottom end of the inner cavity 201 are both closed, and the inner cavity 201 is used for circulation of cooling water.
The outer wall of cooling inner tube 2 passes through connecting rod 8 to be fixed on the inner wall of cooling jar 1, thereby makes the vertical unsettled setting of cooling inner tube 2 is in cooling jar 1, promptly the bottom of cooling inner tube 2 is located the bottom surface top of cooling jar 1, the top of cooling inner tube 2 is located the top surface below of cooling jar 1, so that the graphite powder in the cooling jar 1 constantly circulates in cooling inner tube 2. The bottom surface of cooling jar 1 is the toper section of thick bamboo structure, discharge gate 102 is located the bottom department of toper section of thick bamboo structure, just cooling inner tube 2 is located the discharge gate 102 directly over to better will concentrate on the graphite powder of cooling jar 1 bottom and carry. Through setting up cooling inner tube 2 and cooling tank 1 that have the cooling function can cool off the graphite powder in the cooling tank 1 from outside and center department simultaneously, eliminates simple cooling tank 1 and helps the temperature of the graphite powder of cooling tank inner wall department of being close to, but is unfavorable for the problem that the temperature of the graphite powder of center department falls fast.
The driving motor 3 is fixed at the center of the upper surface of the top wall of the cooling tank 1, the rotating shaft 4 is positioned in the cooling inner cylinder 2, and the upper end of the rotating shaft 4 is connected with a motor shaft of the driving motor 3. The auger blade 5 is fixed on the rotating shaft 4, and the lower end of the auger blade 5 extends to the outside of the lower port of the cooling inner cylinder 2.
The water inlet pipe 6 is fixedly connected with the bottom end of the inner cavity 201 and is communicated with the water inlet pipe, the water outlet pipe 7 is fixedly connected with the top end of the inner cavity 201 and is communicated with the inner cavity 201, so that cooling water can circulate, meanwhile, the cooling jacket 103 is also communicated with the water inlet pipe 6 and the water outlet pipe 7, and the cooling water enters the cooling jacket 103 and the inner cavity 201 through the water inlet pipe 6 and is then discharged from the water outlet pipe 7, so that heat of graphite powder in the cooling tank 1 is taken away. When the cooling device is used, under the cooperation of the cooling inner cylinder 2 and the auger blades 5, graphite powder concentrated at the bottom of the cooling tank 1 can be continuously lifted from the cooling inner cylinder 2, and then discharged from the upper port of the cooling inner cylinder 2, so that the graphite powder can be circularly cooled, and the graphite powder can be cooled in the process of passing through the cooling inner cylinder 2, so that the overall temperature of the graphite powder can be quickly reduced in the cooling mode, and the cooling efficiency of the graphite powder is improved.
Finally, it should be noted that 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. While the foregoing description of the embodiments of the present utility model has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the utility model, but rather, it is intended to cover all modifications or variations within the scope of the utility model as defined by the claims of the present utility model.
Claims (8)
1. A graphite powder cooling device for a lithium battery, comprising: the cooling device comprises a cooling tank, a cooling inner cylinder, a driving motor, a rotating shaft, auger blades, a water inlet pipe and a water outlet pipe; wherein: the top surface and the bottom surface of the cooling tank are respectively provided with a feed inlet and a discharge outlet, and the side wall of the cooling tank is provided with a cooling jacket; the cooling inner cylinder is of a sandwich structure with an inner cavity, the cooling inner cylinder is vertically suspended in the cooling tank, and the driving motor is fixed on the upper surface of the top wall of the cooling tank; the rotating shaft is positioned in the cooling inner cylinder, and the upper end of the rotating shaft is connected with a motor shaft of the driving motor; the auger blade is fixed on the rotating shaft, and the lower end of the auger blade extends to the outside of the lower port of the cooling inner cylinder; the cooling jacket and the inner cavity are communicated with the water inlet pipe and the water outlet pipe.
2. The graphite powder cooling device for a lithium battery according to claim 1, wherein the bottom surface of the cooling tank is of a conical cylinder structure, the discharge port is located at the bottom end of the conical cylinder structure, and the cooling inner cylinder is located right above the discharge port.
3. The graphite powder cooling device for lithium battery according to claim 1, wherein the side wall of the cooling tank is a double-layered structure composed of an inner shell layer and an outer shell layer which are concentrically arranged, and a space between the inner shell layer and the outer shell layer forms the cooling jacket.
4. The graphite powder cooling device for lithium battery according to claim 1, wherein the side wall of the cooling inner cylinder is a double-layer structure composed of an inner cylinder body and an outer cylinder body which are concentrically arranged, the space between the inner cylinder body and the outer cylinder body forms the inner cavity, and the top end and the bottom end of the inner cavity are both closed.
5. The graphite powder cooling device for a lithium battery according to claim 4, wherein the water inlet pipe is fixedly connected with the bottom end of the inner cavity and is communicated with the bottom end of the inner cavity; the water outlet pipe is fixedly connected with the top end of the inner cavity and communicated with the inner cavity.
6. The graphite powder cooling device for a lithium battery according to claim 1, wherein the outer wall of the cooling inner cylinder is fixed on the inner wall of the cooling tank through a connecting rod, so that the cooling inner cylinder is vertically suspended in the cooling tank.
7. The graphite powder cooling device for lithium battery according to any one of claims 1 to 6, wherein a control valve is connected in the discharge port.
8. The graphite powder cooling device for lithium battery according to any one of claims 1 to 6, wherein a sealing cover is connected to a port of the feed port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320070232.9U CN219433596U (en) | 2023-01-10 | 2023-01-10 | Graphite powder cooling device for lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320070232.9U CN219433596U (en) | 2023-01-10 | 2023-01-10 | Graphite powder cooling device for lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219433596U true CN219433596U (en) | 2023-07-28 |
Family
ID=87346249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320070232.9U Active CN219433596U (en) | 2023-01-10 | 2023-01-10 | Graphite powder cooling device for lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219433596U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117329776A (en) * | 2023-09-27 | 2024-01-02 | 葫芦岛市铭浩新能源材料有限公司 | Cooling equipment for coating negative electrode material |
-
2023
- 2023-01-10 CN CN202320070232.9U patent/CN219433596U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117329776A (en) * | 2023-09-27 | 2024-01-02 | 葫芦岛市铭浩新能源材料有限公司 | Cooling equipment for coating negative electrode material |
| CN117329776B (en) * | 2023-09-27 | 2024-03-22 | 葫芦岛市铭浩新能源材料有限公司 | Cooling equipment for coating negative electrode material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219433596U (en) | Graphite powder cooling device for lithium battery | |
| CN201112440Y (en) | Battery pack casing, battery pack and electric tool | |
| CN210927351U (en) | Large-scale driving motor with high-efficiency heat dissipation | |
| CN210296425U (en) | Integrated temperature self-adaptive polymer lithium battery intelligent device | |
| CN218299841U (en) | Heat exchange storage tank for all-vanadium redox flow battery system | |
| CN112002954B (en) | Liquid immersion cooling type power battery pack | |
| CN207652236U (en) | A kind of direct-connected high-efficient energy-saving environment friendly air compressor machine Special water cooling motor | |
| CN214973356U (en) | Graphite cathode material temperature regulating device | |
| CN209981338U (en) | Efficient energy-saving liquid cooling and heating integrated lithium ion power battery Pack | |
| CN210317919U (en) | Centrifugal pump water-cooling heat abstractor is used in rapeseed oil processing | |
| CN208401669U (en) | Protected type permanent magnetism high speed motor for submerged pump | |
| CN101958608A (en) | Permanent magnet motor | |
| CN214717154U (en) | Vertical sand mill with heat dissipation function | |
| CN212360024U (en) | Intelligent wind generating set | |
| CN211964067U (en) | Cooling device of high-speed dispersion machine | |
| CN210073960U (en) | Battery pack capable of being cooled continuously | |
| CN209398530U (en) | A kind of starter cooling device | |
| CN207800808U (en) | A kind of movable charging vehicle | |
| CN220569745U (en) | Heat dissipation mechanism for new energy battery management | |
| CN206698054U (en) | A kind of control device of the hydroenergy storage station with heat sinking function | |
| CN207265791U (en) | A kind of direct current generator cooling controller | |
| CN206673058U (en) | A kind of air cooled accumulator component | |
| CN219024514U (en) | Smashing device for lithium battery negative electrode graphite material | |
| CN205752443U (en) | Lithium cell dispels heat fast | |
| CN110062559B (en) | Efficient heat dissipation intelligent controller utilizing physical transmission to match flow velocity |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |