Continuous mixing and stirring device for chemical materials

Abstract

The utility model discloses a continuous mixing and stirring device for chemical materials, and belongs to the field of mixing of the chemical materials, the continuous mixing and stirring device for the chemical materials comprises a stirring mechanism, the feeding end of the stirring mechanism is connected with a static mixing mechanism through a rotary valve, and the static mixing mechanism is connected with a stirring mechanism. The static mixing mechanism comprises a mixing cylinder fixedly installed at the feeding end of the rotary valve and a plurality of spiral splitter blades fixedly connected into the mixing cylinder and distributed in a linear array. According to the continuous mixing and stirring device for the chemical materials, through preliminary mixing of the static mixing mechanism and full stirring of the stirring mechanism, the product quality can be improved, the requirements of a product formula, reaction efficiency or physical properties are met, a continuous working mode is adopted, the materials can be continuously fed, mixed and output, and the continuous mixing and stirring device is suitable for industrial production. Frequent shutdown and material stopping like an intermittent stirrer are not needed, so that the production efficiency is greatly improved, and the requirements of large-scale chemical production can be met.

Description

TECHNICAL FIELD

[0001] The application relates to a chemical material continuous mixing and stirring device. BACKGROUND

[0002] Chemical material mixing is a crucial link in the chemical production process, and the core is to uniformly combine two or more different materials through physical or mechanical means to meet the product formula, reaction efficiency or physical property requirements.

[0003] In order to ensure the mixing quality, the common mixing equipment in the chemical raw material workshop is mostly intermittent stirrers to ensure the sufficient mixing of raw materials. However, the intermittent stirring tank needs to be frequently stopped for material feeding, and the production efficiency is low.

[0004] Therefore, the application provides a chemical material continuous mixing and stirring device to solve the above problems. CONTENT OF THE UTILITY MODEL

[0005] The application provides a chemical material continuous mixing and stirring device, which aims to solve the problem of low production efficiency caused by the need for frequent stopping of the existing chemical material mixing and stirring device for material feeding.

[0006] In order to achieve the above purpose, the application provides the following technical scheme: a chemical material continuous mixing and stirring device, comprising a stirring mechanism, and a static mixing mechanism connected to the feeding end of the stirring mechanism through a rotary valve.

[0007] The static mixing mechanism comprises a mixing cylinder fixedly installed at the feeding end of the rotary valve, a plurality of spiral distribution vanes fixedly connected in a linear array in the mixing cylinder, and a feeding pipe fixedly installed at the feeding end of the mixing cylinder for the entry of multiple materials, wherein the spiral directions of the adjacent two spiral distribution vanes are opposite and the end close to each other is arranged in a ninety-degree staggered manner. In this way, through the preliminary mixing of the static mixing mechanism and the sufficient stirring of the stirring mechanism, the multiple chemical materials can be more uniformly and fully mixed, which helps to improve the product quality, meet the product formula, reaction efficiency or physical property requirements, and adopt a continuous working mode. The materials can continuously enter, mix and output without the need for frequent stopping of the material feeding like the intermittent stirrers, greatly improving the production efficiency and meeting the needs of large-scale chemical production.

[0008] Preferably, the feeding pipe has one outlet end and at least two feeding ends.

[0009] Preferably, the static mixing mechanism is fixedly installed with a flow meter at the end close to the outlet.

[0010] Preferably, the stirring mechanism comprises a stirring drum connected to the outlet end of the rotary valve through a flange, a spiral conveying rod rotatably connected in the stirring drum, and a motor fixedly installed at one end of the stirring mechanism and having an output shaft connected to the spiral conveying rod.

[0011] Preferably, the stirring drum has first support connecting feet for being fixedly installed on the ground at the four corners of the bottom of the stirring drum, and the mixing drum has second support connecting feet for being fixedly installed on the ground at the four corners of the bottom of the mixing drum.

[0012] Preferably, the stirring drum has first hoisting rod connecting ears for hoisting at the four corners of the top of the stirring drum, and the mixing drum has second hoisting rod connecting ears for hoisting at the four corners of the top of the mixing drum.

[0013] Preferably, the feeding pipe and the mixing drum, the mixing drum and the rotary valve, and the rotary valve and the stirring drum are all fixedly installed through sealing flanges.

[0014] The chemical material continuous mixing and stirring device can uniformly and sufficiently mix multiple chemical materials through the preliminary mixing of the static mixing mechanism and the sufficient stirring of the stirring mechanism, thereby helping to improve product quality, meet product formula, reaction efficiency or physical property requirements, and meet large-scale chemical production requirements by continuously feeding, mixing and outputting materials without frequent stopping and material feeding like an intermittent stirring machine, thereby greatly improving production efficiency.

[0015] The chemical material continuous mixing and stirring device rationally connects the static mixing mechanism and the stirring mechanism through the rotary valve, has compact overall structure, and occupies small floor area, thereby being convenient to install and layout in a chemical production workshop. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 FIG. 1 is a structural schematic view of a chemical material continuous mixing and stirring device;

[0017] Fig. 2 FIG. 2 is a schematic view of the internal structure of a chemical material continuous mixing and stirring device.

[0018] In the drawings:

[0019] 1, stirring mechanism; 11, stirring drum; 12, spiral conveying rod; 13, motor; 14, first support connecting foot; 15, first hoisting rod connecting ear;

[0020] 2, rotary valve;

[0021] 3, static mixing mechanism; 31, mixing drum; 32, spiral flow dividing blade; 33, flow meter; 34, second support connecting foot; 35, second hoisting rod connecting ear;

[0022] 4. feed pipe. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0024] The embodiment provides a continuous mixing and stirring device for chemical materials, as shown in the figure, the continuous mixing and stirring device for chemical materials comprises a stirring mechanism 1, and a static mixing mechanism 3 is connected to the feed end of the stirring mechanism 1 through a rotary valve 2. Figs. 1-2

[0025] The static mixing mechanism 3 comprises a mixing cylinder 31 fixedly installed at the feed end of the rotary valve 2, a plurality of spiral distribution blades 32 fixedly connected in a linear array in the mixing cylinder 31 and a feed pipe 4 fixedly installed at the feed end of the mixing cylinder 31 for the entry of multiple materials, wherein the spiral directions of the adjacent two spiral distribution blades 32 are opposite and the ends close to each other are arranged in a ninety-degree staggered manner.

[0026] In use, multiple chemical materials simultaneously enter the mixing cylinder 31 of the static mixing mechanism 3 from the feed pipe 4, the materials are in contact with the spiral distribution blades 32 in the mixing cylinder 31, and under the action of the blades, the materials are dispersed and deflected, different materials penetrate and diffuse each other, and the preliminary mixing is completed. The materials after the preliminary mixing enter the stirring mechanism 1 through the rotary valve 2 at a stable flow rate and pressure, in the stirring mechanism 1, the materials are subjected to strong stirring action of stirring paddles and other components, various materials are fully mixed and uniform, and the mixed and uniform chemical materials are continuously output from the discharge end of the stirring mechanism 1 and enter the next production link.

[0027] Specifically, the feed pipe 4 has one outlet end and at least two feed ends; different feed ends can be respectively connected to different material supply sources, and an operator can independently control the input of each material according to the actual production situation, and the operation is more flexible and convenient.

[0028] Further, the static mixing mechanism 3 is fixedly installed with a flow meter 33 at the end close to the outlet; an operator can timely adjust the input speed of the materials or the operating parameters of the stirring mechanism according to the flow data displayed by the flow meter 33, so as to ensure that the materials enter the subsequent process at a stable flow rate and ensure the stability of the product quality.

[0029] ​Specifically, the stirring mechanism 1 includes a stirring barrel 11 connected with the discharge end of the rotary valve 2 through a flange at the inlet end, a spiral conveying rod 12 rotatably connected in the stirring barrel 11, and a motor 13 fixedly installed at one end of the stirring mechanism 1 and having an output shaft connected with the spiral conveying rod 12; the material preliminarily mixed by the static mixing mechanism 3 enters the stirring barrel 11 through the rotary valve 2, and after the motor 13 is started, the spiral conveying rod 12 is driven to rotate in the stirring barrel 11, the rotating movement of the spiral conveying rod 12 causes the material to move in the axial and radial directions in the stirring barrel 11, and meanwhile, the material is subjected to strong stirring and shearing, so that the material is fully mixed.

[0030] Further, the stirring barrel 11 has first support connecting feet 14 for being fixedly installed on the ground at the four corners of the bottom, and the mixing barrel 31 has second support connecting feet 34 for being fixedly installed on the ground at the four corners of the bottom; the first support connecting feet 14 and the second support connecting feet 34 are connected with the ground foundation by means of bolts or welding, so as to firmly fix the stirring barrel 11 and the mixing barrel 31 on the ground.

[0031] Further, the stirring barrel 11 has first lifting rod connecting ears 15 for hoisting at the four corners of the top, and the mixing barrel 31 has second lifting rod connecting ears 35 for hoisting at the four corners of the top; during installation, maintenance or relocation of the equipment, the hooks of a hoisting device can be hooked on the first lifting rod connecting ears 15 and the second lifting rod connecting ears 35, so as to lift the stirring barrel 11 and the mixing barrel 31 and perform moving or installation operations.

[0032] It should be noted that the feeding pipe 4 and the mixing barrel 31, the mixing barrel 31 and the rotary valve 2, and the rotary valve 2 and the stirring barrel 11 are all fixedly installed through sealing flanges; the sealing flanges tightly connect the components together through bolts, and meanwhile, sealing gaskets are arranged between the flange faces to prevent the material from leaking at the connecting positions; this sealing connection mode can withstand certain pressure and temperature, so as to ensure that the material in the equipment will not leak out, the effective sealing can prevent the chemical material from leaking into the surrounding environment, avoid pollution to the environment, reduce the waste of the material, and reduce the production cost.

[0033] The above merely describes the preferred specific embodiments of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art can make equivalent replacements or changes to the technical solutions and concepts of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A continuous mixing and stirring device for chemical materials, comprising a stirring mechanism (1), characterized in that: The feeding end of the stirring mechanism (1) is connected with a static mixing mechanism (3) through a rotary valve (2); The static mixing mechanism (3) comprises a mixing cylinder (31) fixedly installed at the feeding end of the rotary valve (2), a plurality of spiral distribution vanes (32) fixedly connected in linear array in the mixing cylinder (31), and a feeding pipe (4) fixedly installed at the feeding end of the mixing cylinder (31) for the entry of multiple materials, wherein the spiral directions of two adjacent spiral distribution vanes (32) are opposite and the end close to each other is arranged in a ninety-degree staggered manner.

2. The continuous mixing and stirring device for chemical materials according to claim 1, characterized in that: The feeding pipe (4) has one outlet end and at least two feeding ends.

3. The continuous mixing and stirring device for chemical materials according to claim 2, characterized in that: The static mixing mechanism (3) is fixedly installed with a flow meter (33) at the end close to the outlet.

4. The continuous mixing and stirring device for chemical materials according to claim 3, characterized in that: The stirring mechanism (1) comprises a stirring cylinder (11) connected with the outlet end of the rotary valve (2) through a flange at the inlet end, a spiral conveying rod (12) rotatably connected in the stirring cylinder (11), and a motor (13) fixedly installed at one end of the stirring mechanism (1) and having an output shaft connected with the spiral conveying rod (12).

5. The continuous mixing and stirring device for chemical materials according to claim 4, characterized in that: The stirring cylinder (11) has a first support connecting leg (14) for being fixedly installed on the ground at each of the four corners of the bottom, and the mixing cylinder (31) has a second support connecting leg (34) for being fixedly installed on the ground at each of the four corners of the bottom.

6. The continuous mixing and blending device for chemical materials according to claim 5, characterized in that: The stirring cylinder (11) has a first hoist connecting ear (15) for hoisting at each of the four corners of the top, and the mixing cylinder (31) has a second hoist connecting ear (35) for hoisting at each of the four corners of the top.

7. The continuous mixing and blending device for chemical materials according to claim 6, characterized in that: The feeding pipe (4) and the mixing cylinder (31), the mixing cylinder (31) and the rotary valve (2), and the rotary valve (2) and the stirring cylinder (11) are all fixedly installed through sealing flanges.

Images