Crushing and drying integrated equipment in negative electrode raw material coke for lithium battery negative electrode material

Abstract

The utility model belongs to the technical field of lithium battery negative electrode material processing, and particularly relates to negative electrode raw material coke intermediate crushing and drying integrated equipment for lithium battery negative electrode materials, which comprises a crushing device and further comprises a drying box, the drying box is fixedly connected to the bottom of the crushing device, and an inner cavity of the drying box is communicated with an inner cavity of the crushing device. An observation window is arranged on one side of the drying box; the supporting rod is fixedly connected to the inner wall of the drying box, a first rotating rod is rotationally connected into the supporting rod, the bottom end of the first rotating rod extends into an inner cavity of the drying box and is rotationally connected with the drying box, a first stirring rod is fixedly connected to the bottom end of the first rotating rod, and a second stirring rod is rotationally connected to the peripheral side of the first rotating rod; the utility model solves the problems that when the crushed negative electrode raw material coke contains moisture, a user needs to take out the crushed negative electrode raw material coke and dry the crushed negative electrode raw material coke to carry out subsequent treatment, so that the working content of the user is increased, and the working efficiency of the user is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to lithium electricity negative pole material processing technical field especially relates to a kind of negative pole raw material coke in lithium electricity negative pole material is used in the integrated equipment of crushing and drying. BACKGROUND

[0002] The negative pole raw material coke crushing equipment is also known as a raw material crushing device, which is mainly used for finely crushing negative pole raw material coke (such as petroleum coke, needle coke, and calcined coke) to meet the particle size requirements for preparing graphite negative electrode materials. This type of equipment typically has the ability to efficiently control particle size and adapt to different material characteristics.

[0003] For example, Chinese Patent No. CN212855925U discloses a raw material crushing device for producing negative electrode materials, which includes a working box, a driving roller, and a driven roller. The top of the working box is provided with a U-shaped frame, and the inner bottom of the U-shaped frame is provided with two oppositely arranged sliding rails. A pressing plate is arranged between the two sliding rails, and the top of the pressing plate is fixedly connected with a spring. The top of the U-shaped frame is provided with a movable rod. By cooperating with the limiting groove, U-shaped frame, sliding rail, sliding block, pressing plate, spring, hole, and movable rod, the pressing plate exerts downward pressure on the graphite block, increasing the friction between the graphite block and the teeth, and reducing the likelihood of slipping between the graphite block and the teeth, thereby increasing the crushing efficiency of the device.

[0004] The above-mentioned patent has the following problems:

[0005] The above-mentioned crushing device can crush negative pole raw material coke, but it does not have a drying mechanism. When the crushed negative pole raw material coke contains moisture, the user needs to remove the crushed negative pole raw material coke and dry it before proceeding with the subsequent processing, which increases the user's workload and reduces the user's work efficiency. Therefore, we propose a negative pole raw material coke crushing and drying integrated equipment for lithium battery negative electrode materials. Invention Content

[0006] The utility model aims to provide a negative pole raw material coke crushing and drying integrated equipment for lithium battery negative electrode materials to solve the problems raised in the background art.

[0007] Therefore, the utility model provides a negative pole raw material coke crushing and drying integrated equipment for lithium battery negative electrode materials, which includes a crushing device and further comprises:

[0008] A drying box is fixedly connected to the bottom of the crushing device, and the inner cavity of the drying box is in communication with the inner cavity of the crushing device. An observation window is provided on one side of the drying box.

[0009] A support rod is fixedly connected to the inner wall of the drying box, a first rotating rod is rotatably connected to the support rod, the bottom end of the first rotating rod extends into the inner cavity of the drying box and is rotatably connected to the drying box, the bottom end of the first rotating rod is fixedly connected to a first stirring rod, and a second stirring rod is rotatably connected to the lateral side of the first rotating rod;

[0010] A driving assembly is arranged between the drying box and the support rod and is used to drive the first stirring rod and the second stirring rod to rotate, respectively;

[0011] A through slot is arranged on the inner wall of the drying box and is connected to the outside, and a limiting plate is slidably connected to the through slot;

[0012] A fixing assembly is arranged in the limiting plate and is used to fix the limiting plate;

[0013] A ventilation pipe is fixedly connected to the other side of the drying box, a plurality of air outlet pipes are fixedly connected to the ventilation pipe, one end of the plurality of air outlet pipes penetrates through the other side of the drying box and extends into the inner cavity of the drying box and is connected to the inner cavity of the drying box;

[0014] A fixing plate is fixedly connected to the other side of the drying box, a hot air fan is fixedly connected to the fixing plate, an air inlet pipe is fixedly connected to the air outlet of the hot air fan, one end of the air inlet pipe is fixed to the ventilation pipe, and the inner cavity of the air inlet pipe is connected to the inner cavity of the ventilation pipe.

[0015] Based on the above structure, by setting the drying box, ensure that the broken negative electrode raw material coke can enter into the drying box, by setting the ventilation pipe, the air outlet pipe, the hot air machine and the air inlet pipe, when the negative electrode raw material coke enters into the drying box, the user starts the hot air machine, lets the hot air machine injects hot air into the ventilation pipe through the air inlet pipe, and lets the ventilation pipe dry the broken negative electrode raw material coke through the plurality of air outlet pipes, through the setting of the through groove and the limiting plate, ensure that the limiting plate can slide in the through groove, and ensure that the limiting plate can intercept the negative electrode raw material coke in the inner cavity of the drying box, through the setting of the fixing assembly, ensure that the user can fix the limiting plate in the through groove through the fixing assembly, through the setting of the observation window, ensure that the user can observe the drying condition of the negative electrode raw material coke in the inner cavity of the drying box through the observation window, through the setting of the supporting rod, the first rotating rod and the first stirring rod, ensure that the first rotating rod can drive the first stirring rod to rotate in the inner cavity of the drying box, through the setting of the second stirring rod, ensure that the second stirring rod can rotate on the side of the first rotating rod, through the setting of the driving assembly, ensure that the user can drive the first rotating rod and the second stirring rod to rotate in opposite directions respectively, let the first rotating rod can drive the first stirring rod to rotate in the opposite direction of the second stirring rod, make the first stirring rod and the second stirring rod can scatter the negative electrode raw material coke accumulated together in the inner cavity of the drying box, further accelerate the drying efficiency.

[0016] In the above technical solution, further, the driving assembly comprises:

[0017] The gear groove is opened in the supporting rod, the first bevel gear and the second bevel gear are rotationally connected in the gear groove, the bottom end of the first bevel gear is fixed with the top end of the first rotating rod, the bottom end of the second bevel gear penetrates the inner wall of the gear groove and extends into the inner cavity of the drying box and is fixed with the top end of the second stirring rod, and the first bevel gear and the second bevel gear are engaged with the third bevel gear.

[0018] The rotating groove is opened in the supporting rod and is communicated with the gear groove, the second rotating rod is rotationally connected in the rotating groove, and one end of the second rotating rod penetrates the inner wall of the rotating groove and extends into the gear groove and is fixed with the third bevel gear.

[0019] The motor is fixedly connected on the other side of the drying box, and the output shaft of the motor penetrates the drying box and the supporting rod and extends into the rotating groove and is fixed with the other end of the second rotating rod.

[0020] In the technical solution, the first stirring rod and the second stirring rod can rotate in opposite directions, and the first stirring rod and the second stirring rod can scatter the accumulated negative electrode raw material coke.

[0021] In the above technical solution, further, one end of the second bevel gear is rotationally connected with the supporting rod.

[0022] In the technical solution, it is ensured that one end of the second bevel gear can rotate normally in the supporting rod.

[0023] In the technical solution, further, one end of the second rotating rod is rotationally connected with the gear groove.

[0024] In the technical solution, it is ensured that one end of the second rotating rod can rotate normally in the gear groove.

[0025] In the technical solution, further, the output shaft of the motor is rotationally connected with the drying box and the rotating groove.

[0026] In the technical solution, it is ensured that the output shaft of the motor can rotate normally in the drying box and the rotating groove.

[0027] In the technical solution, further, the fixing assembly comprises:

[0028] The sliding groove is arranged in the limiting plate and is communicated with the inner wall of the through groove, the limiting rod is slidably connected in the sliding groove, one end of the limiting rod extends to the inner wall of the through groove and is insertedly connected with the through groove, and the limiting rod is fixedly connected with the spring which is fixed to the inner wall of the sliding groove.

[0029] In the technical solution, it is ensured that the limiting plate can be fixed in the through groove and cannot move.

[0030] In the technical solution, further, the inner cavities of the plurality of air outlet pipes are communicated with the inner cavity of the ventilation pipe.

[0031] In the technical solution, it is ensured that the hot air entering the ventilation pipe can be discharged into the inner cavity of the drying box through the plurality of air outlet pipes.

[0032] The beneficial effects of the utility model are as follows:

[0033] 1. The lithium battery negative electrode material uses the negative electrode raw material coke in the crushing and drying integrated equipment, the broken negative electrode raw material coke can be ensured to enter the drying box through the setting drying box, when the negative electrode raw material coke enters the drying box, the user starts the hot blast machine, the hot blast machine injects hot air into the ventilation pipe through the air inlet pipe, and the ventilation pipe is dried to the broken negative electrode raw material coke through a plurality of air outlet pipes, the limiting plate can be ensured to slide in the through groove through the setting through groove and limiting plate, and the limiting plate can intercept the negative electrode raw material coke in the inner cavity of the drying box, the limiting plate can be fixed in the through groove through the setting fixing assembly, the user can observe the drying condition of the negative electrode raw material coke in the inner cavity of the drying box through the setting observation window, and the problem that when the broken negative electrode raw material coke contains moisture, the user needs to take out the broken negative electrode raw material coke and dry it before subsequent processing, which increases the user's work content and reduces the user's work efficiency is solved.

[0034] 2. The lithium battery negative electrode material uses the negative electrode raw material coke in the crushing and drying integrated equipment, the first rotating rod can drive the first stirring rod to rotate in the inner cavity of the drying box through the setting supporting rod, the first rotating rod and the first stirring rod, the second stirring rod can be ensured to rotate on the side of the first rotating rod through the setting second stirring rod, the user can drive the first rotating rod and the second stirring rod to rotate in opposite directions through the setting driving assembly, the first rotating rod can drive the first stirring rod to rotate in the opposite direction of the second stirring rod, and the first stirring rod and the second stirring rod can scatter the negative electrode raw material coke accumulated together in the inner cavity of the drying box, further accelerating the drying efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0035] Figure 1 It is the overall structure schematic diagram of the utility model;

[0036] Figure 2 It is the internal structure schematic diagram of the whole of the utility model;

[0037] Figure 3 It is the internal structure schematic diagram of the drying box of the utility model;

[0038] Figure 4 It is the explosion structure schematic diagram of the second stirring rod area of the utility model;

[0039] Figure 5 It is the internal structure schematic diagram of the limiting plate.

[0040] The marks in the figure are:

[0041] 1, crushing device; 2, drying box; 3, observation window; 4, support rod; 5, first rotating rod; 6, first stirring rod; 7, second stirring rod; 8, through slot; 9, limiting plate; 10, ventilation pipe; 11, air outlet pipe; 12, fixed plate; 13, hot air machine; 14, air inlet pipe; 15, gear groove; 16, first bevel gear; 17, second bevel gear; 18, third bevel gear; 19, rotating groove; 20, second rotating rod; 21, motor; 22, sliding groove; 23, limiting rod; 24, spring. DETAILED DESCRIPTION

[0042] The technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art belong to the scope of protection of the present application.

[0043] In the description of the present application, it should be noted that the terms used herein are only intended to describe the specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For the convenience of description, the sizes of the various parts shown in the drawings are not drawn in accordance with the actual proportional relationship. The technology, methods and devices known to those skilled in the relevant art can not be discussed in detail, but should be considered as part of the authorized description. In all examples shown and discussed herein, any specific value should be interpreted as merely exemplary, and not as a limitation. Therefore, other examples of exemplary embodiments can have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so further discussion is not needed in the subsequent drawings once an item is defined in one drawing.

[0044] It should be noted that the terms "first", "second" and the like in the specification and claims of the present application are used to distinguish similar objects, and are not intended to describe a specific order or chronological sequence. It should be understood that the data used in this way can be exchanged under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than that illustrated or described herein, and the objects distinguished by "first", "second" and the like are generally a class, and do not limit the number of objects, for example, the first object can be one or more. In addition, "and / or" in the specification and claims indicates at least one of the connected objects, and the character " / ", generally indicates that the front and rear associated objects are in an "or" relationship.

[0045] It should be noted that in the description of the present application, the terms of orientation such as "front, back, up, down, left, right", "transverse, vertical, perpendicular, horizontal" and "top, bottom" and the like indicated orientation or position relationship are generally based on the orientation or position relationship shown in the drawings, only for the convenience of describing the present application and simplifying the description, without making the opposite statement, these orientation terms do not indicate and imply that the device or element referred to must have a particular orientation or be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the scope of protection of the present application; the orientation terms "inner, outer" refer to the inner and outer of the contour of each component itself.

[0046] It should be noted that in the present application, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent to such process, method, article or device. Without more limitation, the element defined by the sentence "including a" does not exclude the existence of other identical elements in the process, method, article or device including the element. In addition, it should be pointed out that the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, but can also include performing functions in a substantially simultaneous manner or in the opposite order according to the functions involved, for example, the described method can be performed in an order different from that described, and various steps can also be added, omitted or combined. In addition, the features described with reference to certain examples can be combined in other examples.

[0047] Embodiment 1:

[0048] Please refer to Figure 1 - Figure 5 As shown in the drawings, the present embodiment provides a negative electrode raw material coke crushing and drying integrated equipment for lithium negative electrode material, which comprises a crushing device 1, further comprising:

[0049] A drying box 2 is fixedly connected to the bottom of the crushing device 1, and the inner cavity of the drying box 2 is communicated with the inner cavity of the crushing device 1. An observation window 3 is arranged on one side of the drying box 2;

[0050] A support rod 4 is fixedly connected to the inner wall of the drying box 2. A first rotating rod 5 is rotatably connected in the support rod 4. The bottom end of the first rotating rod 5 extends into the inner cavity of the drying box 2 and is rotatably connected with the drying box 2. The bottom end of the first rotating rod 5 is fixedly connected with a first stirring rod 6. The first rotating rod 5 is rotatably connected with a second stirring rod 7 on the lateral side thereof.

[0051] A driving assembly is located between the drying box 2 and the support rod 4, and is used to drive the first stirring rod 6 and the second stirring rod 7 to rotate, respectively;

[0052] The through groove 8 is arranged on the inner wall of the drying box 2 and is connected with the outside, and the limiting plate 9 is slidably connected in the through groove 8;

[0053] The fixing assembly is arranged in the limiting plate 9 and is used for fixing the limiting plate 9;

[0054] The ventilation pipe 10 is fixedly connected to the other side of the drying box 2, a plurality of air outlet pipes 11 are fixedly connected to the ventilation pipe 10, one end of the plurality of air outlet pipes 11 penetrates through the other side of the drying box 2 and extends into the inner cavity of the drying box 2 and is connected with the inner cavity of the drying box 2;

[0055] The fixing plate 12 is fixedly connected to the other side of the drying box 2, the hot air fan 13 is fixedly connected to the fixing plate 12, the air inlet pipe 14 is fixedly connected to the air outlet of the hot air fan 13, one end of the air inlet pipe 14 is fixed to the ventilation pipe 10, and the inner cavity of the air inlet pipe 14 is connected with the inner cavity of the ventilation pipe 10.

[0056] Embodiment 2:

[0057] The embodiment provides a negative electrode material for a lithium battery, and in addition to the technical solutions of the above-mentioned embodiments, the driving assembly comprises:

[0058] The gear groove 15 is arranged in the supporting rod 4, the first bevel gear 16 and the second bevel gear 17 are rotatably connected in the gear groove 15, the bottom end of the first bevel gear 16 is fixed to the top end of the first rotating rod 5, the bottom end of the second bevel gear 17 penetrates through the inner wall of the gear groove 15 and extends into the inner cavity of the drying box 2 and is fixed to the top end of the second stirring rod 7, and the first bevel gear 16 and the second bevel gear 17 are meshed with the third bevel gear 18;

[0059] The rotating groove 19 is arranged in the supporting rod 4 and is connected with the gear groove 15, the second rotating rod 20 is rotatably connected in the rotating groove 19, and one end of the second rotating rod 20 penetrates through the inner wall of the rotating groove 19 and extends into the gear groove 15 and is fixed to the third bevel gear 18;

[0060] The motor 21 is fixedly connected to the other side of the drying box 2, and the output shaft of the motor 21 penetrates through the drying box 2 and the supporting rod 4 and extends into the rotating groove 19 and is fixed to the other end of the second rotating rod 20.

[0061] Wherein, in use, the user starts the motor 21, the output shaft of the motor 21 drives the second rotating rod 20 to rotate in the rotating groove 19, one end of the second rotating rod 20 drives the third bevel gear 18 to rotate in the gear groove 15, when the third bevel gear 18 rotates, the third bevel gear 18 drives the first bevel gear 16 and the second bevel gear 17 to rotate in opposite directions respectively, when the first bevel gear 16 rotates, the first bevel gear 16 drives the first stirring rod 6 to rotate in the inner cavity of the drying box 2 through the first rotating rod 5, when the second bevel gear 17 rotates, the second bevel gear 17 drives the second stirring rod 7 to rotate on the side of the first rotating rod 5 in the direction opposite to the rotating direction of the first stirring rod 6, ensuring that the first stirring rod 6 and the second stirring rod 7 can rotate in opposite directions, so that the first stirring rod 6 and the second stirring rod 7 can scatter the accumulated negative electrode raw material coke.

[0062] Embodiment 3:

[0063] The embodiment provides a negative electrode raw material coke crushing, drying and integrating equipment for lithium battery negative electrode materials, in addition to the technical scheme of the above-mentioned embodiment, further has the following technical features, one end of the second bevel gear 17 is rotatably connected with the supporting rod 4.

[0064] Wherein, ensure that one end of the second bevel gear 17 can normally rotate in the supporting rod 4.

[0065] Embodiment 4:

[0066] The embodiment provides a negative electrode raw material coke crushing, drying and integrating equipment for lithium battery negative electrode materials, in addition to the technical scheme of the above-mentioned embodiment, further has the following technical features, one end of the second bevel gear 17 is rotatably connected with the supporting rod 4.

[0067] Wherein, ensure that one end of the second bevel gear 17 can normally rotate in the supporting rod 4.

[0068] Embodiment 5:

[0069] The embodiment provides a negative electrode raw material coke crushing, drying and integrating equipment for lithium battery negative electrode materials, in addition to the technical scheme of the above-mentioned embodiment, further has the following technical features, one end of the second bevel gear 17 is rotatably connected with the supporting rod 4.

[0070] Wherein, ensure that one end of the second bevel gear 17 can normally rotate in the supporting rod 4.

[0071] Embodiment 6:

[0072] The embodiment provides a negative electrode raw material coke crushing, drying and integrating equipment for lithium battery negative electrode materials, in addition to the technical scheme of the above-mentioned embodiment, further has the following technical features, the fixing assembly comprises:

[0073] A sliding slot 22 is formed in the limiting plate 9 and communicates with the inner wall of the through slot 8. A limiting rod 23 is slidably connected in the sliding slot 22. One end of the limiting rod 23 extends to the inner wall of the through slot 8 and is inserted and matched with the through slot 8. A spring 24 is fixedly connected to the limiting rod 23 and fixed to the inner wall of the sliding slot 22.

[0074] When the user observes the negative electrode raw material coke drying in the drying box 2 through the observation window 3, the user pulls the limiting rod 23 with his hand, so that one end of the limiting rod 23 enters the sliding slot 22 from the inner wall of the through slot 8 and compresses the spring 24. At this time, the fixation of the limiting plate 9 is released. Then the user pulls the limiting plate 9 with his hand, so that the limiting plate 9 slides in the through slot 8. When the limiting plate 9 slides to the appropriate position, the dried negative electrode raw material coke is discharged to the outside. After the discharge is completed, the user reversely slides the limiting plate 9 with his hand, so that the limiting plate 9 reversely slides along the through slot 8. When the limiting plate 9 reversely slides to the appropriate position, the user releases the hand pulling the limiting rod 23, so that one end of the limiting rod 23 is affected by the rebound force of the spring 24 and is inserted into the sliding slot 22 from the inner wall of the through slot 8. Thus, the limiting plate 9 can be fixed in the through slot 8 and cannot be moved.

[0075] Embodiment 7:

[0076] The embodiment provides a negative electrode raw material coke crushing and drying integrated equipment for lithium battery negative electrode materials. In addition to the technical solutions of the above-mentioned embodiments, the negative electrode raw material coke crushing and drying integrated equipment has the following technical features. The inner cavities of the plurality of air outlet pipes 11 communicate with the inner cavity of the ventilation pipe 10.

[0077] In this way, the hot air entering the ventilation pipe 10 can be discharged into the inner cavity of the drying box 2 through the plurality of air outlet pipes 11.

[0078] In use, the user starts the crushing device 1, and then pours the negative electrode raw material coke into the crushing device 1, so that the crushing device 1 crushes the negative electrode raw material coke, and the crushed negative electrode raw material coke enters the inner cavity of the drying box 2. When the crushed negative electrode raw material coke enters the drying box 2, the user starts the air heater 13, so that the air heater 13 injects hot air into the ventilation pipe 10 through the air inlet pipe 14, and the ventilation pipe 10 dries the crushed negative electrode raw material coke through the air outlet pipes 11. At the same time, the user starts the motor 21, so that the output shaft of the motor 21 drives the second rotating rod 20 to rotate in the rotating groove 19, and one end of the second rotating rod 20 drives the third bevel gear 18 to rotate in the gear groove 15. When the third bevel gear 18 rotates, the third bevel gear 18 drives the first bevel gear 16 and the second bevel gear 17 to rotate in opposite directions. When the first bevel gear 16 rotates, the first bevel gear 16 drives the first stirring rod 6 to rotate in the inner cavity of the drying box 2 through the first rotating rod 5. When the second bevel gear 17 rotates, the second bevel gear 17 drives the second stirring rod 7 to rotate on the side of the first rotating rod 5 in a direction opposite to the rotation direction of the first stirring rod 6, so that the first stirring rod 6 and the second stirring rod 7 can rotate in opposite directions, and the first stirring rod 6 and the second stirring rod 7 can scatter the accumulated negative electrode raw material coke. When the user observes the drying of the negative electrode raw material coke in the drying box 2 through the observation window 3, the user pulls the limiting rod 23 with his hand, so that one end of the limiting rod 23 enters the sliding groove 22 from the inner wall of the through groove 8 and compresses the spring 24. At this time, the fixing of the limiting plate 9 is released, and then the user pulls the limiting plate 9 with his hand, so that the limiting plate 9 slides in the through groove 8. When the limiting plate 9 slides to the appropriate position, the dried negative electrode raw material coke is discharged to the outside. After the discharge is completed, the user reversely slides the limiting plate 9 with his hand, so that the limiting plate 9 reversely slides along the through groove 8. When the limiting plate 9 reversely slides to the appropriate position, the user releases the hand that pulls the limiting rod 23, so that one end of the limiting rod 23 is affected by the rebound force of the spring 24 and is inserted into the inner wall of the through groove 8 from the sliding groove 22, so that the limiting plate 9 can be fixed in the through groove 8 and cannot move.

[0079] The embodiments of the present application are described above in combination with the drawings. In the case of no conflict, the embodiments and the features in the embodiments can be combined with each other, and the present application is not limited to the above-mentioned specific embodiments. The above-mentioned specific embodiments are only illustrative, but not limited. Those skilled in the art can make many forms under the inspiration of the present application without departing from the scope of the present application and the protection scope of the claims.

Claims

1. A negative electrode material for a lithium battery, comprising a crushing device (1), characterized in that, Also include: The drying box (2) is fixedly connected at the bottom of the crushing device (1), and the inner cavity of the drying box (2) is communicated with the inner cavity of the crushing device (1), one side of the drying box (2) is provided with an observation window (3); The support rod (4) is fixedly connected to the inner wall of the drying box (2), the first rotating rod (5) is rotatably connected in the support rod (4), the bottom end of the first rotating rod (5) extends into the inner cavity of the drying box (2) and is rotatably connected with the drying box (2), the bottom end of the first rotating rod (5) is fixedly connected with the first stirring rod (6), and the side of the first rotating rod (5) is rotatably connected with the second stirring rod (7); The driving assembly is located between the drying box (2) and the support rod (4), and is used for driving the first stirring rod (6) and the second stirring rod (7) to rotate respectively; The through groove (8) is formed in the inner wall of the drying box (2) and is communicated with the outside, and the limiting plate (9) is slidably connected in the through groove (8); The fixing assembly is located in the limiting plate (9) and is used for fixing the limiting plate (9); The ventilation pipe (10) is fixedly connected to the other side of the drying box (2), a plurality of air outlet pipes (11) are fixedly connected to the ventilation pipe (10), one end of the plurality of air outlet pipes (11) penetrates the other side of the drying box (2) and extends into the inner cavity of the drying box (2) and is communicated with the inner cavity of the drying box (2); The fixed plate (12) is fixedly connected to the other side of the drying box (2), the hot air fan (13) is fixedly connected to the fixed plate (12), the air outlet of the hot air fan (13) is fixedly connected with the air inlet pipe (14), one end of the air inlet pipe (14) is fixed with the ventilation pipe (10), and the inner cavity of the air inlet pipe (14) is communicated with the inner cavity of the ventilation pipe (10).

2. The coke drying and crushing integrated device for negative electrode materials of lithium batteries according to claim 1, characterized in that, The driving assembly includes: The gear groove (15) is formed in the support rod (4), the first bevel gear (16) and the second bevel gear (17) are rotatably connected in the gear groove (15), the bottom end of the first bevel gear (16) is fixed with the top end of the first rotating rod (5), the bottom end of the second bevel gear (17) penetrates the inner wall of the gear groove (15) and extends into the inner cavity of the drying box (2) and is fixed with the top end of the second stirring rod (7), the first bevel gear (16) and the second bevel gear (17) are engaged with the third bevel gear (18); The rotating groove (19) is formed in the support rod (4) and is communicated with the gear groove (15), the second rotating rod (20) is rotatably connected in the rotating groove (19), one end of the second rotating rod (20) penetrates the inner wall of the rotating groove (19) and extends into the gear groove (15) and is fixed with the third bevel gear (18); A motor (21) is fixedly connected to the other side of the drying box (2), and an output shaft of the motor (21) penetrates the drying box (2) and the supporting rod (4) and extends into the rotating groove (19) and is fixed to the other end of the second rotating rod (20).

3. The coke drying and crushing integrated device for negative electrode materials of lithium batteries according to claim 2, characterized in that, One end of the second bevel gear (17) is rotatably connected to the supporting rod (4).

4. The coke drying and crushing integrated device for negative electrode materials of lithium batteries according to claim 2, characterized in that, One end of the second rotating rod (20) is rotatably connected to the gear groove (15).

5. The coke drying and crushing integrated apparatus for anode material of lithium battery according to claim 2, characterized in that, The output shaft of the motor (21) is rotatably connected to the drying box (2) and the rotating groove (19).

6. The coke drying and crushing integrated apparatus for anode material of lithium battery according to claim 1, characterized in that, The fixing assembly comprises: A sliding groove (22) is formed in the limiting plate (9) and communicates with the inner wall of the through groove (8), a limiting rod (23) is slidably connected in the sliding groove (22), one end of the limiting rod (23) extends to the inner wall of the through groove (8) and is insertedly connected with the through groove (8), and a spring (24) fixed to the inner wall of the sliding groove (22) is fixedly connected to the limiting rod (23).

7. The coke drying and crushing integrated apparatus for anode material of lithium battery according to claim 1, characterized in that, The inner cavities of the plurality of air outlet pipes (11) communicate with the inner cavity of the ventilation pipe (10).

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