CN204746224U - A stirring tank with a mixing device - Google Patents

Abstract

The utility model discloses a stirring kettle with a material mixing device, which comprises a driving device, a kettle body, a stirring device and a material mixing device. An elastic interlayer is arranged on the inner wall of the kettle body, and an elastic interlayer is arranged inside the elastic interlayer. The stirring device includes a stirring shaft connected to the driving device and a plurality of sets of stirring blades arranged on the stirring shaft, and a cone is installed between the upper and lower sets of adjacent stirring blades, and the cone is large at the top and small at the bottom. Cone, the diameter of the bottom of the cone is not less than half of the diameter of the kettle body, the mixing device includes a return pipe, an oil tank and a circulation pump, the upper end of the return pipe extends horizontally to the inside of the kettle body, and the end There is an annular pipe, and the bottom of the annular pipe is evenly distributed with water spray holes. The utility model stirs evenly without leaving any dead angle, overcomes the influence of the external circulation of the reaction material on the constant temperature, and keeps the temperature relatively constant.

Description

A stirring tank with a mixing device

technical field

The utility model relates to chemical equipment, in particular to a stirring tank with a material mixing device.

Background technique

The existing stirred tank structure mainly consists of a tank body, a stirrer and a transmission device. The stirrer is usually installed at the center axis of the upper part of the stirred tank, and the materials are mixed evenly by stirring. However, in the reaction materials, relying on a single mechanical Stirring, it is difficult to make the material fully and evenly mixed up and down, whether the material can fully react depends on whether the agitator can stir evenly, and in the process of feeding, the amount of material can not be accurately controlled, resulting in unqualified products.

Contents of the invention

In order to achieve the above object, the utility model provides the following technical solutions:

A stirred kettle with a mixing device, including a driving device, a kettle body, a stirring device and a mixing device, the upper end of the kettle body is provided with a feed pipe, the lower end is provided with a discharge pipe, and the inner wall of the kettle body is An elastic interlayer is provided, and an elastic element is arranged in the elastic interlayer. The stirring device includes a stirring shaft connected to the driving device and a plurality of sets of stirring blades arranged on the stirring shaft. The upper and lower sets of adjacent stirring blades are installed A cone, the cone is provided with a helical projection, the helical direction of the spiral projection is upward along the rotation direction of the stirring shaft, the cone is a cone with a large top and a small bottom, and the cone The bottom diameter of the body is not less than half of the diameter of the kettle body. The mixing device includes a return pipe, an oil tank and a circulation pump. The return pipe is arranged between the upper side wall of the kettle body and the lower side wall of the kettle body. The circulation pump is arranged in series on the return pipe close to the side wall of the lower end of the kettle body. The upper end of the return pipe extends horizontally to the inside of the kettle body, and the end is covered with an annular pipe. The bottom of the annular pipe is evenly distributed with spray The water hole, the annular pipe is set above the stirring device, the side of the return pipe connected to the lower end side wall of the kettle body is in the shape of a coil, and is placed in the oil tank, and the return pipe is provided with a static mixing device, the end of the return pipe close to the upper side wall of the kettle body is provided with a heating wire.

As a further solution of the utility model: the cone is connected to the stirring shaft through a key.

As a further solution of the utility model: the drive device adopts a variable frequency speed regulating motor.

Compared with the prior art, the beneficial effect of the utility model is that: the use of the conical body realizes the stirring of the material on the vertical degree, and at the same time, the stirring blade realizes the stirring and mixing of the material on the horizontal latitude, the stirring is uniform, no dead angle is left, the cone There are spiral protrusions on the body, and the effect of turning upwards is better; some raw materials are thrown out through the cone and collide with the elastic interlayer on the inner wall of the kettle, and the materials thrown into the elastic interlayer will be subject to the elastic force of the elastic element, making the material Turbulent flow is generated in the kettle, which improves the uniformity of material contact, so as to achieve a more uniform mixing effect; the set mixing device circulates the materials at the lower end and the upper end of the kettle body through the return pipe, and more fully ensures that the materials are mixed evenly. The electric heating wire on the side wall near the upper end of the kettle body is installed on the reflux pipe to keep the temperature of the reaction material in the reflux pipe consistent with that in the kettle body, and to overcome the influence of the external circulation of the reaction material on the constant temperature and keep the temperature relatively constant.

Description of drawings

Figure 1 is a schematic structural view of a stirred tank with a mixing device.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1, in the embodiment of the present utility model, a kind of stirring tank with material mixing device comprises driving device 1, kettle body 2, stirring device 3 and material mixing device 4, and the upper end of described kettle body 2 is provided with inlet The material pipe 21 is provided with a discharge pipe 22 at the lower end, and an elastic interlayer 23 is provided on the inner wall of the kettle body 2, and an elastic element 24 is arranged in the elastic interlayer 23, and the stirring device 3 includes a Stirring shaft 31 and multiple groups of stirring blades 32 arranged on the stirring shaft 31, a cone 33 is installed between the upper and lower two groups of adjacent stirring blades 32, and the cone 33 is connected with the stirring shaft 31 by a key, and the cone 33 is provided with a helical protrusion 34, the helical direction of the helical protrusion 34 is upward along the rotation direction of the stirring shaft 31, the conical body 33 is a conical body with a large top and a small bottom, and the conical body 33 The diameter of the bottom of the kettle body 2 is not less than half of the diameter of the kettle body 2. The mixing device 4 includes a return pipe 42, an oil tank 45 and a circulation pump 46. The return pipe 42 is arranged on the upper side wall of the kettle body 2 and the kettle body 2 Between the lower end side walls of the kettle body 2, the circulation pump 46 is arranged in series on the return pipe 42 close to the lower end side wall of the kettle body 2. The upper end of the return pipe 42 extends horizontally to the inside of the kettle body 2, and the end is covered with a ring pipe 44, the bottom of the annular pipe 44 is evenly distributed with water spray holes, and the liquid at the bottom of the kettle body 2 is transported to the top of the kettle body 2 through the return pipe 42 by the circulation pump 46, and flows out from the water spray holes 47. The annular pipe 44 is arranged above the stirring device 3, and the side wall of the return pipe 42 connected to the lower end side wall of the kettle body 2 is in the shape of a coil, and is placed in the oil tank 45. The return pipe 42 is provided with a static A mixer 43, the return pipe 42 is provided with a heating wire 41 at one end close to the upper side wall of the kettle body 2, and the drive device 1 adopts a frequency-variable speed-regulating motor.

The working principle of the utility model is: the conical body 33 can play the function of turning the lower part of the material upward during the rotation process, the conical body 33 realizes the stirring of the material on the vertical degree, and the stirring blade realizes the horizontal latitude Stirring and mixing of the materials, stirring evenly, without leaving any dead ends, the conical body 33 is provided with a helical protrusion 34, and the effect of turning upwards is better; part of the raw material is thrown out through the conical body 33 and the elastic interlayer on the inner wall of the kettle body 2 collide with each other, the material thrown into the elastic interlayer 23 will be subjected to the elastic force of the elastic element 24, so that the material will generate turbulent flow in the kettle, which improves the uniformity of material contact, thereby achieving a more uniform stirring effect. The materials at the lower end and the upper end are circulated and flowed to ensure that the materials are evenly mixed. On the return pipe 42, an electric heating wire 41 is provided on the side wall near the upper end of the kettle body 2 to maintain the temperature of the reaction materials in the return pipe 42 and the temperature of the kettle body 2. Internal consistency, overcome the influence of the external circulation of the reaction material on the constant temperature, and keep the temperature relatively constant.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only includes an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (3)

1. A stirring tank with a mixing device, comprising a driving device (1), a kettle body (2), a stirring device (3) and a mixing device (4), characterized in that the kettle body (2) The upper end is provided with a feed pipe (21), the lower end is provided with a discharge pipe (22), the inner wall of the kettle body (2) is provided with an elastic interlayer (23), and the elastic interlayer (23) is provided with an elastic element (24), the stirring device (3) includes a stirring shaft (31) connected to the driving device (1) and a plurality of sets of stirring blades (32) arranged on the stirring shaft (31), the upper and lower sets of adjacent stirring A cone (33) is installed between the blades (32), and the cone (33) is provided with a helical protrusion (34), and the helical direction of the helical protrusion (34) is along the stirring shaft (31 ) is upward, the cone (33) is a cone with a large top and a small bottom, the diameter of the bottom of the cone (33) is not less than half of the diameter of the kettle body (2), and the mixing device (4 ) includes a return pipe (42), an oil tank (45) and a circulation pump (46), and the return pipe (42) is arranged between the upper side wall of the kettle body (2) and the lower side wall of the kettle body (2) Between, the circulation pump (46) is arranged in series on the return pipe (42) close to the side wall of the lower end of the kettle body (2), the upper end of the return pipe (42) extends horizontally to the inside of the kettle body (2), and The end is covered with an annular pipe (44), and the bottom of the annular pipe (44) is evenly distributed with water spray holes. The annular pipe (44) is arranged above the stirring device (3), and the return pipe (42) The side connected to the side wall of the lower end of the kettle body (2) is coiled and placed in the oil tank (45). The return pipe (42) is provided with a static mixer (43). The return pipe (42) is provided with a heating wire (41) at one end close to the upper side wall of the kettle body (2). 2. The stirring tank with a mixing device according to claim 1, characterized in that, the cone (33) is connected to the stirring shaft (31) through a key. 3. The stirred tank with a mixing device according to claim 1, characterized in that, the drive device (1) adopts a variable frequency speed regulating motor.