Reaction kettle for intermediate drug processing
By introducing a sliding sleeve cover, stirring heating mechanism, lifting mechanism and cleaning mechanism into the intermediate drug processing reactor, the problems of uneven heating of raw materials and inconvenient cleaning are solved, the reaction efficiency and equipment cleanliness are improved, and the equipment life is extended , reduce maintenance costs.
Patent Information
- Application Number
- CN202420884869.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-26
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2034-04-26
AI Technical Summary
The existing reactors for intermediate drug processing cannot achieve uniform heating of raw materials, resulting in low reaction efficiency and inconvenient cleaning of the stirring rod and the inner wall of the kettle body.
A reactor including a top bottom plate, a sliding sleeve cover, a stirring heating mechanism, a lifting mechanism, a first cleaning mechanism and a second cleaning mechanism are designed. The uniform heating and stirring are achieved through the stirring heating mechanism, and the lifting mechanism is precisely controlled. The cleaning mechanism and the second cleaning mechanism are respectively responsible for cleaning the stirring heating mechanism and the inner wall of the kettle body.
It improves the reaction efficiency of raw materials and product quality, extends the service life of the equipment, reduces maintenance costs, realizes automatic cleaning, and improves production efficiency.
Smart Images
Figure CN222174079U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of intermediate drug processing, in particular to a reaction kettle for intermediate drug processing. Background Art
[0002] At present, the so-called pharmaceutical intermediates are actually some chemical raw materials or chemical products used in the process of drug synthesis. This kind of chemical product does not require a drug production license and can be produced in ordinary chemical plants. As long as it reaches a certain level, it can be used for drug synthesis. Drug production requires a large number of special chemicals. These chemicals were originally mostly produced by the pharmaceutical industry itself, but with the deepening of social division of labor and the advancement of production technology, the pharmaceutical industry has transferred some pharmaceutical intermediates to chemical companies for production; pharmaceutical intermediates are fine chemical products, and the production of pharmaceutical intermediates has become a major industry in the international chemical industry; reactors are required in the processing of pharmaceutical intermediates.
[0003] The heating components in the existing intermediate drug processing reactor are fixed in position, so the raw materials in the reactor cannot be heated more evenly, thereby reducing the reaction efficiency of the raw materials. In addition, the existing intermediate drug processing reactor is not convenient for cleaning the stirring rod and the inner wall of the reactor body. Utility Model Content
[0004] The utility model provides a reactor for intermediate drug processing, aiming to solve the problems raised in the above background technology that the existing reactor for intermediate drug processing cannot heat the raw materials in the reactor more evenly, the raw material reaction efficiency is low, and it is inconvenient to clean the stirring rod and the inner wall of the reactor body.
[0005] To solve the above problems, the utility model is implemented as follows: a reactor for intermediate drug processing, comprising: a bottom plate with a reactor body installed on the top; a sleeve cover slidably mounted on the reactor body and provided with a material injection tube; a stirring and heating mechanism arranged on the sleeve cover for stirring and heating the raw materials; a lifting mechanism arranged on the bottom plate for controlling the lifting and lowering of the sleeve cover and the stirring and heating mechanism; a first cleaning mechanism arranged on the inner wall of the reactor body for cleaning the stirring and heating mechanism; and a second cleaning mechanism arranged on the inner wall of the top of the sleeve cover for cleaning the inner wall of the reactor body.
[0006] Preferably, the stirring and heating mechanism comprises: a rotating shaft rotatably mounted on the inner wall of the top of the sleeve cover and having a plurality of resistance heating rods; and a driving motor fixedly mounted on the top of the sleeve cover and connected to the rotating shaft.
[0007] Preferably, the lifting mechanism includes: a plurality of rotating rods rotatably mounted on the base plate and having threaded blocks; threaded sleeves respectively threadedly sleeved on the plurality of threaded blocks and fixedly connected to the sleeve cover; a servo motor fixedly mounted on the base plate and having a plurality of active synchronous wheels; a plurality of driven synchronous wheels respectively fixedly sleeved on the plurality of rotating rods, and a plurality of synchronous belts are sleeved on the plurality of active synchronous wheels and the plurality of driven synchronous wheels.
[0008] Preferably, the first cleaning mechanism comprises: a first annular tube fixedly mounted on the inner wall of the kettle body and having a plurality of first nozzles; a first conduit disposed on the kettle body and connected to the first annular tube; and a first solenoid valve disposed on the first conduit.
[0009] Preferably, the second cleaning mechanism comprises: a second annular tube fixedly mounted on the inner wall at the top of the sleeve cover and having a plurality of second nozzles; a second conduit disposed on the sleeve cover and connected to the second annular tube; and a second solenoid valve disposed on the second conduit.
[0010] Preferably, a booster pump is fixedly installed on the top of the base plate, a three-way pipe is provided at the water outlet of the booster pump, the three-way pipe is connected with the first conduit and the second conduit, and a water inlet pipe is provided at the water inlet end of the booster pump.
[0011] Preferably, a material taking pipe is provided at the bottom of the kettle body, and a material taking valve is provided on the material taking pipe.
[0012] Preferably, a controller is provided on the sleeve cover, a conductive slip ring is fixedly sleeved on the rotating shaft, the conductive slip ring is fixedly connected to the top inner wall of the sleeve cover, the conductive slip ring is electrically connected to the plurality of resistance heating rods, and the controller is electrically connected to the drive motor, the servo motor, the first solenoid valve, the second solenoid valve, the boost pump, the material removal valve and the conductive slip ring.
[0013] Compared with the related art, the reactor for intermediate drug processing provided by the utility model has the following beneficial effects:
[0014] Compared with the prior art, the bottom plate of the reactor for intermediate drug processing provided by the present solution provides a stable foundation for the entire device, and the reactor body is convenient for reacting and treating drug intermediates. The sleeve cover slidably sleeved on the reactor body is provided with a material injection pipe, which not only ensures the smooth feeding of raw materials, but also realizes flexible cooperation with the reactor body. The stirring and heating mechanism arranged on the sleeve cover can stir and heat the raw materials efficiently and evenly, ensuring the uniform mixing of the raw materials and the smooth progress of the reaction. This design significantly improves production efficiency and helps to control product quality. The lifting mechanism on the bottom plate can accurately control the lifting and lowering of the sleeve cover and the stirring and heating mechanism, thereby improving the stirring efficiency and facilitating the first cleaning mechanism to clean the rotating shaft and multiple resistance heating rods. The first cleaning mechanism on the inner wall of the reactor body and the second cleaning mechanism on the inner wall of the top of the sleeve cover are responsible for cleaning the stirring and heating mechanism and the inner wall of the reactor body respectively. This design ensures the cleanliness of the equipment, prevents the influence of raw material residue on product quality, and also prolongs the service life of the equipment.
[0015] In general, the reactor device of this patent has a compact structure and comprehensive functions. Through the synergistic effect of various components, it realizes efficient processing of raw materials and automated cleaning of equipment, which brings great convenience and benefits to chemical production. The device not only improves production efficiency, but also ensures product quality and reduces maintenance costs. It has broad application prospects. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a schematic diagram of the main cross-sectional structure of a reaction kettle for intermediate drug processing provided by the utility model;
[0017] Figure 2 for Figure 1 A schematic diagram of the main appearance structure;
[0018] Figure 3 for Figure 1 Schematic diagram of the three-dimensional structure of the middle sleeve cover.
[0019] Figure numerals: 1, bottom plate; 2, kettle body; 3, sleeve cover; 4, injection pipe; 5, rotating shaft; 6, resistance heating rod; 7, driving motor; 8, rotating rod; 9, threaded block; 10, threaded sleeve; 11, servo motor; 12, active synchronous wheel; 13, driven synchronous wheel; 14, first annular tube; 15, first nozzle; 16, first conduit; 17, first solenoid valve; 18, second annular tube; 19, second nozzle; 20, second conduit; 21, second solenoid valve; 22, booster pump; 23, three-way pipe; 24, water inlet pipe; 25, material taking pipe; 26, material taking valve; 27, controller; 28, conductive slip ring. DETAILED DESCRIPTION
[0020] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit the present application; the terms "including" and "having" in the specification and claims of the present application and the above-mentioned figure descriptions and any variations thereof are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of the present application or the above-mentioned figures are used to distinguish different objects, rather than to describe a specific order; the terms "inside", "outside", "left", and "right" indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.
[0021] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.
[0022] The utility model embodiment provides a reaction kettle for intermediate drug processing, such as Figure 1-3 As shown, the reactor for intermediate drug processing comprises: a bottom plate 1 with a reactor body 2 mounted on the top; a sleeve cover 3 slidably mounted on the reactor body 2 and provided with a material injection tube 4; a stirring and heating mechanism disposed on the sleeve cover 3 for stirring and heating the raw materials; a lifting mechanism disposed on the bottom plate 1 for controlling the lifting and lowering of the sleeve cover 3 and the stirring and heating mechanism; a first cleaning mechanism disposed on the inner wall of the reactor body 2 for cleaning the stirring and heating mechanism; and a second cleaning mechanism disposed on the inner wall at the top of the sleeve cover 3 for cleaning the inner wall of the reactor body 2.
[0023] In this embodiment, the bottom plate 1 provides a stable foundation for the entire device, the kettle body 2 is convenient for reacting and treating the drug intermediates, the sleeve cover 3 slidably mounted on the kettle body 2 is provided with a material injection tube 4, which not only ensures the smooth delivery of the raw materials, but also realizes flexible cooperation with the kettle body, and the stirring and heating mechanism arranged on the sleeve cover 3 can efficiently and evenly stir and heat the raw materials, ensuring the uniform mixing of the raw materials and the smooth progress of the reaction. This design significantly improves the production efficiency and helps to control the product quality. The lifting mechanism on the bottom plate 1 can accurately control the lifting and lowering of the sleeve cover 3 and the stirring and heating mechanism, thereby improving the stirring efficiency and facilitating the first cleaning mechanism to clean the rotating shaft 5 and the multiple resistance heating rods 6. The first cleaning mechanism on the inner wall of the kettle body 2 and the second cleaning mechanism on the inner wall of the top of the sleeve cover 3 are responsible for cleaning the stirring and heating mechanism and the inner wall of the kettle body, respectively. This design ensures the cleanliness of the equipment, prevents the influence of raw material residue on product quality, and also prolongs the service life of the equipment;
[0024] In general, the reactor device of this patent has a compact structure and comprehensive functions. Through the synergistic effect of various components, it realizes efficient processing of raw materials and automated cleaning of equipment, which brings great convenience and benefits to chemical production. The device not only improves production efficiency, but also ensures product quality and reduces maintenance costs. It has broad application prospects.
[0025] In a further preferred embodiment of the utility model, the stirring and heating mechanism includes: a rotating shaft 5 rotatably mounted on the inner wall of the top of the sleeve cover 3 and having a plurality of resistance heating rods 6; and a driving motor 7 fixedly mounted on the top of the sleeve cover 3 and connected to the rotating shaft 5.
[0026] In this embodiment, the driving motor 7 drives the rotating shaft 5 and the plurality of resistance heating rods 6 to rotate. The plurality of resistance heating rods 6 can be used to evenly heat and stir the raw materials in the kettle body 2, thereby improving the reaction efficiency.
[0027] In a further preferred embodiment of the utility model, the lifting mechanism includes: a plurality of rotating rods 8 rotatably mounted on the base plate 1 and having threaded blocks 9; a threaded sleeve 10 respectively threadedly sleeved on the plurality of threaded blocks 9 and fixedly connected to the sleeve cover 3; a servo motor 11 fixedly mounted on the base plate 1 and having a plurality of active synchronous wheels 12; a plurality of driven synchronous wheels 13 respectively fixedly sleeved on the plurality of rotating rods 8, and a plurality of synchronous belts are sleeved on the plurality of active synchronous wheels 12 and the plurality of driven synchronous wheels 13.
[0028] In this embodiment, the servo motor 11 drives multiple rotating rods 8 and multiple threaded blocks 9 to rotate through multiple active synchronous wheels 12, multiple driven synchronous wheels 13 and multiple synchronous belts. The multiple threaded blocks 9 can drive the sleeve cover 3 to move up and down through the inner walls of the multiple threaded sleeves 10. The stirring and heating mechanism is driven to move up and down through the sleeve cover 3 to improve the uniformity of stirring and heating of the raw materials by the stirring and heating mechanism.
[0029] In a further preferred embodiment of the utility model, the first cleaning mechanism includes: a first annular tube 14 fixedly mounted on the inner wall of the kettle body 2 and having a plurality of first nozzles 15; a first conduit 16 disposed on the kettle body 2 and connected to the first annular tube 14; and a first solenoid valve 17 disposed on the first conduit 16.
[0030] In this embodiment, water is sprayed onto the rotating shaft 5 and the multiple resistance heating plates 6 that move up and down through the multiple first nozzles 15 on the first annular tube 14, so as to clean the rotating shaft 5 and the multiple resistance heating plates 6.
[0031] In a further preferred embodiment of the utility model, the second cleaning mechanism: a second annular tube 18 fixedly mounted on the top inner wall of the sleeve cover 3 and having a plurality of second nozzles 19; a second conduit 20 arranged on the sleeve cover 3 and connected to the second annular tube 18; and a second solenoid valve 21 arranged on the second conduit 20.
[0032] In this embodiment, water is sprayed toward the inner wall of the kettle body 2 through a plurality of second nozzles 19 on the second annular tube 18 , thereby cleaning the inner wall of the kettle body 2 .
[0033] In a further preferred embodiment of the utility model, a booster pump 22 is fixedly installed on the top of the base plate 1, and a three-way pipe 23 is provided at the water outlet end of the booster pump 22. The three-way pipe 23 is connected to the first conduit 16 and the second conduit 20, and a water inlet pipe 24 is provided at the water inlet end of the booster pump 22.
[0034] In this embodiment, the booster pump 22 draws out and pressurizes water through the water inlet pipe 24 and then injects the water into the first annular pipe 14 and the second annular pipe 18 through the tee pipe 23 , the first conduit 16 and the second conduit 20 .
[0035] In a further preferred embodiment of the present invention, a material taking pipe 25 is provided at the bottom of the kettle body 2 , and a material taking valve 26 is provided on the material taking pipe 25 .
[0036] In this embodiment, the raw materials after the reaction are completed can be taken through the material taking pipe 25 and the material taking valve 26.
[0037] In a further preferred embodiment of the utility model, a controller 27 is provided on the sleeve cover 3, a conductive slip ring 28 is fixedly sleeved on the rotating shaft 5, the conductive slip ring 28 is fixedly connected to the top inner wall of the sleeve cover 3, the conductive slip ring 28 is electrically connected to the plurality of resistance heating rods 6, and the controller 27 is electrically connected to the drive motor 7, the servo motor 11, the first solenoid valve 17, the second solenoid valve 21, the booster pump 22, the material dispensing valve 26 and the conductive slip ring 28.
[0038] In this embodiment, the device can be operated and controlled by the controller 27 , and the plurality of resistance heating plates 6 can be electrically connected to the controller 27 in a rotating state through the conductive slip ring 28 .
[0039] In summary, compared with the related art, the present device can not only heat and stir the raw materials in the kettle body 2 more evenly, thereby improving the reaction efficiency, but also facilitates the cleaning of the stirring and heating mechanism and the inner wall of the kettle body 2, which is more convenient.
[0040] In the several embodiments provided in this application, it should be understood that the disclosed device can be implemented in other ways.
[0041] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.
Claims
1. A reactor for intermediate drug processing, characterized in that: include: A bottom plate of the kettle body is installed on the top; A sleeve cover slidably sleeved on the kettle body and provided with a material injection pipe; A stirring and heating mechanism provided on the sleeve cover for stirring and heating the raw materials; A lifting mechanism disposed on the bottom plate for controlling the lifting of the sleeve cover and the stirring and heating mechanism; A first cleaning mechanism provided on the inner wall of the kettle body for cleaning the stirring and heating mechanism; A second cleaning mechanism is arranged on the inner wall of the top of the sleeve cover and is used for cleaning the inner wall of the kettle body.
2. The intermediate drug processing reactor according to claim 1, characterized in that: The stirring and heating mechanism comprises: A rotating shaft rotatably mounted on the inner wall of the top of the sleeve cover and having a plurality of resistance heating rods; A driving motor is fixedly mounted on the top of the sleeve cover and connected to the rotating shaft.
3. The intermediate drug processing reactor according to claim 2, characterized in that: The lifting mechanism comprises: A plurality of rotating rods rotatably mounted on the bottom plate and having threaded blocks; Threaded sleeves respectively threadedly sleeved on the plurality of threaded blocks and fixedly connected to the sleeve cover; A servo motor fixedly mounted on the bottom plate and having a plurality of active synchronous wheels; A plurality of driven synchronous wheels are respectively fixedly sleeved on the plurality of rotating rods, and a plurality of synchronous belts are sleeved on the plurality of driving synchronous wheels and the plurality of driven synchronous wheels.
4. The intermediate drug processing reactor according to claim 3, characterized in that: The first cleaning mechanism comprises: A first annular pipe fixedly mounted on the inner wall of the kettle and having a plurality of first nozzles; a first conduit disposed on the kettle body and connected to the first annular tube; A first solenoid valve is disposed on the first conduit.
5. The intermediate drug processing reactor according to claim 4, characterized in that: The second cleaning mechanism: A second annular tube fixedly mounted on the inner wall of the top of the sleeve cover and having a plurality of second nozzles; a second conduit disposed on the sleeve cover and connected to the second annular tube; A second solenoid valve is disposed on the second conduit.
6. The intermediate drug processing reactor according to claim 5, characterized in that: A booster pump is fixedly installed on the top of the bottom plate, a three-way pipe is arranged at the water outlet of the booster pump, the three-way pipe is connected with the first conduit and the second conduit, and a water inlet pipe is arranged at the water inlet of the booster pump.
7. The intermediate drug processing reactor according to claim 6, characterized in that: A material taking pipe is arranged at the bottom of the kettle body, and a material taking valve is arranged on the material taking pipe.
8. The intermediate drug processing reactor according to claim 7, characterized in that: A controller is provided on the sleeve cover, a conductive slip ring is fixedly sleeved on the rotating shaft, the conductive slip ring is fixedly connected to the top inner wall of the sleeve cover, the conductive slip ring is electrically connected to the plurality of resistance heating rods, and the controller is electrically connected to the drive motor, the servo motor, the first solenoid valve, the second solenoid valve, the booster pump, the material taking valve and the conductive slip ring.