Mixing reaction kettle for extracting sodium borohydride

Abstract

The utility model discloses a mixing reaction kettle for sodium borohydride extraction, which belongs to the technical field of sodium borohydride extraction, and adopts the technical scheme that the mixing reaction kettle comprises a reaction kettle body, the left side of the top of the reaction kettle body is communicated with a liquid adding pipe, and the reaction kettle body, the liquid adding pipe, an electric heating pipe, a double-stirring component and a wall scraping component are arranged. A user enters a sodium borohydride extraction reactant through a liquid adding pipe at the top of the reaction kettle body, then the reactant enters the reaction kettle body, meanwhile, an electric heating pipe is electrified to form heat to heat the reaction kettle body, and then a motor at the top of the reaction kettle body is synchronously started to drive a main gear to rotate forwards; the secondary gears located on the two sides of the main gear rotate forwards, so that one secondary gear rotates forwards and the other secondary gear rotates backwards, and then the shaft rods located on the two sides of the interior of the reaction kettle body are driven by the secondary gears which rotate forwards and backwards to rotate forwards and backwards.

Description

Technical Field

[0001] The utility model relates to the technical field of sodium borohydride extraction, in particular to a mixed reaction kettle for sodium borohydride extraction. Background Art

[0002] A reactor is broadly understood as a container for physical or chemical reactions. Through the structural design and parameter configuration of the container, the heating, evaporation, cooling and low-speed mixing functions required by the process are realized. Reactors are widely used in petroleum, chemical, rubber, pesticide, dye, medicine, and food. They are pressure vessels used to complete processes such as vulcanization, nitration, hydrogenation, hydrocarbonization, polymerization, and condensation, such as reactors, reaction pots, decomposition pots, polymerization kettles, etc.; the materials are generally carbon-manganese steel, stainless steel, zirconium, nickel-based alloys and other composite materials.

[0003] At present, a Chinese utility model with announcement number: CN212119099U discloses a sodium borohydride extraction reactor. The utility model discloses a sodium borohydride extraction reactor, comprising an inner kettle body, an outer kettle body is provided on the outer wall of the inner kettle body, hot water inlet pipes are fixedly connected to the outer walls on both sides of the outer kettle body, four support columns are fixedly connected to the lower side of the outer kettle body, and a support plate is fixedly connected between the two support columns, a first fixed frame is fixedly connected to the lower side of the support plate, a first motor is fixedly installed on the first fixed frame, and the output end of the first motor is fixedly connected to the first sprocket through the support plate, a sleeve is provided on one side of the first sprocket, the outer wall of the sleeve is connected to the lower side bearing of the outer kettle body, the upper end of the sleeve is rotatably connected to the lower side of the inner kettle body, two scraping rods are provided between the inner kettle body and the outer kettle body, and the two scraping rods are fixedly connected to the outer wall of the sleeve, and a discharge pipe is provided in the sleeve. A sodium borohydride extraction reactor is easy to stir and clean, and can effectively prevent scale from affecting the transfer of temperature. It has higher applicability and higher promotion and use value.

[0004] When the existing mixing reactor for sodium borohydride extraction is in use, the mixing reactor adopts a single stirring structure for stirring and mixing, which makes the overall stirring reaction efficiency poor, thereby affecting the sodium borohydride extraction and mixing. In addition, when the stirring structure of the mixing reactor is stirring, the inner wall of the mixing reactor cannot be scraped, which will cause the inner wall of the mixing reactor to hang on the wall, which will solidify over a long period of time, thereby wasting resources and being inconvenient for subsequent cleaning and use. Utility Model Content

[0005] The utility model provides a mixing reactor for sodium borohydride extraction, aiming to solve the problems that when the existing mixing reactor for sodium borohydride extraction is in use, the mixing reactor adopts a single stirring structure for stirring and mixing, so that the overall stirring reaction efficiency is poor, thereby affecting the sodium borohydride extraction and mixing, and when the stirring structure of the mixing reactor is stirring, the inner wall of the mixing reactor cannot be scraped, which will cause the inner wall of the mixing reactor to hang on the wall, which will solidify over a long period of time, thereby causing waste of resources and inconvenience in subsequent cleaning and use.

[0006] The utility model is implemented as follows: a mixing reactor for sodium borohydride extraction comprises a reactor body, a liquid adding pipe is connected to the left side of the top of the reactor body, an electric heating pipe is arranged on the inner wall of the reactor body, a double stirring assembly is arranged inside the reactor body, a wall scraping assembly is arranged at the bottom of the double stirring assembly, and the outer side of the wall scraping assembly contacts the inner wall of the reactor body;

[0007] The double stirring assembly includes a motor, a main gear, a secondary gear, a shaft and a mixing plate. The motor is bolted to the top of the reaction kettle body, the top of the main gear is bolted to the output end of the motor, the bottom of the main gear is rotatably connected to the top of the reaction kettle body and passes through, the secondary gears are respectively arranged on both sides of the main gear, the bottom of the secondary gear is rotatably connected to the top of the reaction kettle body and passes through, the secondary gear is meshed with the main gear, the shaft is bolted to the bottom of the secondary gear, and the mixing plate is bolted to the top, middle and bottom of the shaft surface.

[0008] In order to achieve the effect of scraping the inner wall of the reactor, a mixed reactor for sodium borohydride extraction is preferably used in the utility model. The scraping assembly includes a main shaft, a connecting sleeve and a scraping rod. The top of the main shaft is bolted to the bottom of the main gear, the connecting sleeve is bolted to the bottom of the main shaft surface, and the scraping rod is respectively bolted to both sides of the connecting sleeve, and the outer side of the scraping rod is in contact with the inner wall of the reactor body.

[0009] In order to facilitate the discharge of the sodium borohydride extract in the reactor body, a mixed reactor for sodium borohydride extraction of the utility model is preferably provided with a drain pipe on the right side of the bottom of the reactor body, and a drain valve on the right side of the drain pipe.

[0010] In order to achieve the effect of supporting the reactor body, as a preferred mixed reactor for sodium borohydride extraction of the utility model, the triangles at the bottom of the reactor body are bolted with support columns, and the bottom of the support columns is a reinforcing pad.

[0011] In order to achieve the effect of improving the stirring of the sodium borohydride extraction reactants inside the reactor body, as a preferred mixed reactor for sodium borohydride extraction of the utility model, bottom stirring rods are welded on both sides of the top of the connecting sleeve plate, and the bottom stirring rods are circular cylinders.

[0012] In order to avoid precipitation of the sodium borohydride extraction reactants inside the reactor body when stirring, as a preferred mixed reactor for sodium borohydride extraction of the utility model, both sides of the bottom of the connecting sleeve plate are welded with anti-precipitation rods, and the anti-precipitation rods are circular cylinders.

[0013] In order to further enhance the effect of stirring the sodium borohydride extraction reactants inside the reactor body, a preferred mixed reactor for sodium borohydride extraction of the utility model has a reinforced stirring rod welded to the inner side of the scraper rod, and the reinforced stirring rod is in the shape of a rectangular parallelepiped.

[0014] In order to achieve the effect of reducing the resistance of the stirring plate and the reinforced stirring rod to the sodium borohydride extraction reactants inside the stirring reactor body, as a preferred mixed reactor for sodium borohydride extraction of the utility model, the surfaces of the stirring plate and the reinforced stirring rod are provided with resistance reducing holes, and the resistance reducing holes are circular holes.

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

[0016] The mixed reactor for sodium borohydride extraction is provided with a reactor body, a liquid adding tube, an electric heating tube, a double stirring assembly and a wall scraping assembly. When in use, a user introduces sodium borohydride extraction reactants through the liquid adding tube at the top of the reactor body, and then enters the reactor body. At the same time, the electric heating tube is energized to generate heat to heat the reactor body. Then, the motor at the top of the reactor body is synchronously turned on to drive the main gear to rotate forward. Then, the secondary gears on both sides of the main gear rotate forward, so that one of the secondary gears on the two sides rotates forward and the other rotates reversely. Then, the forward and reverse secondary gears are used to drive the shafts on both sides of the reactor body to rotate. The shaft rotates forward and reversely, and then the shafts rotating forward and reversely drive the outer mixing plates to rotate forward and reversely, so as to achieve mixing of the sodium borohydride extraction reactants in the reactor body. The forward and reverse stirring method is used to improve the overall mixing reaction efficiency, thereby improving the mixing of the sodium borohydride extraction compounds. At the same time, the wall scraping component connected to the bottom of the main gear rotates when the main gear rotates, so that the wall scraping component synchronously scrapes the inner wall of the reactor body, thereby avoiding the existence of wall hanging and solidification on the inner wall of the reactor body, thereby further avoiding waste of resources and facilitating subsequent cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the overall structure diagram of the mixed reaction kettle for sodium borohydride extraction of the utility model;

[0018] Figure 2 It is a schematic diagram of the internal structure of the reaction kettle body in the utility model;

[0019] Figure 3 It is a structural schematic diagram of the double stirring component in the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the wall scraping assembly in the utility model;

[0021] Figure 5 It is a structural schematic diagram of the connecting sleeve plate in the utility model.

[0022] In the figure, 1. reactor body; 2. liquid adding pipe; 3. electric heating pipe; 4. double stirring assembly; 401. motor; 402. main gear; 403. secondary gear; 404. shaft; 405. mixing plate; 5. scraper assembly; 501. main shaft; 502. connecting sleeve; 503. scraper rod; 6. drain pipe; 7. drain valve; 8. support column; 9. bottom stirring rod; 10. anti-sedimentation rod; 11. reinforced stirring rod; 12. resistance reduction hole. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0024] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0025] See also Figure 1-5 The utility model provides a technical solution: a mixing reactor for sodium borohydride extraction, comprising a reactor body 1, a liquid adding pipe 2 is connected to the left side of the top of the reactor body 1, an electric heating pipe 3 is arranged on the inner wall of the reactor body 1, a double stirring component 4 is arranged inside the reactor body 1, a wall scraping component 5 is arranged at the bottom of the double stirring component 4, and the outer side of the wall scraping component 5 is in contact with the inner wall of the reactor body 1;

[0026] The double stirring assembly 4 includes a motor 401, a main gear 402, a secondary gear 403, a shaft 404 and a mixing plate 405. The motor 401 is bolted to the top of the reaction kettle body 1, the top of the main gear 402 is bolted to the output end of the motor 401, the bottom of the main gear 402 is rotatably connected to the top of the reaction kettle body 1 and passes through, the secondary gears 403 are respectively arranged on both sides of the main gear 402, the bottom of the secondary gear 403 is rotatably connected to the top of the reaction kettle body 1 and passes through, the secondary gear 403 is meshed with the main gear 402, the shaft 404 is bolted to the bottom of the secondary gear 403, and the mixing plate 405 is bolted to the top, middle and bottom of the surface of the shaft 404.

[0027] In this embodiment, a reaction kettle body 1, a liquid adding tube 2, an electric heating tube 3, a double stirring assembly 4 and a wall scraping assembly 5 are provided. When in use, the user introduces sodium borohydride extraction reactants through the liquid adding tube 2 at the top of the reaction kettle body 1, and then enters the interior of the reaction kettle body 1. At the same time, the electric heating tube 3 is energized to generate heat to heat the reaction kettle body 1. Then, the motor 401 at the top of the reaction kettle body 1 is synchronously turned on to drive the main gear 402 to rotate forward, and then the secondary gears 403 on both sides of the main gear 402 rotate forward due to the forward rotation of the main gear 402, so that the secondary gears 403 on both sides rotate forward and reversely, and then the secondary gears 403 on both sides of the reaction kettle body 1 are driven by the forward and reverse rotation of the secondary gears 403. The shaft 404 rotates forward and reversely, and then the shaft 404 that rotates forward and reversely drives the outer mixing plate 405 to rotate forward and reversely, thereby achieving mixing of the sodium borohydride extraction reactant inside the reactor body 1, and the overall mixing reaction efficiency is improved by adopting the forward and reverse stirring method, thereby improving the mixed use of the sodium borohydride extraction compound. At the same time, the scraper assembly 5 connected to the bottom of the main gear 402 rotates when the main gear 402 rotates, so that the scraper assembly 5 synchronously scrapes the inner wall of the reactor body 1, so as to avoid the inner wall of the reactor body 1 from hanging on the wall and solidifying, thereby further avoiding waste of resources and facilitating subsequent cleaning.

[0028] As a technical optimization solution of the utility model, the wall scraper assembly 5 includes a main shaft 501, a connecting sleeve 502 and a wall scraper rod 503. The top of the main shaft 501 is bolted to the bottom of the main gear 402, the connecting sleeve 502 is bolted to the bottom of the surface of the main shaft 501, and the wall scraper rod 503 is bolted to both sides of the connecting sleeve 502 respectively. The outer side of the wall scraper rod 503 contacts the inner wall of the reactor body 1.

[0029] In this embodiment: by setting the main shaft 501, the connecting sleeve 502 and the scraper rod 503, the main shaft 501 connected to the bottom of the main gear 402 rotates together with the main gear 402, so that the scraper rods 503 on both sides of the connecting sleeve 502 are driven to scrape the inner wall of the reactor body 1 synchronously, so as to avoid the inner wall of the reactor body 1 from hanging and solidifying, thereby further avoiding waste of resources and facilitating subsequent cleaning and use.

[0030] As a technical optimization solution of the utility model, the right side of the bottom of the reactor body 1 is connected with a drain pipe 6 , and the right side of the drain pipe 6 is connected with a drain valve 7 .

[0031] In this embodiment, by providing the drain pipe 6 and the drain valve 7, the sodium borohydride extract in the reaction kettle body 1 can be easily discharged for use, thereby increasing practicality.

[0032] As a technical optimization solution of the utility model, the triangles at the bottom of the reactor body 1 are all bolted with support columns 8, and the bottom of the support columns 8 is a reinforcement pad.

[0033] In this embodiment, by providing the support column 8, the reaction kettle body 1 can be supported to increase practicality.

[0034] As a technical optimization solution of the present invention, bottom stirring rods 9 are welded on both sides of the top of the connecting sleeve 502, and the bottom stirring rods 9 are circular cylinders.

[0035] In this embodiment, by providing a bottom stirring rod 9, the effect of stirring the sodium borohydride extraction reactant inside the reactor body 1 can be improved to increase practicality.

[0036] As a technical optimization solution of the present invention, anti-sedimentation rods 10 are welded on both sides of the bottom of the connecting sleeve 502, and the anti-sedimentation rods 10 are circular cylinders.

[0037] In this embodiment, by providing the anti-precipitation rod 10, the precipitation of the sodium borohydride extraction reactant inside the reactor body 1 during stirring can be avoided, thereby increasing practicality.

[0038] As a technical optimization solution of the present invention, a reinforcing stirring rod 11 is welded to the inner side of the scraping rod 503, and the reinforcing stirring rod 11 is in the shape of a rectangular parallelepiped.

[0039] In this embodiment, by providing a reinforced stirring rod 11, the effect of stirring the sodium borohydride extraction reactant inside the reactor body 1 can be further improved to increase practicality.

[0040] As a technical optimization solution of the present invention, the surfaces of the mixing plate 405 and the reinforcing stirring rod 11 are both provided with resistance reducing holes 12, and the resistance reducing holes 12 are circular holes.

[0041] In this embodiment, by providing the resistance reducing holes 12, the resistance of the mixing plate 405 and the strengthening stirring rod 11 in extracting the reactants of sodium borohydride inside the stirring reactor body 1 can be reduced, so as to increase practicality.

[0042] Working principle: First, the user introduces sodium borohydride extraction reactants through the liquid adding tube 2 at the top of the reactor body 1, and then enters the reactor body 1. At the same time, the electric heating tube 3 is energized to generate heat to heat the reactor body 1. Then, the motor 401 at the top of the reactor body 1 is synchronously turned on to drive the main gear 402 to rotate forward. Then, the secondary gears 403 on both sides of the main gear 402 rotate forward due to the forward rotation of the main gear 402, so that the secondary gears 403 on both sides rotate forward and reversely. Then, the forward and reverse rotating secondary gears 403 drive the shafts 404 on both sides of the reactor body 1 to rotate forward and reversely. Then, the forward and reverse rotating shafts 404 04 then drives the outer mixing plate 405 to rotate forward and reversely, so as to achieve mixing of the sodium borohydride extraction reactant inside the reactor body 1, and the overall mixing reaction efficiency is improved by adopting the forward and reverse stirring method, thereby improving the mixed use of the sodium borohydride extraction compound. At the same time, the main shaft 501 connected to the bottom of the main gear 402 rotates together with the main gear 402, so that the scraping rods 503 on both sides of the connecting sleeve plate 502 are driven to scrape the inner wall of the reactor body 1 synchronously, so as to avoid the inner wall of the reactor body 1 from hanging and solidifying, thereby further avoiding waste of resources and facilitating subsequent cleaning.

[0043] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A mixed reactor for sodium borohydride extraction, comprising a reactor body (1), characterized in that: The left side of the top of the reaction kettle body (1) is connected to a liquid adding pipe (2), the inner wall of the reaction kettle body (1) is provided with an electric heating pipe (3), a double stirring assembly (4) is provided inside the reaction kettle body (1), a wall scraping assembly (5) is provided at the bottom of the double stirring assembly (4), and the outer side of the wall scraping assembly (5) is in contact with the inner wall of the reaction kettle body (1); The dual stirring assembly (4) comprises a motor (401), a main gear (402), a secondary gear (403), a shaft (404) and a mixing plate (405); the motor (401) is bolted to the top of the reaction kettle body (1); the top of the main gear (402) is bolted to the output end of the motor (401); the bottom of the main gear (402) is rotatably connected to and penetrates the top of the reaction kettle body (1); the secondary gears (403) are respectively arranged on both sides of the main gear (402); the bottom of the secondary gear (403) is rotatably connected to and penetrates the top of the reaction kettle body (1); the secondary gear (403) is meshed with the main gear (402); the shaft (404) is bolted to the bottom of the secondary gear (403); and the mixing plate (405) is bolted to the top, middle and bottom of the surface of the shaft (404).

2. A mixed reaction kettle for sodium borohydride extraction according to claim 1, characterized in that: The wall scraping assembly (5) comprises a main shaft (501), a connecting sleeve (502) and a wall scraping rod (503); the top of the main shaft (501) is bolted to the bottom of the main gear (402); the connecting sleeve (502) is bolted to the bottom of the surface of the main shaft (501); the wall scraping rod (503) is bolted to both sides of the connecting sleeve (502); and the outer side of the wall scraping rod (503) is in contact with the inner wall of the reaction kettle body (1).

3. A mixed reaction kettle for sodium borohydride extraction according to claim 1, characterized in that: The right side of the bottom of the reactor body (1) is connected to a drain pipe (6), and the right side of the drain pipe (6) is connected to a drain valve (7).

4. A mixed reaction kettle for sodium borohydride extraction according to claim 1, characterized in that: The triangles at the bottom of the reactor body (1) are all bolted with support columns (8), and the bottoms of the support columns (8) are reinforcement pads.

5. A mixed reaction kettle for sodium borohydride extraction according to claim 2, characterized in that: Bottom stirring rods (9) are welded to both sides of the top of the connecting sleeve plate (502), and the bottom stirring rods (9) are circular cylinders.

6. A mixed reaction kettle for sodium borohydride extraction according to claim 2, characterized in that: Anti-sedimentation rods (10) are welded to both sides of the bottom of the connecting sleeve plate (502), and the anti-sedimentation rods (10) are circular cylinders.

7. A mixed reaction kettle for sodium borohydride extraction according to claim 2, characterized in that: A reinforced stirring rod (11) is welded to the inner side of the scraping rod (503), and the reinforced stirring rod (11) is in a rectangular parallelepiped shape.

8. The mixed reaction kettle for sodium borohydride extraction according to claim 1, characterized in that: The surfaces of the mixing plate (405) and the reinforcing stirring rod (11) are both provided with resistance reducing holes (12), and the resistance reducing holes (12) are circular holes.

Images