Preparation device of high-efficiency carbon sequestration type composite material

By introducing bevel gear sets and rocker rack and pinion structures into the mixing equipment, the coaxial reversal and periodic change of rotation direction of the mixing mechanism are achieved, which solves the problem of uneven mixing in traditional mixing equipment, improves the uniformity and preparation efficiency of composite materials, and reduces energy consumption.

CN224474945UActive Publication Date: 2026-07-10QINGDAO UNIV OF TECH

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
QINGDAO UNIV OF TECH
Filing Date
2025-06-11
Publication Date
2026-07-10

AI Technical Summary

Technical Problem

Traditional mixing equipment is prone to generating eddies when processing high-viscosity or composite materials containing solid particles, resulting in uneven mixing and increased mixing time and energy consumption.

Method used

A high-efficiency carbon-fixing composite material preparation device is adopted. The bevel gear set in the drive mechanism realizes the coaxial reversal and periodic rotation direction change of the stirring mechanism. Combined with the rocker arm, rack and pinion and driven gear, the fixed flow mode of the material is broken, and the material is fully exchanged and mixed.

Benefits of technology

It significantly improves the uniformity of composite materials, shortens the preparation time, increases preparation efficiency, and reduces production costs.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a kind of preparation devices of high-efficiency carbon fixation type composite material, it is related to carbon fixation type composite material technical field, including stirring container and the box body of fixed connection in stirring container top, stirring container and box body are hollow structure and the side wall center of two mutual closings is equipped with the passage one along the axial penetration of stirring container, the drive mechanism is equipped in the box body;In the utility model, through bevel gear set in drive mechanism, the coaxial counter-rotation of stirring mechanism in stirring container is realized, through rocker arm, rack rod, driven gear and sleeve plate in drive mechanism, the periodic rotation direction change of stirring mechanism is realized, this dynamic stirring mode can break the fixed flow pattern of material in stirring process, promote different levels of material to exchange and mix fully, to improve the uniformity of composite material significantly, shorten preparation time, also improve preparation efficiency, reduce production cost.
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Description

Technical Field

[0001] This utility model relates to the field of carbon-fixed composite materials technology, specifically to a high-efficiency carbon-fixed composite material preparation device. Background Technology

[0002] Carbon-fixing composite materials are a special type of composite material, typically made by cementing materials to bind specific aggregates (such as treated carbon-based aggregates) and fiber materials according to specific components and technical parameters. Through specific preparation processes, this type of material realizes the resource utilization of waste and the expansion of carbon sequestration pools, and has social, ecological and economic benefits such as emission reduction, carbon reduction and resource conservation. It can transform waste into valuable composite materials while achieving carbon fixation and storage.

[0003] The manufacturing process involves processing municipal solid waste or biomass raw materials through primary sorting, crushing, secondary sorting, drying, carbonization, cooling, tertiary sorting, and modification to obtain carbonized materials as carbon-based aggregates. An appropriate amount of cementing material is added to the mixed aggregates and fibers and stirred evenly. The cementing material plays a role in binding the aggregates and fibers into a whole.

[0004] Traditional mixing equipment often uses a single direction of rotation for mixing, which may lead to uneven mixing of materials. This is especially true when processing high-viscosity or composite materials containing solid particles. Unidirectional mixing can cause eddies in the internal mixing material, thus affecting the mixing effect and even increasing the mixing time, thereby indirectly increasing energy consumption.

[0005] In view of the above, this application is hereby submitted. Utility Model Content

[0006] The purpose of this invention is to provide a highly efficient apparatus for preparing carbon-fixing composite materials, so as to solve the problems mentioned in the background art.

[0007] To solve the above-mentioned technical problems, this utility model provides a high-efficiency carbon-fixing composite material preparation device, including a stirring container and a box fixedly connected to the top of the stirring container. Both the stirring container and the box are hollow structures, and a channel is opened at the center of one side wall close to each other, extending through the stirring container axially. The box is equipped with a driving mechanism, which includes a pulley 1 and a pulley 2 rotatably connected to the top of the box. A drive shaft is fixedly connected to the side wall of the pulley 2 near the box. The drive shaft passes through the box, and a rocker arm is fixedly connected to one end of the drive shaft that passes through the box. A rack is rotatably connected to the end of the rocker arm away from the drive shaft. A driven gear is meshed with the end of the rack away from the rocker arm. The driven gear is coaxially arranged with the channel. A bevel gear set is provided on the side of the driven gear near the stirring container. A stirring mechanism is connected to the side of the bevel gear set away from the driven gear. The stirring mechanism is located inside the stirring container.

[0008] Furthermore, a motor is fixedly connected to the top of the first pulley, and the motor is fixedly connected to the top of the housing. The same transmission belt is fitted inside the grooves of the first and second pulleys. Both the first and second pulleys are set off-axis from the driven gear, and the housing has space for the rocker arm and rack to swing. The stirring mechanism includes a rotating shaft fixedly connected to the inside of the driven gear and coaxially arranged. A bevel gear set is fitted on the outer arc wall of the rotating shaft. A sleeve plate is fitted on the outside of the driven gear. The end of the sleeve plate near the driven gear is rotatably connected to the outer arc wall of the rotating shaft. The end of the rack away from the rocker arm slides inside the sleeve plate.

[0009] Furthermore, the driven gear is located inside the sleeve plate, and the bevel gear set is located on the side of the sleeve plate away from the pulley one and inside the housing. The bevel gear set includes a bevel gear one fixedly connected to the outer arc wall of the rotating shaft one, a bevel gear two provided on the side of the bevel gear one away from the sleeve plate, the bevel gear one and the bevel gear two are coaxial and their teeth are both oriented towards the side that is close to each other, the two ends of the side that is close to each other of the bevel gear one and the bevel gear two are respectively meshed with the same bevel gear three, and the outer sides of the two bevel gear three are rotatably connected to the same fixed frame, which is fixedly connected to the inner side wall of the housing.

[0010] Furthermore, the second bevel gear in the bevel gear set is sleeved on the outside of the first rotating shaft. The rocker arm, rack and pinion and driven gear do not contact the bevel gear set. The end of the first rotating shaft that passes through the driven gear is rotatably connected to the inner wall of the top of the box. The end of the first rotating shaft away from the driven gear passes through the first channel to the inside of the stirring container. The end of the outer arc wall of the first rotating shaft away from the driven gear is successively sleeved with a first sleeve shaft, a second sleeve shaft and a fixed cover. Several stirring blades arranged in a ring array are fixedly connected to the outer arc walls of the first sleeve shaft and the fixed cover.

[0011] Furthermore, a rotating shaft 2 is fixedly connected to the side of the bevel gear 2 away from the bevel gear 1 in the bevel gear set. The rotating shaft 2 is disposed through a channel 1 on the side away from the bevel gear 2 and rotates in the channel 1. The rotating shaft 2 has a through channel 2 opened along the axial direction. The rotating shaft 1 rotates in the channel 2, and the sleeve shaft 1 is located between the rotating shaft 2 and the sleeve shaft 2. The rotating shaft 2, the sleeve shaft 1, and the sleeve shaft 2 abut against each other.

[0012] Furthermore, the sleeve shaft one and the rotating shaft two are interlocked. Several locking blocks arranged in a circular array are fixedly connected to the side wall of the sleeve shaft one near the rotating shaft two. Several slots arranged in a circular array are opened on the side wall of the rotating shaft two near the sleeve shaft one. Several locking blocks correspond one-to-one with several slots. The cross-sectional radius of the end of the rotating shaft one away from the bevel gear set is larger than the cross-sectional radius of the end of the rotating shaft one near the bevel gear set, and there is a cliff-like transition between the two sections of the rotating shaft one.

[0013] Furthermore, a spline sleeve is provided on the outer arc wall of the rotating shaft one corresponding to one end of the sleeve shaft two, and a matching spline is provided on the inner arc wall of the sleeve shaft two. A fixing bolt is fixedly connected to the center of the side wall of the rotating shaft one away from the bevel gear set, and a fixing cap is threaded to the outside of the fixing bolt. A ball is embedded on the side wall of the sleeve shaft two near the sleeve shaft one, and an annular rolling groove is opened on the side of the sleeve shaft one near the sleeve shaft two.

[0014] Furthermore, the mixing container has a feed inlet at the top of one side of the outer arc wall, a discharge outlet at the bottom, and a support frame at the bottom.

[0015] Compared with the prior art, the beneficial effects of this utility model are:

[0016] The bevel gear set in the drive mechanism enables the stirring mechanism to rotate coaxially and reverse within the stirring container. The rocker arm, rack, driven gear, and sleeve in the drive mechanism enable the stirring mechanism to change its rotation direction periodically. This dynamic stirring method can break the fixed flow pattern of materials during the stirring process, promote the full exchange and mixing of materials at different levels, thereby significantly improving the uniformity of composite materials, shortening the preparation time, improving preparation efficiency, and reducing production costs. Attached Figure Description

[0017] Figure 1 A cross-sectional view of the internal structure of a device for preparing a high-efficiency carbon-fixing composite material;

[0018] Figure 2 This is a schematic diagram of the drive mechanism in a device for preparing a high-efficiency carbon-fixing composite material.

[0019] Figure 3 An exploded view of the drive mechanism in a device for preparing a high-efficiency carbon-fixing composite material;

[0020] Figure 4 An exploded view of the stirring mechanism in a device for preparing a high-efficiency carbon-fixing composite material;

[0021] Figure 5 This is a schematic diagram of the overall structure of a device for preparing a high-efficiency carbon-fixing composite material.

[0022] In the picture:

[0023] 10. Mixing container; 11. Box body;

[0024] 20. Motor; 21. Pulley 1; 22. Pulley 2; 23. Rocker arm; 24. Rack and pinion; 25. Driven gear; 26. Sleeve plate;

[0025] 30. Rotating shaft one; 31. Sleeve shaft one; 32. Bevel gear set; 33. Sleeve shaft two; 34. Fixed cover. Detailed Implementation

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0027] Please see Figure 1-5 This utility model provides a high-efficiency carbon-fixing composite material preparation device, comprising a stirring container 10 and a box 11 fixedly connected to the top of the stirring container 10. Both the stirring container 10 and the box 11 are hollow structures, and a channel is formed at the center of one side wall of the two adjacent to each other, extending through the axial direction of the stirring container 10. A driving mechanism is provided inside the box 11, which includes a pulley 21 and a pulley 22 rotatably connected to the top of the box 11. The pulley 22 is fixedly connected to the side wall of the box 11. There is a drive shaft that passes through the housing 11 and a rocker arm 23 is fixedly connected to one end of the drive shaft that passes through the housing 11. A rack 24 is rotatably connected to the end of the rocker arm 23 away from the drive shaft. A driven gear 25 is meshed with the end of the rack 24 away from the rocker arm 23. The driven gear 25 is coaxially arranged with the channel. A bevel gear set 32 ​​is provided on the side of the driven gear 25 near the stirring container 10. A stirring mechanism is connected to the side of the bevel gear set 32 ​​away from the driven gear 25. The stirring mechanism is located inside the stirring container 10.

[0028] It should be noted that: the mixing container 10 is used to hold the material to be mixed, and the inside of the box 11 is used to house and install the drive mechanism. The cross-sectional radius of the pulley 22 is larger than that of the pulley 21. When the pulley 22 drives the rocker arm 23 to rotate through the drive shaft, it will drive the rack 24 to form a rocker structure. Furthermore, the horizontal plane of the rack 24 is located below the horizontal plane of the rocker arm 23. The ends of the rocker arm 23 and the rack 24 that are close to each other are connected to rotate through a pin.

[0029] Please see Figure 1-5This utility model provides a technical solution: a motor 20 is fixedly connected to the top of the pulley 21, the motor 20 is fixedly connected to the top of the housing 11, the same transmission belt is sleeved in the groove of the pulley 21 and the pulley 22, the pulley 21 and the pulley 22 are both set off-axis from the driven gear 25, and the housing 11 has space for the rocker arm 23 and the rack 24 to swing. The stirring mechanism includes a rotating shaft 30 fixedly connected to the inner side of the driven gear 25 and coaxially arranged, a bevel gear set 32 ​​is sleeved on the outer arc wall of the rotating shaft 30, a sleeve plate 26 is sleeved on the outer side of the driven gear 25, the end of the sleeve plate 26 near the driven gear 25 is rotatably connected to the outer arc wall of the rotating shaft 30, and the end of the rack 24 away from the rocker arm 23 slides in the sleeve plate 26.

[0030] It should be noted that: in one possible embodiment, the longitudinal section of the sleeve 26 is "door" shaped, the driven gear 25 is located between the two ends of the sleeve 26, and the sleeve 26 can rotate freely around the outer arc wall of the rotating shaft 30. At the same time, the sleeve 26 will not slide under the restriction of the driven gear 25.

[0031] When pulley 22 drives rocker arm 23 to rotate via drive shaft, rocker arm 23 drives rack 24 to swing. Under the restriction of sleeve 26, rack 24 will only slide along the inner side of sleeve 26. At the same time, sleeve 26 and rotating shaft 30 can slide relative to each other, so sleeve 26 can swing adaptively with rack 24. Meanwhile, rack 24 and driven gear 25 always remain meshed. With the continuous rotation of rocker arm 23, rack 24 continuously extends and retracts, thereby continuously changing the meshing mode with driven gear 25, thus realizing the periodic rotation direction change of the stirring mechanism.

[0032] Please see Figure 1-5 The present invention provides a technical solution: the driven gear 25 is located inside the sleeve plate 26, the bevel gear set 32 ​​is located on the side of the sleeve plate 26 away from the pulley 21 and the bevel gear set 32 ​​is located inside the housing 11. The bevel gear set 32 ​​includes a bevel gear 1 fixedly connected to the outer arc wall of the rotating shaft 30, a bevel gear 2 provided on the side of the bevel gear 1 away from the sleeve plate 26, the bevel gear 1 and the bevel gear 2 are coaxial and their teeth are both set towards the side that is close to each other, the two ends of the side that is close to each other of the bevel gear 1 and the bevel gear 2 are respectively meshed with the same bevel gear 3, the outer sides of the two bevel gear 3 are rotatably connected to the same fixing frame, and the fixing frame is fixedly connected to the inner side wall of the housing 11.

[0033] It should be noted that the bevel gear set 32 ​​includes at least four bevel gears located in the same vertical plane and meshing with each other. The axes of bevel gear one and bevel gear two are both located in the axial direction of channel one. Bevel gear three is used to transmit torque while maintaining stability. The fixed frame is used to support two bevel gears three.

[0034] Please see Figure 1-5This utility model provides a technical solution: the second bevel gear in the bevel gear set 32 ​​is sleeved on the outside of the first rotating shaft 30. The rocker arm 23, rack 24 and driven gear 25 do not contact the bevel gear set 32. The first rotating shaft 30 is rotatably connected to the inner wall of the top of the housing 11 through the driven gear 25. The end of the first rotating shaft 30 away from the driven gear 25 passes through the first channel to the inside of the stirring container 10. The end of the outer arc wall of the first rotating shaft 30 away from the driven gear 25 is sequentially sleeved with a first sleeve shaft 31, a second sleeve shaft 33 and a fixed cover 34. Several stirring blades arranged in a ring array are fixedly connected to the outer arc walls of the first sleeve shaft 31 and the fixed cover 34.

[0035] It should be noted that the rotating shaft 30 is divided into two sections. One end has a smaller cross-sectional radius, and the outer arc wall of this section is equipped with components such as driven gear 25, sleeve plate 26, and bevel gear set 32. The other end of the rotating shaft 30 has a larger cross-sectional radius, and the outer arc wall of this section is fitted with sleeve shaft 33. The rotating shaft 30 can also be regarded as two columns with different cross-sectional radii that are fixedly connected to each other.

[0036] In one possible embodiment, the side wall of the mixing blade near the housing 11 is inclined, and several housings 11 located on the same horizontal plane are closely arranged and spliced ​​along the sleeve shaft 31. The inclined surfaces of multiple mixing blades form a spiral inclined surface. Thus, during rotation, multiple mixing blades can also generate a screw-like pushing effect to promote the movement of materials.

[0037] Please see Figure 1-5 The present invention provides a technical solution: a rotating shaft 2 is fixedly connected to the side of the bevel gear 2 away from the bevel gear 1 in the bevel gear set 32. The rotating shaft 2 is disposed through a channel 1 on the side away from the bevel gear 2 and rotates in the channel 1. The rotating shaft 2 has a through channel 2 opened along the axial direction. The rotating shaft 1 30 rotates in the channel 2, and the sleeve shaft 1 31 is located between the rotating shaft 2 and the sleeve shaft 2 33. The rotating shaft 2, the sleeve shaft 1 31 and the sleeve shaft 2 33 abut against each other.

[0038] It should be noted that: the second rotating shaft facilitates the transmission of torque and the installation of the first sleeve shaft 31.

[0039] Please see Figure 1-5 The present invention provides a technical solution: the sleeve shaft 31 and the rotating shaft 2 are interlocked. A number of locking blocks arranged in a circular array are fixedly connected to the side wall of the sleeve shaft 31 near the rotating shaft 2. A number of slots arranged in a circular array are opened on the side wall of the rotating shaft 2 near the sleeve shaft 31. The number of locking blocks corresponds one-to-one with the number of slots. The cross-sectional radius of the end of the rotating shaft 30 away from the bevel gear set 32 ​​is larger than the cross-sectional radius of the end of the rotating shaft 30 near the bevel gear set 32, and there is a cliff-like transition between the two sections of the rotating shaft 30.

[0040] It should be noted that the clip and slot allow the sleeve 31 to be quickly installed with the rotating shaft 2, thereby achieving torque transmission. It can be understood that the sleeve 31 is a hollow structure, so it can be sleeved on the outside of the rotating shaft 30, and the radius of the inner arc wall of the sleeve 31 is greater than or equal to the cross-sectional radius of the end of the rotating shaft 30 corresponding to the sleeve 33 of the second sleeve.

[0041] Please see Figure 1-5 The present invention provides a technical solution: a spline sleeve is provided on the outer arc wall of the rotating shaft 30 corresponding to one end of the sleeve shaft 33, and a matching spline is provided on the inner arc wall of the sleeve shaft 33. A fixing bolt is fixedly connected to the center of the side wall of the rotating shaft 30 away from the bevel gear set 32, and a fixing cap 34 is threadedly connected to the outside of the fixing bolt. A ball is embedded on the side wall of the sleeve shaft 33 near the sleeve shaft 31, and an annular rolling groove is opened on the side of the sleeve shaft 31 near the sleeve shaft 33.

[0042] It should be noted that: the spline and spline sleeve allow for quick installation between sleeve shaft 2 33 and rotating shaft 1 30, and torque can be transmitted through the spline and spline sleeve. The fixing cover 34 and fixing bolts can limit the movement of sleeve shaft 1 31 and sleeve shaft 2 33 to prevent them from falling off.

[0043] Please see Figure 1-5 The present invention provides a technical solution: the top of one side of the outer arc wall of the mixing container 10 is provided with a feed inlet, the bottom of the mixing container 10 is provided with a discharge outlet, and the bottom of the mixing container 10 is provided with a support frame.

[0044] It should be noted that valves are installed in both the inlet and outlet (not shown in the figure).

[0045] Working principle:

[0046] When pulley 22 drives rocker arm 23 to rotate via drive shaft, rocker arm 23 drives rack 24 to swing. Under the restriction of sleeve 26, rack 24 will only slide along the inner side of sleeve 26. At the same time, sleeve 26 and rotating shaft 30 can slide relative to each other, so sleeve 26 can swing adaptively with rack 24. Meanwhile, rack 24 and driven gear 25 always remain meshed. With the continuous rotation of rocker arm 23, rack 24 continuously extends and retracts, thereby continuously changing the meshing mode with driven gear 25, thus realizing the periodic rotation direction change of the stirring mechanism.

[0047] Under the action of the bevel gear set 32, the first rotating shaft 30 and the second rotating shaft are driven to rotate in opposite directions on the same axis, which in turn drives the first sleeve shaft 31 and the second sleeve shaft 33 to rotate in opposite directions on the same axis, further enhancing the stirring effect.

Claims

1. A device for preparing a high-efficiency carbon-fixing composite material, comprising a stirring container (10) and a box (11) fixedly connected to the top of the stirring container (10), wherein both the stirring container (10) and the box (11) are hollow structures and a channel extending through the stirring container (10) axially is provided at the center of one side wall of each other, characterized in that: The housing (11) is equipped with a drive mechanism, which includes a pulley 1 (21) and a pulley 2 (22) rotatably connected to the top of the housing (11). A drive shaft is fixedly connected to the side wall of the pulley 2 (22) near the housing (11). The drive shaft passes through the housing (11) and a rocker arm (23) is fixedly connected to one end of the drive shaft passing through the housing (11). A rack rod (24) is rotatably connected to the end of the rocker arm (23) away from the drive shaft. A driven gear (25) is meshed with the end of the rack rod (24) away from the rocker arm (23). The driven gear (25) is coaxially arranged with the channel. A bevel gear set (32) is provided on the side of the driven gear (25) near the stirring container (10). A stirring mechanism is connected to the side of the bevel gear set (32) away from the driven gear (25). The stirring mechanism is located inside the stirring container (10).

2. The apparatus for preparing a high-efficiency carbon-fixing composite material as described in claim 1, characterized in that: A motor (20) is fixedly connected to the top of the pulley (21), and the motor (20) is fixedly connected to the top of the housing (11). The same transmission belt is fitted in the groove of the pulley (21) and the pulley (22). The pulley (21) and the pulley (22) are both set off from the driven gear (25). The housing (11) has space for the rocker arm (23) and the rack (24) to swing. The stirring mechanism includes a rotating shaft (30) fixedly connected to the inner side of the driven gear (25) and coaxially arranged. A bevel gear set (32) is fitted on the outer arc wall of the rotating shaft (30). A sleeve plate (26) is fitted on the outer side of the driven gear (25). The end of the sleeve plate (26) close to the driven gear (25) is rotatably connected to the outer arc wall of the rotating shaft (30). The end of the rack (24) away from the rocker arm (23) slides in the sleeve plate (26).

3. The apparatus for preparing a high-efficiency carbon-fixing composite material as described in claim 2, characterized in that: The driven gear (25) is located inside the sleeve plate (26), and the bevel gear set (32) is located on the side of the sleeve plate (26) away from the pulley (21) and inside the housing (11). The bevel gear set (32) includes a bevel gear one fixedly connected to the outer arc wall of the rotating shaft (30), a bevel gear two provided on the side of the bevel gear one away from the sleeve plate (26), the bevel gear one and the bevel gear two are coaxial and their teeth are both set towards the side that is close to each other, the two ends of the side that is close to each other are respectively meshed with the same bevel gear three, and the outer sides of the two bevel gear three are rotatably connected to the same fixed frame, which is fixedly connected to the inner side wall of the housing (11).

4. The apparatus for preparing a high-efficiency carbon-fixing composite material as described in claim 3, characterized in that: The second bevel gear in the bevel gear set (32) is sleeved on the outside of the first rotating shaft (30). The rocker arm (23), rack (24) and driven gear (25) do not contact the bevel gear set (32). The first rotating shaft (30) passes through the driven gear (25) and is rotatably connected to the inner wall of the top of the box (11). The end of the first rotating shaft (30) away from the driven gear (25) passes through the first channel to the inside of the stirring container (10). The end of the outer arc wall of the first rotating shaft (30) away from the driven gear (25) is successively sleeved with the first sleeve shaft (31), the second sleeve shaft (33) and the fixed cover (34). Several stirring blades arranged in a ring array are fixedly connected to the outer arc walls of the first sleeve shaft (31) and the fixed cover (34).

5. The apparatus for preparing a high-efficiency carbon-fixing composite material as described in claim 4, characterized in that: The bevel gear 2 in the bevel gear set (32) is fixedly connected to the side away from the bevel gear 1 with a rotating shaft 2. The side of the rotating shaft 2 away from the bevel gear 2 is provided through the channel 1 and rotates in the channel 1. The rotating shaft 2 has a through channel 2 along the axial direction. The rotating shaft 1 (30) rotates in the channel 2, and the sleeve shaft 1 (31) is located between the rotating shaft 2 and the sleeve shaft 2 (33). The rotating shaft 2, the sleeve shaft 1 (31) and the sleeve shaft 2 (33) abut against each other.

6. The apparatus for preparing a high-efficiency carbon-fixing composite material as described in claim 5, characterized in that: The sleeve shaft one (31) and the rotating shaft two are interlocked. Several locking blocks arranged in a ring array are fixedly connected to the side wall of the sleeve shaft one (31) near the rotating shaft two. Several slots arranged in a ring array are opened on the side wall of the rotating shaft two near the sleeve shaft one (31). Several locking blocks correspond one-to-one with several slots. The cross-sectional radius of the end of the rotating shaft one (30) away from the bevel gear set (32) is larger than the cross-sectional radius of the end of the rotating shaft one (30) near the bevel gear set (32). The two sections of the rotating shaft one (30) are abruptly transitioned.

7. The apparatus for preparing a high-efficiency carbon-fixing composite material as described in claim 6, characterized in that: A spline sleeve is provided on the outer arc wall of the rotating shaft one (30) at one end corresponding to the sleeve shaft two (33). A spline is provided on the inner arc wall of the sleeve shaft two (33) to match it. A fixing bolt is fixedly connected to the center of the side wall of the rotating shaft one (30) away from the bevel gear set (32). A fixing cap (34) is threaded on the outside of the fixing bolt. A ball is embedded on the side wall of the sleeve shaft two (33) close to the sleeve shaft one (31). An annular rolling groove is opened on the side of the sleeve shaft one (31) close to the sleeve shaft two (33).

8. The apparatus for preparing a high-efficiency carbon-fixing composite material as described in claim 1, characterized in that: The mixing container (10) has a feed inlet at the top of one side of the outer arc wall, a discharge outlet at the bottom, and a support frame at the bottom.