Efficient automatic mixing stirrer for ternary precursor raw materials

Abstract

The utility model discloses an efficient and automatic ternary precursor raw material mixing stirrer which comprises a base, a stirring kettle body is installed on one side of the top end of the base, a conical cooling block is installed in the stirring kettle body, a cooling coil is installed in the conical cooling block, and the cooling coil is connected with the stirring kettle body. The two ends of the cooling coil are connected with a water return pipe and a water inlet pipe respectively. According to the utility model, the conical cooling block is arranged in the stirring kettle, and the cooling coil is arranged in the conical cooling block, so that raw materials are in contact with the outer wall of the conical cooling block when the stirring kettle is used, the raw materials are continuously cooled, and the low-temperature stirring of the raw materials is realized; the conical cooling block is arranged on the stirring kettle body, so that materials are stacked between the bottom of the conical cooling block and the stirring kettle body, and the double stirring shafts are arranged, so that the raw materials can be better and fully stirred, and the stirring kettle is better in stirring effect and material uniformity.

Description

Technical Field

[0001] The utility model relates to the technical field of mixers, and particularly relates to a high-efficiency automatic mixer for ternary precursor materials. Background Art

[0002] The ternary precursor material is nickel cobalt manganese hydroxide. The conventional cathode material for batteries is lithium cobaltate. The precursor product of the ternary composite cathode material is made of nickel salt, cobalt salt, and manganese salt, and the ratio of nickel, cobalt, and manganese inside can be adjusted according to actual needs.

[0003] When using a traditional mixer in the prior art to mix ternary precursor materials, since the mixing of ternary precursor materials needs to be carried out at a relatively low ambient temperature,

[0004] After retrieval, [Chinese Invention] CN202311306589.3, a low-temperature lithium iron phosphate battery cathode slurry production device, and [Chinese Utility Model] CN202021725256.6, a high-speed dispersion mixer for lithium battery slurry, both lack a cooling device, resulting in the high temperature generated by friction during stirring being likely to cause the raw materials to deteriorate.

[0005] Therefore, how to provide a high-efficiency automatic mixer for ternary precursor materials to solve the problems existing in the prior art is of great significance for its application. Summary of the Utility Model

[0006] In view of this, the purpose of this application is to provide a high-efficiency automatic mixer for ternary precursor materials to solve the problem that the existing mixers all lack a cooling device, resulting in the high temperature generated by friction during stirring being likely to cause the raw materials to deteriorate.

[0007] To achieve the above purpose, the utility model provides the following technical solutions:

[0008] A high-efficiency automatic mixer for ternary precursor materials includes a base. On one side of the top of the base, a stirring kettle body is installed. Inside the stirring kettle body, a conical cooling block is installed. Inside the conical cooling block, a cooling coil is installed. The two ends of the cooling coil are respectively connected to a return water pipe and a water inlet pipe;

[0009] A transmission shaft is rotatably connected inside the conical cooling block. The top of the transmission shaft is fixedly connected to a rotating frame. The bottom ends on both sides of the rotating frame are rotatably connected to stirring shafts. Transmission gears are installed at the tops of the two stirring shafts. A toothed ring is installed at the top of the conical cooling block. The transmission gear is meshed with the toothed ring. The stirring shafts are inclined. The inclination angle of the stirring shafts is the same as the slope of the conical cooling block.

[0010] Preferably, a motor is installed on the other side of the top end of the base. The output shaft of the motor is drivingly connected to a driving sprocket. The bottom end of the transmission shaft extends to the bottom end of the base and is fixedly connected with a driving sprocket. A transmission chain is used for driving connection between the driving sprocket and the transmission sprocket.

[0011] Preferably, the bottom ends of the water inlet pipe and the water return pipe both extend below the base, and the cooling coil is close to the outer wall of the conical cooling block.

[0012] Preferably, an upper cover is installed on the top end of the stirring kettle body. A discharge pipe is installed on one side of the bottom end of the stirring kettle body, and a discharge cylinder is installed on one side of the discharge pipe.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] 1. In the present utility model, a conical cooling block is arranged inside the stirring kettle, and a cooling coil is arranged inside the conical cooling block. During use, the raw materials are in contact with the outer wall of the conical cooling block, so as to continuously cool the raw materials, and realize low-temperature stirring of the raw materials.

[0015] 2. Due to the arrangement of the conical cooling block in the present utility model, the materials are accumulated between the bottom of the conical cooling block and the stirring kettle body. And a double stirring shaft is arranged, so that the raw materials can be stirred more fully. The stirring effect of the present utility model is better, and the uniformity of the materials is better.

[0016] The above description is only an overview of the technical solution of this application. In order to be able to understand the technical means of this application more clearly, it can be implemented according to the content of the specification. And in order to make the above and other purposes, features and advantages of this application more obvious and understandable, the following is a detailed description of the preferred embodiments of this application in conjunction with the drawings as follows.

[0017] Those skilled in the art will understand the above and other purposes, advantages and features of this application more clearly according to the following detailed description of the specific embodiments of this application in conjunction with the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the following drawings are some embodiments of this application. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained according to these drawings. In all the drawings, similar elements or parts are generally denoted by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn to actual scale.

[0019] Figure 1 It is a structural schematic diagram of the present utility model;

[0020] Figure 2 This is the structural diagram of the conical cooling block in the present utility model.

[0021] In the figure: 1. Base; 2. Motor; 3. Driving sprocket; 4. Transmission chain; 5. Driven sprocket; 6. Return water pipe; 7. Water inlet pipe; 8. Cooling coil; 9. Discharge pipe; 10. Discharge cylinder; 11. Stirring kettle body; 12. Stirring shaft; 13. Transmission gear; 14. Upper cover; 15. Ring gear; 16. Rotating frame; 17. Transmission shaft; 18. Conical cooling block. Specific embodiments

[0022] To make the objectives, technical solutions, and advantages of the embodiments of this application clearer, the technical solutions in the embodiments of this application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of this application. Obviously, the described embodiments are some, but not all, of the embodiments of this application. In the following description, specific details such as specific configurations and components are provided only to assist in a comprehensive understanding of the embodiments of this application. Therefore, those skilled in the art should clearly understand that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of this application. Additionally, descriptions of known functions and structures are omitted in the embodiments for the sake of clarity and conciseness.

[0023] In addition, this application may repeat reference numerals and / or letters in different instances. This repetition is for the purpose of simplification and clarity and does not in itself indicate the relationship between the various embodiments and / or arrangements discussed.

[0024] The term "and / or" in this document is merely a description of the associated relationship of the associated objects, indicating that three relationships may exist. For example, A and / or B may represent: A exists alone, B exists alone, and both A and B exist simultaneously. The term " / and" in this document describes another associated object relationship, indicating that two relationships may exist. For example, A / and B may represent: A exists alone, and both A and B exist. Additionally, the character " / " in this document generally indicates that the associated objects before and after are in an "or" relationship.

[0025] It should also be noted that in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise", or any other variant thereof are intended to cover non-exclusive inclusion.

[0026] Please refer to Figure 1-2, the present invention provides a technical solution for an efficient automatic mixing blender for ternary precursor raw materials: including a base 1, a mixing kettle body 11 is installed on one side of the top of the base 1, a conical cooling block 18 is installed inside the mixing kettle body 11, a cooling coil 8 is installed inside the conical cooling block 18, and both ends of the cooling coil 8 are respectively connected to a return water pipe 6 and a water inlet pipe 7;

[0027] A transmission shaft 17 is rotatably connected inside the conical cooling block 18, a rotating frame 16 is fixedly connected to the top end of the transmission shaft 17, both bottom ends on both sides of the rotating frame 16 are rotatably connected to stirring shafts 12, driving gears 13 are installed at the top ends of both stirring shafts 12, a gear ring 15 is installed at the top end of the conical cooling block 18, the driving gears 13 are meshed with the gear ring 15, the stirring shafts 12 are inclined, and the inclination angle of the stirring shafts 12 is the same as the slope of the conical cooling block 18.

[0028] A motor 2 is installed on the other side of the top of the base 1, the output shaft of the motor 2 is drivingly connected to a driving sprocket 3, the bottom end of the transmission shaft 17 extends to the bottom of the base 1 and is fixedly connected to a driving sprocket 3, and a transmission chain 4 is used for driving connection between the driving sprocket 3 and a transmission sprocket 5.

[0029] In this embodiment, the motor 2 drives the driving sprocket 3 to rotate, the driving sprocket 3 drives the transmission sprocket 5 to rotate through the transmission chain 4, the transmission sprocket 5 drives the rotating frame 16 to rotate through the transmission shaft 17. During the rotation of the rotating frame 16, the two stirring shafts 12 start to revolve around the transmission shaft 17 as the axis, and due to the arrangement of the driving gears 13 and the gear ring 15, the two stirring shafts 12 can rotate, so as to realize the full stirring of the raw materials.

[0030] The bottom ends of the water inlet pipe 7 and the return water pipe 6 both extend below the base 1, the cooling coil 8 is close to the outer wall of the conical cooling block 18, and the water inlet pipe 7 and the return water pipe 6 are connected to a chiller, so that cooling water circulation can be carried out in the cooling coil 8, thereby realizing the low-temperature stirring of the raw materials.

[0031] An upper cover 14 is installed on the top of the mixing kettle body 11, a discharge pipe 9 is installed on one side of the bottom end of the mixing kettle body 11, and a discharge cylinder 10 is installed on one side of the discharge pipe 9.

[0032] During specific use, the raw materials are put into the main body 11 of the stirring kettle, the motor 2 is started, the motor 2 drives the driving sprocket 3 to rotate, the driving sprocket 3 drives the driven sprocket 5 to rotate through the transmission chain 4, the driven sprocket 5 drives the rotating frame 16 to rotate through the transmission shaft 17. During the rotation of the rotating frame 16, the two stirring shafts 12 start to revolve around the transmission shaft 17 as the axis, and due to the provision of the transmission gears 13 and the gear ring 15, the two stirring shafts 12 can rotate self - sufficiently, so as to achieve full stirring of the raw materials. During the stirring process, cooling water continuously circulates in the cooling coil 8, thereby taking away the heat generated by the friction of the raw materials during stirring, realizing low - temperature stirring of the raw materials. After the stirring is completed, the raw material mixture is discharged through the discharging cylinder 10.

[0033] The above are only the preferred embodiments of the present invention, and it does not thereby limit the protection scope of the present invention. For those skilled in the art, the present invention can have various changes and modifications. Any changes, modifications, substitutions, integrations, and parameter changes made to these embodiments by means of conventional substitutions or capable of achieving the same functions without departing from the principle and spirit of the present invention fall within the protection scope of the present invention.

Claims

1. An efficient automatic mixing blender for ternary precursor raw materials, characterized in that: It includes a base (1). On one side of the top of the base (1), a stirring kettle body (11) is installed. Inside the stirring kettle body (11), a conical cooling block (18) is installed. Inside the conical cooling block (18), a cooling coil pipe (8) is installed. The two ends of the cooling coil pipe (8) are respectively connected to a return water pipe (6) and a water inlet pipe (7). Inside the conical cooling block (18), a transmission shaft (17) is rotatably connected. At the top of the transmission shaft (17), a rotating frame (16) is fixedly connected. At the bottom ends of both sides of the rotating frame (16), stirring shafts (12) are rotatably connected. At the top ends of the two stirring shafts (12), transmission gears (13) are installed. At the top of the conical cooling block (18), a toothed ring (15) is installed. The transmission gears (13) are meshed with the toothed ring (15). The stirring shafts (12) are inclined. The inclination angle of the stirring shafts (12) is the same as the slope of the conical cooling block (18).

2. The high-efficiency automatic mixing blender for ternary precursor raw materials according to claim 1, characterized in that: On the other side of the top of the base (1), a motor (2) is installed. The output shaft of the motor (2) is drivingly connected to a driving sprocket (3). The bottom end of the transmission shaft (17) extends to the bottom of the base (1) and is fixedly connected with a driving sprocket (3). A driving sprocket (3) and a transmission sprocket (5) are drivingly connected by a transmission chain (4).

3. The high-efficiency automatic mixing blender for ternary precursor raw materials according to claim 2, characterized in that: The bottom ends of the water inlet pipe (7) and the return water pipe (6) both extend below the base (1). The cooling coil pipe (8) is close to the outer wall of the conical cooling block (18).

4. The high-efficiency automatic mixing blender for ternary precursor raw materials according to claim 3, characterized in that: At the top of the stirring kettle body (11), a top cover (14) is installed. On one side of the bottom of the stirring kettle body (11), a discharge pipe (9) is installed. On one side of the discharge pipe (9), a discharge cylinder (10) is installed.

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