阅读说明：本技术 一种废旧锂离子电池负极材料回收利用方法及回收装置 (Recycling method and recycling device for waste lithium ion battery negative electrode material ) 是由 杨秀刚 杨智勇 池聪 罗祥民 卜洪卫 吴昊 于 2021-07-19 设计创作，主要内容包括：本发明涉及废旧锂离子电池回收利用技术领域,具体涉及一种废旧锂离子电池负极材料回收利用方法及回收装置；将废旧锂离子电池投入投放管,进入清洗箱的内部,清洗箱内部的清洗组件便对其进行搅拌清洗；待清洗组件清洗完毕后,操作人员便将废旧锂离子电池通过放置管投入至烘干箱内部；便启动烘干箱内部的烘干组件中的风机,将放置框内部的热量通过孔槽,吹入至烘干箱内部,对废旧锂离子电池进行烘干处理；烘干后便打开管道侧边的阀门,废旧锂离子电池便通过管道落入至破碎箱内部；破碎箱内部设置的破碎组件便对废旧锂离子电池进行破碎,随后便对其进行回收处理。(The invention relates to the technical field of recycling of waste lithium ion batteries, in particular to a recycling method and a recycling device of a negative electrode material of a waste lithium ion battery; putting the waste lithium ion battery into the putting tube, allowing the waste lithium ion battery to enter the cleaning box, and stirring and cleaning the waste lithium ion battery by a cleaning assembly in the cleaning box; after the cleaning assembly is cleaned, an operator puts the waste lithium ion battery into the drying box through the placing pipe; a fan in a drying assembly in the drying box is started, heat in the placing frame is blown into the drying box through the hole groove, and the waste lithium ion battery is dried; after drying, opening a valve at the side of the pipeline, and enabling the waste lithium ion battery to fall into the crushing box through the pipeline; the crushing assembly arranged inside the crushing box is used for crushing the waste lithium ion battery and then recycling the waste lithium ion battery.)

1. A device for recycling the cathode material of a waste lithium ion battery is characterized in that,

the device for recycling the waste lithium ion battery cathode material comprises a feeding pipe, a cleaning box, a cleaning assembly, a placing pipe, a drying box, a drying assembly, a pipeline, a valve, a crushing box and a crushing assembly, wherein the feeding pipe is fixedly connected with the cleaning box, and is positioned above the cleaning box, the cleaning component is fixedly connected with the cleaning box and is positioned inside the cleaning box, the crushing box is movably connected with the cleaning box, and is positioned at the side edge of the cleaning box, the crushing component is fixedly connected with the crushing box and is positioned in the crushing box, one end of the pipeline is fixedly connected with the crushing box, the other end of the pipeline is fixedly connected with the drying box, the valve is arranged on the side edge of the pipeline, the number of the drying assemblies is two, and the two groups of the drying assemblies are respectively and oppositely arranged in the drying box;

the cleaning assembly comprises a first motor, a rotating shaft, a stirring rod and a stirring block, wherein the first motor is fixedly connected with the cleaning box and is positioned above the cleaning box, one end of the rotating shaft is fixedly connected with the output end of the first motor, the other end of the rotating shaft is inserted into the cleaning box and is fixedly connected with the stirring block, the number of the stirring rods is multiple, every stirring rod is respectively fixedly connected with the rotating shaft and positioned on two side edges of the rotating shaft.

2. The recycling device of the negative electrode material of the waste lithium ion battery as claimed in claim 1,

the cleaning assembly further comprises a plurality of sponge blocks, and the side edge of each stirring rod is fixedly connected with the sponge blocks.

3. The recycling device of the negative electrode material of the waste lithium ion battery as claimed in claim 2,

every group the stoving subassembly includes the fan, places frame, heating rod and heating wire, the both sides limit of stoving case has the opening, the fan set up in the opening part, place the frame with stoving case fixed connection, and be located the inside of stoving case, the both sides limit of placing the frame has a plurality of hole grooves, the heating rod with place frame fixed connection, and be located place the inside of frame, the outside cover of heating rod is equipped with the heating wire.

4. The recycling device of the negative electrode material of the waste lithium ion battery as claimed in claim 3,

each group of drying assembly further comprises two supporting supports, and the two side edges of each heating rod are fixedly connected with the supporting supports respectively.

5. The recycling device of the negative electrode material of the waste lithium ion battery as claimed in claim 4,

broken subassembly includes second motor, first rotation support bar, second rotation support bar, first gear roller and second gear roller, the second motor with broken case fixed connection, and be located the side of broken case, the one end of first rotation support bar with the output fixed connection of second motor, the other end of first rotation support bar inserts broken case, and with first gear roller fixed connection, the second gear roller with first gear roller swing joint, and be located the side of first gear roller, the second rotation support bar with second gear roller fixed connection, and be located the side of first rotation support bar.

6. The recycling device of the negative electrode material of the waste lithium ion battery as claimed in claim 5,

the crushing assembly further comprises a fixed support bracket, and the fixed support bracket is fixedly connected with the second rotating support rod and is positioned on the side edge of the crushing box.

7. The recycling method of the recycling device of the negative electrode material of the waste lithium ion battery according to claim 6, characterized by comprising the following steps:

putting the waste lithium ion battery into the putting-in pipe, and allowing the waste lithium ion battery to enter the cleaning box, wherein the cleaning assembly in the cleaning box is used for stirring and cleaning the waste lithium ion battery;

after the cleaning assembly is cleaned, an operator puts the cleaned waste lithium ion battery into the drying box through the placing pipe;

after the waste lithium ion batteries are put into the drying box, the fan in the drying assembly in the drying box is started, heat in the placing frame is blown into the drying box through the hole grooves, and the waste lithium ion batteries are dried;

after drying, opening the valve at the side of the pipeline, and enabling the waste lithium ion battery to fall into the crushing box through the pipeline;

the crushing assembly arranged inside the crushing box can crush the waste lithium ion battery and then recycle the waste lithium ion battery.

Technical Field

The invention relates to the technical field of recycling of waste lithium ion batteries, in particular to a recycling method and a recycling device of a negative electrode material of a waste lithium ion battery.

Background

With the wide promotion of the application of the lithium ion battery in the field of power vehicles, the problem of recycling the waste power lithium ion battery is increasingly remarkable.

With the prosperity of the new energy automobile market, the power lithium ion battery market also keeps a strong growth situation, and the problem of scrapping and processing a large number of power batteries is faced within 3-5 years in the future. Although with the expansion of the lithium ion battery market for electronic equipment, large-scale recovery enterprises appear, when the existing waste lithium batteries are recovered, more impurities exist on the surfaces of the lithium batteries and are difficult to clean, and the classification effect of the anode and cathode materials of the waste lithium batteries is poor.

Disclosure of Invention

The invention aims to provide a method and a device for recycling a waste lithium ion battery cathode material, and aims to solve the technical problems of the method and the device for recycling the waste lithium ion battery cathode material in the prior art.

In order to achieve the above purpose, the recycling device for waste lithium ion battery negative electrode materials comprises a feeding pipe, a cleaning box, a cleaning component, a placing pipe, a drying box, a drying component, a pipeline, a valve, a crushing box and a crushing component, wherein the feeding pipe is fixedly connected with the cleaning box and positioned above the cleaning box, the cleaning component is fixedly connected with the cleaning box and positioned inside the cleaning box, the crushing box is movably connected with the cleaning box and positioned on the side edge of the cleaning box, the crushing component is fixedly connected with the crushing box and positioned inside the crushing box, one end of the pipeline is fixedly connected with the crushing box, the other end of the pipeline is fixedly connected with the drying box and positioned above the crushing box, the valves are arranged on the side edges of the pipelines, the number of the drying assemblies is two, and the two groups of drying assemblies are respectively and oppositely arranged in the drying box;

the cleaning assembly comprises a first motor, a rotating shaft, a stirring rod and a stirring block, wherein the first motor is fixedly connected with the cleaning box and is positioned above the cleaning box, one end of the rotating shaft is fixedly connected with the output end of the first motor, the other end of the rotating shaft is inserted into the cleaning box and is fixedly connected with the stirring block, the number of the stirring rods is multiple, every stirring rod is respectively fixedly connected with the rotating shaft and positioned on two side edges of the rotating shaft.

The waste lithium ion battery is thrown into the cleaning box through the throwing pipe, the cleaning assembly in the cleaning box performs reinforced cleaning on the waste lithium ion battery, the cleaned waste lithium ion battery is placed in the drying box after cleaning is finished, the drying assembly performs drying on the waste lithium ion battery, the valve arranged on the side edge of the pipeline is opened after drying is finished, the waste lithium ion battery falls into the crushing box along with the pipeline, and the crushing assembly in the crushing box performs crushing on the waste lithium ion battery, so that the recovery of the negative electrode material of the waste lithium ion battery is improved.

The cleaning assembly further comprises a plurality of sponge blocks, and the side edge of each stirring rod is fixedly connected with the sponge blocks.

The side of every stirring rod all is provided with the sponge piece, the sponge piece can assist the stirring rod strengthen to wash the washing of the inside old and useless lithium ion battery of washing case to improve recycle.

Wherein, every group stoving subassembly includes the fan, places frame, heating rod and heating wire, the both sides limit of stoving case has the opening, the fan set up in the opening part, place the frame with stoving case fixed connection, and be located the inside of stoving case, the both sides limit of placing the frame has a plurality of hole grooves, the heating rod with place frame fixed connection, and be located place the inside of frame, the outside cover of heating rod is equipped with the heating wire.

When the waste lithium ion batteries are required to be dried, the fan of the drying assembly is started, the fan blows heat into the drying box through the hole grooves formed in the side edges of the placing frame through the heat generated by the heating rods in the placing frame, and the waste lithium ion batteries are dried.

Each group of drying assembly further comprises two supporting supports, and the two side edges of each heating rod are fixedly connected with the supporting supports respectively.

The two side edges of each heating rod are fixedly connected with the supporting supports, and the supporting supports can fix the heating rods in the placing frames.

Wherein, broken subassembly includes second motor, first rotation support bar, second rotation support bar, first gear roller and second gear roller, the second motor with broken case fixed connection, and be located the side of broken case, the one end of first rotation support bar with the output fixed connection of second motor, the other end of first rotation support bar inserts broken case, and with first gear roller fixed connection, the second gear roller with first gear roller swing joint, and be located the side of first gear roller, the second rotation support bar with second gear roller fixed connection, and be located the side of first rotation support bar.

The second motor is started, the second motor drives the first rotating supporting rod to rotate, the first rotating supporting rod drives the first gear roller to rotate, the second gear roller is arranged on the side edge of the first gear roller to drive the second gear roller to rotate, and the second rotating supporting rod supports the second gear roller to assist the second gear roller to crush.

The crushing assembly further comprises a fixed support bracket, and the fixed support bracket is fixedly connected with the second rotating support rod and is positioned on the side edge of the crushing box.

The fixed support bracket is arranged on the side edge of the crushing box and can support the second rotary support rod, so that the second rotary support rod is assisted to operate.

The invention also provides a recycling method of the recycling device for the waste lithium ion battery cathode material, which comprises the following steps:

putting the waste lithium ion battery into the putting-in pipe, and allowing the waste lithium ion battery to enter the cleaning box, wherein the cleaning assembly in the cleaning box is used for stirring and cleaning the waste lithium ion battery;

after the cleaning assembly is cleaned, an operator puts the cleaned waste lithium ion battery into the drying box through the placing pipe;

after the waste lithium ion batteries are put into the drying box, the fan in the drying assembly in the drying box is started, heat in the placing frame is blown into the drying box through the hole grooves, and the waste lithium ion batteries are dried;

after drying, opening the valve at the side of the pipeline, and enabling the waste lithium ion battery to fall into the crushing box through the pipeline;

the crushing assembly arranged inside the crushing box can crush the waste lithium ion battery and then recycle the waste lithium ion battery.

The invention discloses a method and a device for recycling a waste lithium ion battery cathode material, which comprises the following steps: waste ionic batteries are put into the cleaning box fixedly connected with the waste ionic batteries through the putting pipe, then the cleaning assembly in the cleaning box is started, the first motor of the cleaning assembly is operated, the first motor drives the rotating shaft fixedly connected with the rotating shaft to rotate, the rotating shaft rotates the stirring block fixedly connected with the rotating shaft in the cleaning box to clean the waste ionic batteries, the stirring rods are arranged on two sides of the rotating shaft, the rotating shaft rotates to drive the stirring rods to stir, the waste ionic batteries are cleaned, so that the cleaning force is enlarged, the cleaning area is enhanced, after cleaning is finished, an operator puts the cleaned waste ionic batteries into the drying box fixedly connected with the drying box through the putting pipe, and then the drying assembly on two sides in the drying box is started, the two groups of drying assemblies are used for drying the waste ion batteries in the drying box, the valve is opened after the drying is finished, the waste ion batteries fall into the crushing box through the pipeline fixedly connected with the drying box, and the crushing assemblies in the crushing box are used for crushing the waste ion batteries, so that the recovery of the negative electrode materials of the waste ion batteries is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a device for recycling a waste lithium ion battery negative electrode material according to the present invention.

Fig. 2 is a front view of the recycling device for waste lithium ion battery negative electrode materials.

Fig. 3 is a side view of the recycling apparatus for waste lithium ion battery negative electrode material according to the present invention.

Fig. 4 is a cross-sectional view of the a-a line structure of fig. 3 of the present invention.

Fig. 5 is an enlarged view of a portion of the structure of fig. 4B according to the present invention.

Fig. 6 is a flowchart of steps of a recycling method of the recycling device for waste lithium ion battery negative electrode materials according to the present invention.

1-throwing pipe, 2-cleaning box, 3-cleaning component, 31-first motor, 32-rotating shaft, 33-stirring rod, 34-stirring block, 35-sponge block, 4-placing pipe, 5-drying box, 6-drying component, 61-fan, 62-placing frame, 63-heating rod, 64-heating wire, 65-opening, 66-hole groove, 67-supporting bracket, 7-pipeline, 8-valve, 9-crushing box, 10-crushing component, 101-second motor, 102-first rotating supporting rod, 103-second rotating supporting rod, 104-first gear roller, 105-second gear roller, 106-fixed supporting bracket, 107-screen mesh and 108-collecting box.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 5, the present invention provides a recycling device for a waste lithium ion battery cathode material, the recycling device for a waste lithium ion battery cathode material includes a feeding pipe 1, a cleaning box 2, a cleaning assembly 3, a placing pipe 4, a drying box 5, a drying assembly 6, a pipeline 7, a valve 8, a crushing box 9 and a crushing assembly 10, the feeding pipe 1 is fixedly connected with the cleaning box 2 and is located above the cleaning box 2, the cleaning assembly 3 is fixedly connected with the cleaning box 2 and is located inside the cleaning box 2, the crushing box 9 is movably connected with the cleaning box 2 and is located on a side of the cleaning box 2, the crushing assembly 10 is fixedly connected with the crushing box 9 and is located inside the crushing box 9, one end of the pipeline 7 is fixedly connected with the crushing box 9, and the other end of the pipeline 7 is fixedly connected with the drying box 5, the valve 8 is arranged on the side edge of the pipeline 7, the number of the drying assemblies 6 is two, and the two groups of drying assemblies 6 are respectively and oppositely arranged in the drying box 5;

wash subassembly 3 includes first motor 31, pivot 32, stirring rod 33 and stirring piece 34, first motor 31 with wash case 2 fixed connection, and be located wash the top of case 2, the one end of pivot 32 with the output fixed connection of first motor 31, the other end of pivot 32 inserts wash case 2, and with stirring piece 34 fixed connection, the quantity of stirring rod 33 is many, every stirring rod 33 respectively with pivot 32 fixed connection, and be located the both sides limit of pivot 32.

In this embodiment, when the waste lithium ion battery is recycled and cleaned, the waste lithium ion battery is thrown into the cleaning box 2 fixedly connected with the waste lithium ion battery through the throwing tube 1, then the cleaning assembly 3 in the cleaning box 2 is started, the first motor 31 of the cleaning assembly 3 is operated, the first motor 31 drives the rotating shaft 32 fixedly connected with the first motor to rotate, the rotating shaft 32 rotates the stirring block 34 fixedly connected with the rotating shaft in the cleaning box 2 to clean the waste ion battery, the stirring rods 33 are arranged on two side edges of the rotating shaft 32, the rotating shaft 32 rotates to drive the stirring rods 33 to stir, the cleaning force is increased, the cleaning area is increased, and after cleaning is finished, an operator throws the cleaned waste ion battery into the waste ion battery fixedly connected with the waste ion battery through the placing tube 4 In the drying box 5, the drying assemblies 6 on the two side edges in the drying box 5 are started, the two groups of drying assemblies 6 dry the waste ion batteries in the drying box 5, the valve 8 is opened after the drying is finished, the waste ion batteries fall into the crushing box 9 through the pipeline 7 fixedly connected with the drying box 5, and the crushing assembly 10 in the crushing box 9 crushes the waste ion batteries, so that the recovery of the negative electrode materials of the waste ion batteries is improved.

Further, the cleaning assembly 3 further comprises sponge blocks 35, the sponge blocks 35 are multiple in number, and each side edge of the stirring rod 33 is fixedly connected with the sponge block 35.

In this embodiment, the sponge block 35 is disposed on the side of each stirring rod 33, and when the stirring rod 33 rotates along with the rotation of the rotating shaft 32, the sponge block 35 rotates, so as to enhance the cleaning effect of the waste ion battery inside the cleaning box 2.

Further, every group stoving subassembly 6 includes fan 61, places frame 62, heating rod 63 and heating wire 64, the both sides limit of stoving case 5 has opening 65, fan 61 set up in opening 65 department, place frame 62 with stoving case 5 fixed connection, and be located the inside of stoving case 5, the both sides limit of placing frame 62 has a plurality of hole grooves 66, heating rod 63 with place frame 62 fixed connection, and be located place the inside of frame 62, the outside cover of heating rod is equipped with heating wire 64.

In this embodiment, drying assembly 6 set up in the inside both sides limit of stoving case 5, when drying to old and useless ionic cell, heating rod 63 just carries out the thermal treatment, heating wire 64 cover is established the outside of heating rod 63, heating rod 63 is just supplementary heating wire 64 is in place the inside of frame 62 and heat, it just supports it to place frame 62, just start afterwards fan 61, fan 61 just will place the inside heat that produces of frame 62 and pass through place a plurality of that frame 62 both sides limit set up hole groove 66, insufflate extremely the inside of stoving case 5 carries out the thermal treatment to the old and useless ionic cell who places.

Further, each group of drying assemblies 6 further comprises two support brackets 67, the number of the support brackets 67 is two, and the two side edges of each heating rod 63 are respectively and fixedly connected with the support brackets 67.

In this embodiment, the support brackets 67 are fixedly connected to both side edges of each heating rod 63, and the support brackets 67 support the heating rods 63, so that the heating rods 63 can be fixed inside the placing frame 62.

Further, crushing subassembly 10 includes second motor 101, first rotation support rod 102, second rotation support rod 103, first gear roller 104 and second gear roller 105, second motor 101 with crushing case 9 fixed connection, and be located the side of crushing case 9, the one end of first rotation support rod 102 with the output fixed connection of second motor 101, the other end of first rotation support rod 102 inserts crushing case 9, and with first gear roller 104 fixed connection, second gear roller 105 with first gear roller 104 swing joint, and be located the side of first gear roller 104, second rotation support rod 103 with second gear roller 105 fixed connection, and be located the side of first rotation support rod 102.

In this embodiment, after the waste ion batteries are thrown into the crushing box 9, the second motor 101 of the crushing assembly 10 is started, the second motor 101 drives the first rotating support rod 102 fixedly connected to the second motor 101, the first rotating support rod 102 drives the first gear roll 104 fixedly connected to the first rotating support rod 102, the first gear roll 104 rotates inside the crushing box 9, the second gear roll 105 is disposed at a side of the first gear roll 104, the first gear roll 104 is matched with the second gear roll 105 to drive the second gear roll 105 to rotate, so as to crush the waste ion batteries, and the second rotating support rod 103 supports the second gear roll 105 to assist in crushing the waste ion batteries.

Further, the crushing assembly 10 further comprises a fixed support bracket 106, and the fixed support bracket 106 is fixedly connected with the second rotary support rod 103 and is located at the side of the crushing box 9.

In this embodiment, the fixed support bracket 106 is disposed at a side of the crushing box 9, and is fixedly supported by the second rotation support rod 103 to assist the second support rod in supporting the second gear roller 105.

Further, the device for recycling the waste lithium ion battery negative electrode material further comprises a screen 107, and the screen 107 is fixedly connected with the crushing box 9 and is located below the crushing assembly 10.

In the present embodiment, the screen 107 is disposed below the crushing unit 10, and when the crushing unit 10 crushes the waste ion electrons, the screen 107 screens the waste ion electrons, thereby classifying and recycling the waste ion electrons, and improving recycling.

Further, the waste lithium ion battery negative electrode material recycling device further comprises a collection box 108, and the collection box 108 is detachably connected with the crushing box 9 and is located on the side edge of the crushing box 9.

In this embodiment, the collection box 108 is disposed at the side of the crushing box 9 and below the screen 107, and after the waste ion batteries are screened, the collection assembly collects the materials screened by the screen 107, thereby improving recycling.

Referring to fig. 6, the invention further provides a recycling method of the recycling device for waste lithium ion battery cathode materials, which includes the following steps:

s1: putting the waste lithium ion battery into the putting-in pipe 1, and allowing the waste lithium ion battery to enter the cleaning box 2, wherein the cleaning component 3 in the cleaning box 2 is used for stirring and cleaning the waste lithium ion battery;

s2: after the cleaning assembly 3 is cleaned, an operator puts the cleaned waste lithium ion battery into the drying box 5 through the placing pipe 4;

s3: after the waste lithium ion batteries are put into the drying box 5, the fan 61 in the drying assembly 6 in the drying box 5 is started, heat in the placing frame 62 is blown into the drying box 5 through the hole groove 66, and the waste lithium ion batteries are dried;

s4: after drying, the valve 8 on the side of the pipeline 7 is opened, and the waste lithium ion battery falls into the crushing box 9 through the pipeline 7;

s5: the crushing assembly 10 arranged inside the crushing box 9 is used for crushing the waste lithium ion battery, and then the waste lithium ion battery can be recycled.

Firstly, waste lithium ion batteries are put into the cleaning box 2 through the putting tube 1, the cleaning assembly 3 in the cleaning box 2 performs reinforced cleaning on the waste lithium ion batteries, the cleaned waste lithium ion batteries are placed in the drying box 5 after cleaning is completed, the drying assembly 6 performs drying on the waste lithium ion batteries, the valve 8 arranged on the side edge of the pipeline 7 is opened after drying is completed, the waste lithium ion batteries fall into the crushing box 9 along with the pipeline 7, and the crushing assembly 10 in the crushing box 9 crushes the waste lithium ion batteries, so that the recovery of the negative electrode materials of the waste lithium ion batteries is improved.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.