Karl Fischer reagent production reaction kettle

Abstract

A Karl Fischer reagent production reaction kettle comprises a reaction kettle body, a reaction kettle cover, an isolation cylinder, an isolation cover, a position control supporting rod, a lifting seat, a rotating seat and a limiting sliding rod, the inner side of the reaction kettle body is connected with the isolation cylinder, the isolation cylinder is provided with a lower positioning plate, the lower positioning plate is connected with the reaction kettle body, and the reaction kettle body is provided with a plurality of lower positioning slots. The lower positioning plate is provided with a plurality of lower positioning insertion rods, the lower positioning insertion rods are matched with the lower positioning insertion grooves and connected with the lower positioning insertion grooves, a lower fixing pipe is arranged at the bottom of the reaction kettle body, a discharging pipe is arranged at the bottom of the isolation cylinder and connected with the interior of the lower fixing pipe, and the exterior of the lower fixing pipe is connected with a lower fixing cover through threads. The lower part of the reaction kettle body is connected with fixed support legs, the upper part of the reaction kettle body is connected with a reaction kettle cover, the reaction kettle cover is provided with an upper fixed plate, the reaction kettle body is provided with a lower fixed plate, and the upper fixed plate is connected with the lower fixed plate.

Description

Technical Field

[0001] The utility model relates to the field of reagent production, in particular to a Karl Fischer reagent production reaction kettle. Background Art

[0002] The existing patent (Announcement No.: CN216260149U) proposes a production device for Karl Fischer reagent, including: a closed mixing container, the mixing container is connected to the solvent container and the sulfur dioxide container through a pipeline, and the mixing container is also provided with an iodine feeding port and a discharge port; wherein the iodine feeding port is built in the first closed glove box. However, in this device, "the mixing container is also provided with a stirrer, and the iodine, solvent and sulfur dioxide gas added to the mixing container are stirred and mixed under the stirring action of the stirrer to form a Karl Fischer reagent", and the relative position of the stirrer in the container is relatively fixed, and the stirring range is limited, which cannot ensure that the mixing degree of reagents at different depths in the container is consistent, affecting the mixing uniformity and sufficiency between the raw materials, reducing the production quality and efficiency of the Karl Fischer reagent, and it is inconvenient to quickly and thoroughly clean the Karl Fischer reagent remaining in the container, which is easy to cause corrosion to the inner wall of the container and shorten its service life, which has disadvantages. Summary of the invention

[0003] In view of the above-mentioned deficiencies in the prior art, the utility model provides a Karl Fischer reagent production reactor, which protects the inner wall of the reactor body through a built-in isolation component to prevent the reagent raw materials from corroding the inner wall of the reactor body, thereby increasing the service life of the reactor body. The components are easy to disassemble and assemble, so that the residual reagents in the reactor can be quickly and thoroughly cleaned to prevent the residual reagents from affecting the mixing effect of the next production. The lifting seat is driven to rise and fall and the rotating seat is driven to rotate to generate impacts with the raw materials and water bodies at different positions in the reactor to prevent the raw materials from sinking to the bottom. The mixing degree of reagents at different depths is consistent, while the mixing uniformity and sufficiency of the raw materials are improved, the dissolution rate of the raw materials is accelerated, and the production efficiency and quality of the Karl Fischer reagent are improved.

[0004] The purpose of this utility model is achieved through the following technical solutions:

[0005] A Karl Fischer reagent production reactor, comprising a reactor body, a reactor cover, an isolation cylinder, an isolation cover, a position control support rod, a lifting seat, a rotating seat, and a limit sliding rod. The inner side of the reactor body is connected to the isolation cylinder, the isolation cylinder has a lower positioning plate, the lower positioning plate is connected to the reactor body, the reactor body has a plurality of lower positioning slots, the lower positioning plate has a plurality of lower positioning plugs, the lower positioning plugs are adapted to the lower positioning slots, the lower positioning plugs are connected to the lower positioning slots, the bottom of the reactor body is provided with a lower fixed tube, the bottom of the isolation cylinder is provided with a discharge tube, the discharge tube is connected to the inside of the lower fixed tube, the outside of the lower fixed tube is connected to the lower fixed cover by a thread, the lower part of the reactor body is connected to the fixed support legs, the upper part of the reactor body is connected to the reactor cover, the reactor cover has an upper fixed plate, the reactor body has a lower fixed plate, the upper fixed plate is connected to the lower fixed plate.

[0006] The reactor cover of the utility model is connected to the isolation cover on the inner side, the isolation cover has an upper positioning plate, the upper positioning plate is connected to the reactor cover, the upper positioning plate has a plurality of upper positioning rods, the reactor cover has a plurality of upper positioning slots, the upper positioning rods are adapted to the upper positioning slots, the upper positioning rods are connected to the upper positioning slots, the reactor cover has a plurality of upper fixed tubes, the isolation cover has a plurality of feed tubes, the feed tubes are connected to the inside of the upper fixed tubes, and the outside of the feed tubes is connected to the upper fixed cover through threads. Beneficial Effects

[0007] The utility model adopts a split design between the reactor body and the reactor cover, and an isolation cylinder and an isolation cover are respectively added therein, which are convenient for disassembly and assembly, and is convenient for quickly and thoroughly cleaning the residual reagents in the reactor to avoid the residual reagents affecting the mixing effect of the next production. When the reactor cover and the reactor body are fixedly connected, the isolation cylinder and the isolation cover form a closed space inside the reactor body to wrap and isolate the raw materials for Karl Fischer reagent production to avoid corrosion of the inner wall of the reactor body by the reagent raw materials, thereby increasing its service life. The isolation cover and the reactor cover, as well as the isolation cylinder and the reactor body, are positioned by plugging, which is convenient for quick and accurate docking and installation between the components, and is convenient for disassembly and assembly, and convenient for cleaning and replacement.

[0008] The utility model discloses that raw materials such as iodine, sulfur dioxide and water used for producing Karl Fischer reagent are added into an isolation cylinder through a feed pipe, and then fully mixed by an upper stirring rod and a lower stirring rod, and finally discharged through a discharge pipe, wherein a lifting seat is positioned and connected with a position-controlling support rod through a thread, so that when the position-controlling support rod is driven to rotate by a motor, the lifting seat drives the upper stirring rod to perform longitudinal lifting and displacement in the kettle body, and the impact force generated between the upper stirring rod and the raw materials and water bodies at different depths in the kettle when the upper stirring rod and the upper reinforcing rod are lifted and lowered, the raw material dissolution rate is accelerated, and the production efficiency of the Karl Fischer reagent is improved, and a plurality of upper reinforcing rods are evenly distributed on the upper stirring rod, so that the impact force intensity generated between the upper stirring rod and the raw materials and the water bodies when the upper stirring rod moves can be increased, which is beneficial to the rapid dispersion and full dissolution of the raw materials.

[0009] The utility model discloses a limit sliding rod limits the position of the lifting seat, so that it maintains a longitudinal linear lifting displacement, avoids the lifting seat being affected by the rotation force of the control position support rod and rotating accordingly, improves the structural stability, the motor has different driving modes of forward rotation and reverse rotation, and through the alternating switching of the motor forward and reverse rotation, the lifting seat drives the upper stirring rod to perform longitudinal reciprocating linear lifting in the kettle body, so that the raw materials located at different depths in the kettle body can all be impacted by the displacement of the upper stirring rod, accelerates the dispersion of the raw materials, and improves the production efficiency of Karl Fischer reagent, when the isolation cover needs to be removed for cleaning, the control position support rod can be driven by the motor to rotate until the lifting seat and the control position support rod are disengaged, so that the isolation cover can be quickly disassembled and assembled.

[0010] The utility model discloses an embedded connection between the lower end of the position-controlling support rod and the rotating seat, and provides a force fulcrum for the position-controlling support rod to drive the rotating seat to rotate synchronously, so that under the drive of the motor, the rotating seat takes the central support rod as the center and drives the lower stirring rod to rotate axially, thereby strengthening the stirring of the reagents at the bottom of the kettle body, avoiding the sinking of the raw materials to the bottom, improving the mixing uniformity and sufficiency of the reagents, and improving the actual production quality of Karl Fischer. Moreover, when the rotating seat rotates, the roller slides synchronously in the moving slide groove accordingly, so as to reduce the friction resistance generated by the contact between the rotating seat and the bottom surface of the isolation cylinder when rotating, avoid cardio, and improve the smoothness of the rotating seat when rotating.

[0011] The utility model protects the inner wall of the kettle body through a built-in isolation component, avoids corrosion of the inner wall of the kettle body by reagents and raw materials, and prolongs its service life. In addition, the components are easy to disassemble and assemble, which is convenient for quickly and thoroughly cleaning the residual reagents in the reaction kettle, and avoids the residual reagents affecting the mixing effect of the next production. The lifting seat is driven to rise and fall and the rotating seat is driven to rotate, so that the raw materials and water bodies at different positions in the kettle are impacted to avoid the sinking of the raw materials, so that the mixing degree of reagents at different depths is consistent, and the mixing uniformity and sufficiency of the raw materials are improved, the dissolution rate of the raw materials is accelerated, and the production efficiency and quality of Karl Fischer reagents are improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a schematic diagram of the structure of a Karl Fischer reagent production reactor.

[0013] Figure 2 The utility model is a cross-sectional view of the structure of a Karl Fischer reagent production reactor.

[0014] Figure 3 This is a cross-sectional view of the connection structure of the position-controlling support rod and the rotating seat described in the utility model.

[0015] Figure 4 This is a schematic diagram of the isolation cover structure of the utility model.

[0016] Figure 5This is a schematic diagram of the structure of the reactor cover described in the utility model.

[0017] Figure 6 It is a schematic diagram of the lifting seat structure of the utility model.

[0018] Figure 7 This is a cross-sectional view of the rotating seat structure described in the utility model.

[0019] Figure 8 It is an exploded view of the reactor cover, isolation cover, isolation cylinder and reactor body structure described in the utility model.

[0020] Fig. 9 The utility model discloses a cross-sectional view of a stirring structure of a reaction kettle for producing Karl Fischer reagent.

[0021] Fig.10 The utility model Figure 2 A magnified view of the local structure. DETAILED DESCRIPTION

[0022] The utility model is further described in detail below according to the accompanying drawings and embodiments:

[0023] Embodiment 1:

[0024] A Karl Fischer reagent production reactor, comprising a reactor body 01, a reactor cover 02, an isolation cylinder 10, an isolation cover 11, a position control support rod 12, a lifting seat 13, a rotating seat 16, and a limiting slide rod 27. The inner side of the reactor body 01 is connected to the isolation cylinder 10, the isolation cylinder 10 has a lower positioning plate 36, the lower positioning plate 36 is connected to the reactor body 01, the reactor body 01 has a plurality of lower positioning slots 34, the lower positioning plate 36 has a plurality of lower positioning plugs 33, the lower positioning plugs 33 are adapted to the lower positioning slots 34, the lower positioning plugs 33 are connected to the lower positioning slots 34, the bottom of the reactor body 01 is provided with a lower fixed tube 04, the bottom of the isolation cylinder 10 is provided with a discharge pipe 09, the discharge pipe 09 is connected to the inside of the lower fixed tube 04, the outside of the lower fixed tube 04 is connected to the lower fixed cover 07 by threads, the lower part of the reactor body 01 is connected to the fixed support leg 05, and the upper part of the reactor body 01 is connected to the reactor The reactor cover 02 has an upper fixed plate 37, and the reactor body 01 has a lower fixed plate 38. The upper fixed plate 37 is connected to the lower fixed plate 38. The reactor body 01 and the reactor cover 02 adopt a split design, and an isolation cylinder 10 and an isolation cover 11 are respectively provided inside them. The disassembly and assembly are convenient, and the residual reagents inside the reactor are quickly and thoroughly cleaned to avoid the residual reagents affecting the mixing effect of the next production. When the reactor cover 02 and the reactor body 01 are fixedly connected, the isolation cylinder 10 and the isolation cover 11 form a closed space inside the reactor body to wrap and isolate the raw materials for Karl Fischer reagent production to avoid corrosion of the reagent raw materials to the inner wall of the reactor body and improve its service life. The isolation cover 11 and the reactor cover 02 and the isolation cylinder 10 and the reactor body 01 are all positioned by plugging, which is convenient for quick and accurate docking and installation between components, and is easy to disassemble and assemble, and is convenient for cleaning and replacement.

[0025] Embodiment 2:

[0026] The reactor cover 02 of the utility model is connected to the isolation cover 11 on the inner side, the isolation cover 11 has an upper positioning plate 35, the upper positioning plate 35 is connected to the reactor cover 02, the upper positioning plate 35 has a plurality of upper positioning rods 31, the reactor cover 02 has a plurality of upper positioning slots 32, the upper positioning rods 31 are adapted to the upper positioning slots 32, the upper positioning rods 31 are connected to the upper positioning slots 32, the reactor cover 02 has a plurality of upper fixed tubes 03, the isolation cover 11 has a plurality of feed tubes 08, the feed tubes 08 are connected to the inside of the upper fixed tube 03, and the outside of the feed tubes 08 is connected to the upper fixed cover 06 by threads. The inner wall of the kettle body is protected by the built-in isolation component to prevent the reagent raw materials from corroding the inner wall of the kettle body, thereby increasing its service life. In addition, the components are easy to disassemble and assemble, which facilitates the rapid and thorough cleaning of the residual reagents inside the reactor to prevent the residual reagents from affecting the mixing effect of the next production. By driving the lifting seat 13 to rise and fall and the rotating seat 16 to rotate, impacts are generated between the raw materials and water bodies at different positions in the kettle to prevent the raw materials from sinking to the bottom, so that the mixing degree of reagents at different depths is consistent, while improving the uniformity and sufficiency of raw material mixing, accelerating the dissolution rate of raw materials, and improving the production efficiency and quality of Karl Fischer reagents.

[0027] Embodiment 3:

[0028] The reactor cover 02 of the utility model is connected to the motor 29, the motor 29 is connected to the position-controlling support rod 12, the position-controlling support rod 12 passes through the reactor cover 02, the isolation cover 11, and the lifting seat 13 in sequence, the lifting seat 13 is internally connected to the position-controlling support rod 12 through a thread, and the lifting seat 13 is externally connected to a plurality of upper stirring rods 14, the upper stirring rod 14 has an upper reinforcing rod 15, and the raw materials such as iodine, sulfur dioxide and water used in the production of Karl Fischer reagent are added to the isolation cylinder 10 through the feed pipe 08, and then fully mixed by the upper stirring rod 14 and the lower stirring rod 17, and finally discharged through the discharge pipe 09, wherein the lifting seat 13 is positioned and connected with the position-controlling support rod 12 through a thread, so that when the position-controlling support rod 1 is driven by the motor 29, When the upper stirring rod 14 rotates, the lifting seat 13 drives the upper stirring rod 14 to move vertically in the kettle body, and the impact force generated between the upper stirring rod 14 and the upper reinforcing rod 15 and the raw materials and water bodies at different depths in the kettle when the upper stirring rod 14 and the upper reinforcing rod 15 are lifted and lowered, the raw material dissolution rate is accelerated, and the production efficiency of Karl Fischer reagent is improved. In addition, multiple groups of upper reinforcing rods 15 are evenly distributed on the upper stirring rod 14, which can increase the impact force intensity generated between the upper stirring rod 14 and the raw materials and water bodies when the upper stirring rod 14 moves, which is conducive to the rapid dispersion and full dissolution of the raw materials. The lifting seat 13 has a plurality of sliding rod through holes 28, and the isolation cover 11 has a plurality of limiting sliding rods 27. The limiting sliding rods 27 are adapted to the sliding rod through holes 28, and the limiting sliding rods 27 pass through the sliding rod through holes 28. The limiting slide bar 27 limits the position of the lifting seat 13, so that it maintains a longitudinal linear lifting displacement, avoids it being affected by the rotation force of the control support rod 12 and following the rotation, thereby improving the structural stability. The motor 29 has different forward and reverse driving modes. Through the alternating switching of the forward and reverse rotations of the motor 29, the lifting seat 13 drives the upper stirring rod 14 to perform longitudinal reciprocating linear lifting in the kettle body, so that the raw materials located at different depths in the kettle body can all be impacted by the displacement of the upper stirring rod 14, thereby accelerating the dispersion of the raw materials and improving the production efficiency of the Karl Fischer reagent. When the isolation cover 11 needs to be removed for cleaning, the control support rod 12 can be driven by the motor 29 to rotate until the lifting seat 13 and the control support rod 12 are disengaged, so that the isolation cover 11 can be quickly disassembled and assembled.

[0029] Embodiment 4:

[0030] The lower end of the position-controlling support rod 12 of the utility model is connected to the rotating seat 16, the position-controlling support rod 12 has a plurality of driving grooves 20, the rotating seat 16 has a plurality of driving protrusions 19, the driving protrusions 19 are adapted to the driving grooves 20, the driving protrusions 19 are connected to the driving grooves 20, the rotating seat 16 is externally connected to the lower stirring rod 17, the lower stirring rod 17 has lower reinforcing rods 18 on both sides, the lower part of the rotating seat 16 has a central support sleeve 23, the central support sleeve 23 fits the isolation tube 10, the isolation tube 10 has a central support rod 22, the central support rod 22 is connected to the inside of the lower bearing 21, and the outside of the lower bearing 21 is connected to the central support sleeve 23.

[0031] Embodiment 5:

[0032] The central support sleeve 23 of the utility model has a plurality of mounting grooves 25, and the isolation cylinder 10 has a movable slide groove 24. The mounting groove 25 and the movable slide groove 24 are adapted to the roller 26. The mounting groove 25 is connected to one side of the roller 26, and the other side of the roller 26 is connected to the movable slide groove 24. The roller 26 slides in the movable slide groove 24. The lower end of the position-controlling support rod 12 is embedded and plugged into the rotating seat 16, so that the position-controlling support rod 12 drives the rotating seat 16 to rotate synchronously and provides a force fulcrum, so that under the drive of the motor 29, the rotating seat 16 drives the lower stirring rod 17 to rotate axially with the central support rod 22 as the center, so as to strengthen the stirring of the reagents at the bottom of the kettle body, avoid the sinking of the raw materials, improve the uniformity and sufficiency of the reagent mixing, and improve the actual production quality of Karl Fischer. When the rotating seat 16 rotates, the roller 26 slides synchronously in the moving slide groove 24 to reduce the friction resistance generated by the contact between the rotating seat 16 and the bottom surface of the isolation cylinder 10 when rotating, avoid card Du, and improve the smoothness of the rotating seat 16 when rotating. Example

[0033] Installation steps: first assemble the reactor body 01 structure, first weld the fixed leg 05 to the lower part of the reactor body 01, then place the isolation cylinder 10 into the reactor body 01, and the discharge pipe 09 is embedded in the lower fixed tube 04, and the lower positioning rod 33 is embedded in the lower positioning slot 34, then place the lower fixed cover 07 at the lower part of the reactor body 01, and put it on the outside of the lower fixed tube 04, and the lower fixed cover 07 is fixedly connected to the lower fixed tube 04 through threads, finally place the rotating seat 16 into the isolation cylinder 10, and the center support rod 22 is embedded in the lower bearing 21, the outside of the lower bearing 21 is embedded in the center support sleeve 23, and the roller 26 is embedded in the installation groove 25. After completing the assembly of the reactor body 01 structure, assemble the reactor cover 02 structure, first pass the upper end of the control support rod 12 through the isolation cover 11, and then install and fix the motor 29 to the upper part of the reactor cover 02, and connect it with the control support rod 12. The upper and lower fixing plates 37 and 38 are fixedly connected with each other, and the lower end of the positioning support rod 12 is embedded in the rotating seat 16, and the driving protrusion 19 is embedded in the driving groove 20 to complete the installation.

[0034] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. It should be pointed out that a person skilled in the art can make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be regarded as within the protection scope of the present invention.

Claims

1. A Karl Fischer reagent production reactor, characterized in that : comprising a reaction kettle body (01), a reaction kettle cover (02), an isolation cylinder (10), an isolation cover (11), a position control support rod (12), a lifting seat (13), a rotating seat (16), and a position limiting slide rod (27), wherein the inner side of the reaction kettle body (01) is connected to the isolation cylinder (10), the isolation cylinder (10) has a lower positioning plate (36), the lower positioning plate (36) is connected to the reaction kettle body (01), the reaction kettle body (01) has a plurality of lower positioning slots (34), the lower positioning plate (36) has a plurality of lower positioning rods (33), the lower positioning rods (33) are adapted to the lower positioning slots (34), and the lower positioning rods ( 33) is connected to a lower positioning slot (34), the bottom of the reactor body (01) is provided with a lower fixed tube (04), the bottom of the isolation tube (10) is provided with a discharge tube (09), the discharge tube (09) is connected to the inside of the lower fixed tube (04), the outside of the lower fixed tube (04) is connected to a lower fixed cover (07) via a thread, the lower part of the reactor body (01) is connected to a fixed support leg (05), the upper part of the reactor body (01) is connected to a reactor cover (02), the reactor cover (02) is provided with an upper fixed plate (37), the reactor body (01) is provided with a lower fixed plate (38), and the upper fixed plate (37) is connected to the lower fixed plate (38).

2. A Karl Fischer reagent production reactor according to claim 1, characterized in that The inner side of the reactor cover (02) is connected to the isolation cover (11), the isolation cover (11) has an upper positioning plate (35), the upper positioning plate (35) is connected to the reactor cover (02), the upper positioning plate (35) has a plurality of upper positioning rods (31), the reactor cover (02) has a plurality of upper positioning slots (32), the upper positioning rods (31) are adapted to the upper positioning slots (32), the upper positioning rods (31) are connected to the upper positioning slots (32), the reactor cover (02) has a plurality of upper fixed tubes (03), the isolation cover (11) has a plurality of feed tubes (08), the feed tubes (08) are connected to the inside of the upper fixed tubes (03), and the outside of the feed tubes (08) is connected to the upper fixed cover (06) via threads.

3. A Karl Fischer reagent production reactor according to claim 2, characterized in that The reactor cover (02) is connected to a motor (29), the motor (29) is connected to a position-controlling support rod (12), the position-controlling support rod (12) passes through the reactor cover (02), the isolation cover (11), and the lifting seat (13) in sequence, the lifting seat (13) is internally connected to the position-controlling support rod (12) by a thread, the lifting seat (13) is externally connected to a plurality of upper stirring rods (14), the upper stirring rods (14) have upper reinforcing rods (15), the lifting seat (13) has a plurality of sliding rod through holes (28), the isolation cover (11) has a plurality of limiting sliding rods (27), the limiting sliding rods (27) are adapted to the sliding rod through holes (28), and the limiting sliding rods (27) pass through the sliding rod through holes (28).

4. A Karl Fischer reagent production reactor according to claim 3, characterized in that The lower end of the position-controlling support rod (12) is connected to the rotating seat (16), the position-controlling support rod (12) has a plurality of driving grooves (20), the rotating seat (16) has a plurality of driving protrusions (19), the driving protrusions (19) are adapted to the driving grooves (20), the driving protrusions (19) are connected to the driving grooves (20), the rotating seat (16) is externally connected to a lower stirring rod (17), the lower stirring rod (17) has lower reinforcing rods (18) on both sides, the lower portion of the rotating seat (16) has a central support sleeve (23), the central support sleeve (23) fits the isolation cylinder (10), the isolation cylinder (10) has a central support rod (22), the central support rod (22) is connected to the inside of a lower bearing (21), and the outside of the lower bearing (21) is connected to the central support sleeve (23).

5. A Karl Fischer reagent production reactor according to claim 4, characterized in that The central support sleeve (23) has a plurality of mounting grooves (25), the isolation cylinder (10) has a movable slide groove (24), the mounting groove (25), the movable slide groove (24) and the roller (26) are adapted to each other, the mounting groove (25) is connected to one side of the roller (26), the other side of the roller (26) is connected to the movable slide groove (24), and the roller (26) slides in the movable slide groove (24).

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