CN221310315U - Lithium battery anode material mixing device - Google Patents
Lithium battery anode material mixing device Download PDFInfo
- Publication number
- CN221310315U CN221310315U CN202323206842.6U CN202323206842U CN221310315U CN 221310315 U CN221310315 U CN 221310315U CN 202323206842 U CN202323206842 U CN 202323206842U CN 221310315 U CN221310315 U CN 221310315U
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- CN
- China
- Prior art keywords
- lithium carbonate
- precursor
- pipe
- inlet pipe
- stirring rod
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 22
- 239000010405 anode material Substances 0.000 title claims abstract description 17
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims abstract description 82
- 229910052808 lithium carbonate Inorganic materials 0.000 claims abstract description 82
- 239000002243 precursor Substances 0.000 claims abstract description 76
- 238000003756 stirring Methods 0.000 claims abstract description 55
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 239000003638 chemical reducing agent Substances 0.000 claims description 15
- 238000007599 discharging Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 4
- 239000007774 positive electrode material Substances 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 239000010406 cathode material Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Landscapes
- Battery Electrode And Active Subsutance (AREA)
Abstract
The utility model relates to a lithium battery anode material mixing device. The lithium battery anode material mixing device comprises a mixing drum, a main stirring rod and auxiliary stirring rods are rotatably arranged in the mixing drum, the main stirring rod is connected with the two auxiliary stirring rods through transmission mechanisms in a transmission mode, a lithium carbonate inlet pipe and a precursor inlet pipe which move up and down are arranged on the mixing drum in a guiding mode, pipe plugs matched with the lithium carbonate inlet pipe and the precursor inlet pipe are respectively arranged at the upper ends of the two auxiliary stirring rods, a lithium carbonate hopper is arranged on the upper side of the lithium carbonate inlet pipe, the lithium carbonate inlet pipe is connected with the lithium carbonate hopper through a first telescopic pipe, a precursor hopper is arranged on the upper side of the precursor inlet pipe, the precursor inlet pipe is connected with the precursor hopper through a second telescopic pipe, a first reset spring which enables the lithium carbonate inlet pipe to move down and is matched with the pipe plugs is arranged between the lithium carbonate inlet pipe and the mixing drum, and a second reset spring is arranged between the precursor inlet pipe and the mixing drum. Compared with the prior art, the utility model improves the mixing uniformity of the lithium carbonate and the precursor.
Description
Technical Field
The utility model belongs to the technical field of lithium battery anode material production equipment, and particularly relates to a lithium battery anode material mixing device.
Background
Lithium ion batteries are a new generation of green high-energy batteries with excellent performance, and have become one of the key points of high-tech development. The lithium ion battery has the following characteristics: high voltage, high capacity, low consumption, no memory effect, no pollution, small volume, small internal resistance, less self discharge and more cycle times. The main constituent materials of the lithium ion battery comprise electrolyte, isolating materials, anode and cathode materials and the like.
In the production process of the lithium ion battery cathode material, raw materials (lithium carbonate and a precursor) are required to be mixed, and the common practice is to put the lithium carbonate and the precursor into a mixing device for mixing. Adding a large amount of lithium carbonate and precursor into the mixing device at one time is difficult to uniformly mix the lithium carbonate and the precursor; the workers intermittently add lithium carbonate and precursors into the mixing device, so that the labor intensity of the workers is increased.
Disclosure of utility model
In order to solve the technical problems, the utility model provides a lithium battery anode material mixing device.
The technical scheme of the lithium battery anode material mixing device is as follows:
The utility model provides a lithium cell positive material mixing arrangement, includes the mixing drum, the mixing drum rotation is installed main stirring rod and is located vice stirring rod of main stirring rod both sides, main stirring rod with two vice stirring rod passes through the drive mechanism transmission and is connected, the direction is installed the lithium carbonate that reciprocates and precursor advances the pipe on the mixing drum, two vice stirring rod the upper end be equipped with respectively with lithium carbonate advances pipe, precursor advance pipe assorted stopcock, lithium carbonate advances the pipe upside and is equipped with the lithium carbonate hopper, lithium carbonate advance the pipe with the lithium carbonate hopper is connected through first flexible pipe, precursor advances the pipe upside and is equipped with the precursor hopper, the precursor advance the pipe with the precursor hopper is connected through the second flexible pipe, be equipped with the drive on the mixing drum and drive main stirring rod rotates and lithium carbonate advances the pipe, precursor advance the pipe go up the actuating mechanism that the drive, lithium carbonate advance the pipe be equipped with between the mixing drum make lithium carbonate advance the pipe and advance the stopper and advance the first spring that makes the lithium carbonate advance between the first spring that the cooperation and the second spring makes the precursor advance with the mixing drum.
Further, the lower ends of the central shafts of the main stirring rod and the two auxiliary stirring rods extend out of the lower side of the mixing drum, the transmission mechanism comprises a driving sprocket and two driven sprockets, the driving sprocket is fixedly connected with the lower ends of the central shafts of the main stirring rods, the two driven sprockets are respectively and fixedly connected with the lower ends of the central shafts of the two auxiliary stirring rods, and a chain is arranged between the driving sprocket and the driven sprocket.
Further, actuating mechanism includes two play axle motors and speed reducer, the upper end of mixing drum is equipped with the motor fixing base, two play axle motor fixed connection is in on the motor fixing base, the downside output shaft of two play axle motors with the center pin of main stirring rod passes through the coupling joint, the upside output shaft of two play axle motors with the input shaft of speed reducer is connected, the left and right sides of speed reducer is equipped with the output shaft respectively, be equipped with the cam on two output shafts of speed reducer respectively, be connected through the connecting plate between lithium carbonate advances pipe and the precursor advances the pipe, the cam with connecting plate butt.
Further, two guide sleeves which are matched with the lithium carbonate inlet pipe and the precursor inlet pipe respectively are arranged at the upper end of the mixing cylinder.
Further, a first baffle is arranged on the outer wall of the lithium carbonate inlet pipe, a first reset spring is sleeved on the lithium carbonate inlet pipe, the upper end and the lower end of the first reset spring are respectively fixedly connected with the first baffle and the mixing drum, a second baffle is arranged on the outer wall of the precursor inlet pipe, the second reset spring is sleeved on the precursor inlet pipe, and the upper end and the lower end of the second reset spring are respectively fixedly connected with the second baffle and the mixing drum.
Further, a discharging pipe is arranged at the lower end of the outer wall of the mixing drum, and a discharging valve is arranged on the discharging pipe.
The utility model provides a lithium battery anode material mixing device, which has the beneficial effects that:
When the lithium battery anode material mixing device is used, lithium carbonate and a precursor are respectively added into a lithium carbonate hopper and a precursor hopper, a double-output-shaft motor is started, the double-output-shaft motor drives a main stirring rod to rotate, and the main stirring rod drives two auxiliary stirring rods to rotate through a transmission mechanism. The main stirring rod and the two auxiliary stirring rods stir and mix the lithium carbonate and the precursor in the mixing drum, and the double-output-shaft motor drives the two cams to rotate through the speed reducer. When the two cams push and rotate, the connecting plate is driven to move upwards, and the connecting plate drives the lithium carbonate inlet pipe and the precursor inlet pipe to move upwards. The lithium carbonate inlet pipe and the precursor inlet pipe are separated from the pipe plug, and the lithium carbonate and the precursor in the lithium carbonate inlet pipe and the precursor inlet pipe enter the mixing cylinder. When the cam returns to rotate, the lithium carbonate inlet pipe and the precursor inlet pipe move downwards under the action of the first reset spring and the second reset spring, and when the lithium carbonate inlet pipe and the precursor inlet pipe are matched with the pipe plug in a sealing way, the lithium carbonate and the precursor in the lithium carbonate inlet pipe and the precursor inlet pipe stop feeding into the mixing cylinder, so that intermittent addition of the lithium carbonate and the precursor in the mixing cylinder is realized. Compared with the prior art, the lithium battery anode material mixing device improves the mixing uniformity of lithium carbonate and a precursor.
Drawings
Fig. 1 is a schematic structural view of a lithium battery positive electrode material mixing device according to the present utility model;
FIG. 2 is a schematic view of the internal structure at A in FIG. 1;
In the figure: 1. a mixing drum; 2. a discharge pipe; 3. a discharge valve; 4. a main stirring rod; 5. an auxiliary stirring rod; 6. a drive sprocket; 7. a driven sprocket; 8. a chain; 9. a motor fixing seat; 10. a double-output shaft motor; 11. a speed reducer; 12. a cam; 13. a connecting plate; 14. a lithium carbonate inlet pipe; 15. precursor feeding; 16. a first baffle; 17. a first return spring; 18. a guide sleeve; 19. a second baffle; 20. a second return spring; 21. a first telescopic tube; 22. a lithium carbonate hopper; 23. a second telescopic tube; 24. a precursor hopper; 25. and (5) a pipe plug.
Detailed Description
The utility model is described in further detail below with reference to the attached drawings and detailed description:
As shown in fig. 1 and 2, a specific embodiment of a lithium battery anode material mixing device of the utility model comprises a mixing drum 1, a main stirring rod 4 and auxiliary stirring rods 5 positioned at two sides of the main stirring rod 4 are rotatably installed in the mixing drum 1, the main stirring rod 4 and the two auxiliary stirring rods 5 are in transmission connection through a transmission mechanism, a lithium carbonate feeding pipe 14 and a precursor feeding pipe 15 which move up and down are installed on the mixing drum 1 in a guiding manner, a pipe plug 25 matched with the lithium carbonate feeding pipe 14 and the precursor feeding pipe 15 is respectively arranged at the upper ends of the two auxiliary stirring rods 5, a lithium carbonate hopper 22 is arranged at the upper side of the lithium carbonate feeding pipe 14, the lithium carbonate feeding pipe 14 is connected with the lithium carbonate hopper 22 through a first telescopic pipe 21, a precursor hopper 24 is arranged at the upper side of the precursor feeding pipe 15, the precursor feeding pipe 15 is connected with the precursor hopper 24 through a second telescopic pipe 23, a driving mechanism for driving the main stirring rod 4 to rotate and the lithium carbonate feeding pipe 14 and the precursor feeding pipe 15 to move up is arranged on the mixing drum 1, a reset spring 25 is arranged between the lithium carbonate feeding pipe 14 and the mixing drum 1 and the first telescopic pipe 15, and the second telescopic pipe 15 are matched with the first telescopic pipe 15 and the second telescopic pipe 15, and the reset spring 25 is arranged between the lithium carbonate feeding pipe 14 and the first telescopic pipe 15 and the second telescopic pipe 15.
The lower ends of the central shafts of the main stirring rod 4 and the two auxiliary stirring rods 5 extend out of the lower side of the mixing drum 1, the transmission mechanism comprises a driving sprocket 6 and two driven sprockets 7, the driving sprocket 6 is fixedly connected to the lower end of the central shaft of the main stirring rod 4, the two driven sprockets 7 are respectively and fixedly connected to the lower ends of the central shafts of the two auxiliary stirring rods 5, and a chain 8 is arranged between the driving sprocket 6 and the driven sprockets 7. The driving mechanism comprises a double-output-shaft motor 10 and a speed reducer 11, the upper end of the mixing drum 1 is provided with a motor fixing seat 9, the double-output-shaft motor 10 is fixedly connected to the motor fixing seat 9, a lower output shaft of the double-output-shaft motor 10 is connected with a central shaft of the main stirring rod 4 through a coupling, an upper output shaft of the double-output-shaft motor 10 is connected with an input shaft of the speed reducer 11, output shafts are respectively arranged on the left side and the right side of the speed reducer 11, two output shafts of the speed reducer 11 are respectively provided with a cam 12, a lithium carbonate inlet pipe 14 and a precursor inlet pipe 15 are connected through a connecting plate 13, and the cams 12 are in butt joint with the connecting plate 13.
The upper end of the mixing drum 1 is provided with two guide sleeves 18 which are respectively matched with the lithium carbonate inlet pipe 14 and the precursor inlet pipe 15. The lithium carbonate advances to be equipped with first baffle 16 on the outer wall of pipe 14, and first reset spring 17 suit is on pipe 14 advances to lithium carbonate, and first reset spring 17's upper and lower both ends respectively with first baffle 16, mixing drum 1 fixed connection, be equipped with second baffle 19 on the outer wall that the precursor advanced pipe 15, second reset spring 20 suit is on pipe 15 advances to the precursor, and second reset spring 20's upper and lower both ends respectively with second baffle 19, mixing drum 1 fixed connection. The lower end of the outer wall of the mixing drum 1 is provided with a discharging pipe 2, and the discharging pipe 2 is provided with a discharging valve 3.
When the lithium battery anode material mixing device is used, lithium carbonate and a precursor are respectively added into a lithium carbonate hopper 22 and a precursor hopper 24, a double-output-shaft motor 10 is started, the double-output-shaft motor 10 drives a main stirring rod 4 to rotate, and the main stirring rod 4 drives two auxiliary stirring rods 55 to rotate through a transmission mechanism. The main stirring rod 4 and the two auxiliary stirring rods 55 stir and mix the lithium carbonate and the precursor in the mixing drum 1, and the double-output-shaft motor 10 drives the two cams 12 to rotate through the speed reducer 11. When the two cams 12 push and rotate, the connecting plate 13 is driven to move upwards, and the connecting plate 13 drives the lithium carbonate inlet pipe 14 and the precursor inlet pipe 15 to move upwards. The lithium carbonate inlet pipe 14 and the precursor inlet pipe 15 are separated from the pipe plug 25, and lithium carbonate and precursor in the lithium carbonate inlet pipe 14 and the precursor inlet pipe 15 enter the mixing drum 1. When the cam 12 rotates in a return way, the lithium carbonate inlet pipe 14 and the precursor inlet pipe 15 move downwards under the action of the first reset spring 17 and the second reset spring 20, and when the lithium carbonate inlet pipe 14 and the precursor inlet pipe 15 are matched with the pipe plug 25 in a sealing way, the lithium carbonate and the precursor in the lithium carbonate inlet pipe 14 and the precursor inlet pipe 15 stop to be fed into the mixing cylinder 1, so that intermittent addition of the lithium carbonate and the precursor in the mixing cylinder 1 is realized. Compared with the prior art, the lithium battery anode material mixing device improves the mixing uniformity of lithium carbonate and a precursor.
The foregoing is only illustrative of the present utility model and is not to be construed as limiting thereof, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present utility model.
Claims (6)
1. The utility model provides a lithium cell positive material mixing arrangement, its characterized in that includes the mixing drum, the mixing drum rotation is installed main stirring rod and is located the vice stirring rod of main stirring rod both sides, main stirring rod with two vice stirring rod passes through the drive mechanism transmission and is connected, the direction is installed the lithium carbonate that reciprocates and is advanced pipe and precursor on the mixing drum, two vice stirring rod the upper end be equipped with respectively with lithium carbonate advances pipe, precursor advance pipe assorted stopcock, lithium carbonate advances the pipe upside and is equipped with the lithium carbonate hopper, lithium carbonate advance the pipe with the lithium carbonate hopper is connected through first telescopic tube, precursor advances the pipe upside and is equipped with the precursor hopper, the precursor advance the pipe with the precursor hopper is connected through the second telescopic tube, be equipped with the drive on the mixing drum main stirring rod rotates and lithium carbonate advances pipe, precursor advance the pipe go up actuating mechanism, two lithium carbonate advance be equipped with between the mixing drum and make lithium carbonate advance pipe, first and precursor advance between the stopcock and the second spring and the mixing drum is equipped with and advance between the reset spring and the second spring.
2. The lithium battery positive electrode material mixing device according to claim 1, wherein the lower ends of the central shafts of the main stirring rod and the two auxiliary stirring rods extend out of the lower side of the mixing drum, the transmission mechanism comprises a driving sprocket and two driven sprockets, the driving sprocket is fixedly connected to the lower end of the central shaft of the main stirring rod, the two driven sprockets are respectively and fixedly connected to the lower ends of the central shafts of the two auxiliary stirring rods, and a chain is arranged between the driving sprocket and the driven sprocket.
3. The lithium battery positive electrode material mixing device according to claim 2, wherein the driving mechanism comprises a double-output-shaft motor and a speed reducer, the upper end of the mixing drum is provided with a motor fixing seat, the double-output-shaft motor is fixedly connected to the motor fixing seat, a lower output shaft of the double-output-shaft motor is connected with a central shaft of the main stirring rod through a coupling, an upper output shaft of the double-output-shaft motor is connected with an input shaft of the speed reducer, output shafts are respectively arranged on the left side and the right side of the speed reducer, cams are respectively arranged on two output shafts of the speed reducer, and the lithium carbonate inlet pipe and the precursor inlet pipe are connected through a connecting plate and are in butt joint with the connecting plate.
4. The lithium battery positive electrode material mixing device according to claim 1, wherein two guide sleeves matched with the lithium carbonate inlet pipe and the precursor inlet pipe are arranged at the upper end of the mixing cylinder.
5. The lithium battery anode material mixing device according to claim 4, wherein a first baffle is arranged on the outer wall of the lithium carbonate inlet pipe, the first return spring is sleeved on the lithium carbonate inlet pipe, the upper end and the lower end of the first return spring are respectively fixedly connected with the first baffle and the mixing cylinder, a second baffle is arranged on the outer wall of the precursor inlet pipe, the second return spring is sleeved on the precursor inlet pipe, and the upper end and the lower end of the second return spring are respectively fixedly connected with the second baffle and the mixing cylinder.
6. The lithium battery anode material mixing device according to claim 1, wherein a discharging pipe is arranged at the lower end of the outer wall of the mixing drum, and a discharging valve is arranged on the discharging pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323206842.6U CN221310315U (en) | 2023-11-27 | 2023-11-27 | Lithium battery anode material mixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323206842.6U CN221310315U (en) | 2023-11-27 | 2023-11-27 | Lithium battery anode material mixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221310315U true CN221310315U (en) | 2024-07-12 |
Family
ID=91806330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323206842.6U Active CN221310315U (en) | 2023-11-27 | 2023-11-27 | Lithium battery anode material mixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221310315U (en) |
-
2023
- 2023-11-27 CN CN202323206842.6U patent/CN221310315U/en active Active
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| GR01 | Patent grant |