Ternary precursor waste recovery device

Abstract

The utility model discloses a ternary precursor waste recovery device which comprises a box body, a box cover arranged on the box body, a washing part arranged in the box body, and a waste gas treatment mechanism arranged on the box cover, the waste gas treatment mechanism comprises a waste gas purification pipe arranged on the box cover, a gas pump arranged in the middle of the waste gas purification pipe and a filtering assembly arranged at the upper end of the waste gas purification pipe, wherein the lower end of the waste gas purification pipe is located in the box body. The filtering assembly comprises a discharging barrel communicated with the waste gas purifying pipe, an adsorption plate mounted in the discharging barrel, a fixing frame for pressing the adsorption plate in the discharging barrel, and a plurality of filtering pieces arranged on the fixing frame and located above the adsorption plate. And waste gas generated by waste materials can be filtered more conveniently, waste material particles in liquid are separated, and recycling treatment by workers is facilitated.

Description

Technical Field

[0001] The utility model relates to the field of sintering equipment for lithium-ion battery materials, in particular to a device for recycling ternary precursor waste materials. Background Art

[0002] The ternary precursor material is nickel cobalt manganese hydroxide. The conventional cathode material for batteries is lithium cobaltate. The ternary composite cathode material precursor product uses nickel salt, cobalt salt, and manganese salt as raw materials, and the ratio of nickel, cobalt, and manganese inside can be adjusted according to actual needs. The ternary precursor material is the front-end material of the ternary lithium cathode and can be processed into a ternary cathode material through processing. The ternary cathode plus anode material, electrolyte, separator and other materials can be used to prepare a ternary lithium battery. The ternary precursor has a relatively high specific capacity, can provide a greater electrical energy output, meets the requirements for high energy density in fields such as electric vehicles and energy storage systems, has good cycle stability, has good structural stability during charge and discharge, can maintain a relatively high specific capacity and a low attenuation rate, and extends the service life of the battery. It has high safety. Compared with other lithium-ion battery cathode materials, the ternary precursor has relatively high thermal stability and chemical stability, reducing the safety risk of the battery under extreme conditions.

[0003] However, when the existing technology is actually used, the following problems exist:

[0004] 1. When the existing ternary precursor materials are prepared, waste materials are easily generated. When the staff recycles the waste materials, the harmful gases generated inside the waste materials are easily absorbed by the staff and directly discharged, causing relatively large pollution to the environment. The existing devices are not convenient for treating them;

[0005] 2. When the existing devices recycle the waste materials, it is not convenient to separate and filter the liquid and waste particles inside the waste materials, and the staff needs to filter them a second time, which is relatively inconvenient. Summary of the Invention

[0006] The purpose of the utility model is to provide a device for recycling ternary precursor waste materials that can more conveniently filter the waste gas generated by the waste materials.

[0007] To achieve the above object, the technical solution adopted by the present utility model is as follows: A ternary precursor waste recycling device, which includes a box body, a box cover installed on the box body, and a washing part arranged inside the box body. The device further includes an exhaust gas treatment mechanism arranged on the box cover. The exhaust gas treatment mechanism includes an exhaust gas purification pipe arranged on the box cover and with its lower end located inside the box body, an air pump arranged in the middle of the exhaust gas purification pipe, and a filtering component arranged on the upper end of the exhaust gas purification pipe. The filtering component includes a discharge cylinder communicated with the exhaust gas purification pipe, an adsorption plate installed inside the discharge cylinder, a fixing frame pressing the adsorption plate inside the discharge cylinder, and a plurality of filtering sheets arranged on the fixing frame and located above the adsorption plate.

[0008] In another embodiment, the fixing frame includes a first mounting ring, a second mounting ring, and a third mounting ring arranged in sequence from bottom to top, and side support rods for fixedly connecting the first mounting ring, the second mounting ring, and the third mounting ring. The filtering sheets are installed on one or more of the first mounting ring, the second mounting ring, and the third mounting ring.

[0009] In another embodiment, the filtering sheets are snap-connected to the first mounting ring, the second mounting ring, and / or the third mounting ring, or are fixedly connected to the first mounting ring, the second mounting ring, and / or the third mounting ring through screws on the circumferential surface.

[0010] In another embodiment, there is a circular protrusion on the inner side wall of the lower end of the discharge cylinder, and the adsorption plate is fixed between the protrusion and the first mounting ring.

[0011] In another embodiment, the washing part includes a filter plate snap-connected to the inner wall of the box body and used for filtering. Filter holes are opened at the upper end of the filter plate. The filter plate is horizontally arranged and fits around the box body.

[0012] In another embodiment, a card slot extending from the upper end of the box body to the middle of the box body is arranged on the inner side wall of the box body. A sliding block matching the card slot is arranged on the outer side wall of the filter plate. When the sliding block falls to the bottom of the card slot, the filter plate hangs in the middle of the box body.

[0013] In another embodiment, a handle for holding is fixedly connected to the upper end of the filter plate.

[0014] In another embodiment, a liquid discharge port for discharging water is opened at the lower end of the side surface of the box body, and a rubber plug for sealing is threadedly connected to the inner wall of the liquid discharge port.

[0015] In another embodiment, a sealing ring for sealing is arranged between the box body and the box cover. The upper end of the box body is connected to the box cover through a hinge. A transmission pipe for connection is fixedly connected to the upper end of the box cover, and a positioning pin for fastening is inserted into one side of the transmission pipe.

[0016] In another embodiment, a support column for limiting is threadedly connected to the lower end of the box body, and a load-bearing block for support is fixedly connected to the lower end of the support column.

[0017] Due to the application of the above technical solution, the present utility model has the following advantages compared with the prior art: In this ternary precursor waste recycling device, through the cooperative setting of the discharge cylinder, fixed frame, adsorption plate and filter sheet, when the staff recycles the waste, it can more conveniently filter the gas generated by the waste, adsorb and process the harmful gases inside the gas, reduce the pollution to the environment after the gas is discharged, and at the same time can also reduce the harm caused by the gas to the staff. With the setting of the fixed frame, after long-term use, it can more conveniently replace the adsorption plate and filter sheet; in this ternary precursor waste recycling device, through the cooperative setting of the box body, filter plate and filter holes, after the staff recycles the waste into the box body, it can be more conveniently filtered, separate the waste particles in the liquid, facilitate the staff to recycle and process, avoid the problem that the staff needs to filter and separate again, and further improve the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic structural diagram of the present utility model;

[0019] Figure 2 It is a schematic structural diagram of the discharge cylinder of the present utility model;

[0020] Figure 3 It is a schematic structural diagram of the box body of the present utility model;

[0021] Figure 4 It is a schematic structural diagram of the transmission pipe of the present utility model;

[0022] Figure 5 It is a schematic structural diagram of the air pump of the present utility model;

[0023] Figure 6 It is a schematic structural diagram of the support column of the present utility model.

[0024] In the figure: 1. Box body; 2. Discharge cylinder; 3. Filter plate; 4. Filter holes; 5. Fixed frame; 6. Adsorption plate; 7. Filter sheet; 8. Screw; 9. Drainage port; 10. Rubber plug; 11. Handle; 12. Slide block; 13. Sealing ring; 14. Box cover; 15. Transmission pipe; 16. Positioning pin; 17. Support column; 18. Load-bearing block; 19. Air pump; 20. Exhaust gas purification pipe; 21. Card slot; 31. First mounting ring; 32. Second mounting ring; 33. Third mounting ring; 34. Side support rod. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0025] The present utility model will be further explained below in conjunction with the accompanying drawings.

[0026] As Figure 1-6 shown, the ternary precursor waste recycling device includes a box body 1, a box cover 14 installed on the box body 1, a washing part arranged in the box body 1, and an exhaust gas treatment mechanism arranged on the box cover 14.

[0027] A sealing ring 13 for sealing is arranged between the box body 1 and the box cover 14. The upper end of the box body 1 is connected to the box cover 14 through a hinge. The upper end of the box cover 14 is fixedly connected to a transmission pipe 15 for conveying materials. A positioning pin 16 for fastening is inserted on one side of the transmission pipe 15.

[0028] The exhaust gas treatment mechanism includes an exhaust gas purification pipe 20 arranged on the box cover 14 and with its lower end located in the box body 1, an air pump 19 arranged in the middle of the exhaust gas purification pipe 20, and a filtering component arranged on the upper end of the exhaust gas purification pipe 20. The filtering component includes an emission cylinder 2 communicated with the exhaust gas purification pipe 20, an adsorption plate 6 installed in the emission cylinder 2, a fixing frame 5 pressing the adsorption plate 6 in the emission cylinder 2, and a plurality of filter sheets 7 arranged on the fixing frame 5 and above the adsorption plate 6. The fixing frame 5 includes a first installation ring 31, a second installation ring 32, and a third installation ring 33 arranged in sequence from bottom to top, and side support rods 34 fixedly connecting the first installation ring 31, the second installation ring 32, and the third installation ring 33. The filter sheets 7 are installed on one or more of the first installation ring 31, the second installation ring 32, and the third installation ring 33. The filter sheets 7 are snap-connected to the first installation ring 31, the second installation ring 32, and / or the third installation ring 33, or are fixedly connected to the first installation ring 31, the second installation ring 32, and / or the third installation ring 33 through screws 8 on the circumferential surface. The interval distance between the adsorption plate 6 and the filter sheets 7 and the installation quantity of the filter sheets 7 can be adjusted according to needs. If the filter sheets 7 are snap-connected, it is convenient for replacement. If the filter sheets 7 are fixed by screws 8, the connection is firm.

[0029] For the convenience of placement, a circular protrusion is arranged on the inner side wall at the lower end of the emission cylinder 2, and the adsorption plate 6 is fixed between the protrusion and the first installation ring 31.

[0030] The washing part includes a filter plate 3 snap-connected to the inner wall of the box body 1 and used for filtering. Filter holes 4 are opened at the upper end of the filter plate 3. The filter plate 3 is horizontally arranged and fits with the four sides of the box body 1 all around. A card slot 21 extending from the upper end of the box body 1 to the middle part is arranged on the inner side wall of the box body 1. A sliding block 12 matching the card slot 21 is arranged on the outer side wall of the filter plate 3. After the sliding block 12 falls to the bottom of the card slot 21, the filter plate 3 hangs in the middle of the box body 1. A handle 11 for holding is fixedly connected to the upper end of the filter plate 3.

[0031] At the lower end of the side surface of the box body 1, a liquid discharge port 9 for discharging water is provided, and a rubber plug 10 for sealing is threadedly connected to the inner wall of the liquid discharge port 9. The lower end of the box body 1 is threadedly connected with a support column 17 for limiting, and the lower end of the support column 17 is fixedly connected with a load-bearing block 18 for support.

[0032] In the present utility model, the working steps of the device are as follows: First, check and install the sealing ring 13 on the box body 1 so that after the box cover 14 is closed, the box body 1 can be sealed. Clamp the air pump 19 on the box cover 14 and connect it to the inside of the box body 1 through the waste gas purification pipe 20. Install the support column 17 at the lower end of the box body 1 by threaded connection and ensure that the load-bearing block 18 stably supports. Put the ternary precursor waste into the box body 1 through the transfer pipe 15. Turn on the air pump 19 and extract the gas in the box body 1 through the waste gas purification pipe 20, so that the gas passes through the discharge cylinder 2 for filtration treatment. In the box body 1, the liquid in the waste will pass through the filter plate 3 for filtration, and the solid particles are retained on the filter plate 3, while the filtered liquid flows into the bottom of the box body 1 through the filter holes 4.

[0033] The above embodiments are only used to illustrate the technical concept and characteristics of the present utility model, and the purpose is to enable those who are familiar with this technology to understand the content of the present utility model and implement it accordingly, and it cannot be used to limit the protection scope of the present utility model. Any equivalent changes or modifications made according to the spirit and essence of the present utility model should be covered within the protection scope of the present utility model.

Claims

1. A ternary precursor waste recovery device, comprising a box body, a box cover installed on the box body, and a washing part arranged in the box body, characterized in that: The device also includes an exhaust gas treatment mechanism arranged on the box cover, the exhaust gas treatment mechanism includes an exhaust gas purification pipe arranged on the box cover and with the lower end located in the box body, an air pump arranged in the middle of the exhaust gas purification pipe, and a filter assembly arranged on the upper end of the exhaust gas purification pipe, the filter assembly includes a discharge tube connected to the exhaust gas purification pipe, an adsorption plate installed in the discharge tube, a fixing frame for pressing the adsorption plate into the discharge tube, and a plurality of filter plates arranged on the fixing frame and located above the adsorption plate.

2. The ternary precursor waste recovery device according to claim 1, characterized in that: The fixing frame includes a first mounting ring, a second mounting ring and a third mounting ring which are arranged in sequence from bottom to top, and a side support rod filter plate which fixes the first mounting ring, the second mounting ring and the third mounting ring is installed on one or more of the first mounting ring, the second mounting ring and the third mounting ring.

3. The ternary precursor waste recovery device according to claim 2, characterized in that: The filter plate is clamped on the first mounting ring, the second mounting ring and / or the third mounting ring, or is fixedly connected to the first mounting ring, the second mounting ring and / or the third mounting ring through screws on the circumferential surface.

4. The ternary precursor waste recovery device according to claim 2, characterized in that: An annular protrusion is formed on the inner side wall of the lower end of the discharge cylinder, and the adsorption plate is fixed between the protrusion and the first mounting ring.

5. The ternary precursor waste recovery device according to claim 1, characterized in that: The washing part comprises a filter plate which is clamped on the inner wall of the box body and used for filtering. The upper end of the filter plate is provided with a filtering hole. The filter plate is arranged horizontally and its four sides are in contact with the four sides of the box body.

6. The ternary precursor waste recovery device according to claim 5, characterized in that: The inner wall of the box body is provided with a slot extending downward from the upper end of the box body to the middle thereof, and the outer wall of the filter plate is provided with a slider matching the slot. When the slider falls into the bottom of the slot, the filter plate is suspended in the middle of the box body.

7. The ternary precursor waste recovery device according to claim 5, characterized in that: A handle for holding is fixedly connected to the upper end of the filter plate.

8. The ternary precursor waste recovery device according to claim 1, characterized in that: A liquid discharge port for discharging water is provided at the lower end of the side surface of the box body, and a rubber plug for sealing is threadedly connected to the inner wall of the liquid discharge port.

9. The ternary precursor waste recovery device according to claim 1, characterized in that: A sealing ring is provided between the box body and the box cover for sealing. The upper end of the box body is connected to the box cover through a hinge. The upper end of the box cover is fixedly connected to a transmission pipe for connection. A positioning pin for fastening is inserted on one side of the transmission pipe.

10. The ternary precursor waste recovery device according to claim 1, characterized in that: The lower end of the box body is threadedly connected with a support column for limiting position, and the lower end of the support column is fixedly connected with a load-bearing block for supporting.

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