Reaction device for producing modified graphene

Abstract

The utility model relates to a reaction device for producing modified graphene, in particular to the technical field of graphene production equipment. The device comprises a reaction kettle, a support frame, a material homogenizing mechanism, a stirrer, a stirring motor, a modifier storage box, a protective side plate and a sliding mechanism, a graphene raw material is put into the material storage box from a feeding hole, and a discharging motor is started to drive a rotating shaft to rotate so as to drive discharging blades to rotate, so that the raw material is uniformly discharged into a feeding pipe from a discharging hole; meanwhile, a feeding motor is started to drive a spiral feeding rod to rotate so as to convey the raw materials into the reaction kettle from two discharging openings, uniform feeding of the raw materials is achieved, the production quality and efficiency of the modified graphene are guaranteed, in the production process, a driving motor is started to drive a screw to rotate so as to drive two moving blocks to move and get close to the reaction kettle, and the production efficiency of the modified graphene is improved. High-temperature protection of the reaction kettle is achieved, workers are effectively prevented from being scalded, and potential safety hazards are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of graphene production equipment, in particular to a reaction device for producing modified graphene. Background Art

[0002] Modified graphene refers to the surface or structural changes of graphene materials through various methods to improve their performance or give them new functions. The modification methods mainly include covalent bonding modification, non-covalent bonding modification and element doping. These modification methods can significantly improve the electronic, optical, mechanical and chemical properties of graphene, thereby broadening its application prospects in various fields.

[0003] In the production process of modified graphene, a reaction device is needed to achieve the mixing of graphene raw materials and modifiers. The existing reaction device usually directly feeds the graphene raw materials manually, which cannot achieve uniform feeding and affects the production efficiency and quality of modified graphene. In addition, the production of some modified graphene needs to be achieved under high temperature conditions. The existing reaction device does not have high temperature protection, which poses a great safety hazard. Utility Model Content

[0004] (1) Technical solution

[0005] In order to solve the above technical problems, the utility model provides a reaction device for modified graphene production, including a reactor, a support frame, a material balancing mechanism, an agitator, a stirring motor, a modifier storage box, a protective side plate, and a sliding mechanism. The reactor is fixedly supported by the support frame, and the material balancing mechanism capable of evenly conveying raw materials into the reactor is provided in the middle of the top of the reactor. The agitators are vertically installed downward on the inner wall of the top of the reactor on both sides of the material balancing mechanism, and the agitator is driven by the stirring motor. The modifier storage box is installed on the support frame, and the bottom of the modifier storage box is connected to the reactor through a liquid inlet pipe. Arc-shaped protective side plates are provided on both sides of the reactor, and the sliding mechanism capable of moving two protective side plates is provided directly below the reactor, and a discharge port is provided at the bottom of the reactor.

[0006] Preferably, the material equalizing mechanism includes a storage box, a rotating shaft, a discharge blade, a discharge motor, a feeding pipe, a spiral feeding rod, a feeding motor, and a discharge port. A feeding port is provided on the top of the storage box, and the rotating shaft is vertically installed downward in the middle of the top of the storage box, and the rotating shaft is driven by the discharge motor. The lower end of the rotating shaft is annularly and evenly distributed with two or more discharge blades that match the shape of the storage box, and the bottom surface of the discharge blades is in contact with the inner wall of the bottom of the storage box. The feeding pipe is horizontally provided below the storage box, and a discharge port connected to the feeding pipe is provided at the bottom of the storage box. The spiral feeding rod is horizontally installed in the feeding pipe for rotation, and the spiral feeding rod is driven by the feeding motor, and the feeding pipe is provided with the discharge port connected to the reactor.

[0007] Preferably, the feed port is located directly above the middle of the spiral feeding rod, and a section of thread is provided on both sides of the middle of the spiral feeding rod, and the thread directions of the two sections of thread are opposite. The number of the discharge ports is two and they are respectively arranged at the bottom of both ends of the feeding pipe.

[0008] Preferably, the stirrer comprises a stirring shaft rotatably mounted on the inner wall of the top of the reactor and a stirring blade arranged on the stirring shaft.

[0009] Preferably, the sliding mechanism includes a base plate and two connecting blocks fixed on the top surface of the base plate, the screw is rotatably installed between the two connecting blocks, the screw is driven by a driving mechanism, no thread is provided in the middle of the screw, and a section of thread with opposite thread directions is provided on both sides of the screw, the moving block is sleeved on the thread, and the upper end of the moving block is connected to the bottom of the protective side plate through a connecting rod.

[0010] Preferably, the driving mechanism comprises a first gear, a second gear, and a driving motor; the second gear is fixedly connected to the output shaft of the driving motor; the first gear is fixedly connected to one end of the screw rod; and the first gear is meshed with the second gear.

[0011] Preferably, a slide groove matched with the lower end of the moving block is provided on the top surface of the bottom plate, and the lower end of the moving block is slidably connected in the slide groove.

[0012] (2) Beneficial effects

[0013] The utility model provides a reaction device for producing modified graphene. Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. The graphene raw material is put into the storage box from the feed port, and the discharge motor is started to drive the shaft to rotate, and then the discharge blade is driven to rotate to discharge the raw material evenly from the discharge port to the feeding pipe. At the same time, the feeding motor is started to drive the spiral feeding rod to rotate and transport the raw material from the two discharge ports to the reactor respectively, so as to achieve uniform feeding of the raw material and ensure the production quality and efficiency of modified graphene.

[0015] 2. During the production process, the drive motor is started to drive the screw to rotate, and then the two moving blocks are driven to move and approach the reactor, thereby realizing high temperature protection of the reactor, effectively preventing the staff from being scalded, and reducing safety hazards. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front structural schematic diagram of the utility model.

[0017] Figure 2 It is a partial structural schematic diagram of the material balancing mechanism of the utility model.

[0018] Figure 3 It is a top view of the protective side plate of the utility model.

[0019] The accompanying drawings are marked as follows: 1-reactor, 2-support frame, 3-material equalization mechanism, 31-storage box, 311-discharge port, 32-feed port, 33-rotating shaft, 34-discharge blade, 35-discharge motor, 36-feeding pipe, 37-screw feeding rod, 38-feeding motor, 39-discharge port, 4-agitator, 41-stirring shaft, 42-stirring blade, 5-stirring motor, 6-modifier storage box, 7-liquid inlet pipe, 8-protective side plate, 81-connecting rod, 9-sliding mechanism, 91-bottom plate, 92-connecting block, 93-screw, 94-moving block, 95-driving mechanism, 951-first gear, 952-second gear, 953-driving motor, 10-discharge port. DETAILED DESCRIPTION

[0020] The utility model is further described in conjunction with the accompanying drawings and embodiments.

[0021] like Figures 1 to 3As shown, a reaction device for modified graphene production described in the utility model includes a reactor 1, a support frame 2, a material distribution mechanism 3, a stirrer 4, a stirring motor 5, a modifier storage box 6, a protective side plate 8, and a sliding mechanism 9. The reactor 1 is fixedly supported by the support frame 2. The middle part of the top of the reactor 1 is provided with the material distribution mechanism 3 that can realize uniform transportation of raw materials into the reactor 1. The stirrers 4 are vertically installed downward on the inner wall of the top of the reactor 1 on both sides of the material distribution mechanism 3. The stirrer 4 is driven by the stirring motor 5. The modifier storage box 6 is installed on the support frame 2. The bottom of the modifier storage box 6 is connected to the reactor 1 through a liquid inlet pipe 7. The arc-shaped protective side plates 8 are provided on both sides of the reactor 1. The sliding mechanism 9 that can realize the movement of the two protective side plates 8 is provided directly below the reactor 1. A discharge port 10 is opened at the bottom of the reactor 1.

[0022] The material distribution mechanism 3 includes a storage box 31, a rotating shaft 33, a discharging blade 34, a discharging motor 35, a feeding pipe 36, a spiral feeding rod 37, a feeding motor 38, and a discharging port 39. A feeding port 32 is provided on the top of the storage box 31. The rotating shaft 33 is vertically installed downward in the middle of the top of the storage box 31. The rotating shaft 33 is driven by the discharging motor 35. The lower end of the rotating shaft 33 is evenly distributed in an annular manner with two or more screws that are suitable for the shape of the storage box 31. The discharge blade 34 is equipped, and the bottom surface of the discharge blade 34 is in contact with the inner wall of the bottom of the storage box 31. The feeding pipe 36 is horizontally arranged below the storage box 31. The bottom of the storage box 31 is provided with a discharge port 311 connected to the feeding pipe 36. The spiral feeding rod 37 is horizontally rotatably installed in the feeding pipe 36. The spiral feeding rod 37 is driven by the feeding motor 38. The feeding pipe 36 is provided with the discharge port 39 connected to the reactor 1.

[0023] The feed port 311 is located just above the middle of the spiral feeding rod 37 , and a section of thread is provided on both sides of the middle of the spiral feeding rod 37 , and the thread directions of the two sections of thread are opposite. There are two discharge ports 39 , which are respectively arranged at the bottom of both ends of the feeding pipe 36 .

[0024] The stirrer 4 includes a stirring shaft 41 rotatably mounted on the top inner wall of the reactor 1 and a stirring blade 42 arranged on the stirring shaft 41 .

[0025] The sliding mechanism 9 includes a base plate 91 and two connecting blocks 92 fixed on the top surface of the base plate 91. The screw rod 93 is rotatably installed between the two connecting blocks 92. The screw rod 93 is driven by a driving mechanism 95. The middle part of the screw rod 93 is not provided with a thread. Both sides of the screw rod 93 are provided with a section of thread with opposite thread directions. The moving block 94 is sleeved on the thread. The upper end of the moving block 94 is connected to the bottom of the protective side plate 8 through a connecting rod 81.

[0026] The driving mechanism 95 includes a first gear 951 , a second gear 952 , and a driving motor 953 . The second gear 952 is fixedly connected to the output shaft of the driving motor 953 . The first gear 951 is fixedly connected to one end of the screw rod 93 . The first gear 951 meshes with the second gear 952 .

[0027] A slide groove matched with the lower end of the moving block 94 is formed on the top surface of the bottom plate 91 , and the lower end of the moving block 94 is slidably connected in the slide groove.

[0028] In actual work, the modifier enters the reactor 1 through the liquid inlet pipe 7, and the graphene raw material is put into the storage box 31 from the feed port 32. The discharge motor 35 is started to drive the rotating shaft 33 to rotate and then drive the discharge blade 34 to rotate to evenly discharge the raw material from the discharge port 311 to the feeding pipe 36. At the same time, the feeding motor 38 is started to drive the spiral feeding rod 37 to rotate and transport the raw material from the two discharge ports 39 to the reactor 1, thereby achieving uniform feeding of the raw material and ensuring the production quality and efficiency of the modified graphene. During the production process, the stirring motor 5 is started to drive the stirring shaft 41 to rotate and then drive the stirring blade 42 to mix the graphene raw material and the modifier. After the production is completed, the modified graphene is discharged from the discharge port 10. During the production process, the drive motor 95 can be started to drive the screw 93 to rotate and then drive the two moving blocks 94 to move and approach the reactor 1, thereby achieving high temperature protection for the reactor 1, effectively preventing the staff from being scalded, and reducing safety hazards. The contents not described in detail in this specification belong to the prior art known to professionals in this field.

[0029] The above-mentioned embodiments only express the preferred implementation of the utility model, and the description is relatively specific and detailed, but the utility model is not limited to these embodiments. It should be pointed out that for ordinary technicians in this field. Under the premise of not departing from the purpose of the utility model, any improvement made shall fall within the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A reaction device for producing modified graphene, characterized in that: The invention comprises a reaction kettle (1), a support frame (2), a material balancing mechanism (3), a stirrer (4), a stirring motor (5), a modifier storage box (6), a protective side plate (8), and a sliding mechanism (9), wherein the reaction kettle (1) is fixedly supported by the support frame (2), the material balancing mechanism (3) capable of evenly conveying raw materials into the reaction kettle (1) is provided at the middle of the top of the reaction kettle (1), and the stirrers (4) are vertically installed downwardly on the inner wall of the top of the reaction kettle (1) on both sides of the material balancing mechanism (3). 4), the stirrer (4) is driven by the stirring motor (5), the modifier storage box (6) is installed on the support frame (2), the bottom of the modifier storage box (6) is connected to the reactor (1) through a liquid inlet pipe (7), arc-shaped protective side plates (8) are provided on both sides of the reactor (1), the sliding mechanism (9) capable of realizing the movement of the two protective side plates (8) is provided directly below the reactor (1), and a discharge port (10) is opened at the bottom of the reactor (1).

2. A reaction device for producing modified graphene according to claim 1, characterized in that: The material distribution mechanism (3) comprises a material storage box (31), a rotating shaft (33), a discharging blade (34), a discharging motor (35), a feeding pipe (36), a spiral feeding rod (37), a feeding motor (38), and a discharging port (39). A feeding port (32) is provided on the top of the material storage box (31). The rotating shaft (33) is vertically installed downward in the middle of the top of the material storage box (31). The rotating shaft (33) is driven by the discharging motor (35). Two or more rotating blades having the same shape as the material storage box (31) are evenly distributed at the lower end of the rotating shaft (33). The discharge blade (34) is matched with the discharge blade (34), the bottom surface of the discharge blade (34) is in contact with the inner wall of the bottom of the storage box (31), the feeding pipe (36) is arranged horizontally below the storage box (31), the bottom of the storage box (31) is provided with a discharge port (311) connected to the feeding pipe (36), the spiral feeding rod (37) is installed in the feeding pipe (36) for horizontal rotation, the spiral feeding rod (37) is driven by the feeding motor (38), and the feeding pipe (36) is provided with the discharge port (39) connected to the reactor (1).

3. A reaction device for producing modified graphene according to claim 2, characterized in that: The feed opening (311) is located directly above the middle of the spiral feeding rod (37), a section of thread is provided on both sides of the middle of the spiral feeding rod (37), and the thread directions of the two sections of thread are opposite. The number of the discharge openings (39) is two and they are respectively arranged at the bottom of both ends of the feeding pipe (36).

4. A reaction device for producing modified graphene according to claim 1, characterized in that: The stirrer (4) comprises a stirring shaft (41) rotatably mounted on the inner wall of the top of the reaction kettle (1) and a stirring blade (42) arranged on the stirring shaft (41).

5. A reaction device for producing modified graphene according to claim 1, characterized in that: The sliding mechanism (9) comprises a bottom plate (91), two connecting blocks (92) fixed on the top surface of the bottom plate (91), a screw rod (93) rotatably mounted between the two connecting blocks (92), the screw rod (93) being driven by a driving mechanism (95), the middle portion of the screw rod (93) being free of threads, both sides of the screw rod (93) being provided with a section of threads with opposite thread directions, a moving block (94) being sleeved on the threads, the upper end of the moving block (94) being connected to the bottom of the protective side plate (8) via a connecting rod (81).

6. A reaction device for producing modified graphene according to claim 5, characterized in that: The driving mechanism (95) comprises a first gear (951), a second gear (952), and a driving motor (953); the second gear (952) is fixedly connected to an output shaft of the driving motor (953); the first gear (951) is fixedly connected to one end of the screw rod (93); and the first gear (951) is meshed with the second gear (952).

7. A reaction device for producing modified graphene according to claim 5, characterized in that: A sliding groove adapted to the lower end of the moving block (94) is provided on the top surface of the bottom plate (91), and the lower end of the moving block (94) is slidably connected in the sliding groove.

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