CN215540879U

CN215540879U - Emulsion reaction device

Info

Publication number: CN215540879U
Application number: CN202121916471.9U
Authority: CN
Inventors: 冯晓博; 舒怀远
Original assignee: Zhejiang Najing Technology Co ltd
Current assignee: Zhejiang Najing Technology Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-01-18
Anticipated expiration: 2031-08-16

Abstract

The utility model provides an emulsion reaction device. This emulsification device includes: an emulsifying kettle 2 with a kettle cover 1; mix stirring module, including the two-way stirring unit with first rotational frequency work and the frame stirring unit with second rotational frequency work, first rotational frequency is greater than second rotational frequency, two-way stirring unit is including being located 2 axis on the emulsification kettle 2 and passing kettle cover 1's axle 3, main motor 4 with the upper end fixed connection of axle 3, and follow the impulse type agitator 5 and the zigzag type stirring rake 6 that down set gradually along the axle from the top, frame stirring unit includes horizontal motor 7 and main part and is close to the agitator frame 8 of 2 inner walls of emulsification kettle, horizontal motor 7 passes through driving medium 9 with agitator frame 8's upper portion and is connected, and horizontal motor 7 passes through the gear drive agitator frame 8 unidirectional rotation of driving medium 9, the middle part of driving medium 9 has the through-hole that is suitable for the vertical pass of axle 3.

Description

Emulsion reaction device

Technical Field

The utility model relates to production equipment, in particular to an emulsion reaction device.

Background

Most of the existing equipment mainly adopts single axial flow or radial flow, which easily causes material accumulation at the bottom of a reaction kettle to form dead zones so as to influence the dispersion effect, especially some hardened particles are poor in dispersion effect only by common stirring, or external grinding equipment is needed.

Disclosure of Invention

The present invention is directed to an emulsion reaction apparatus comprising: an emulsifying kettle with a kettle cover; the mixing and stirring module comprises a bidirectional stirring unit and a frame type stirring unit, wherein the bidirectional stirring unit works at a first rotating frequency, the frame type stirring unit works at a second rotating frequency, the first rotating frequency is higher than the second rotating frequency, the bidirectional stirring unit comprises a shaft which is positioned on a central axis of the emulsifying kettle and penetrates through the kettle cover, a main motor fixedly connected with the upper end of the shaft, and a push type stirrer and a sawtooth type stirring paddle which are sequentially arranged along the shaft from top to bottom, the frame type stirring unit comprises a horizontal motor and a stirring frame, the main body of the stirring frame is close to the inner wall of the emulsifying kettle, the horizontal motor is connected with the upper part of the stirring frame through a transmission piece, the horizontal motor drives the stirring frame to rotate in a single direction through a gear of the transmission piece, and the middle part of the transmission piece is provided with a through hole through which the shaft can vertically penetrate.

Optionally, the emulsion reaction apparatus further comprises a vacuum control module, and the vacuum temperature control module comprises a vacuum gauge and a vacuum pipeline connection port arranged on the kettle cover.

Optionally, a temperature control interlayer is arranged between the inner wall and the outer wall of the emulsifying kettle, the emulsifying reaction device further comprises a temperature control module, the temperature control module comprises a plurality of temperature sensing probes arranged on the inner walls of the bottom and the side of the emulsifying kettle, a coolant inlet arranged on the outer wall of the bottom of the emulsifying kettle, and a coolant outlet arranged on the outer wall of the side of the emulsifying kettle, and the coolant outlet is located above the highest liquid level line of the emulsifying kettle.

Optionally, the bottom of above-mentioned emulsion cauldron is provided with the emulsion export, is provided with the emulsion import on the above-mentioned cauldron lid, and above-mentioned emulsion reaction unit still includes the circulation filtration module that is located above-mentioned emulsion cauldron's outside, and above-mentioned circulation filtration module includes circulation pipeline, first filter and circulating pump, and the one end and the above-mentioned emulsion exit linkage of above-mentioned circulation pipeline, the other end and the above-mentioned emulsion access linkage of above-mentioned circulation pipeline, above-mentioned first filter and above-mentioned circulating pump connect gradually in above-mentioned circulation pipeline.

Optionally, the circulation filtering module further includes a second filter, a U-shaped pipe, and a plurality of valves for controlling the flow direction of the emulsion, two ports of the U-shaped pipe are respectively communicated with the circulation pipeline to form a closed loop, the first filter forms a part of the closed loop, one end of the second filter is communicated with the circulation pipeline, and the other end of the second filter is open or connected to the container.

Optionally, an ultrasonic bar is further disposed inside the emulsifying kettle, and the ultrasonic bar is located at the lower portion of the emulsifying kettle.

Optionally, the two sides of the main body of the stirring frame are provided with transverse baffles which are staggered with each other, and the transverse baffles face the inside of the stirring frame.

Optionally, the bidirectional stirring unit further includes a rotor stirrer, the frame stirring unit further includes a stator stirrer, the rotor stirrer is disposed on the shaft between the propeller stirrer and the serrated stirring paddle, and the stator stirrer is nested outside the rotor stirrer and is fixedly connected to the stirring frame, such that the stator stirrer is driven by the stirring frame in an operating state.

Optionally, a plurality of movable scraping edges are dispersedly fixed on the outer side of the main body of the stirring frame.

Alternatively, in the operating state, the rotation directions of the bidirectional stirring unit and the frame type stirring unit are the same or opposite.

By applying the emulsion reaction device provided by the utility model, the propeller stirrer and the sawtooth stirring paddle driven by the shaft rotate forward or reversely at high frequency under the drive of the main motor, so that strong axial flow is provided, and the stirring frame driven by the horizontal motor rotates unidirectionally at low frequency, so that radial flow of emulsion is provided; because the frequency and the rotating speed of the main motor and the horizontal motor are different, stronger shearing force is generated to promote the dispersion and emulsification of the particles. In addition, the push type stirrer can quickly melt light particles into liquid, and is suitable for dispersing particles with different densities; the sawtooth type stirring paddle can achieve a grinding effect and provide high shearing force, and has a good dispersing effect on some hard-to-disperse particles which are hardened seriously.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view showing the structure of an emulsion reaction apparatus according to the present invention;

FIG. 2 is a schematic view showing the structure of an emulsion reaction apparatus according to the present invention;

FIG. 3 is a schematic view showing the structure of an emulsion reactor of the present invention.

Reference numerals:

1. a kettle cover; 2. an emulsifying kettle; 3. a shaft; 4. a main motor; 5. a propeller agitator; 6. a sawtooth type stirring paddle; 7. a horizontal motor; 8. a stirring frame; 9. a transmission member; 10. a vacuum gauge; 11. a vacuum pipeline connection port; 12. a temperature sensing probe; 13. a coolant inlet; 14. a coolant outlet; 15. an emulsion outlet; 16. an emulsion inlet; 17. a circulation line; 18. a first filter; 19. a circulation pump; 20. a second filter; 21. a U-shaped tube; 22. an ultrasonic bar; 23. a transverse baffle; 24. a rotor agitator; 25. a stator agitator; 26. the scraping edge can be moved.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises" and "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such article or apparatus.

The present invention provides an emulsion reaction apparatus, see fig. 1, comprising: an emulsifying kettle 2 with a kettle cover 1; mix stirring module, including the two-way stirring unit with first rotational frequency work and the frame stirring unit with second rotational frequency work, first rotational frequency is greater than second rotational frequency, two-way stirring unit is including being located 2 axis on the emulsification kettle 2 and passing kettle cover 1's axle 3, main motor 4 with the upper end fixed connection of axle 3, and follow the impulse type agitator 5 and the zigzag type stirring rake 6 that down set gradually along the axle from the top, frame stirring unit includes horizontal motor 7 and main part and is close to the agitator frame 8 of 2 inner walls of emulsification kettle, horizontal motor 7 passes through driving medium 9 with agitator frame 8's upper portion and is connected, and horizontal motor 7 passes through the gear drive agitator frame 8 unidirectional rotation of driving medium 9, the middle part of driving medium 9 has the through-hole that is suitable for the vertical pass of axle 3.

According to the emulsification reaction device provided by the utility model, the propeller stirrer and the sawtooth stirring paddle driven by the shaft rotate forward or reversely at high frequency under the drive of the main motor, so that strong axial flow is provided, and the stirring frame driven by the horizontal motor rotates unidirectionally at low frequency, so that radial flow of emulsion is provided; because the frequency and the rotating speed of the main motor and the horizontal motor are different, stronger shearing force is generated to promote the dispersion and emulsification of the particles. In addition, the push type stirrer can quickly melt light particles into liquid, and is suitable for dispersing particles with different densities; the sawtooth type stirring paddle can achieve a grinding effect and provide high shearing force, and has a good dispersing effect on some hard-to-disperse particles which are hardened seriously.

In some embodiments, the emulsion reaction apparatus further comprises a vacuum control module, and the vacuum temperature control module comprises a vacuum gauge 10 and a vacuum pipeline connection port 11, which are arranged on the kettle cover 1. The vacuum line is connected to an external vacuum pump, preferably capable of providing a vacuum of-0.1 MPa. The vacuum system can provide an anaerobic environment for the emulsifying kettle and can quickly remove part of bubbles generated by stirring.

In some embodiments, a temperature control interlayer is provided between the inner wall and the outer wall of the emulsification kettle 2, the emulsification reaction apparatus further comprises a temperature control module, the temperature control module comprises a plurality of temperature sensing probes 12 arranged on the inner wall of the bottom and the side of the emulsification kettle 2, a coolant inlet 13 arranged on the outer wall of the bottom of the emulsification kettle 2, and a coolant outlet 14 arranged on the outer wall of the side of the emulsification kettle, and the coolant outlet 13 is located above the highest liquid level line of the emulsification kettle 2. The reaction temperature can be controlled to be constant by the temperature sensing probe and the circulation of cooling liquid in the running process of the equipment, and a constant temperature reaction environment is provided. The coolant is typically water.

In some embodiments, emulsion outlet 15 is arranged at the bottom of emulsion kettle 2, emulsion inlet 16 is arranged on kettle cover 1, and the emulsion reaction device further includes a circulating and filtering module located outside emulsion kettle 2, as shown in fig. 2, the circulating and filtering module includes a circulating pipeline 17, a first filter 18 and a circulating pump 19, one end of circulating pipeline 17 is connected with emulsion outlet 15, the other end of circulating pipeline 17 is connected with emulsion inlet 16, and first filter 18 and circulating pump 19 are sequentially connected in circulating pipeline 17. The circulation filtration module can be effectual carries out a recirculation with the inside emulsion of emulsion cauldron, does not have the blind spot about the messenger, lets the emulsion intensive mixing, and the waste is effectively reduced in the filtrating also can directly retrieving to emulsion cauldron.

In some embodiments, as shown in the schematic structural diagram of fig. 3, the circulation filtration module further includes a second filter 20, a U-shaped pipe 21 and a plurality of valves (not shown) for controlling the flow direction of the emulsion, two ports of the U-shaped pipe 21 are respectively communicated with the circulation pipeline 17 and form a closed loop, the first filter 18 forms a part of the closed loop, one end of the second filter 20 is communicated with the circulation pipeline 17, and the other end of the second filter 20 is open or connected with a container.

The first and second filters provide primary and secondary filtration, respectively. When the emulsion is output to the outside of the emulsifying kettle, the simultaneous action of the primary filtration and the secondary filtration is preferred. The second-stage filtration is to meet the high-quality requirement, and when the purity requirement is not high, the first-stage filtration can be directly skipped to output the emulsion by the second-stage filtration. The first filter can be a filter element with larger pore size, and the second filter can be a filter element with smaller pore size, or the same filter element can be used.

In some embodiments, the inside of the emulsification kettle 2 is further provided with an ultrasonic bar 22, and the ultrasonic bar 22 is located at the lower part of the emulsification kettle 2. For solid particles which are difficult to disperse, ultrasonic energy is effective to rapidly break up solid particles, bubbles and the like.

In some embodiments, the two sides of the main body of the agitator frame 8 have transverse baffles 23 arranged in a staggered manner, and the transverse baffles 23 face the inside of the agitator frame 8. The turbulent extent of the emulsion is accelerated when the axial flow encounters the baffle, accelerating particle dispersion.

In some embodiments, the bidirectional stirring unit further comprises a rotor stirrer 24, and the gate stirring unit further comprises a stator stirrer 25, the rotor stirrer 24 is disposed on the shaft 3 between the propeller stirrer 5 and the serrated stirring paddle 6, and the stator stirrer 25 is nested outside the rotor stirrer 24 and is fixedly connected with the stirring frame 8, so that the stator stirrer 25 is driven by the stirring frame 8 in an operating state. The first rotating frequency is greater than the second rotating frequency, and strong shearing force is generated between the rotor stirrer driven by the main motor and the stator stirrer driven by the stirring frame rotating at low frequency, so that the dispersion and emulsification of particles are further promoted.

In some embodiments, a plurality of movable scraping edges 26 are dispersedly fixed on the outer side of the main body of the stirring frame 8. The movable scraping edge can well solve the residual problem of the dead zone at the bottom.

In some embodiments, in the operating state, the bidirectional stirring unit rotates in the same direction or in the opposite direction to the frame type stirring unit.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An emulsion reaction apparatus, comprising:

an emulsifying kettle with a kettle cover;

mix stirring module, include the two-way stirring unit with first rotational frequency work and the frame stirring unit with second rotational frequency work, first rotational frequency is greater than second rotational frequency, two-way stirring unit is including being located on the emulsion cauldron axis and passing the axle of kettle cover, with the main motor of the upper end fixed connection of axle and follow from last down edge the impulse type agitator and the zigzag type stirring rake that the axle set gradually, frame stirring unit includes that horizontal motor and main part are close to the stirring frame of emulsion cauldron inner wall, horizontal motor with the driving medium is connected through on the upper portion of stirring frame, just horizontal motor passes through the gear drive of driving medium stirring frame unidirectional rotation, the middle part of driving medium has and is suitable for the vertical through-hole that passes of axle.

2. The emulsion reaction device according to claim 1, further comprising a vacuum control module, wherein the vacuum temperature control module comprises a vacuum gauge and a vacuum pipeline connection port arranged on the kettle cover.

3. The emulsion reactor according to claim 1, wherein a temperature control interlayer is provided between the inner wall and the outer wall of the emulsion tank, the emulsion reactor further comprises a temperature control module, the temperature control module comprises a plurality of temperature sensing probes arranged on the inner walls of the bottom and the side surfaces of the emulsion tank, a coolant inlet arranged on the outer wall of the bottom of the emulsion tank, and a coolant outlet arranged on the outer wall of the side surfaces of the emulsion tank, and the coolant outlet is positioned above the highest liquid level line of the emulsion tank.

4. The emulsion reaction device according to claim 1, wherein an emulsion outlet is formed in the bottom of the emulsion kettle, an emulsion inlet is formed in the kettle cover, the emulsion reaction device further comprises a circulating and filtering module located outside the emulsion kettle, the circulating and filtering module comprises a circulating pipeline, a first filter and a circulating pump, one end of the circulating pipeline is connected with the emulsion outlet, the other end of the circulating pipeline is connected with the emulsion inlet, and the first filter and the circulating pump are sequentially connected in the circulating pipeline.

5. The emulsion reaction device according to claim 4, wherein the circulation filter module further comprises a second filter, a U-shaped pipe and a plurality of valves for controlling the flow direction of the emulsion, two ports of the U-shaped pipe are respectively communicated with the circulation pipeline and form a closed loop, the first filter forms a part of the closed loop, one end of the second filter is communicated with the circulation pipeline, and the other end of the second filter is open or connected with a container.

6. The emulsion reactor according to claim 1, wherein an ultrasonic bar is further disposed inside the emulsion tank, and the ultrasonic bar is located at a lower portion of the emulsion tank.

7. The emulsion reaction device according to claim 1, wherein the stirring frame has transverse baffles arranged in a staggered manner on both sides of the main body, and the transverse baffles face the inside of the stirring frame.

8. The emulsion reaction device of claim 1, wherein the bidirectional stirring unit further comprises a rotor stirrer, the frame stirring unit further comprises a stator stirrer, the rotor stirrer is disposed on the shaft between the propeller stirrer and the serrated stirring paddle, and the stator stirrer is nested outside the rotor stirrer and is fixedly connected with the stirring frame, so that the stator stirrer is driven by the stirring frame in an operating state.

9. The emulsion reaction device according to claim 1, wherein a plurality of movable scraping edges are dispersedly fixed to an outer side of the main body of the stirring frame.

10. The emulsion reaction device according to any one of claims 1 to 9, wherein the bidirectional stirring unit rotates in the same direction or in the opposite direction to the frame type stirring unit in an operation state.