Material mixing device

Abstract

The utility model provides a material mixing device which solves the technical problem that in the stirring process in the prior art, materials at the edge part in a reaction kettle are difficult to fully and uniformly mix. The reaction kettle is provided with a first accommodating cavity; the stirring unit is at least partially located in the first containing cavity and comprises a first rotating motor, a first pore plate, a second pore plate, a rotating shaft and a spring, the rotating motor is connected with the first pore plate through the rotating shaft, and the first pore plate is connected with the second pore plate through the spring; at least part of the wall scraping unit is located in the first containing cavity, the wall scraping unit comprises a second rotating motor and a scraping rod which extends in the axial direction of the reaction kettle and abuts against the inner wall of the reaction kettle, the second rotating motor is connected with the scraping rod, the second rotating motor drives the scraping rod to move in the circumferential direction of the reaction kettle, and the mixing uniformity is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of material mixing, in particular to a material mixing device. Background Art

[0002] Reactors are widely used in the fields of petroleum, chemical industry, rubber, pesticide, dye, medicine and food. They are pressure vessels used to complete process such as vulcanization, nitration, hydrogenation, hydrocarbonization, polymerization, condensation, etc., such as reactors, reaction pots, decomposition pots, polymerization kettles, etc.; the materials generally include carbon manganese steel, stainless steel, zirconium, nickel-based (Hastelloy, Monel, Inconel) alloy and other composite materials.

[0003] In the prior art, materials are mixed in a reactor, and a stirring device is usually arranged in the middle of the reactor body. During the stirring process, it is difficult for the materials at the edge of the reactor to be fully mixed. Utility Model Content

[0004] The purpose of the utility model is to provide a material mixing device to solve the technical problem that the materials at the edge of the reactor are difficult to be fully and evenly mixed during the stirring process of the prior art.

[0005] The embodiments of the present invention are achieved through the following technical solutions:

[0006] A material mixing device comprises a reaction kettle, a stirring unit and a wall scraping unit;

[0007] The reactor is provided with a first accommodating chamber;

[0008] The stirring unit is at least partially located in the first accommodating chamber, and includes a first rotary motor, a first orifice plate, a second orifice plate, a rotating shaft, and a spring, wherein the rotary motor is connected to the first orifice plate via the rotating shaft, and the first orifice plate is connected to the second orifice plate via the spring;

[0009] The scraping unit is at least partially located in the first accommodating chamber, and includes a second rotating motor and a scraping rod extending axially along the reactor and abutting against the inner wall of the reactor. The second rotating motor is connected to the scraping rod, and the second rotating motor drives the scraping rod to move along the circumference of the reactor.

[0010] In some embodiments, a plurality of second orifice plates are provided, which are spaced apart along the extension direction of the reactor, and the second orifice plates are connected by springs.

[0011] In some embodiments, the rotating shaft is an arc-shaped rotating shaft with multiple inflection points.

[0012] In some embodiments, a plurality of scraping rods are provided and spaced apart along the circumference of the reactor.

[0013] In some embodiments, the reactor is provided with a plurality of feeding pipes, each of which is provided with a valve.

[0014] In some embodiments, the reactor is provided with a discharge pipe, on which a valve is provided.

[0015] In some embodiments, the reactor is further provided with a heating wire wound around its inner wall.

[0016] The technical solution of the embodiment of the utility model has at least the following advantages and beneficial effects:

[0017] (1) The utility model sets a first orifice plate in the reactor, and the first orifice plate is connected to a rotating motor, which can assist mixing through the openings on the orifice plate during rotation and stirring to increase the mixing effect.

[0018] (2) The first orifice plate of the utility model is connected to the second orifice plate through a spring. During the rotation process, due to the elastic effect of the spring, the second orifice plate can not only rotate but also move back and forth in the vertical direction to increase the mixing effect.

[0019] (3) The rotating shaft of the utility model is an arc-shaped rotating shaft with multiple inflection points. Compared with a vertically arranged rotating shaft, it can increase the contact surface with the material in the kettle and enhance the mixing effect.

[0020] (4) The utility model has reasonable design, simple structure and good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments. It should be understood that the following drawings only illustrate certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying any creative work.

[0022] Figure 1 A schematic diagram of the internal structure of a material mixing device provided in an embodiment of the present utility model;

[0023] Figure 2 for Figure 1 Middle AA section view;

[0024] icon:

[0025] 100. Reactor;

[0026] 210, first rotating motor; 220, first orifice plate; 230, second orifice plate; 240, rotating shaft; 250, spring;

[0027] 310. Second rotating motor; 320. Scraping rod. DETAILED DESCRIPTION

[0028] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings herein can be arranged and designed in various different configurations.

[0029] Example

[0030] An embodiment of the present application provides a material mixing device to increase the uniformity of material mixing.

[0031] See also Figure 1 as well as Figure 2 , the material mixing device provided in the embodiment of the present application includes a reactor 100, a stirring unit and a wall scraping unit;

[0032] The reactor 100 is provided with a first accommodating chamber;

[0033] The stirring unit is at least partially located in the first accommodating chamber, and includes a first rotating motor 210, a first orifice plate 220, a second orifice plate 230, a rotating shaft 240 and a spring 250. The rotating motor is connected to the first orifice plate 220 via the rotating shaft 240, and the first orifice plate 220 is connected to the second orifice plate 230 via the spring 250 to stir the material inside the reactor 100 to increase the mixing uniformity. In some embodiments, the stirring motor is located outside the reactor 100 and extends into the interior of the reactor 100 through the stirring shaft to connect to the first orifice plate 220 inside. In some embodiments, the first orifice plate 220 is vertically arranged. In some embodiments, the first orifice plate 220 is horizontally arranged. In some embodiments, the first orifice plate 220 is tilted. In some embodiments, the first orifice plate 220 is arranged at an axial angle to the reactor 100. In some embodiments, a plurality of through holes are evenly provided on the first orifice plate 220. In some embodiments, the second orifice plate 230 is arranged vertically. In some embodiments, the second orifice plate 230 is arranged horizontally. In some embodiments, the second orifice plate 230 is arranged at an angle to the axis of the reactor 100. In some embodiments, a plurality of through holes are evenly provided on the second orifice plate 230. In some embodiments, the first orifice plate 220 and the second orifice plate 230 are connected by a plurality of springs 250. In some embodiments, the springs 250 extend along the axial direction of the reactor 100.

[0034] The scraping unit is at least partially located in the first accommodating chamber, and includes a second rotating motor 310 and a scraping rod 320 extending axially along the reactor 100 and abutting the inner wall of the reactor 100. The second rotating motor 310 is connected to the scraping rod 320, and the second rotating motor 310 drives the scraping rod 320 to move along the circumference of the reactor 100 to scrape off the material close to the reactor wall and increase the material mixing effect. In some embodiments, the scraping rod 320 is vertically arranged and close to the inner wall of the reactor 100, and is connected to the second rotating motor 310 by a connecting rod. The second rotating motor 310 drives the scraping rod 320 to rotate along the inner wall of the reactor 100.

[0035] In some embodiments, there are multiple second orifice plates 230, which are spaced apart along the extension direction of the reactor 100. The second orifice plates 230 are connected by springs 250 so that during the rotation process, due to the elastic action of the springs 250, the second orifice plates 230 can not only rotate, but also move back and forth in the vertical direction to increase the mixing effect. In some embodiments, there are multiple springs 250, which are evenly connected between the first orifice plates 220 and the second orifice plates 230 arranged one above the other.

[0036] In some embodiments, the rotating shaft 240 is an arc-shaped rotating shaft with multiple inflection points. Compared with a vertically arranged rotating shaft 240 , the rotating shaft 240 can increase the contact surface with the material in the kettle and enhance the mixing effect.

[0037] In some embodiments, a plurality of scraping rods 320 are provided and spaced apart along the circumference of the reactor 100 to evenly scrape the material on the wall of the reactor. In some embodiments, a plurality of scraping rods 320 are provided and evenly arranged along the circumference of the reactor 100.

[0038] In some embodiments, the reactor 100 is provided with a plurality of feed pipes, each of which is provided with a valve to control the addition of materials.

[0039] In some embodiments, the reactor 100 is provided with a discharge pipe with a valve provided thereon to control the removal of materials.

[0040] In some embodiments, the reactor 100 is further provided with a heating wire wrapped around its inner wall to enhance the material mixing effect.

[0041] The following is a detailed description of the use of the material mixing device of this application:

[0042] During use, the material to be mixed is placed in the reactor 100, and the first rotating motor 210 is controlled to start to drive the first orifice plate 220 and the second orifice plate 230 to rotate. During the rotation process, due to the elastic action of the spring 250, the second orifice plate 230 can also move up and down to a certain extent to mix the internal materials. During the stirring process, the second rotating motor 310 is controlled to start to drive multiple scrapers 320 to rotate along the reactor wall to increase the mixing effect of the liquid in the reactor.

[0043] The material mixing device of the present application has at least the following advantages:

[0044] (1) The utility model sets a first orifice plate in the reactor, and the first orifice plate is connected to a rotating motor, which can assist mixing through the openings on the orifice plate during rotation and stirring to increase the mixing effect.

[0045] (2) The first orifice plate of the utility model is connected to the second orifice plate through a spring. During the rotation process, due to the elastic effect of the spring, the second orifice plate can not only rotate but also move back and forth in the vertical direction to increase the mixing effect.

[0046] (3) The rotating shaft of the utility model is an arc-shaped rotating shaft with multiple inflection points. Compared with a vertically arranged rotating shaft, it can increase the contact surface with the material in the kettle and enhance the mixing effect.

[0047] (4) The utility model has reasonable design, simple structure and good practicality.

[0048] The above are merely preferred embodiments of the present invention and are not intended to limit the present invention. Those skilled in the art will readily appreciate that the present invention is susceptible to various modifications and variations. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A material mixing device, characterized in that: include: A reactor is provided with a first accommodating chamber; a stirring unit, at least partially located in the first accommodating chamber, comprising a first rotary motor, a first orifice plate, a second orifice plate, a rotating shaft, and a spring, wherein the rotary motor is connected to the first orifice plate via the rotating shaft, and the first orifice plate is connected to the second orifice plate via the spring; The scraping unit is at least partially located in the first accommodating chamber, and includes a second rotating motor and a scraping rod extending axially along the reactor and abutting against the inner wall of the reactor. The second rotating motor is connected to the scraping rod, and the second rotating motor drives the scraping rod to move along the circumference of the reactor.

2. The material mixing device according to claim 1, characterized in that: There are multiple second orifice plates, which are spaced apart along the extension direction of the reactor, and the second orifice plates are connected by springs.

3. The material mixing device according to claim 1, characterized in that: The rotating shaft is an arc-shaped rotating shaft and is provided with multiple inflection points.

4. The material mixing device according to any one of claims 1 to 3, characterized in that: There are multiple scraping rods, which are spaced apart along the circumference of the reactor.

5. The material mixing device according to any one of claims 1 to 3, characterized in that: The reactor is provided with a plurality of feed pipes, each of which is provided with a valve.

6. The material mixing device according to any one of claims 1 to 3, characterized in that: The reactor is provided with a discharge pipe, on which a valve is provided.

7. The material mixing device according to any one of claims 1 to 3, characterized in that: The reactor is further provided with a heating wire wound around its inner wall.

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