Pyridone ethanolamine salt cyclization reaction device

Abstract

The utility model discloses a pyridinone ethanolamine salt cyclization reaction device, which relates to the technical field of pyridinone ethanolamine salt production and comprises a bottom plate, an outer shell arranged on one side of the top end of the bottom plate, an inner shell arranged inside the outer shell, a top cover connected to the top end of the inner shell through bolts, and a stirring mechanism arranged at the bottom end of the top cover. Four connecting blocks are connected to the middle of the bottom end of the top cover, annular water pipes are arranged at the bottom ends of the four connecting blocks, sprayers are arranged on the outer sides of the annular water pipes, and a water supply pipe is arranged on one side of the top end of each annular water pipe; the reaction device disclosed by the utility model has the beneficial effects that clear water is introduced into the inner shell through the matching of the top cover and the water supply pipe, and reactants adhered to the inner wall are flushed down by spraying water to the inner wall of the inner shell through the matching of the annular water pipe and the spray head, so that the interior of the reaction device can be flushed under the condition that the top cover is not disassembled; therefore, the reaction device after the cyclization reaction is cleaned, so that the cyclization reaction can be carried out again.

Description

Technical Field

[0001] The utility model relates to a reaction device, in particular to a pyridone ethanolamine salt cyclization reaction device, belonging to the technical field of pyridone ethanolamine salt production. Background Art

[0002] The existing pyridone ethanolamine salt needs to undergo a cyclization reaction in a reaction device during the production process.

[0003] Among them, the "A pyridone ethanolamine salt cyclization reaction device" disclosed in the application number "202322266797.7" is also an increasingly mature technology, including: a first motor, connected to the top of the top plate of the device with screws; a reaction mechanism, connected to the bottom of the first motor. The utility model can not only use the first motor to drive the concave plate and the two reactor bodies to rotate at the same time, so as to shake the material inside the reactor body, but also turn on the second motor during the shaking of the reactor body. The second motor drives the stirring blades to rotate, and the stirring blades are used to stir and mix the materials, realizing double shaking and stirring, and improving the effect of material reaction. After further retrieval, the "A pyridone ethanolamine salt cyclization reaction kettle" disclosed in the application number "201921838843.3" , comprising an outer kettle body and an inner kettle body, the top of the outer kettle body is snap-connected with a kettle cover body, the top of the kettle cover body is fixedly installed with a motor, the inner kettle body is fixedly installed inside the outer kettle body, the transmission shaft of the motor passes through the wall of the kettle cover body and the wall of the inner kettle body and is fixedly connected to one end of a stirring rod placed inside the inner kettle body, one side of the top of the inner kettle body, one side of the top and the other side of the top are respectively fixedly connected with a first feed pipe, a second feed pipe and a gas recovery pipe. The beneficial effects of the utility model are: through a fixedly installed timer, it is convenient to control the working time of the motor and avoid manual operation that takes a long time; through a fixedly installed electric heating plate, it is convenient to quickly and evenly heat the inner kettle body and improve the cyclization reaction speed; through a fixedly installed temperature controller, it is convenient to control the temperature of the inner kettle body and the electric heating plate.

[0004] However, the above method still has the following defects in actual use: after the cyclization reaction of pyridinone ethanolamine salt, it is inconvenient to clean the reaction device, which is not conducive to the next cyclization reaction. Therefore, the utility model provides a cyclization reaction device for pyridinone ethanolamine salt. Utility Model Content

[0005] The utility model aims to provide a pyridone ethanolamine salt cyclization reaction device to solve the problem of inconvenience in cleaning the reaction device after the cyclization reaction proposed in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a pyridone ethanolamine salt cyclization reaction device, comprising a bottom plate, an outer shell is provided on one side of the top of the bottom plate, an inner shell is provided inside the outer shell, a top cover is connected to the top of the inner shell by bolts, a stirring mechanism is provided at the bottom end of the top cover, four connecting blocks are connected to the middle of the bottom end of the top cover, an annular water pipe is provided at the bottom end of the four connecting blocks, a nozzle is provided on the outside of the annular water pipe, a water supply pipe is provided on one side of the top of the annular water pipe, and the top end of the water supply pipe passes through the top end of the top cover.

[0007] As a preferred technical solution of the utility model, a water tank is provided on the other side of the top of the base plate, a water pump is provided at the top of the water tank, the water inlet of the water pump is connected to a water pumping pipe, the bottom end of the water pumping pipe extends to the bottom of the water tank, the water outlet of the water pump is connected to a connecting pipe, one end of the connecting pipe is connected to the top of the water supply pipe.

[0008] As a preferred technical solution of the utility model, a water supply pipe is connected to the top of one side of the water storage tank, and a water valve is provided in the middle of the water supply pipe.

[0009] As a preferred technical solution of the utility model, an electric heating tube is provided inside the outer shell, a temperature controller is provided at the top of the front side of the outer shell, a probe of the temperature controller is located inside the inner shell, the electric heating tube is electrically connected to the power supply through the temperature controller, and an insulation pad is provided at the top of the top cover.

[0010] As a preferred technical solution of the utility model, the stirring mechanism includes a stirring shaft, which is rotatably connected to the middle part of the bottom end of the top cover through a bearing, a linkage rod is connected to the top of the stirring shaft, one end of the linkage rod is connected to a vertical rod, the outer side of the vertical rod is connected to a first stirring rod, and a spiral blade is provided at the bottom of the stirring shaft.

[0011] As a preferred technical solution of the utility model, one end of the first stirring rod is connected to a first scraper, and one side of the first scraper is in contact with the inner wall of the inner shell.

[0012] As a preferred technical solution of the utility model, the bottom end of the first scraper is connected to a second scraper, the bottom end of the second scraper is in contact with the inner wall of the bottom end of the inner shell, and the top end of the second scraper is connected to a second stirring rod.

[0013] As a preferred technical solution of the utility model, a mounting frame is connected to the middle of the top of the top cover, a stirring motor is arranged inside the mounting frame, and the top of the stirring shaft passes through the top of the top cover and is connected to the transmission shaft of the stirring motor.

[0014] Compared with the related art, the pyridone ethanolamine salt cyclization reaction device provided by the utility model has the following beneficial effects:

[0015] Through the cooperation of the top cover and the water supply pipe, clean water is passed into the inner shell, and through the cooperation of the annular water pipe and the nozzle, water is sprayed toward the inner wall of the inner shell to wash down the reactants adhering to the inner wall. The interior of the reaction device can be flushed without removing the top cover, thereby cleaning the reaction device after the cyclization reaction so as to carry out the cyclization reaction again. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0017] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the explosion structure of the stirring mechanism of the utility model;

[0019] Figure 4 For this utility model Figure 2 A is an enlarged structural diagram of FIG.

[0020] In the figure: 1, bottom plate; 2, outer shell; 3, inner shell; 4, stirring mechanism; 5, connecting block; 6, annular water pipe; 7, nozzle; 8, water supply pipe; 9, top cover; 10, water storage tank; 11, water pump; 12, water suction pipe; 13, connecting pipe; 14, water supply pipe; 15, water valve; 16, electric heating pipe; 17, temperature controller; 18, insulation pad; 401, stirring shaft; 402, linkage rod; 403, vertical rod; 404, first stirring rod; 405, first scraper; 406, second scraper; 407, second stirring rod; 408, spiral blade; 409, mounting frame; 410, stirring motor. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Embodiment 1:

[0023] See also Figure 1-4The utility model provides a pyridone ethanolamine salt cyclization reaction device, comprising a bottom plate 1, a shell 2 is fixedly provided on one side of the top of the bottom plate 1, an inner shell 3 is fixedly provided inside the shell 2, a top cover 9 is fixedly connected to the top of the inner shell 3 by bolts, the top cover 9 and the inner shell 3 are connected by bolts, so that the top cover 9 is easy to disassemble and assemble for regular maintenance, a stirring mechanism 4 is provided at the bottom end of the top cover 9, four connecting blocks 5 are fixedly connected to the middle of the bottom end of the top cover 9, an annular water pipe 6 is fixedly provided at the bottom end of the four connecting blocks 5, a nozzle 7 is fixedly provided on the outside of the annular water pipe 6, a plurality of nozzles 7 are provided, and the nozzles 7 are equidistantly arranged on the outside of the annular water pipe 6, a water supply pipe 8 is fixedly provided on one side of the top of the annular water pipe 6, the top of the water supply pipe 8 passes through the top of the top cover 9, the water supply pipe 8 guides clean water to the annular water pipe 6, and under the action of the plurality of nozzles 7, the water is sprayed to the inner wall of the inner shell 3, and the reactants adhering to the inner wall are washed off, so that the reaction device can be automatically cleaned;

[0024] A water tank 10 is fixedly provided on the other side of the top of the bottom plate 1, a water pump 11 is fixedly provided on the top of the water tank 10, a water inlet of the water pump 11 is fixedly connected to a water pumping pipe 12, the bottom end of the water pumping pipe 12 extends to the bottom of the water tank 10, a water outlet of the water pump 11 is fixedly connected to a connecting pipe 13, one end of the connecting pipe 13 is fixedly connected to the top of the water supply pipe 8, under the action of the water pump 11, the clean water in the water tank 10 is drawn from the water pumping pipe 12 into the connecting pipe 13, so that water can be automatically supplied to the water supply pipe 8, a water supply pipe 14 is fixedly connected to the top of one side of the water tank 10, a water valve 15 is fixedly provided in the middle of the water supply pipe 14, and the water valve 15 is opened to facilitate the replenishment of clean water into the water tank 10 through the water supply pipe 14;

[0025] An electric heating tube 16 is fixedly provided inside the outer shell 2. A plurality of electric heating tubes 16 are provided and are equidistantly arranged inside the outer shell 2. The plurality of electric heating tubes 16 heat the inner shell 3 evenly, thereby evenly heating the reactants. A temperature controller 17 is fixedly provided on the top of the front face of the outer shell 2. The probe of the temperature controller 17 is located inside the inner shell 3. The electric heating tube 16 is electrically connected to the power supply through the temperature controller 17. The temperature controller 17 detects the temperature inside the inner shell 3. By controlling the switch of the electric heating tube 16, a suitable temperature can be provided for the cyclization reaction. An insulating pad 18 is fixedly provided on the top of the top cover 9. The insulating pad 18 can isolate the heat transferred from the inner shell 3 to the top cover 9 to prevent the staff from being scalded by the heat on the top cover 9.

[0026] Specifically, first start the water pump 11, draw the clean water in the water tank 10 from the pumping pipe 12 to the connecting pipe 13, let the clean water enter the water supply pipe 8, and then enter the annular water pipe 6 from the water supply pipe 8, and finally spray from the multiple nozzles 7 to the inner wall of the inner shell 3, wash off the reactants adhering to the inner wall, automatically clean the reaction device, and prevent the residual reactants in the reaction device from affecting the next cyclization reaction.

[0027] Embodiment 2:

[0028] The stirring mechanism 4 includes a stirring shaft 401, which is rotatably connected to the middle part of the bottom end of the top cover 9 through a bearing, and a linkage rod 402 is fixedly connected to the top of the stirring shaft 401. Four linkage rods 402 are provided, which are equidistantly arranged on the top of the stirring shaft 401. One end of the linkage rod 402 is fixedly connected to a vertical rod 403, and the outer side of the vertical rod 403 is fixedly connected to a first stirring rod 404. The first stirring rod 404 is provided with a plurality of first stirring rods 404, which are equidistantly arranged on the outer side of the vertical rod 403. The four linkage rods 402 drive the four vertical rods 403 and the plurality of first stirring rods 404. The stirring rod 404 rotates at the same time to stir the reactants in the inner shell 3 evenly so that the reactants are evenly heated. A spiral blade 408 is fixedly provided at the bottom of the stirring shaft 401. The spiral blade 408 rotates to throw up the reactants accumulated at the bottom to reduce the dead angle of stirring. A mounting frame 409 is fixedly connected to the middle of the top of the top cover 9. A stirring motor 410 is fixedly provided inside the mounting frame 409. The top of the stirring shaft 401 passes through the top of the top cover 9 and is fixedly connected to the transmission shaft of the stirring motor 410. The stirring motor 410 is started to provide power for the stirring shaft 401.

[0029] The first stirring rods 404 located on the same vertical rod 403 form a group, and one end of the four groups of first stirring rods 404 are fixedly connected to the first scraper 405, one side of the first scraper 405 is in contact with the inner wall of the inner shell 3, and the first scraper 405 rotates to scrape off the reactants adhering to the inner wall, and the bottom end of the first scraper 405 is fixedly connected to the second scraper 406, and the bottom end of the second scraper 406 is in contact with the inner wall of the bottom end of the inner shell 3, and the second scraper 406 rotates to scrape off the reactants on the inner wall of the bottom end of the inner shell 3, and the top end of the second scraper 406 is fixedly connected to the second stirring rod 407, and a plurality of second stirring rods 407 are provided, which are equidistantly arranged at the top end of the second scraper 406, and the second stirring rod 407 stirs the reactants at the bottom to further stir the reactants evenly;

[0030] Specifically, first start the stirring motor 410 to rotate the stirring shaft 401, drive the linkage rod 402 and the vertical rod 403 to rotate, and then drive the first stirring rod 404 to rotate, stir the reactants in the inner shell 3 to make them heated evenly, and at the same time drive the spiral blade 408 to rotate, throw up the reactants at the bottom to prevent the reactants from accumulating, and the first stirring rod 404 drives the second stirring rod 407 to rotate, stir the reactants at the bottom, and further stir the reactants evenly.

[0031] When in use, first set the detection range of the temperature controller 17. When the temperature in the inner shell 3 is too low, control the electric heating tube 16 to turn on, heat the inner shell 3, provide a suitable reaction temperature, then put the pyridone ethanolamine salt into the inner shell 3, and then start the stirring motor 410 to rotate the stirring shaft 401, drive the linkage rod 402 and the vertical rod 403 to rotate, and then drive the first stirring rod 404 to rotate, stir the reactants in the inner shell 3 to make them evenly heated, and at the same time drive the spiral blade 408 to rotate, throw the reactants at the bottom to prevent the reactants from accumulating, and the first stirring rod 404 drives the second stirring rod 407 to rotate, stir the reactants at the bottom, and further stir the reactants evenly;

[0032] After the reaction is completed, the reactants are taken out, and the water pump 11 is started again to draw clean water in the water tank 10 from the pumping pipe 12 to the connecting pipe 13, so that the clean water enters the water supply pipe 8, and then enters the annular water pipe 6 from the water supply pipe 8, and finally sprays from multiple nozzles 7 to the inner wall of the inner shell 3 to wash off the reactants adhering to the inner wall. Under the rotation of the first scraper 405 and the second scraper 406, the reaction device is automatically cleaned to prevent the residual reactants in the reaction device from affecting the next cyclization reaction.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pyridone ethanolamine salt cyclization reaction device, comprising a bottom plate (1), characterized in that: An outer shell (2) is provided on one side of the top end of the bottom plate (1), an inner shell (3) is provided inside the outer shell (2), the top end of the inner shell (3) is connected to a top cover (9) by bolts, the bottom end of the top cover (9) is provided with a stirring mechanism (4), the middle of the bottom end of the top cover (9) is connected to four connecting blocks (5), the bottom ends of the four connecting blocks (5) are provided with annular water pipes (6), the outer side of the annular water pipe (6) is provided with a nozzle (7), and a water supply pipe (8) is provided on one side of the top end of the annular water pipe (6), and the top end of the water supply pipe (8) passes through the top end of the top cover (9).

2. A pyridone ethanolamine salt cyclization reaction device according to claim 1, characterized in that: A water tank (10) is provided on the other side of the top of the base plate (1), a water pump (11) is provided on the top of the water tank (10), a water inlet of the water pump (11) is connected to a water pumping pipe (12), the bottom end of the water pumping pipe (12) extends to the bottom of the water tank (10), a water outlet of the water pump (11) is connected to a connecting pipe (13), one end of the connecting pipe (13) is connected to the top of the water supply pipe (8).

3. A pyridone ethanolamine salt cyclization reaction device according to claim 2, characterized in that: A water supply pipe (14) is connected to the top of one side of the water storage tank (10), and a water valve (15) is provided in the middle of the water supply pipe (14).

4. A pyridone ethanolamine salt cyclization reaction device according to claim 1, characterized in that: An electric heating tube (16) is provided inside the outer shell (2), a temperature controller (17) is provided at the top of the front side of the outer shell (2), a probe of the temperature controller (17) is located inside the inner shell (3), the electric heating tube (16) is electrically connected to a power source via the temperature controller (17), and a heat insulation pad (18) is provided at the top of the top cover (9).

5. A pyridone ethanolamine salt cyclization reaction device according to claim 1, characterized in that: The stirring mechanism (4) comprises a stirring shaft (401), the stirring shaft (401) being rotatably connected to the middle part of the bottom end of the top cover (9) via a bearing, the top of the stirring shaft (401) being connected to a linkage rod (402), one end of the linkage rod (402) being connected to a vertical rod (403), the outer side of the vertical rod (403) being connected to a first stirring rod (404), and the bottom of the stirring shaft (401) being provided with a spiral blade (408).

6. A pyridone ethanolamine salt cyclization reaction device according to claim 5, characterized in that: One end of the first stirring rod (404) is connected to a first scraper (405), and one side of the first scraper (405) is in contact with the inner wall of the inner shell (3).

7. A pyridone ethanolamine salt cyclization reaction device according to claim 6, characterized in that: The bottom end of the first scraper (405) is connected to a second scraper (406), the bottom end of the second scraper (406) is in contact with the inner wall of the bottom end of the inner shell (3), and the top end of the second scraper (406) is connected to a second stirring rod (407).

8. A pyridone ethanolamine salt cyclization reaction device according to claim 5, characterized in that: A mounting frame (409) is connected to the middle of the top of the top cover (9), a stirring motor (410) is arranged inside the mounting frame (409), and the top of the stirring shaft (401) passes through the top of the top cover (9) and is connected to the transmission shaft of the stirring motor (410).

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