Multi-shaft reaction kettle for small and medium-sized test production lines

Abstract

The invention discloses a multi-shaft reaction kettle for medium and small test production lines, which comprises a reaction kettle body, the top end of the reaction kettle body is provided with a cover plate, the middle part of the top end of the cover plate is provided with a motor, the output shaft of the motor is in transmission connection with a main stirring shaft, and the bottom end of the main stirring shaft is provided with a second stirring blade. The top end of the main stirring shaft is fixedly connected with a rotating frame. The stirring shaft can be freely started and stopped according to the viscosity of stirred materials, higher stirring efficiency and a better dispersion effect can be achieved, meanwhile, the stirring kettle is protected, and the phenomenon that the stirring shaft is broken due to the fact that the viscosity of the materials is too large is avoided.

Description

Technical Field

[0001] The present invention relates to the technical field of reactors, and in particular to a multi-axis reactor for small and medium-sized test production lines. Background Art

[0002] Reactor is one of the indispensable equipment in chemical industry production. As we all know, there are many types of reactors, which are widely used in petroleum, chemical, food, medicine, pesticide, scientific research and other industries. It is a reaction equipment used to complete chemical process such as polymerization, condensation, sulfidation, hydrocarbonization, hydrogenation, etc. Reactor is a comprehensive reaction vessel, and the design of the structure, function and accessories of the reactor is based on the reaction conditions. From the initial feeding-reaction-discharging, the pre-set reaction steps can be completed with a high degree of automation, and the important parameters such as temperature, pressure, mechanical control (stirring, blasting, etc.), reactant / product concentration, etc. in the reaction process are strictly regulated. Its structure is generally composed of a kettle body, a transmission device, a stirring device, a heating device, a cooling device, and a sealing device.

[0003] After searching Chinese patent CN112892458A, a planetary multi-axis linkage coating reactor is proposed. By setting a stirring mechanism with a planetary gear structure, the mixing and stirring effect of the device is better. However, when the viscosity of the material to be stirred is high, the multi-axis reactor continuously rotates and revolves, making it difficult to rotate the stirring shaft. The reactor in the prior art cannot start and stop the multi-axis stirring shaft according to the viscosity of the material.

[0004] Therefore, how to provide a multi-axis reactor for small and medium-sized test production lines to solve the problems existing in the prior art is of great significance to its application. Summary of the invention

[0005] In view of this, the purpose of the present application is to provide a multi-axis reactor for small and medium-sized test production lines to solve the problem.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] A multi-axis reactor for small and medium-sized test production lines comprises a reactor body, a cover plate is installed on the top of the reactor body, a motor is installed in the middle of the top of the cover plate, the output shaft of the motor is drivingly connected to a main stirring shaft, a second stirring blade is installed at the bottom end of the main stirring shaft, a rotating frame is fixedly connected to the top of the main stirring shaft, outer sleeves are rotatably connected to both sides of the rotating frame, an inner rotating rod is rotatably connected to the inside of the outer sleeve, a first stirring blade is installed at the bottom end of the inner rotating rod, and a third stirring blade is installed at the bottom end of the outer sleeve.

[0008] Preferably, a second transmission gear is installed at the top end of the inner rotating rod, and a first transmission gear is installed at the top end of the outer sleeve.

[0009] Preferably, the bottom end of the cover plate is fixedly connected to an inner gear ring via a first fixing rod, and the bottom end of the cover plate is fixedly connected to an outer gear ring via a second fixing rod.

[0010] Preferably, the first transmission gear is meshingly connected to the outer gear ring, and the second transmission gear is meshingly connected to the inner gear ring.

[0011] Preferably, lifting cylinders are installed on both sides of the reactor body, and the telescopic ends of the lifting cylinders are fixedly connected to the cover plate.

[0012] Preferably, the bottom end of the first fixed rod is fixedly connected with a first rotating groove, the outer side of the second transmission gear is fixedly connected with a first rotating ring, the first rotating ring is rotatably connected to the inner gear ring, and a first clamping cylinder is installed on one side of the first rotating groove, and the telescopic end of the first clamping cylinder passes through the first rotating groove and contacts with the outer side surface of the first rotating ring.

[0013] Preferably, the bottom end of the second fixed rod is fixedly connected with a second rotating groove, the outer side of the outer gear ring is fixedly connected with a second rotating ring, the second rotating ring is rotatably connected to the second rotating groove, a second clamping cylinder is installed on one side of the second rotating groove, the telescopic end of the second clamping cylinder passes through the second rotating groove and contacts with the outer side surface of the second rotating ring.

[0014] Preferably, the inner gear ring, the main stirring shaft and the outer gear ring are concentrically arranged.

[0015] Preferably, the third stirring blade is located at half the height of the reactor body; the second stirring blade is located at one third the height of the reactor body; and the first stirring blade is located at one quarter the height of the reactor body.

[0016] Preferably, the second transmission gear is located above the rotating frame, and the first transmission gear is located below the rotating frame.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] The stirring shaft in the present invention can be started and stopped freely according to the viscosity of the stirred material, which can achieve higher stirring efficiency and better dispersion effect, and at the same time protect the stirring kettle and avoid the breaking of the stirring shaft caused by excessive viscosity of the material.

[0019] The above description is only an overview of the technical solution of the present application. In order to more clearly understand the technical means of the present application so that it can be implemented in accordance with the contents of the specification, and to make the above and other purposes, features and advantages of the present application more obvious and easy to understand, the following is a detailed description of the preferred embodiments of the present application in conjunction with the accompanying drawings as follows.

[0020] Based on the detailed description of the specific embodiments of the present application in combination with the accompanying drawings below, those skilled in the art will become more aware of the above and other objects, advantages and features of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are some embodiments of the present application. For ordinary technicians in this field, other drawings can also be obtained based on these drawings without creative work. In all drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0022] Figure 1 This is a schematic diagram of the structure of Embodiment 1 of the present invention;

[0023] Figure 2 This is a schematic diagram of the structure of Embodiment 2 of the present invention;

[0024] Figure 3 It is a top view of the structure of the second embodiment of the present invention;

[0025] Figure 4 for Figure 2 A magnified image of point A;

[0026] Figure 5 for Figure 2 Enlarged view of point B.

[0027] In the figure: 1. reactor body; 2. first stirring blade; 3. second stirring blade; 4. main stirring shaft; 5. rotating frame; 6. cover plate; 7. first fixed rod; 8. motor; 9. second rotating ring; 10. first transmission gear; 11. second fixed rod; 12. first rotating groove; 13. first rotating ring; 14. lifting cylinder; 15. outer sleeve; 16. third stirring blade; 17. inner rotating rod; 18. first clamping cylinder; 19. inner gear ring; 20. second transmission gear; 21. outer gear ring; 22. second clamping cylinder; 23. second rotating groove. DETAILED DESCRIPTION

[0028] To make the purpose, technical scheme and advantages of the embodiment of the present application clearer, the technical scheme in the embodiment of the present application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiment of the present application. Obviously, the described embodiment is a part of the embodiment of the present application, rather than all of the embodiments. In the following description, specific details such as specific configuration and components are provided only to help fully understand the embodiments of the present application. Therefore, it should be clear to those skilled in the art that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of the present application. In addition, for clarity and brevity, the description of known functions and structures is omitted in the embodiment.

[0029] In addition, the present application may repeat reference numerals and / or letters in different examples. This repetition is for the purpose of simplicity and clarity, and does not in itself indicate the relationship between the various embodiments and / or settings discussed.

[0030] The term "and / or" in this article is only a description of the association relationship of associated objects, indicating that there can be three relationships. For example, A and / or B can mean: A exists alone, B exists alone, and A and B exist at the same time. The term " / and" in this article describes another type of association object relationship, indicating that there can be two relationships. For example, A / and B can mean: A exists alone, and A and B exist alone. In addition, the character " / " in this article generally indicates that the previous and next associated objects are in an "or" relationship.

[0031] It should also be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusions.

[0032] See also Figure 1-5 The present invention provides a technical solution for a multi-axis reactor for small and medium-sized test production lines:

[0033] Embodiment 1

[0034] A multi-axis reactor for small and medium-sized test production lines includes a reactor body 1, a cover plate 6 is installed on the top of the reactor body 1, a motor 8 is installed in the middle of the top of the cover plate 6, the output shaft of the motor 8 is drivingly connected to a main stirring shaft 4, a second stirring blade 3 is installed at the bottom end of the main stirring shaft 4, a rotating frame 5 is fixedly connected to the top of the main stirring shaft 4, an outer sleeve 15 is rotatably connected to both sides of the rotating frame 5, an inner rotating rod 17 is rotatably connected to the inside of the outer sleeve 15, a first stirring blade 2 is installed at the bottom end of the inner rotating rod 17, and a third stirring blade 16 is installed at the bottom end of the outer sleeve 15.

[0035] The top end of the inner rotating rod 17 is mounted with a second transmission gear 20 , and the top end of the outer sleeve 15 is mounted with a first transmission gear 10 .

[0036] The bottom end of the cover plate 6 is fixedly connected to the inner gear ring 19 via the first fixing rod 7 , and the bottom end of the cover plate 6 is fixedly connected to the outer gear ring 21 via the second fixing rod 11 .

[0037] The first transmission gear 10 is meshedly connected to the outer gear ring 21 , and the second transmission gear 20 is meshedly connected to the inner gear ring 19 .

[0038] Lifting cylinders 14 are installed on both sides of the reactor body 1 , and the telescopic ends of the lifting cylinders 14 are fixedly connected to the cover plate 6 .

[0039] The inner gear ring 19, the main stirring shaft 4 and the outer gear ring 21 are concentrically arranged.

[0040] The third stirring blade 16 is located at half the height of the reactor body 1 ; the second stirring blade 3 is located at one third the height of the reactor body 1 ; and the first stirring blade 2 is located at one fourth the height of the reactor body 1 .

[0041] The second transmission gear 20 is located above the rotating frame 5 , and the first transmission gear 10 is located below the rotating frame 5 .

[0042] In the embodiment, the raw materials are put into the reactor body 1, and then the motor 8 is started. The motor 8 drives the second stirring blade 3 to rotate through the main stirring shaft 4, and the main stirring shaft 4 drives the rotating frame 5 to rotate. The second transmission gear 20 at the top of the rotating frame 5 is meshed with the inner gear ring 19, so that the second transmission gear 20 is passively rotated. The second transmission gear 20 drives the first stirring blade 2 to rotate through the inner rotating rod 17. At the same time, the first transmission gear 10 at the bottom of the rotating frame 5 is meshed with the outer gear ring 21, so that the first transmission gear 10 is passively rotated. The first transmission gear 10 drives the third stirring blade 16 to rotate through the outer sleeve 15. At the same time, the third stirring blade 16 and the first stirring blade 2 rotate around the main stirring shaft 4, and the third stirring blade 16 and the first stirring blade 2 rotate themselves, thereby achieving efficient stirring.

[0043] Embodiment 2

[0044] A multi-axis reactor for small and medium-sized test production lines includes a reactor body 1, a cover plate 6 is installed on the top of the reactor body 1, a motor 8 is installed in the middle of the top of the cover plate 6, the output shaft of the motor 8 is drivingly connected to the main stirring shaft 4, the top of the main stirring shaft 4 is fixedly connected to a rotating frame 5, both sides of the rotating frame 5 are rotatably connected to an outer sleeve 15, the inside of the outer sleeve 15 is rotatably connected to an inner rotating rod 17, the bottom end of the inner rotating rod 17 is installed with a first stirring blade 2, and the bottom end of the outer sleeve 15 is installed with the first stirring blade 2.

[0045] The top end of the inner rotating rod 17 is mounted with a second transmission gear 20 , and the top end of the outer sleeve 15 is mounted with a first transmission gear 10 .

[0046] The bottom end of the first fixed rod 7 is fixedly connected with the first rotating groove 12, the outer side of the second transmission gear 20 is fixedly connected with the first rotating ring 13, the first rotating ring 13 is rotatably connected with the inner ring gear 19, and a first clamping cylinder 18 is installed on one side of the first rotating groove 12, and the telescopic end of the first clamping cylinder 18 passes through the first rotating groove 12 and contacts with the outer side surface of the first rotating ring 13.

[0047] The bottom end of the second fixed rod 11 is fixedly connected with a second rotating groove 23, the outer side of the outer gear ring 21 is fixedly connected with a second rotating ring 9, the second rotating ring 9 is rotatably connected to the second rotating groove 23, and a second clamping cylinder 22 is installed on one side of the second rotating groove 23, the telescopic end of the second clamping cylinder 22 passes through the second rotating groove 23 and contacts with the outer side surface of the second rotating ring 9.

[0048] The first transmission gear 10 is meshedly connected to the outer gear ring 21 , and the second transmission gear 20 is meshedly connected to the inner gear ring 19 .

[0049] Lifting cylinders 14 are installed on both sides of the reactor body 1 , and the telescopic ends of the lifting cylinders 14 are fixedly connected to the cover plate 6 .

[0050] The inner gear ring 19, the main stirring shaft 4 and the outer gear ring 21 are concentrically arranged.

[0051] The third stirring blade 16 is located at half the height of the reactor body 1; the second stirring blade 3 is located at one-third the height of the reactor body 1; the first stirring blade 2 is located at one-fourth the height of the reactor body 1, and the stirring blades at different heights can be opened and closed according to different stirring amounts of the material.

[0052] The second transmission gear 20 is located above the rotating frame 5 , and the first transmission gear 10 is located below the rotating frame 5 .

[0053] When used, the raw materials are put into the reactor body 1.

[0054] In the normal mode: the telescopic end of the first clamping cylinder 18 passes through the first rotating groove 12 and contacts the outer side of the first rotating ring 13 to lock the inner gear ring 19, the telescopic end of the second clamping cylinder 22 passes through the second rotating groove 23 and contacts the outer side of the second rotating ring 9 to lock the outer gear ring 21, and then the motor 8 is started, the motor 8 drives the second stirring blade 3 to rotate through the main stirring shaft 4, and the main stirring shaft 4 drives the rotating frame 5 to rotate, the second transmission gear 20 at the top of the rotating frame 5 is meshed with the inner gear ring 19, so that the second transmission gear 20 is passively rotated, the second transmission gear 20 drives the first stirring blade 2 to rotate through the inner rotating rod 17, and the first transmission gear 10 at the bottom of the rotating frame 5 is meshed with the outer gear ring 21, so that the first transmission gear 10 is passively rotated, and the first transmission gear 10 drives the third stirring blade 16 to rotate through the outer sleeve 15, and the third stirring blade 16 and the first stirring blade 2 rotate around the main stirring shaft 4, and the third stirring blade 16 and the first stirring blade 2 rotate themselves, thereby achieving efficient stirring;

[0055] When a small amount of material is stirred, the inner gear ring 19 is locked, the outer gear ring 21 is rotating, the third stirring blade 16 itself does not rotate, and only the second stirring blade 3 and the first stirring blade 2 rotate, thereby stirring a small amount of material;

[0056] When the viscosity of the material is high, the inner gear ring 19 and the outer gear ring 21 are both in a rotating state. At this time, the second stirring blade 3 rotates, and the third stirring blade 16 and the first stirring blade 2 themselves do not rotate until the viscosity of the material decreases. The telescopic end of the first clamping cylinder 18 penetrates the first rotating groove 12 and contacts the outer side surface of the first rotating ring 13 to achieve locking of the inner gear ring 19. The telescopic end of the second clamping cylinder 22 penetrates the second rotating groove 23 and contacts the outer side surface of the second rotating ring 9 to achieve locking of the outer gear ring 21. The third stirring blade 16, the second stirring blade 3, and the first stirring blade 2 rotate simultaneously for efficient stirring.

[0057] The above description is only the preferred embodiment of the present invention, which does not limit the protection scope of the present invention. For those skilled in the art, the present invention can be modified and varied in various ways. Within the spirit and principle of the present invention, any change, modification, replacement, integration and parameter change of these embodiments by conventional substitution or capable of achieving the same function without departing from the principle and spirit of the present invention shall fall within the protection scope of the present invention.

Claims

1. A multi-axis reactor for small and medium-sized test production lines, characterized by: The invention comprises a reactor body (1), wherein a cover plate (6) is installed at the top of the reactor body (1), a motor (8) is installed in the middle of the top of the cover plate (6), the output shaft of the motor (8) is connected to a main stirring shaft (4) in a transmission manner, a second stirring blade (3) is installed at the bottom end of the main stirring shaft (4), a rotating frame (5) is fixedly connected to the top end of the main stirring shaft (4), an outer sleeve (15) is rotatably connected to both sides of the rotating frame (5), an inner rotating rod (17) is rotatably connected to the inside of the outer sleeve (15), a first stirring blade (2) is installed at the bottom end of the inner rotating rod (17), and a third stirring blade (16) is installed at the bottom end of the outer sleeve (15).

2. A multi-axis reactor for small and medium-sized test production lines as claimed in claim 1, characterized in that: A second transmission gear (20) is installed at the top end of the inner rotating rod (17), and a first transmission gear (10) is installed at the top end of the outer sleeve (15).

3. A multi-axis reactor for small and medium-sized test production lines as claimed in claim 2, characterized in that: The bottom end of the cover plate (6) is fixedly connected to an inner gear ring (19) via a first fixing rod (7), and the bottom end of the cover plate (6) is fixedly connected to an outer gear ring (21) via a second fixing rod (11).

4. A multi-axis reactor for small and medium-sized test production lines as claimed in claim 3, characterized in that: The first transmission gear (10) is meshingly connected to the outer gear ring (21), and the second transmission gear (20) is meshingly connected to the inner gear ring (19).

5. A multi-axis reactor for small and medium-sized test production lines as claimed in claim 4, characterized in that: Lifting cylinders (14) are installed on both sides of the reactor body (1), and the telescopic ends of the lifting cylinders (14) are fixedly connected to the cover plate (6).

6. A multi-axis reactor for small and medium-sized test production lines as claimed in claim 5, characterized in that: The bottom end of the first fixing rod (7) is fixedly connected to a first rotating groove (12), the outer side of the second transmission gear (20) is fixedly connected to a first rotating ring (13), the first rotating ring (13) is rotatably connected to the first rotating groove (12), a first clamping cylinder (18) is installed on one side of the inner gear ring (19), and the telescopic end of the first clamping cylinder (18) passes through the first rotating groove (12) and contacts the outer side surface of the first rotating ring (13).

7. A multi-axis reactor for small and medium-sized test production lines as claimed in claim 6, characterized in that: The bottom end of the second fixed rod (11) is fixedly connected to a second rotating groove (23), the outer side of the outer gear ring (21) is fixedly connected to a second rotating ring (9), the second rotating ring (9) is rotatably connected to the second rotating groove (23), a second clamping cylinder (22) is installed on one side of the second rotating groove (23), and the telescopic end of the second clamping cylinder (22) passes through the second rotating groove (23) and contacts the outer side surface of the second rotating ring (9).

8. A multi-axis reactor for small and medium-sized test production lines as claimed in claim 7, characterized in that: The inner gear ring (19), the main stirring shaft (4) and the outer gear ring (21) are concentrically arranged.

9. A multi-axis reactor for small and medium-sized test production lines as claimed in claim 8, characterized in that: The third stirring blade (16) is located at half the height of the reactor body (1); the second stirring blade (3) is located at one third the height of the reactor body (1); and the first stirring blade (2) is located at one quarter the height of the reactor body (1).

10. A multi-axis reactor for small and medium-sized test production lines according to claim 9, characterized in that: The second transmission gear (20) is located above the rotating frame (5), and the first transmission gear (10) is located below the rotating frame (5).

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