CN220460466U - Stirring device - Google Patents

Abstract

The application provides a stirring device, including: the stirring device comprises a stirring container and a stirring unit, wherein the stirring unit comprises a driving assembly and a rotating assembly, and the driving assembly comprises a motor and a speed reducer which are sequentially connected; the rotating assembly comprises a stirring shaft and a first stirring unit arranged at the bottom of the stirring shaft, one end, away from the first stirring unit, of the stirring shaft is connected with the speed reducer, and the stirring shaft is positioned on the central axis of the stirring container. The middle part of (mixing) shaft still is provided with the second stirring unit, and the second stirring unit is including setting up the epaxial first gear of (mixing), with the second gear of first gear vertical engagement, the pivot of one end and second gear connection and a plurality of paddles that set up along the surface of pivot, the one end that the second gear was kept away from to the pivot rotates with the inner wall of stirring container to be connected. The application improves the mixing efficiency of various materials, and avoids the generation of stirring dead zones and the waste of the materials.

Description

Stirring device

Technical Field

The application relates to the technical field of material mixing, in particular to a stirring device.

Background

The stirring device is a mixing device for pushing materials in the container through an impeller rotating in the container and comprises a liquid-liquid stirring device, a solid-solid stirring device, a solid-liquid stirring device, a gas-liquid stirring device and a gas-liquid-solid three-phase stirring device. Stirring devices are commonly used for mixing, dissolving, dispersing, suspending solids, reacting, emulsifying, extracting, crystallizing, transferring heat, and the like, of materials. To finally achieve the stirring purposes, different stirring devices are designed according to different stirring purposes, and the structure of the stirring devices directly influences the material yield and the finished product efficiency.

In traditional agitating unit, generally including motor, drive mechanism and stirring vane to the motor is the power supply, through driving drive mechanism and stirring vane, and then turns the material in the agitating unit, reaches the purpose of mixing. However, in the stirring device in the prior art, the materials are usually stirred by a transmission mechanism, when the stirring device is used, the phenomenon of uneven stirring is easily caused, for example, when the preparation of the car washing liquid is carried out, various raw materials (such as surfactant, deionized water, natural water wax and the like) for preparing the car washing liquid need to be stirred and mixed, heterogeneous mixing of solid-liquid materials is needed, the solid raw materials are easy to precipitate to the bottom of a container under the action of gravity, and in the existing stirring device, the power of the transmission mechanism is insufficient, stirring dead zones are easily generated in the region close to the container wall and the region at the bottom of the container, so that the materials are unevenly mixed, and the waste of the materials is caused.

Disclosure of Invention

The present application provides a stirring device for solving the above-mentioned problems mentioned in the background art.

The application provides a stirring device, including: the stirring device comprises a stirring container and a stirring unit, wherein the stirring unit comprises a driving assembly and a rotating assembly, and the driving assembly comprises a motor and a speed reducer which are sequentially connected; the rotating assembly comprises a stirring shaft and a first stirring unit arranged at the bottom of the stirring shaft, one end, away from the first stirring unit, of the stirring shaft is connected with the speed reducer, and the stirring shaft is positioned on the central axis of the stirring container.

The middle part of (mixing) shaft still is provided with the second stirring unit, and the second stirring unit is including setting up the epaxial first gear of (mixing), with the second gear of first gear vertical engagement, the pivot of one end and second gear connection and a plurality of paddles that set up along the surface of pivot, the one end that the second gear was kept away from to the pivot rotates with the inner wall of stirring container to be connected.

Optionally, the second stirring unit is provided with a plurality of about stirring shaft center symmetry.

Optionally, the blade is provided with a plurality of through holes, and the included angle between the plane where the blade is located and the axial direction of the rotating shaft is 0-30 degrees.

Optionally, the plurality of paddles are arranged in a staggered manner along the axial direction of the rotating shaft.

Optionally, a baffle is arranged on the inner wall of the stirring container, and the baffle is rectangular, triangular or in other irregular shapes.

Optionally, the first stirring unit is one of a turbine type, a paddle type, a hinge type, a bending type or an anchor frame type structure.

Optionally, a jacket is arranged outside the stirring container, a heat exchange medium inlet is arranged at the bottom of the jacket, and a heat exchange medium outlet is arranged at the upper part of the jacket.

The stirring device that this application provided has realized the even mixing of material, compares in prior art, has following beneficial effect:

(1) Through setting up first stirring unit in the bottom of (mixing) shaft, set up the second stirring unit in the well upper portion of (mixing) shaft, improved the mixing efficiency of material. The second stirring unit drives the second gear to rotate through vertically meshing the first gear with the second gear when the first gear rotates, so that the rotating shaft is vertical to the rotating direction of the stirring shaft, turbulence of various raw materials is aggravated by stirring in different directions, the technical problem that stirring dead zones are easy to occur in a stirring container in the prior art is avoided, the mixing efficiency of a stirring device on various raw materials is improved, and the waste of the materials is avoided. And in the stirring process, the problem that the stirring dead zone appears when the solid material sinks into the bottom of the stirring container under the action of gravity and the stirring effect is influenced is solved.

(2) Through with second gear and first gear vertical engagement, need not drive structure such as reconnection motor and provide power for the second stirring unit, practiced thrift the resource consumption, still reduced the manufacturing cost of carwash liquid, have better economic benefits to the enterprise.

(3) The method can be widely applied to other occasions needing mixing, dispersing, dissolving, reacting and the like, such as solid-liquid, liquid-liquid, solid-solid or gas-liquid-solid.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, a brief description will be given below of the drawings that are needed in the embodiments or the prior art descriptions, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural diagram of a stirring device according to an embodiment of the present disclosure;

fig. 2 is a schematic structural diagram of a stirring device according to another embodiment of the present disclosure;

fig. 3 is a schematic structural diagram of a second stirring unit according to an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of a stirring device according to another embodiment of the present disclosure.

Reference numerals illustrate:

1: stirring container, 3: stirring shaft, 4: second stirring unit, 5: baffle, 6: jacket, 110: feed inlet, 120: discharge gate, 210: motor, 220: speed reducer, 240: first stirring unit, 410: first gear, 420: second gear, 430: rotating shaft, 440: blade, 450: through hole, 610: heat exchange medium inlet, 620: and a heat exchange medium outlet.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions in the embodiments of the present application are clearly and completely described below, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without inventive effort, are also within the scope of the present application based on the embodiments herein.

As shown in fig. 1, the present application provides a stirring device, including: the stirring device comprises a stirring container 1 and a stirring unit, wherein the stirring unit comprises a driving assembly and a rotating assembly, and the driving assembly comprises a motor 210 and a speed reducer 220 which are sequentially connected; the rotating assembly comprises a stirring shaft 3 and a first stirring unit 240 arranged at the bottom of the stirring shaft 3, one end, far away from the first stirring unit 240, of the stirring shaft 3 is connected with the speed reducer 220, and the stirring shaft 3 is positioned on the central axis of the stirring container 1.

The middle part of (3) stirring axle still is provided with second stirring unit 4, and second stirring unit 4 is including setting up the first gear 410 on (3) stirring axle, with the perpendicular second gear 420 of meshing of first gear 410, the pivot 430 that one end and second gear 420 are connected and a plurality of paddles 440 that set up along the surface of pivot 430, the one end that second gear 420 was kept away from to pivot 430 rotates with the inner wall of stirring container 1 to be connected.

Specifically, the stirring device is more and more widely applied in work and life, and in the application, the working principle of the stirring device provided by the application is described by taking the stirring device used in the preparation process of the car washing liquid as an embodiment.

The top of the stirring vessel 1 is provided with a feed inlet 110, and the feed inlet 110 is provided with one or more feed inlets for feeding raw materials to be mixed into the stirring vessel 1. In the preparation process of the car washing liquid, a surfactant (such as sodium dodecyl benzene sulfonate), deionized water, natural water wax and the like are added into the stirring container 1, the motor 210 is started, when the motor 210 rotates, the stirring shaft 3 connected with the speed reducer 220 is driven to rotate, the stirring shaft 3 drives the first stirring unit 240 and the second stirring unit 4 to rotate, and then the car washing liquid raw materials in the stirring container 1 are driven to turn over, so that the mixing of the raw materials in the preparation of the car washing liquid is realized. The bottom of the stirring vessel 1 is provided with a discharge port 120, and after stirring is completed, the mixed solution is discharged through the discharge port 120.

The second stirring unit 4 includes a first gear 410 provided on the stirring shaft 3, a second gear 420 vertically engaged with the first gear 410, a rotation shaft 430 having one end connected to the second gear 420, and a plurality of blades 440 provided along an outer surface of the rotation shaft 430. When the motor 210 rotates, the stirring shaft 3 is driven to rotate, the first gear 410 is fixedly sleeved on the periphery of the stirring shaft 3, so that the first gear 410 rotates around the stirring shaft 3 in the horizontal direction, the first gear 410 is vertically meshed with the second gear 420, when the first gear 410 rotates, the second gear 420 is driven to rotate in a plane vertical to the horizontal plane, the rotating shaft 430 fixedly connected with the second gear 420 is driven to rotate, further the blades 440 on the rotating shaft 430 rotate, the turning of the raw materials of the liquid detergent is driven, the stirring dead zone in the stirring container 1 is avoided, the mixing efficiency of the raw materials of the liquid detergent is improved, and the waste of the materials is avoided. The second gear 420 is vertically meshed with the first gear 410, one end of the rotating shaft 430 is fixedly connected with the second gear 420, the rotating shaft 430 is driven to rotate through rotation of the first gear 410, the other end of the rotating shaft 430 is rotationally connected with the inner wall of the stirring container 1 through a bearing, when the stirring device works, the second gear 420 is perpendicular to the rotating plane of the first gear 410, and the joint of the rotating shaft 430 and the inner wall of the stirring container 1 cannot be displaced along with rotation of the first gear 410 in the rotating process of the rotating shaft 430, so that the whole stirring device has good stability.

And in the stirring process, the first stirring unit 240 rotates in the horizontal plane, so that each raw material also rotates around the stirring shaft 3 in the horizontal direction, and the second gear 420 drives the plurality of paddles 440 to stir each raw material in the vertical direction, so that the stirring in different directions improves the mixing efficiency of each raw material. Meanwhile, when the stirring raw material contains solids, the second stirring unit 4 can prevent the solid materials from sinking into the bottom of the stirring container 1 under the action of gravity to generate a stirring dead zone, so that the stirring effect is influenced.

Through establishing first gear 410 at the fixed cover of (mixing) shaft 3's periphery, simultaneously with second gear 420 and first gear 410 vertical engagement for when starting motor 210, realize that first gear 410 drives the rotation in the same time of second gear 420, set up like this and both make the mixing of each raw materials of carwash liquid more abundant, reach the stirring effect that mixes more evenly, and the stirring direction of first stirring unit 240 and second stirring unit 4 is perpendicular, increased the turbulence degree of carwash liquid raw materials in the stirring process, improved mixing efficiency, simultaneously, need not to connect driving structure such as motor again and provide power for second stirring unit 4, resource consumption has been practiced thrift, still reduced the manufacturing cost of carwash liquid, have better economic benefits to the enterprise.

Through above-mentioned scheme, this application has realized the evenly mixing of material, through set up first stirring unit in the bottom of (mixing) shaft, upper portion sets up the second stirring unit in the (mixing) shaft, has improved the mixing efficiency of material. Through with first gear and second gear vertical engagement, when first gear rotates, drive the second gear and rotate for the pivot is perpendicular with the rotation direction of (mixing) shaft, and the stirring of different directions has aggravated the torrent of each raw materials, has avoided appearing stirring dead zone in the stirred tank, has improved the mixing efficiency of each raw materials of carwash liquid. And in the stirring process, the phenomenon that the stirring dead zone is generated due to the fact that solid materials sink into the bottom of the stirring container under the action of gravity is avoided, and the stirring effect is influenced. And through with second gear and first gear vertical engagement, need not drive structure such as reconnection motor and provide power for the second stirring unit, practiced thrift the resource consumption, still reduced the manufacturing cost of carwash liquid, have better economic benefits to the enterprise.

Optionally, the second gear 420 is provided in plurality with respect to the center of the stirring shaft 3.

Specifically, the plurality of second gears 420 are centrally symmetrical on the first gear 410 about the stirring shaft 3, so that the stress of the rotating shaft 430 is uniform in the stirring process, the plurality of second gears 420 are stably meshed with the first gear 410, the stable operation of the whole stirring device is facilitated, and the stirring efficiency of materials is improved.

As shown in fig. 3, optionally, a plurality of through holes 450 are formed on the blade 440, and an included angle between a plane of the blade 440 and an axial direction of the rotating shaft 430 is 0-30 °.

Specifically, the blade 440 is provided with a plurality of through holes 450, which is advantageous to perform a plurality of dispersing-mixing operations when each raw material passes through the through holes 450 during the stirring process, thereby improving the mixing efficiency of each raw material. The included angle between the plane of the blade 440 and the axial direction of the rotating shaft 430 is 0-30 degrees, so that on one hand, in order to turn the material when the blade 440 contacts the material and improve the turbulence degree of the material, on the other hand, the plane of the blade 440 is set at a proper angle, so that the stress of the blade 440 in the stirring process is in the bearable range of the blade 440, and the blade 440 is prevented from being damaged due to overlarge stress when the material with larger viscosity is stirred. The angle between the plane of the blade 440 and the axial direction of the rotating shaft 430 is set according to the actual working condition.

As shown in fig. 2 and 3, optionally, a plurality of blades 440 are disposed in a staggered manner along the axial direction of the rotation shaft 430.

Specifically, a plurality of paddles 440 are arranged in a staggered manner, so that the contact time of the paddles 440 and the materials is prolonged, the flipping of the paddles 440 to the materials is improved, the turbulence degree of the materials is further improved, the occurrence of stirring dead zones is avoided, and the mixing efficiency is improved.

Further, as shown in fig. 4, the rotating shaft 430 is provided in a zigzag shape, so that the rotating shaft 430 and the blades 440 stir the materials together during the stirring process, thereby further improving the mixing effect.

Optionally, a baffle 5 is provided on the inner wall of the stirring vessel 1, and the baffle 5 is rectangular, triangular or other irregular shape.

Specifically, the materials turned over by the first and second stirring units 240 and 4 collide with the baffle 5 when turbulent flow is performed, and thus mixing efficiency of the materials can be improved. The shape of the baffle 5 depends on the nature of the stirring vessel 1 and the material used in the actual working conditions, and is not limited in this application.

Optionally, the first stirring unit 240 is one of a turbine type, a paddle type, a hinge type, a bending type, or an anchor frame type.

Optionally, the stirring vessel 1 is provided with a jacket 6 at the outside, a heat exchange medium inlet 610 is provided at the bottom of the jacket 6, and a heat exchange medium outlet 620 is provided at the upper part of the jacket 6.

Specifically, the jacket 6 can heat or cool the materials in the stirring container 1 according to actual needs, so as to ensure the temperature required by mixing.

The technical scheme of the present application is illustrated in detail by specific examples below.

In this embodiment, the operation flow of the stirring device in specific operation is as follows:

in the preparation process of the car washing liquid, a surfactant (such as sodium dodecyl benzene sulfonate), deionized water, natural water wax and other car washing liquid raw materials are added into the stirring container 1 through a feed inlet 110 at the top of the stirring container 1, a motor 210 is started, when the motor 210 rotates, a stirring shaft 3 connected with a speed reducer 220 is driven to rotate, the stirring shaft 3 drives a first stirring unit 240 and a second stirring unit 4 to rotate, and further the car washing liquid raw materials in the stirring container 1 are driven to turn over, so that mixing in the preparation of the car washing liquid is realized. The first stirring unit 240 is one of a turbine type, a paddle type, a hinge type, a bent type, or an anchor frame type.

The second stirring unit 4 includes a first gear 410, a second gear 420, a rotation shaft 430, and a plurality of paddles 440. When the motor 210 rotates, the stirring shaft 3 is driven to rotate, the first gear 410 is fixedly sleeved on the periphery of the stirring shaft 3, so that the first gear 410 rotates around the stirring shaft 3 in the horizontal direction, the first gear 410 is vertically meshed with the second gear 420, when the first gear 410 rotates, the second gear 420 is driven to rotate in a plane vertical to the horizontal plane, the rotating shaft 430 fixedly connected with the second gear 420 is driven to rotate, further the blades 440 on the rotating shaft 430 rotate, the turning of the raw materials of the car washing liquid is driven, the stirring dead zone in the stirring container 1 is avoided, and the mixing efficiency of the raw materials of the car washing liquid is improved. And in the stirring process, the first stirring unit 240 rotates in the horizontal plane, so that each raw material also rotates around the stirring shaft 3 in the horizontal direction, the second gear 420 drives the plurality of blades 440 to stir each raw material in the vertical direction, and stirring in different directions prevents solid materials from sinking into the bottom of the stirring container 1 under the action of gravity to generate a stirring dead zone, so that the mixing efficiency of each raw material is improved.

When heating and mixing are needed, a heat exchange medium is input into the jacket 6 through the heat exchange medium inlet 610, for example, in the production of car washing liquid, hot water with the temperature of 45-50 ℃ is input into the jacket 6, so that the mixed liquid in the stirring container 1 keeps the temperature at 40-45 ℃ and molecular movement is facilitated at a proper temperature, and uniform mixing of all raw materials is facilitated.

After the stirring, the mixture was discharged from the discharge port 120 at the bottom of the stirring vessel 1.

Finally, it should be noted that the above embodiments are merely for illustrating the technical solution of the present application, and are not limiting; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand; the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.

Claims (7)

1. A stirring device, characterized by comprising: the stirring device comprises a stirring container (1) and a stirring unit, wherein the stirring unit comprises a driving assembly and a rotating assembly, and the driving assembly comprises a motor (210) and a speed reducer (220) which are sequentially connected; the rotating assembly comprises a stirring shaft (3) and a first stirring unit (240) arranged at the bottom of the stirring shaft (3), one end, away from the first stirring unit (240), of the stirring shaft (3) is connected with the speed reducer (220), and the stirring shaft (3) is positioned on the central axis of the stirring container (1);

the middle part of (3) stirring axle still is provided with second stirring unit (4), second stirring unit (4) including set up first gear (410) on (3) stirring axle, with second gear (420) of first gear (410) vertical meshing, one end with pivot (430) and a plurality of paddle (440) that follow that the surface of pivot (430) set up that second gear (420) are connected, pivot (430) are kept away from the one end of second gear (420) with the inner wall rotation of stirring container (1) is connected.

2. Stirring device according to claim 1, characterized in that the second stirring unit (4) is provided in plurality centrally symmetrical with respect to the stirring shaft (3).

3. The stirring device according to claim 1, characterized in that the blades (440) are provided with a plurality of through holes (450), and the angle between the plane of the blades (440) and the axial direction of the rotating shaft (430) is 0-30 degrees.

4. A stirring device according to claim 1, characterized in that a plurality of said blades (440) are arranged offset in the axial direction of said shaft (430).

5. Stirring device according to claim 1, characterized in that a baffle (5) is provided on the inner wall of the stirring vessel (1), which baffle (5) is rectangular or triangular.

6. The stirring device according to claim 1, characterized in that the first stirring unit (240) is one of a turbine type, a paddle type, a hinge type, a curved type or an anchor frame type structure.

7. Stirring device according to any one of claims 1 to 6, characterized in that the outside of the stirring vessel (1) is provided with a jacket (6), the bottom of the jacket (6) is provided with a heat exchange medium inlet (610), and the upper part of the jacket (6) is provided with a heat exchange medium outlet (620).