Ternary precursor material pretreatment device

Abstract

The utility model discloses a ternary precursor material pretreatment device, and relates to the technical field of pretreatment devices. The ternary precursor material pretreatment device comprises a pretreatment box, a drying plate is inserted into the upper sides of the left inner wall and the right inner wall in the pretreatment box and rotationally connected through fixing pins, two third springs which are correspondingly arranged left and right are fixedly connected to the rear side of the lower surface of the drying plate, and two vibration motors are started at the same time; the two vibration motors transmit generated vibration to the filter plate, and two second springs and two first springs are matched, so that the filter plate vibrates, the ternary precursor material is filtered, and the ternary precursor material falls onto the upper surface of the collecting plate, and the ternary precursor material can be filtered; by arranging the drying device and the filtering device, drying and filtering treatment of the ternary precursor material can be continuously carried out, equipment does not need to be replaced, and the pretreatment efficiency of the ternary precursor material is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pretreatment devices, in particular to a ternary precursor material pretreatment device. Background Art

[0002] Ternary precursor is a key raw material for preparing lithium-ion battery cathode materials. Its production process includes raw material preparation, raw material pretreatment, precursor synthesis, post-processing and product packaging. The main raw materials of ternary precursors include lithium salts, nickel salts, cobalt salts and manganese salts. During the production process, these raw materials need to be prepared and their quality must meet the requirements. The procurement and storage of raw materials need to be strictly controlled to ensure the stability and reliability of subsequent production. Raw material pretreatment is to improve the purity and activity of the raw materials to ensure the efficiency of subsequent synthesis reactions and the stability of product quality. In this link, the raw materials need to be dried and screened to remove impurities and undesirable components.

[0003] The existing pretreatment device for ternary precursor materials generally uses two devices to complete drying and screening. That is, the ternary precursor material is first taken to a device for drying, and then the dried ternary precursor material is collected and transferred to another pretreatment device for screening. The whole process is time-consuming and labor-intensive, increases production costs, and reduces pretreatment efficiency. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a ternary precursor material pretreatment device, which can solve the problem that the existing ternary precursor material pretreatment device is generally dried and screened by two devices, that is, the ternary precursor material is first taken to a device for drying treatment, and then the dried ternary precursor material is collected and transferred to another pretreatment device for screening treatment. The whole process is time-consuming and labor-intensive, which increases production costs and reduces pretreatment efficiency.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a ternary precursor material pretreatment device, comprising a pretreatment box, a drying plate is plugged into the upper side of the left and right inner walls of the pretreatment box, and is rotatably connected by a fixing pin, and two third springs correspondingly arranged on the left and right are fixedly connected to the rear side of the lower surface of the drying plate, and the lower ends of the two third springs are fixedly connected to a fourth support plate, and the two fourth support plates are correspondingly arranged on the left and right;

[0008] The two fourth support plates are respectively fixedly connected to the left and right inner walls of the pre-treatment box, and the lower surfaces of the two fourth support plates are provided with filtering devices;

[0009] Among them, the rear ends of the left and right sides of the pretreatment box are provided with limit slots, the two limit slots are arranged correspondingly on the left and right, and the two limit slots are communicated with the interior of the pretreatment box, and the lower ends of the left and right sides of the pretreatment box away from the limit slots are fixedly connected with a third support plate;

[0010] Wherein, the upper surfaces of the two third support plates are provided with lifting devices;

[0011] Among them, first support plates are fixedly connected in the middle of the left and right sides of the pretreatment box, drying devices are arranged on the upper surfaces of the two first support plates, and a cleaning device is arranged on the front surface of the pretreatment box.

[0012] Preferably, the filtering device comprises two second springs, the two second springs are respectively fixedly connected to the rear sides of the lower surfaces of the two fourth support plates, the lower ends of the two second springs are fixedly connected to the filter plates, and the filter plates are inclined;

[0013] Among them, two vibration motors correspondingly arranged on the left and right are fixedly connected to the middle of the lower surface of the filter plate, and two first springs correspondingly arranged on the left and right are fixedly connected to the front side of the lower surface of the filter plate;

[0014] Wherein, the left and right inner walls of the pretreatment box are fixedly connected with two first fixing plates arranged correspondingly in front and back, and the lower ends of the two first springs are fixedly connected to the upper surface of the first fixing plate located at the rear side;

[0015] Among them, rectangular grooves are opened on the opposite surfaces of the two first fixed plates, and the inner walls of the two rectangular grooves are slidably connected with the collecting plates, and the left side of the upper surface of the collecting plates is fixedly connected with the first handle.

[0016] Preferably, the lifting device comprises two second electric hydraulic rods, the two second electric hydraulic rods are respectively fixedly connected to the upper surfaces of the two third support plates, the output ends of the two second electric hydraulic rods are both fixedly connected to the second support plates, and the opposite surfaces of the two second support plates are both fixedly connected to the limit plates;

[0017] Among them, one end of the two limit plates away from the second support plate slides through the inner walls of the two limit grooves respectively, and one end of the two limit plates located inside the pretreatment box is fixedly connected to the opposite surfaces of the drying plate respectively.

[0018] Preferably, the drying device comprises two first electric hydraulic rods, which are respectively fixedly connected to the upper surfaces of the two first support plates, and the telescopic ends of the two first electric hydraulic rods are both fixedly connected to connecting plates, and the two connecting plates are arranged correspondingly on the left and right;

[0019] The opposite surfaces of the two connecting plates are fixedly connected with a heat-insulating cover, the top of the heat-insulating cover is fixedly connected with a heating plate, and the front and rear ends of the lower surface of the heat-insulating cover are fixedly connected with two correspondingly arranged fixed columns on the left and right;

[0020] Wherein, the ends of the four fixing columns away from the heat-insulating cover slide and penetrate into the upper surface of the pretreatment box respectively.

[0021] Preferably, the cleaning device comprises a protection box, which is fixedly connected to the upper surface of the pretreatment box, an air pump is fixedly connected to the bottom of the protection box, and a telescopic air pipe is fixedly connected to the air outlet of the air pump;

[0022] Among them, a connecting pipe is fixedly connected to the upper side of the rear surface of the telescopic air pipe, the connecting pipe is communicated with the interior of the telescopic air pipe, the end of the connecting pipe away from the telescopic air pipe penetrates into the interior of the insulation cover, and the end of the connecting pipe located inside the insulation cover is fixedly connected to a hose.

[0023] Preferably, one end of the hose away from the connecting pipe is fixedly connected to a heat-insulating box, the heat-insulating box is communicated with the interior of the connecting pipe, and the heat-insulating box is fixedly connected to the upper surface of the drying plate;

[0024] Among them, a plurality of air outlet pipes are fixedly connected to the rear surface of the thermal insulation box, and the plurality of air outlet pipes are communicated with the interior of the thermal insulation box. A protective door is arranged on the left side of the pretreatment box, and a second handle is fixedly connected to the outer surface of the protective door.

[0025] (III) Beneficial effects

[0026] Compared with the prior art, the beneficial effects of the utility model are:

[0027] (1) The ternary precursor material pretreatment device starts the heating plate to dry the ternary precursor material on the drying plate. After the drying is completed, the two second electric hydraulic rods are started at the same time. The telescopic ends of the two second electric hydraulic rods drive the two second support plates to move downward. The two second support plates drive the two limit plates to move downward through the inner walls of the two limit grooves. The two limit plates drive the rear end of the drying plate to move downward, so that the drying plate is inclined. Then, the two vibration motors are started at the same time. The two vibration motors transmit the generated vibration to the filter plate, and cooperate with the two second springs and the two first springs to make the filter plate vibrate, filter the ternary precursor material, and make the ternary precursor material fall onto the upper surface of the collecting plate, so as to complete the filtration of the ternary precursor material. By setting the drying device and the filtering device, the drying and filtering of the ternary precursor material can be carried out continuously without the need to replace the equipment, thereby improving the pretreatment efficiency of the ternary precursor material.

[0028] (2) The ternary precursor material pretreatment device can be discharged by opening the protective door through the second handle and then pulling the collecting plate out from the inner walls of the two rectangular grooves through the first handle. Then, the protective door is re-engaged into the inner walls of the two rectangular grooves and the protective door is closed to complete the removal of the ternary precursor material, thereby improving the convenience of use of the ternary precursor material pretreatment device. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0030] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0031] Figure 2 This is a bottom view of the interior of the thermal insulation cover of the utility model;

[0032] Figure 3 This is a schematic diagram of the internal structure connection of the pretreatment box of the utility model;

[0033] Figure 4 This is a schematic diagram of the connection of the first fixing plate of the utility model;

[0034] Figure 5 for Figure 1 Enlarged schematic diagram at point A in the middle.

[0035] Figure numerals: 1. pretreatment box; 2. first electric hydraulic rod; 3. first support plate; 4. protective door; 5. protective box; 6. telescopic air pipe; 7. connecting pipe; 8. connecting plate; 9. thermal insulation cover; 10. fixing column; 11. second support plate; 12. second electric hydraulic rod; 13. third support plate; 14. heating plate; 15. air pump; 16. hose; 17. drying plate; 18. air outlet pipe; 19. thermal insulation box; 20. fourth support plate; 21. first fixed plate; 22. collecting plate; 23. first spring; 24. vibration motor; 25. filter plate; 26. second spring; 27. third spring; 28. limit plate; 29. ​​rectangular groove; 30. limit groove. DETAILED DESCRIPTION

[0036] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0037] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0038] In the description of the present utility model, "greater than", "less than", "exceed" etc. are understood as not including the number itself, and "above", "below", "within" etc. are understood as including the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0039] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0040] See also Figure 1-5 The utility model provides a technical solution: a ternary precursor material pretreatment device, including a pretreatment box 1, a drying plate 17 is inserted on the upper side of the left and right inner walls of the pretreatment box 1, and is rotatably connected by a fixing pin, and the rear side of the lower surface of the drying plate 17 is fixedly connected to two third springs 27 correspondingly arranged on the left and right, and the lower ends of the two third springs 27 are fixedly connected to a fourth support plate 20, and the two fourth support plates 20 are arranged correspondingly on the left and right, and the two fourth support plates 20 are respectively fixedly connected to the left and right inner walls of the pretreatment box 1, and the two fourth support plates 20 are fixedly connected to the left and right inner walls of the pretreatment box 1. A filtering device is provided on the lower surface, and limiting grooves 30 are provided at the rear ends of the left and right sides of the pretreatment box 1. The two limiting grooves 30 are correspondingly arranged on the left and right sides, and the two limiting grooves 30 are communicated with the interior of the pretreatment box 1. The lower ends of the left and right sides of the pretreatment box 1 away from the limiting grooves 30 are fixedly connected with third support plates 13, and the upper surfaces of the two third support plates 13 are provided with lifting devices. The middle of the left and right sides of the pretreatment box 1 is fixedly connected with a first support plate 3, and the upper surfaces of the two first support plates 3 are provided with drying devices, and the front surface of the pretreatment box 1 is provided with a cleaning device.

[0041] Furthermore, the filtering device includes two second springs 26, which are respectively fixedly connected to the rear sides of the lower surfaces of the two fourth support plates 20, and the lower ends of the two second springs 26 are fixedly connected to the filter plate 25, which is inclined, and the middle of the lower surface of the filter plate 25 is fixedly connected to two vibration motors 24 correspondingly arranged on the left and right. The vibration motor 24 is the prior art and is not described here. The front side of the lower surface of the filter plate 25 is fixedly connected to two first springs 23 correspondingly arranged on the left and right. The left and right inner walls of the pretreatment box 1 are fixedly connected to two first fixed plates 21 correspondingly arranged in the front and back. The lower ends of the two first springs 23 are fixedly connected to the upper surface of the first fixed plate 21 on the rear side, and the opposite surfaces of the two first fixed plates 21 are provided with rectangular grooves 29. The inner walls of the two rectangular grooves 29 are slidably connected to the collecting plate 22, and the left side of the upper surface of the collecting plate 22 is fixedly connected to the first handle.

[0042] Furthermore, the lifting device includes two second electric hydraulic rods 12, which are respectively fixedly connected to the upper surfaces of the two third support plates 13, and the output ends of the two second electric hydraulic rods 12 are fixedly connected to the second support plate 11, and the opposite surfaces of the two second support plates 11 are fixedly connected to the limiting plates 28, and the two limiting plates 28 are respectively slid through the inner walls of the two limiting grooves 30 at one end away from the second support plate 11, and the two limiting plates 28 are respectively located at one end inside the pretreatment box 1 and fixedly connected to the opposite surfaces of the drying plate 17.

[0043] Furthermore, the drying device includes two first electric hydraulic rods 2, which are respectively fixedly connected to the upper surfaces of the two first support plates 3, and the telescopic ends of the two first electric hydraulic rods 2 are fixedly connected to the connecting plates 8, and the two connecting plates 8 are arranged correspondingly on the left and right. The opposite surfaces of the two connecting plates 8 are fixedly connected to the insulation cover 9, and the top of the insulation cover 9 is fixedly connected to the heating plate 14. The front and rear ends of the lower surface of the insulation cover 9 are fixedly connected to two fixed columns 10 arranged correspondingly on the left and right, and the four fixed columns 10 are all slid into the upper surface of the pretreatment box 1 at one end away from the insulation cover 9.

[0044] Furthermore, the cleaning device includes a protective box 5, which is fixedly connected to the upper surface of the pretreatment box 1, and an air pump 15 is fixedly connected to the bottom of the protective box 5. The air outlet of the air pump 15 is fixedly connected to a telescopic air pipe 6, and a connecting pipe 7 is fixedly connected to the upper side of the rear surface of the telescopic air pipe 6. The connecting pipe 7 is communicated with the interior of the telescopic air pipe 6, and the end of the connecting pipe 7 away from the telescopic air pipe 6 penetrates into the interior of the insulation cover 9, and the end of the connecting pipe 7 located inside the insulation cover 9 is fixedly connected to a hose 16, and the end of the hose 16 away from the connecting pipe 7 is fixedly connected to an insulation box 19, which is communicated with the interior of the connecting pipe 7, and the insulation box 19 is fixedly connected to the upper surface of the drying plate 17, and a plurality of air outlet pipes 18 are fixedly connected to the rear surface of the insulation box 19, and the plurality of air outlet pipes 18 are all communicated with the interior of the insulation box 19. The number of the plurality of air outlet pipes 18 can be determined according to actual conditions. A protective door 4 is provided on the left side of the pretreatment box 1, and a second handle is fixedly connected to the outer surface of the protective door 4.

[0045] Furthermore, when in use, the ternary precursor material is first placed on the upper surface of the drying plate 17, and then the first electric hydraulic rod 2 is started, the first electric hydraulic rod 2 drives the two connecting plates 8 to move downward, the two connecting plates 8 drive the insulation cover 9 to move downward, and at the same time, the insulation cover 9 moves downward through the outer walls of the four fixing columns 10, and waits until the lower surface of the insulation cover 9 fits with the upper surface of the pretreatment box 1, and then the heating plate 14 is started to dry the ternary precursor material on the drying plate 17. After drying, the two The second electric hydraulic rod 12, the telescopic ends of the two second electric hydraulic rods 12 drive the two second support plates 11 to move downward, the two second support plates 11 drive the two limit plates 28 to move downward through the inner walls of the two limit grooves 30, and the two limit plates 28 drive the rear end of the drying plate 17 to move downward, so that the drying plate 17 is inclined, and then the air pump 15 is started, and the air pump 15 transmits the gas generated by itself to the inside of the temperature isolation box 19 through the telescopic air delivery pipe 6, the connecting pipe 7 and the hose 16, and then discharges it through the multiple outlet pipes 18 , the dried ternary precursor material is blown into the interior of the pretreatment box 1, and falls onto the upper surface of the filter plate 25, and then the two vibration motors 24 are started at the same time, and the two vibration motors 24 transmit the generated vibration to the filter plate 25, and cooperate with the two second springs 26 and the two first springs 23 to make the filter plate 25 vibrate, filter the ternary precursor material, and make the ternary precursor material fall onto the upper surface of the collecting plate 22, so as to complete the filtration of the ternary precursor material. By setting the drying device and the filtering device The device can make the drying and filtering treatment of the ternary precursor material proceed continuously without the need to replace the equipment, thereby improving the pretreatment efficiency of the ternary precursor material. The protective door 4 is opened by the second handle, and then the collecting plate 22 is pulled out from the inner walls of the two rectangular grooves 29 by the first handle to complete the discharge of the material. Then the protective door 4 is re-engaged in the inner walls of the two rectangular grooves 29, and then the protective door 4 is closed to complete the collection of the ternary precursor material, thereby improving the convenience of use of the present ternary precursor material pretreatment device.

[0046] Working principle: When using the ternary precursor material pretreatment device, first place the ternary precursor material on the upper surface of the drying plate 17, then start the first electric hydraulic rod 2, the first electric hydraulic rod 2 drives the two connecting plates 8 to move downward, the two connecting plates 8 drive the insulation cover 9 to move downward, and at the same time, the insulation cover 9 moves downward through the outer walls of the four fixed columns 10, wait until the lower surface of the insulation cover 9 fits with the upper surface of the pretreatment box 1, start the heating plate 14, and dry the ternary precursor material on the drying plate 17, and the drying is completed. Then, the two second electric hydraulic rods 12 are started at the same time, and the telescopic ends of the two second electric hydraulic rods 12 drive the two second support plates 11 to move downward, and the two second support plates 11 drive the two limit plates 28 to move downward through the inner walls of the two limit grooves 30, and the two limit plates 28 drive the rear end of the drying plate 17 to move downward, so that the drying plate 17 is inclined, and then the air pump 15 is started, and the air pump 15 transmits the gas generated by itself to the inside of the temperature isolation box 19 through the telescopic air delivery pipe 6, the connecting pipe 7 and the hose 16, and then passes through multiple outlets. The ternary precursor material after drying is discharged through the air pipe 18, and is blown into the interior of the pretreatment box 1, and falls onto the upper surface of the filter plate 25, and then the two vibration motors 24 are started at the same time, and the two vibration motors 24 transmit the generated vibration to the filter plate 25, and cooperate with the two second springs 26 and the two first springs 23 to make the filter plate 25 vibrate, filter the ternary precursor material, and make the ternary precursor material fall onto the upper surface of the collecting plate 22, so as to complete the filtration of the ternary precursor material. The filtering device can make the drying and filtering treatment of the ternary precursor material continuous, without the need to replace equipment, thereby improving the pretreatment efficiency of the ternary precursor material. The protective door 4 is opened by the second handle, and then the collecting plate 22 is pulled out from the inner walls of the two rectangular grooves 29 by the first handle to complete the discharge, and then the protective door 4 is re-engaged in the inner walls of the two rectangular grooves 29, and then the protective door 4 is closed to complete the collection of the ternary precursor material, thereby improving the convenience of using this ternary precursor material pretreatment device.

[0047] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A ternary precursor material pretreatment device, comprising a pretreatment box (1), characterized in that: A drying plate (17) is inserted into the upper sides of the left and right inner walls of the pretreatment box (1) and is rotatably connected via a fixing pin; two third springs (27) are fixedly connected to the rear side of the lower surface of the drying plate (17) and are arranged correspondingly on the left and right; the lower ends of the two third springs (27) are fixedly connected to a fourth support plate (20); and the two fourth support plates (20) are arranged correspondingly on the left and right; The two fourth support plates (20) are respectively fixedly connected to the left and right inner walls of the pretreatment box (1), and the lower surfaces of the two fourth support plates (20) are provided with filtering devices; The rear ends of the left and right sides of the pretreatment box (1) are both provided with limiting grooves (30), the two limiting grooves (30) are arranged correspondingly on the left and right sides, and the two limiting grooves (30) are both communicated with the interior of the pretreatment box (1), and the lower ends of the left and right sides of the pretreatment box (1) away from the limiting grooves (30) are fixedly connected to the third support plate (13); Wherein, the upper surfaces of the two third support plates (13) are provided with lifting devices; Wherein, first support plates (3) are fixedly connected in the middle of the left and right sides of the pretreatment box (1), and drying devices are arranged on the upper surfaces of the two first support plates (3); Wherein, a cleaning device is arranged on the front surface of the pretreatment box (1).

2. A ternary precursor material pretreatment device according to claim 1, characterized in that: The filtering device comprises two second springs (26), the two second springs (26) are respectively fixedly connected to the rear sides of the lower surfaces of the two fourth support plates (20), the lower ends of the two second springs (26) are fixedly connected to the filtering plates (25), and the filtering plates (25) are inclined; Wherein, two vibration motors (24) arranged correspondingly on the left and right are fixedly connected to the middle of the lower surface of the filter plate (25), and two first springs (23) arranged correspondingly on the left and right are fixedly connected to the front side of the lower surface of the filter plate (25); Wherein, the left and right inner walls of the pretreatment box (1) are fixedly connected to two first fixing plates (21) arranged correspondingly in the front and rear, and the lower ends of the two first springs (23) are fixedly connected to the upper surface of the first fixing plate (21) located at the rear side; The opposite surfaces of the two first fixing plates (21) are provided with rectangular grooves (29), the inner walls of the two rectangular grooves (29) are slidably connected with a collecting plate (22), and the left side of the upper surface of the collecting plate (22) is fixedly connected with a first handle.

3. The ternary precursor material pretreatment device according to claim 1, characterized in that: The lifting device comprises two second electric hydraulic rods (12), the two second electric hydraulic rods (12) are respectively fixedly connected to the upper surfaces of two third support plates (13), the output ends of the two second electric hydraulic rods (12) are both fixedly connected to the second support plates (11), and the opposite surfaces of the two second support plates (11) are both fixedly connected to the limiting plates (28); The ends of the two limit plates (28) that are away from the second support plate (11) slide through the inner walls of the two limit grooves (30) respectively, and the ends of the two limit plates (28) that are located inside the pretreatment box (1) are fixedly connected to the opposite surfaces of the drying plate (17).

4. The ternary precursor material pretreatment device according to claim 1, characterized in that: The drying device comprises two first electric hydraulic rods (2), the two first electric hydraulic rods (2) are respectively fixedly connected to the upper surfaces of two first support plates (3), the telescopic ends of the two first electric hydraulic rods (2) are both fixedly connected to a connecting plate (8), and the two connecting plates (8) are arranged correspondingly on the left and right; The opposite surfaces of the two connecting plates (8) are fixedly connected with a heat-insulating cover (9), the top of the heat-insulating cover (9) is fixedly connected with a heating plate (14), and the front and rear ends of the lower surface of the heat-insulating cover (9) are fixedly connected with two fixed columns (10) arranged correspondingly on the left and right; The ends of the four fixing columns (10) that are away from the heat-insulating cover (9) slide through the upper surface of the pretreatment box (1).

5. The ternary precursor material pretreatment device according to claim 1, characterized in that: The cleaning device comprises a protection box (5), the protection box (5) is fixedly connected to the upper surface of the pretreatment box (1), the bottom of the protection box (5) is fixedly connected to an air pump (15), and the air outlet of the air pump (15) is fixedly connected to a telescopic air delivery pipe (6); A connecting pipe (7) is fixedly connected to the upper side of the rear surface of the telescopic gas pipe (6), the connecting pipe (7) is in communication with the interior of the telescopic gas pipe (6), one end of the connecting pipe (7) away from the telescopic gas pipe (6) penetrates into the interior of the thermal insulation cover (9), and one end of the connecting pipe (7) located inside the thermal insulation cover (9) is fixedly connected to a hose (16).

6. The ternary precursor material pretreatment device according to claim 5, characterized in that: An end of the hose (16) away from the connecting pipe (7) is fixedly connected to a heat-insulating box (19), the heat-insulating box (19) is communicated with the interior of the connecting pipe (7), and the heat-insulating box (19) is fixedly connected to the upper surface of the drying plate (17); The rear surface of the thermal insulation box (19) is fixedly connected with a plurality of air outlet pipes (18), and the plurality of air outlet pipes (18) are all in communication with the interior of the thermal insulation box (19); Wherein, a protective door (4) is arranged on the left side of the pretreatment box (1), and a second handle is fixedly connected to the outer surface of the protective door (4).

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