Forced circulation rotary stirring device

Abstract

The utility model discloses a forced circulation rotary stirring device which comprises a kettle body, an inner cavity of the kettle body is rotatably connected with a feeding pipe, the bottom end of the feeding pipe extends to the position, close to the bottom, of the inner cavity of the kettle body, and the top end of the feeding pipe extends to the outer side of the kettle body. Through stepped arrangement of the first elbow, the second elbow, the third elbow and the fourth elbow, when materials are discharged from the discharging pipe, rotary discharging is achieved, so that all the materials are fed in a rotary mode on a phase interface, it is ensured that chemical reaction is conducted on the phase interface, the chemical reaction rate is increased, and experiments prove that part of ammoniation reaction does not cause secondary ammoniation reaction. After phase interface feeding is adopted, the reaction time is shortened to 4.5 h from 15 h and is shortened by two thirds, meanwhile, the conversion rate is increased to 94% from 68%, the reaction rate and the conversion rate are greatly increased, and energy saving, safety and reliability are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical production, in particular to a forced circulation rotating stirring device. Background Art

[0002] In chemical production, for interfacial reactions, there are great defects in the material stirring method when the material occurs at the interface. The traditional method is frame type and anchor type stirring. This method not only fails to achieve the ideal chemical reaction effect, has a low yield, but also has high energy consumption.

[0003] In view of this situation, we designed a forced circulation rotating stirring device. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, one of the purposes of the utility model is to provide a forced circulation rotating stirring device.

[0005] One of the purposes of the utility model is achieved by the following technical solution:

[0006] A forced circulation rotary stirring device comprises a kettle body, wherein a feed pipe is rotatably connected to the inner cavity of the kettle body, and the bottom end of the feed pipe extends to the inner cavity of the kettle body near the bottom, and the top end of the feed pipe extends to the outside of the kettle body, and a first elbow, a second elbow, a third elbow and a fourth elbow connected thereto are plugged and fixed on the outer wall of the feed pipe, a discharge pipe is plugged and fixed to the bottom of the kettle body, and a vibration mechanism is provided on the right side of the feed pipe near the bottom.

[0007] Furthermore, the first elbow, the second elbow, the third elbow and the fourth elbow are each provided with four, and the first elbow, the second elbow, the third elbow and the fourth elbow are each provided with a downward angle of thirty degrees with the feed pipe.

[0008] Furthermore, the first elbow and the third elbow have the same orientation distribution, and the second elbow and the fourth elbow have the same orientation distribution.

[0009] Furthermore, the vibration mechanism includes a spherical ball, and the spherical ball is located on the right side of the feed pipe near the bottom, a cross bar is fixedly connected to the right side of the sphere, a shell is fixedly connected to the right side of the kettle body near the bottom, and a through hole matching the cross bar is opened on the right side of the kettle body near the bottom, the right end of the cross bar passes through the inner cavity of the through hole and is fixedly connected to a push plate, a return spring is sleeved on the outer side of the cross bar, and the two ends of the return spring are respectively fixedly connected to the outer wall of the kettle body and the push plate, a cam is provided on the right side of the push plate, a drive motor is fixedly installed on the bottom of the inner cavity of the shell, and the power output end of the drive motor is fixedly connected to the bottom of the cam near the left side.

[0010] Furthermore, a sealing ring is sleeved on the outer wall of the cross bar, and the sealing ring is fixedly connected to the inner wall of the kettle body.

[0011] Furthermore, a sliding block is fixedly connected to the top of the push plate, a sliding groove is provided at the top of the inner cavity of the shell, and the sliding block is slidably connected to the inner cavity of the sliding groove.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] 1. Through the stepped arrangement of the first elbow, the second elbow, the third elbow and the fourth elbow, the material can be discharged from the discharge pipe in a rotating manner, so that all the materials are fed in a rotating manner at the phase interface, and chemical reactions are ensured at the phase interface, thereby increasing the chemical reaction rate. Experiments have shown that for some amination reactions, after using phase interface feeding, the reaction time is shortened from 15h to 4.5h, which is two-thirds shorter. At the same time, the conversion rate is increased from 68% to 94%, and the reaction rate and conversion rate are greatly improved, which is energy-saving, safe and reliable.

[0014] 2. Through the transmission connection of the drive motor, cam, push plate, slider, slide groove, cross bar, reset spring and ball, when the feed pipe conveys materials to the inner cavity of the kettle again, the drive motor can be started synchronously to drive the cam to rotate. When the farthest point of the cam contacts the push plate, the push plate can be pushed to move to the left to overcome the resistance of the reset spring, and the ball can be driven to knock on the feed pipe through the cross bar. When the cam is away from the push plate, the ball can be reset to the right under the action of the rebound force of the reset spring, thereby realizing the left and right reciprocating movement of the ball and forming a knocking vibration on the feed pipe, avoiding blockage of the feed pipe when discharging materials, which is beneficial to improving the feeding efficiency.

[0015] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model, it can be implemented in accordance with the contents of the specification. In order to make the above and other purposes, features and advantages of the utility model more obvious and easy to understand, the following preferred embodiments are specifically cited and described in detail with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the first embodiment;

[0017] Figure 2 A top view of a first elbow of a component of the first embodiment;

[0018] Figure 3 A top view of the second elbow of the component of the first embodiment;

[0019] Figure 4 A top view of the third elbow of the first embodiment;

[0020] Figure 5It is a top view of the fourth elbow of the component of the first embodiment;

[0021] Figure 6 It is a schematic diagram of the front view structure of the component housing of the second embodiment;

[0022] Figure 7 for Figure 6 A magnified view of the structure at center.

[0023] In the figure: 1, kettle body; 2, feed pipe; 3, discharge pipe; 4, first elbow; 5, second elbow; 6, third elbow; 7, fourth elbow; 8, ball; 9, cross bar; 10, shell; 11, push plate; 12, sealing ring; 13, return spring; 14, cam; 15, drive motor. DETAILED DESCRIPTION

[0024] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0025] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0026] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more of the related listed items.

[0027] The utility model provides the following technical solutions:

[0028] Example 1, please refer to Figures 1 to 5 :

[0029] A forced circulation rotating stirring device comprises a kettle body 1, wherein a feed pipe 2 is rotatably connected to the inner cavity of the kettle body 1, and the bottom end of the feed pipe 2 extends to the inner cavity of the kettle body 1 near the bottom, and the top end of the feed pipe 2 extends to the outside of the kettle body 1, and a first elbow 4, a second elbow 5, a third elbow 6 and a fourth elbow 7 connected thereto are plugged and fixed on the outer wall of the feed pipe 2, and four of the first elbow 4, the second elbow 5, the third elbow 6 and the fourth elbow 7 are each provided with four, and the first elbow 4, the second elbow 5, the third elbow 6 and the fourth elbow 7 are all set at a downward angle of thirty degrees with the feed pipe 2, the first elbow 4 and the third elbow 6 are distributed in the same direction, and the second elbow 5 and the fourth elbow 7 are distributed in the same direction, so that the material can be discharged during the step rotation, and the material is forced to be circulated and rotated and stirred, and a discharge pipe 3 is plugged and fixed at the bottom of the kettle body 1.

[0030] Working principle: When the utility model is in use, after the material enters the inner cavity of the kettle body 1 from the feed pipe 2, it is conducive to the external driving mechanism to drive the feed pipe 2 to rotate, and through the stepped arrangement of the first elbow 4, the second elbow 5, the third elbow 6 and the fourth elbow 7, the material is discharged from the feed pipe 2 again, and the rotation discharge is realized, so that all the materials are rotated and fed at the phase interface, and it is ensured that the chemical reaction is carried out at the phase interface, thereby improving the chemical reaction rate. Experiments have proved that for some amination reactions, after using phase interface feeding, the reaction time is shortened from 15h to 4.5h, which is two-thirds of the time. At the same time, the conversion rate is increased from 68% to 94%, and the reaction rate and conversion rate are greatly improved, energy-saving, safe and reliable. After the reaction is completed, the material can be discharged from the discharge pipe 3.

[0031] Example 2, please refer to Figure 6 to Figure 7 :

[0032] A vibrating mechanism is provided on the right side of the feed pipe 2 near the bottom end, and the vibrating mechanism includes a ball 8, and the ball 8 is located on the right side of the feed pipe 2 near the bottom end, and a cross bar 9 is fixedly connected to the right side of the ball 8, and a shell 10 is fixedly connected to the right side of the kettle body 1 near the bottom, and a through hole matching the cross bar 9 is opened on the right side of the kettle body 1 near the bottom, and the right end of the cross bar 9 passes through the inner cavity of the through hole and is fixedly connected to a push plate 11, and a sealing ring 12 is provided on the outer wall of the cross bar 9, and the sealing ring 12 is fixedly connected to the inner wall of the kettle body 1 to avoid In case of material leakage, a return spring 13 is sleeved on the outer side of the cross bar 9, and the two ends of the return spring 13 are respectively fixedly connected to the outer wall of the kettle body 1 and the push plate 11, a slider is fixedly connected to the top of the push plate 11, a slide groove is provided at the top of the inner cavity of the shell 10, and the slider is slidably connected to the inner cavity of the slide groove, which can limit the push plate 11 laterally, a cam 14 is provided on the right side of the push plate 11, and a drive motor 15 is fixedly installed at the bottom of the inner cavity of the shell 10, and the power output end of the drive motor 15 is fixedly connected to the bottom of the cam 14 near the left side.

[0033] Working principle: When the utility model is in use, when the feed pipe 2 conveys materials to the inner cavity of the kettle body 1 again, the drive motor 15 can be started synchronously to drive the cam 14 to rotate. When the farthest point of the cam 14 contacts the push plate 11, the push plate 11 can be pushed to move to the left to overcome the resistance of the reset spring 13, and the ball 8 can be driven by the cross bar 9 to knock on the feed pipe 2. When the cam 14 is away from the push plate 11, the ball 8 can be reset to the right under the action of the rebound force of the reset spring 13, thereby realizing the left and right reciprocating movement of the ball 8 and forming a knocking vibration on the feed pipe 2, avoiding blockage of the feed pipe 2 when discharging materials, which is beneficial to improving the feeding efficiency.

[0034] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A forced circulation rotary stirring device, comprising a kettle (1), characterized in that: The inner cavity of the kettle body (1) is rotatably connected to a feed pipe (2), and the bottom end of the feed pipe (2) extends to the inner cavity of the kettle body (1) near the bottom, and the top end of the feed pipe (2) extends to the outside of the kettle body (1). A first elbow (4), a second elbow (5), a third elbow (6) and a fourth elbow (7) connected to the outer wall of the feed pipe (2) are plugged and fixed, and a discharge pipe (3) is plugged and fixed at the bottom of the kettle body (1). A vibration mechanism is provided on the right side of the feed pipe (2) near the bottom.

2. A forced circulation rotary stirring device as claimed in claim 1, characterized in that: The first elbow (4), the second elbow (5), the third elbow (6) and the fourth elbow (7) are each provided in four numbers, and the first elbow (4), the second elbow (5), the third elbow (6) and the fourth elbow (7) are each provided with a downward angle of thirty degrees with the feed pipe (2).

3. A forced circulation rotary stirring device as claimed in claim 1, characterized in that: The first elbow (4) and the third elbow (6) are oriented in the same direction, and the second elbow (5) and the fourth elbow (7) are oriented in the same direction.

4. A forced circulation rotary stirring device as claimed in claim 1, characterized in that: The vibration mechanism comprises a sphere (8), and the sphere (8) is located on the right side of the feed pipe (2) near the bottom, a cross bar (9) is fixedly connected to the right side of the sphere (8), a shell (10) is fixedly connected to the right side of the kettle body (1) near the bottom, and a through hole matching the cross bar (9) is opened on the right side of the kettle body (1) near the bottom, the right end of the cross bar (9) passes through the inner cavity of the through hole and is fixedly connected to a push plate (11), a return spring (13) is sleeved on the outer side of the cross bar (9), and the two ends of the return spring (13) are respectively fixedly connected to the outer wall of the kettle body (1) and the push plate (11), a cam (14) is provided on the right side of the push plate (11), and a drive motor (15) is fixedly installed at the bottom of the inner cavity of the shell (10), and the power output end of the drive motor (15) is fixedly connected to the bottom of the cam (14) near the left side.

5. A forced circulation rotary stirring device as claimed in claim 4, characterized in that: The outer wall of the cross bar (9) is sleeved with a sealing ring (12), and the sealing ring (12) is fixedly connected to the inner wall of the kettle body (1).

6. A forced circulation rotary stirring device as claimed in claim 5, characterized in that: A sliding block is fixedly connected to the top of the push plate (11), a sliding groove is provided at the top of the inner cavity of the shell (10), and the sliding block is slidably connected to the inner cavity of the sliding groove.

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