CN216481874U

CN216481874U - Drying device for lithium battery recovery processing

Info

Publication number: CN216481874U
Application number: CN202123418363.1U
Authority: CN
Inventors: 茹俊波; 陈志鹏; 邱凯伦; 林睿
Original assignee: Shenzhen Hengchuang Ruineng Environmental Protection Technology Co ltd
Current assignee: Shenzhen Hengchuang Ruineng Environmental Protection Technology Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-05-10
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a drying device for lithium cell recovery processing, including drying cabinet and person in charge. Has the advantages that: the utility model discloses a tray, circulation air heater produces hot-blastly pour into the intake pipe into through the ring canal, hot-blastly upwards blow, carry out hot air drying to the lithium cell crushing raw materials that lies in between tray and the cover dish, and simultaneously, it drives the high-speed rotation of tray this moment to be responsible for, produce centrifugal action, moisture throws away with higher speed, thereby drying efficiency and speed have been improved, lithium cell crushing raw materials layering is placed, gaseous efficiency of passing through has been improved, thereby drying speed has further been improved, and simultaneously, hot-blastly after the stoving and vapor enter into the molecular sieve desicator along the outlet duct, behind molecular sieve desicator aqueous vapor, hot-blastly get back to in the circulation air heater through the gas-supply pipe, enter into the drying cylinder again behind the secondary heating, dry hot-blastly further dries lithium cell crushing raw materials with higher speed, further crushing efficiency has been improved.

Description

Drying device for lithium battery recovery processing

Technical Field

The utility model relates to a lithium cell retrieves technical field, particularly, relates to a drying device for lithium cell recovery processing.

Background

Lithium batteries refer to batteries containing lithium (including metallic lithium, lithium alloys and lithium ions, lithium polymers) in an electrochemical system, and can be roughly classified into two types: lithium metal batteries, which are generally non-rechargeable and contain lithium in a metallic state, and lithium ion batteries, which do not contain lithium in a metallic state and are rechargeable.

The lithium cell need be through discharge treatment when retrieving, traditional discharge mode is salt solution electrolysis discharge, need soak the lithium cell in the salt solution for a long time, the lithium cell of accomplishing of discharging needs shredding, this moment, contain more salt solution in the lithium cell crushed aggregates, it is comparatively moist, need separate after the drying, traditional drying equipment adopts hot-blast bad stoving that circulates, drying efficiency is not high, can further make the improvement, and simultaneously, it needs the manual work to put to go up during the unloading, it is comparatively troublesome, it is inconvenient to use, also can further make the improvement.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a drying device for lithium cell recovery processing possesses drying efficiency height, goes up the convenient advantage of unloading, and then solves the problem among the above-mentioned background.

(II) technical scheme

For realizing the above-mentioned drying efficiency height, go up the convenient advantage of unloading, the utility model discloses a concrete technical scheme as follows:

a drying device for lithium battery recovery processing comprises a drying tank and a main pipe, wherein the central position of the top surface of the drying tank is connected with the main pipe in a penetrating and rotating manner, the surface of the main pipe is fixedly sleeved with a tray inside the drying tank, a cover plate is rotatably sleeved above the tray, a supporting rod is fixedly connected to the inner wall of the drying tank above the cover plate, a cylinder is fixedly connected to the other end of the supporting rod in a vertical manner, the bottom surface of a piston rod of the cylinder is fixedly connected with the top surface of the cover plate, the surface of the main pipe is positioned between the tray and the cover plate and is provided with a feeding hole, the top surface of the main pipe is connected with a hopper in a penetrating and rotating manner through a sealing bearing, the hopper is fixedly connected with the top surface of the drying tank through a bracket, the outer surface of the main pipe is fixedly sleeved with a belt pulley above the drying tank, one side of the main pipe is fixedly provided with a driving motor on the top surface of the drying tank, and the driving motor is connected with the belt pulley through a connecting belt, the ring canal has been cup jointed in the drying tank bottom outside, and the ring canal passes through intake pipe and drying tank bottom surface through connection to the ring canal has the circulation air heater through connecting pipe through connection, circulation air heater air inlet end has the molecular sieve desicator through gas-supply pipe through connection, and the molecular sieve desicator air inlet end passes through outlet duct and drying tank top surface through connection.

Further, the bottom surface of the drying tank is connected with a discharge port in a through mode, the surface of the discharge port is provided with a switch valve, the tray is of a disc-shaped structure, and the tray is provided with a plurality of holes from top to bottom.

Furthermore, the surfaces of the tray and the cover plate are both provided with air holes intensively, and the inner bottom surface of the tray and the inner top surface of the cover plate are both fixedly provided with gauze.

Furthermore, the top surface of the tray is provided with a slot, the bottom surface of the cover plate is provided with an inserting ring, and the inserting ring is inserted into the slot and is rotationally connected with the slot.

Further, the bottom surface in the slot and the bottom surface of the insert ring are both provided with annular grooves, the annular grooves on the bottom surface in the slot are connected with balls in a rolling manner, and the radius of the balls is smaller than the depth of the annular grooves on the bottom surface in the slot.

Furthermore, the air inlet pipes are arranged in a plurality of numbers and distributed at equal angles.

Furthermore, a controller is installed on the right vertical surface of the drying tank, and the output end of the controller is electrically connected with the driving motor, the air cylinder, the circulating hot air blower and the input end of the molecular sieve dryer.

Further, the top surface of the hopper is spirally connected with an upper cover.

Furthermore, the bottom surface of the main pipe is rotatably connected with a mounting plate through a rotary connecting seat, and the mounting plate is fixedly connected with the inner wall of the drying tank through a fixing rod.

(III) advantageous effects

Compared with the prior art, the utility model provides a drying device for lithium cell recovery processing possesses following beneficial effect:

(1) the utility model discloses a tray, circulation air heater produces hot-blast through the ring canal and pours into the intake pipe into, hot-blast upwards blowing, carry out hot air drying to the lithium cell crushing raw materials that lies in between tray and the cover dish, and simultaneously, it drives the high-speed rotation of tray this moment to be responsible for, produce centrifugal action, moisture throws away with higher speed, thereby drying efficiency and speed have been improved, lithium cell crushing raw materials layering is placed, gaseous efficiency of passing through has been improved, thereby drying speed has further been improved, and simultaneously, hot-blast and vapor after the stoving enter into the molecular sieve desicator along the outlet duct in, behind the molecular sieve desicator vapor removal of water, hot-blast process gas-supply pipe gets back to circulation air heater, enter into the drying cylinder again behind the secondary heating, dry hot-blast further accelerates drying lithium cell crushing raw materials, further crushing efficiency has been improved.

(2) The utility model discloses a cylinder and head disc, when carrying out the material loading, can drop into the hopper with the inside raw materials of lithium cell after smashing, driving motor drives the person in charge through connecting the belt and rotates, head disc and tray are in the closure state this moment, the crushing raw materials of lithium cell enters into the person in charge through the funnel, in being thrown away the material loading hole through centrifugal force and entering into the space between tray and the head disc, accomplish the material loading, and simultaneously, the stoving finishes the back, cylinder shrink stimulates the head disc and shifts up, driving motor still drives the person in charge high-speed rotation, throw away the crushing raw materials of lithium cell after the stoving that is located the tray through centrifugal force, the crushing raw materials of lithium cell drops to the bottom of drying tank, can concentrate the ejection of compact, thereby it is all very convenient to make this device material loading and unloading, the convenience of using has been improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required 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 of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a drying device for lithium battery recycling provided by the present invention;

fig. 2 is a front view of a drying device for recycling lithium batteries provided by the present invention;

fig. 3 is an enlarged view of a node a of the drying device for lithium battery recycling provided by the present invention;

fig. 4 is a schematic structural diagram of the tray provided by the present invention.

In the figure:

1. a drying tank; 2. a tray; 3. a cover plate; 4. a main pipe; 5. a feeding hole; 6. a drive motor; 7. connecting a belt; 8. an upper cover; 9. a hopper; 10. a belt pulley; 11. a strut; 12. a cylinder; 13. mounting a plate; 14. fixing the rod; 15. a ring pipe; 16. a discharge port; 17. an air inlet pipe; 18. a circulating air heater; 19. a gas delivery pipe; 20. a molecular sieve dryer; 21. an air outlet pipe; 22. air holes are formed; 23. a screen; 24. inserting a ring; 25. a slot; 26. a ball bearing; 27. and a ring groove.

Detailed Description

To further illustrate the various embodiments, the present invention provides the accompanying drawings, which are part of the disclosure and which are primarily intended to illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and, by reference to these drawings, those of ordinary skill in the art will understand the principles of the invention and its advantages, with reference to the drawings and figures, in which elements are not drawn to scale and like elements are generally designated by like reference numerals.

According to the utility model discloses an embodiment provides a drying device for lithium cell recovery processing.

Referring now to the drawings and the detailed description, as shown in fig. 1-4, a drying device for lithium battery recycling according to an embodiment of the present invention comprises a drying tank 1 and a main pipe 4, wherein the center of the top surface of the drying tank 1 is connected with the main pipe 4 in a penetrating and rotating manner, and the surface of the main pipe 4 is positioned inside the drying tank 1 and fixedly sleeved with a tray 2, wherein the bottom surface of the drying tank 1 is connected with a discharge port 16 in a penetrating manner, and the surface of the discharge port 16 is provided with a switch valve, the tray 2 is a disk-shaped structure, and the trays 2 are provided with a plurality of trays from top to bottom, and the tray 2 is rotatably sleeved with a cover disk 3, the upper portion of the cover disk 3 is positioned on the inner wall of the drying tank 1 and fixedly connected with a support rod 11, and the other end of the support rod 11 is vertically and fixedly connected with a cylinder 12, and the bottom surface of the piston rod of the cylinder 12 is fixedly connected with the top surface of the cover disk 3, and the surface of the main pipe 4 is positioned between the tray 2 and the cover disk 3 and provided with a feeding hole 5, the top surface of the main pipe 4 is communicated with a hopper 9 through a sealing bearing in a rotating manner to avoid air leakage, the hopper 9 is fixedly connected with the top surface of the drying tank 1 through a support, the main pipe 4 is convenient to rotate, the outer surface of the main pipe 4 is fixedly sleeved with a belt pulley 10 above the drying tank 1, one side of the main pipe 4 is fixedly provided with a driving motor 6 on the top surface of the drying tank 1, the driving motor 6 is connected with the belt pulley 10 through a connecting belt 7 and is a common driving structure, the outer side of the bottom of the drying tank 1 is sleeved with a ring pipe 15, the ring pipe 15 is communicated with the surface of the bottom of the drying tank 1 through an air inlet pipe 17, the ring pipe 15 is communicated with a circulating air heater 18 through a connecting pipe, the circulating air heater 18 is common equipment, the air inlet end of the circulating air heater 18 is communicated with a molecular sieve dryer 20 through an air pipe 19 and is common equipment, and the air inlet end of the molecular sieve dryer 20 is communicated with the top surface of the drying tank 1 through an air outlet pipe 21, when feeding, the crushed raw materials inside the lithium battery can be put into the hopper 9, the driving motor 6 drives the main pipe 4 to rotate through the connecting belt 7, the cover disc 3 and the tray 2 are in a closed state, the crushed raw materials of the lithium battery enter the main pipe 4 through the funnel, are thrown out of the feeding hole 5 through centrifugal force and enter a space between the tray 2 and the cover disc 3, feeding is completed, when drying, hot air generated by the circulating hot air blower 18 is injected into the air inlet pipe 17 through the ring pipe 15, the hot air is blown upwards, the crushed raw materials of the lithium battery between the tray 2 and the cover disc 3 are dried through hot air, meanwhile, the main pipe 4 drives the tray 2 to rotate at high speed at the moment, centrifugal action is generated, moisture is accelerated to be thrown out, so that the drying efficiency and the drying speed are improved, the crushed raw materials of the lithium battery are placed in layers, the gas passing efficiency is improved, so that the drying speed is further improved, meanwhile, hot air and vapor after drying enter the molecular sieve dryer 20 along the air outlet pipe 21, after the vapor is removed through the molecular sieve dryer 20, the hot air returns to the circulating air heater 18 through the air delivery pipe 19, the hot air enters the drying tank 1 again after secondary heating, the dry hot air further accelerates the drying of the lithium battery crushing raw materials, the crushing efficiency is further improved, after the drying is finished, the air cylinder 12 contracts and pulls the cover disc 3 to move upwards, the driving motor 6 still drives the main pipe 4 to rotate at high speed, the dried lithium battery crushing raw materials in the tray 2 are thrown out through centrifugal force, the lithium battery crushing raw materials drop to the bottom of the drying tank 1, the concentrated discharging can be realized, the feeding and the discharging of the device are very convenient, and the use convenience is improved.

In one embodiment, the surfaces of the tray 2 and the cover plate 3 are both densely provided with the vent holes 22, and the inner bottom surface of the tray 2 and the inner top surface of the cover plate 3 are both fixedly provided with the gauze 23, so that ventilation is facilitated, and leakage of crushed lithium batteries is avoided.

In one embodiment, the top surface of the tray 2 is provided with a slot 25, the bottom surface of the cover plate 3 is provided with an insert ring 24, and the insert ring 24 is inserted into the slot 25 and is rotatably connected with the slot 25, so that the lithium battery crushed material is prevented from leaking when rotating.

In one embodiment, the bottom surface in the slot 25 and the bottom surface of the insert ring 24 are both provided with ring grooves 27, and the ball 26 is connected in the ring groove 27 on the bottom surface in the slot 25 in a rolling manner, the ball 26 reduces friction, the rotation of the tray 2 is facilitated, and the radius of the ball 26 is smaller than the depth of the ring groove 27 on the bottom surface in the slot 25, so that the ball 26 is prevented from being thrown out centrifugally.

In one embodiment, the air inlet pipes 17 are arranged in a plurality, and the air inlet pipes 17 are distributed at equal angles, so that the uniformity of air inlet is improved.

In one embodiment, the controller is installed on the vertical surface of the drying tank 1, and the output end of the controller is electrically connected to the driving motor 6, the cylinder 12, the circulating hot air blower 18 and the input end of the molecular sieve dryer 20, which is a common control structure and will not be described in detail herein.

In one embodiment, the top surface of the hopper 9 is spirally connected with an upper cover 8, and the drying chamber blocks the top surface of the hopper 9 to avoid air leakage.

In one embodiment, the bottom surface of the main pipe 4 is rotatably connected with a mounting plate 13 through a rotary connecting seat, and the mounting plate 13 is fixedly connected with the inner wall of the drying tank 1 through a fixing rod 14, and the mounting plate 13 plays a supporting role to prevent the main pipe 4 from moving downwards.

The working principle is as follows:

when feeding is carried out, crushed raw materials inside the lithium battery can be put into the hopper 9, the driving motor 6 drives the main pipe 4 to rotate through the connecting belt 7, the cover disc 3 and the tray 2 are in a closed state, the crushed raw materials of the lithium battery enter the main pipe 4 through the funnel, are thrown out of the feeding hole 5 through centrifugal force and enter a space between the tray 2 and the cover disc 3, feeding is finished, when drying is carried out, hot air generated by the circulating hot air blower 18 is injected into the air inlet pipe 17 through the ring pipe 15, the hot air is blown upwards to dry the crushed raw materials of the lithium battery between the tray 2 and the cover disc 3, meanwhile, the main pipe 4 drives the tray 2 to rotate at high speed to generate centrifugal action to accelerate throwing out of moisture, so that the drying efficiency and the drying speed are improved, the crushed raw materials of the lithium battery are placed in layers, the gas passing efficiency is improved, and the drying speed is further improved, meanwhile, hot air and vapor after drying enter the molecular sieve dryer 20 along the air outlet pipe 21, after the vapor is removed through the molecular sieve dryer 20, the hot air returns to the circulating air heater 18 through the air delivery pipe 19, the hot air enters the drying tank 1 again after secondary heating, the dry hot air further accelerates the drying of the lithium battery crushing raw materials, the crushing efficiency is further improved, after the drying is finished, the air cylinder 12 contracts and pulls the cover disc 3 to move upwards, the driving motor 6 still drives the main pipe 4 to rotate at high speed, the dried lithium battery crushing raw materials in the tray 2 are thrown out through centrifugal force, the lithium battery crushing raw materials drop to the bottom of the drying tank 1, the concentrated discharging can be realized, the feeding and the discharging of the device are very convenient, and the use convenience is improved.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a drying device for lithium cell recovery processing, which is characterized in that, includes drying cylinder (1) and is responsible for (4), drying cylinder (1) top surface central point puts to run through to rotate and is connected with and is responsible for (4), and is responsible for (4) surface and is located the inside fixed cover of drying cylinder (1) and has connect tray (2), and tray (2) top is rotated and is cup jointed cover dish (3), cover dish (3) top is located drying cylinder (1) inner wall fixedly connected with branch (11), and the vertical fixedly connected with cylinder (12) of branch (11) other end, and the piston rod bottom surface of cylinder (12) and cover dish (3) top surface fixed connection, be responsible for (4) surface and be located and seted up material loading hole (5) between tray (2) and cover dish (3), and be responsible for (4) top surface and link up through sealed bearing and rotate and be connected with hopper (9), and hopper (9) are through support and drying cylinder (1) top surface fixed connection, be responsible for (4) surface and be located fixed the having connect belt pulley (10) of drying cylinder (1) top, and be responsible for (4) one side and be located drying cylinder (1) top surface fixed mounting and have driving motor (6) to driving motor (6) are connected with belt pulley (10) through connecting belt (7), drying cylinder (1) bottom outside has cup jointed ring pipe (15), and ring pipe (15) through intake pipe (17) and drying cylinder (1) bottom surface through connection to ring pipe (15) have circulation air heater (18) through connecting pipe through connection, circulation air heater (18) air inlet end has molecular sieve desicator (20) through air-supply pipe (19) through connection, and molecular sieve desicator (20) air inlet end passes through outlet duct (21) and drying cylinder (1) top surface through connection.

2. The drying device for lithium battery recycling according to claim 1, wherein the bottom of the drying tank (1) is connected with a discharge port (16) in a through manner, a switch valve is installed on the surface of the discharge port (16), the tray (2) is of a disc-shaped structure, and a plurality of trays (2) are arranged from top to bottom.

3. The drying device for lithium battery recycling according to claim 1, wherein the tray (2) and the cover tray (3) have air holes (22) densely formed on the surfaces thereof, and gauze (23) is fixedly mounted on the inner bottom surface of the tray (2) and the inner top surface of the cover tray (3).

4. The drying device for lithium battery recycling according to claim 1, wherein the tray (2) has slots (25) formed on a top surface thereof, the cover tray (3) has an insert ring (24) formed on a bottom surface thereof, and the insert ring (24) is inserted into the slots (25) and rotatably connected to the slots (25).

5. The drying device for lithium battery recycling treatment according to claim 4, wherein the inner bottom surface of the slot (25) and the bottom surface of the insert ring (24) are both provided with a ring groove (27), the ring groove (27) on the inner bottom surface of the slot (25) is connected with a rolling ball (26) in a rolling manner, and the radius of the rolling ball (26) is smaller than the depth of the ring groove (27) on the inner bottom surface of the slot (25).

6. The drying device for lithium battery recycling according to claim 1, wherein the air inlet pipes (17) are provided in plurality, and the air inlet pipes (17) are distributed in an equal angle.

7. The drying device for lithium battery recycling treatment according to claim 1, wherein the controller is installed on the vertical surface of the drying tank (1), and the output end of the controller is electrically connected with the driving motor (6), the cylinder (12), the circulating hot air blower (18) and the input end of the molecular sieve dryer (20).

8. The drying device for lithium battery recycling according to claim 1, wherein the top surface of the hopper (9) is spirally connected with an upper cover (8).

9. The drying device for lithium battery recycling according to claim 1, wherein the bottom surface of the main pipe (4) is rotatably connected with a mounting plate (13) through a rotary connecting seat, and the mounting plate (13) is fixedly connected with the inner wall of the drying tank (1) through a fixing rod (14).