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CN-224221452-U - Recovery device for dry electrode waste

CN224221452UCN 224221452 UCN224221452 UCN 224221452UCN-224221452-U

Abstract

The utility model belongs to the technical field of batteries, and discloses a recovery device for dry electrode waste. The recovery device comprises a recovery container, a movable shaft, a first driving part, a rotary shaft sleeve and a second driving part, wherein the recovery container is provided with a recovery cavity, the movable shaft penetrates through the recovery container, one end of the movable shaft extending into the recovery container is provided with a dispersion disc, the first driving part is connected with one end of the movable shaft, which is positioned outside the recovery cavity, and is used for driving the movable shaft to lift along the axial direction of the movable shaft, the rotary shaft sleeve is sleeved on the movable shaft and can drive the movable shaft to rotate, and the second driving part is connected with the rotary shaft sleeve and drives the rotary shaft sleeve to rotate. The recovery device has higher crushing degree on dry electrode waste, and the material fragments generated after recovery are smaller and have better uniformity, so that the recovery device is convenient for secondary utilization.

Inventors

  • CHAI HU
  • Xing man
  • LI TIANBING
  • YANG FANG

Assignees

  • 中创新航科技(武汉)有限公司
  • 中创新航科技集团股份有限公司

Dates

Publication Date
20260512
Application Date
20250526

Claims (15)

  1. 1. A dry electrode scrap recycling apparatus, comprising: a recovery vessel (1), the recovery vessel (1) having a recovery chamber (101); The movable shaft (4) penetrates through the recovery container (1), and a dispersion disc (6) is arranged at one end of the movable shaft (4) extending into the recovery container (1); The first driving piece (2) is connected with one end of the movable shaft (4) positioned at the outer side of the recovery cavity (101) and drives the movable shaft (4) to lift along the axial direction of the movable shaft; The rotary shaft sleeve (3) is sleeved on the movable shaft (4) and can drive the movable shaft (4) to rotate; The second driving piece (5), second driving piece (5) with rotatory axle sleeve (3) link to each other, and drive rotatory axle sleeve (3) rotate.
  2. 2. The dry electrode scrap recycling apparatus according to claim 1, wherein a connection hole (401) is provided at an end of the movable shaft (4) extending into the recycling cavity (101), the dispersion disk (6) includes a disk body (601) and a connection portion (602) connected to the disk body (601), and the connection portion (602) is mated with the connection hole (401).
  3. 3. The dry electrode scrap recycling apparatus according to claim 2, wherein a sealing sleeve (7) is connected to the disc body (601), the sealing sleeve (7) is sleeved on the end portion of the rotating sleeve (3), and the connecting portion (602) is located in the sealing sleeve (7).
  4. 4. The dry electrode scrap recycling apparatus according to claim 2, wherein the connection hole (401) is a threaded hole, and the connection part (602) is provided with external threads; The connecting part (602) is provided with a first positioning hole, the movable shaft (4) is also provided with a second positioning hole which is communicated with the connecting hole (401) and corresponds to the first positioning hole, and the positioning piece passes through the second positioning hole and is connected with the first positioning hole.
  5. 5. The dry electrode waste recycling apparatus according to claim 1, wherein a perforation (102) is provided on a top wall of the recycling container (1), the rotating shaft sleeve (3) is penetrated through the perforation (102), the dry electrode waste recycling apparatus further comprises a sealing assembly (8), and the sealing assembly (8) is installed on the perforation (102) and sleeved on the rotating shaft sleeve (3), so that the rotating shaft sleeve (3) is in sealing connection with the top wall of the recycling container (1).
  6. 6. The recovery device of dry electrode scrap according to claim 5, characterized in that the sealing assembly (8) comprises: The sealing seat (801), the sealing seat (801) is installed on the perforation (102), and the sealing seat (801) is provided with an installation cavity and a sealing cavity which are arranged at intervals; the sealing sleeve (802) is sleeved on the rotary shaft sleeve (3) and is arranged in the mounting cavity; The first bearing (803) is arranged in the mounting cavity and sleeved on the rotating shaft sleeve (3), and one end of the first bearing (803) is abutted against the sealing sleeve (802); And the sealing piece (804) is sleeved on the rotating shaft sleeve (3), and the sealing piece (804) is installed in the sealing cavity.
  7. 7. The recovery device of dry electrode scrap according to claim 1, characterized in that the first driving member (2) comprises: a first drive source (201), the first drive source (201) being mounted to a top wall of the recovery vessel (1); A movable plate (202), wherein one end of the movable plate (202) is connected with the first driving source (201); The connecting assembly (203), the connecting assembly (203) connect in the other end of fly leaf (202), and with loose axle (4) are connected, loose axle (4) can be relative connecting assembly (203) is rotatory, just connecting assembly (203) can drive loose axle (4) are along its axial lift.
  8. 8. The dry electrode scrap recycling apparatus according to claim 7, wherein a guide member (9) is provided on a top wall of the recycling container (1), and a guide sleeve (10) sleeved on the guide member (9) is provided on the movable plate (202).
  9. 9. The dry electrode scrap recycling apparatus according to claim 7, wherein the movable plate (202) is provided with a connection hole (401), and the connection assembly (203) comprises: A first connecting shaft sleeve (2031), wherein the first connecting shaft sleeve (2031) is arranged through the connecting hole (401) in a penetrating way and is connected to the first side of the movable plate (202); A second connecting shaft sleeve (2032), wherein the first connecting shaft sleeve (2031) is arranged through the connecting hole (401) in a penetrating way and is connected to the second side of the movable plate (202); a chuck (2033), the chuck (2033) being mounted to the movable shaft (4); a second bearing (2034), wherein the second bearing (2034) is installed on the second connecting shaft sleeve (2032) and is sleeved on the movable shaft (4); A retainer ring (2035), wherein the retainer ring (2035) is sleeved on the movable shaft (4) and is clamped between one side of the second bearing (2034) and the chuck (2033); And the fixed shaft sleeve (2036) is sleeved on the movable shaft (4) and is clamped between one side of the second bearing (2034) and the end part of the bulge (402) of the movable shaft (4).
  10. 10. The recovery device of dry electrode scrap according to claim 1, characterized in that the second driving member (5) comprises: A second drive source (501), the second drive source (501) being mounted to a top wall of the recovery vessel (1); The conveyor belt assembly (502), the conveyor belt assembly (502) comprises a driving wheel, a driven wheel and a conveyor belt, the driving wheel is connected with a power output shaft of the second driving source (501), and the driven wheel is connected with the rotating shaft sleeve (3).
  11. 11. The dry electrode scrap recycling apparatus according to claim 1, wherein a liquid cooling chamber (103) provided around the recycling chamber (101) is further provided in the recycling container (1).
  12. 12. The dry electrode scrap recycling apparatus according to claim 11, wherein a plurality of partitions (11) are provided in the liquid cooling chamber (103) at intervals along an axial direction of the recycling container (1) to partition the liquid cooling chamber (103) into a plurality of liquid cooling channels.
  13. 13. The recovery device of dry electrode scrap according to claim 1, characterized in that the bottom of the recovery container (1) is further provided with a rotatable stirring disk (12).
  14. 14. The dry electrode waste recycling apparatus according to claim 1, wherein the recycling container (1) is further provided with a discharge port (104), a discharge pipeline (14) is installed at the discharge port (104), the discharge pipeline (14) comprises a first pipeline (1401) and a second pipeline (1402), the first pipeline (1401) is provided with a switch valve, a movable sealing piston (15) is arranged in the second pipeline (1402), and the sealing piston (15) can seal the discharge port (104).
  15. 15. The recovery device of dry electrode scrap according to claim 1, characterized in that the distance between the dispersion plate (6) and the bottom wall of the recovery chamber (101) is 30mm-90mm when the dispersion plate (6) moves to the lowest position under the drive of the movable shaft (4), and/or, When the dispersion plate (6) moves to the highest position under the drive of the movable shaft (4), the distance between the dispersion plate (6) and the bottom wall of the recovery cavity (101) is 165mm-210mm.

Description

Recovery device for dry electrode waste Technical Field The utility model relates to the technical field of batteries, in particular to a recovery device for dry electrode waste. Background The dry electrode technology is attracting attention as a next-generation battery manufacturing process (particularly, solid-state batteries) because of its advantages of no need of solvents, low energy consumption, strong material compatibility, and the like. However, if the scraps (such as pole piece cutting scraps, coating non-uniform scraps, etc.) generated in the production process are directly abandoned, the cost is increased, and resource waste and environmental pollution are caused. Therefore, the recovery of the leftover materials becomes one of the key links of sustainable development of the industry. At present, the existing leftover material recycling device is relatively low in the degree of crushing the leftover materials, and the processed leftover materials still have fragments with larger sizes, are poor in uniformity and are inconvenient to reutilize. Disclosure of utility model The utility model aims to provide a recovery device for dry electrode waste, which has higher crushing degree of the dry electrode waste, smaller material fragments generated after recovery, better uniformity and convenience for secondary utilization. To achieve the purpose, the utility model adopts the following technical scheme: The recovery device for the dry electrode waste comprises a recovery container, a movable shaft, a first driving piece, a rotating shaft sleeve and a second driving piece, wherein the recovery container is provided with a recovery cavity, the movable shaft penetrates through the recovery container, a dispersing disc is arranged at one end of the movable shaft extending into the recovery container, the first driving piece is connected with one end of the movable shaft located outside the recovery cavity and drives the movable shaft to lift along the axial direction of the movable shaft, the rotating shaft sleeve is sleeved on the movable shaft and can drive the movable shaft to rotate, and the second driving piece is connected with the rotating shaft sleeve and drives the rotating shaft sleeve to rotate. The recovery device of the dry electrode waste has the beneficial effects that in the actual working process, materials (such as the dry electrode waste, and other wastes such as battery pole piece waste) are put into a recovery container from a material inlet, then the second driving piece drives the rotary shaft sleeve to rotate so as to drive the movable shaft to rotate, the movable shaft can drive the dispersion disc to rotate in the rotating process, the dispersion disc can scatter the dry electrode waste, and in the whole recovery process, the movable shaft can also be driven by the first driving piece to lift along the axial direction of the dispersion disc, so that the materials can be overturned up and down, and the recovery device of the embodiment can scatter the materials through the dispersion disc capable of rotating and lifting, so that the crushing degree of the recovered materials is relatively high, the generated material fragments are relatively small, the uniformity is relatively good, and the recovery device is convenient for secondary use. Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. Drawings Fig. 1 is a schematic structural view of a recovery apparatus of dry electrode scrap according to an embodiment of the present utility model; FIG. 2 is an enlarged schematic view of a portion of the structure shown in FIG. 1; FIG. 3 is a cross-sectional view of a recycling apparatus of dry electrode scrap according to an embodiment of the present utility model; FIG. 4 is an enlarged schematic view of FIG. 3 at circle A; FIG. 5 is an enlarged schematic view of FIG. 3 at circle B; FIG. 6 is another directional cross-sectional view of a recycling apparatus of dry electrode scrap according to an embodiment of the present utility model; fig. 7 is an enlarged partial schematic view of the structure shown in fig. 6. Reference numerals: 1. The recovery container, 101, recovery cavity, 102, perforation, 103, liquid cooling cavity, 104, discharge port, 105, cover plate, 106, recovery tank, 2, first driving piece, 201, first driving source, 202, movable plate, 203, connecting component, 2031, first connecting shaft sleeve, 2032, second connecting shaft sleeve, 2033, chuck, 2034, second bearing, 2035, retainer ring, 2036, fixed shaft sleeve, 3, rotating shaft sleeve, 4, movable shaft, 401, connecting hole, 402, protrusion, 5, second driving piece, 501, second driving source, 502, conveyor belt component, 6, dispersion plate, 601, disc body, 602, connecting part, 7, sealing shaft sleeve, 8, sealing component, 801, sealing seat, 802, seal