CN211246344U - Continuous ultrasonic wave pipeline emulsifier - Google Patents
Continuous ultrasonic wave pipeline emulsifier Download PDFInfo
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- CN211246344U CN211246344U CN201922019497.2U CN201922019497U CN211246344U CN 211246344 U CN211246344 U CN 211246344U CN 201922019497 U CN201922019497 U CN 201922019497U CN 211246344 U CN211246344 U CN 211246344U
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- emulsifier
- pipeline
- deionized water
- resin solution
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Abstract
The utility model relates to a continuous ultrasonic wave pipeline emulsifier, which comprises an emulsifier, wherein the emulsifier is provided with a cooling jacket; the method is characterized in that: the emulsifier is a pipeline emulsifier, two ends of the pipeline emulsifier are closed, one end of the pipeline emulsifier is provided with a resin solution input port and a deionized water input port, and the other end of the pipeline emulsifier is provided with an emulsion overflow port, an energy-gathering ultrasonic generator and a divergent ultrasonic generator; the resin solution input port is communicated with the outlet of the resin solution conveying advection pump, the inlet of the resin solution conveying advection pump is communicated with the resin solution conveying pipeline, the deionized water input port is communicated with the outlet of the deionized water conveying advection pump, and the inlet of the deionized water conveying advection pump is communicated with the deionized water conveying pipeline. Ultrasonic wave is used for providing energy, and the emulsification process of the liquid resin in the water is completed through the mechanical effect and the cavitation effect of the ultrasonic wave. The method has the characteristics of high production efficiency, low investment of fixed assets, small equipment installation space and operation cost, low energy consumption and the like.
Description
Technical Field
The utility model relates to a pipeline formula especially relates to a waterborne polyurethane resin performed polymer ultrasonic emulsification device. The utility model is suitable for an emulsification device of waterborne polyurethane dispersion.
Background
The existing resin emulsifying device basically adopts a reaction kettle or an independent dispersion kettle, a high-speed dispersion machine is arranged in the reaction kettle, and an anchor type or frame type stirrer is required to be added in the larger dispersion kettle so as to increase the mixing efficiency of materials in shearing. The emulsion is prepared by adding oil or water into water, and the resin in oil phase and water phase are sheared and mixed vigorously by the shearing action of high-speed disperser to form emulsion particles with double ionized layers, wherein the rotation speed of disperser is about 1500 rpm. The main disadvantages are: the high-speed dispersion machine uses a dispersion disc, so that effective shearing cannot be formed on all resin prepolymers in the reaction kettle, local resin prepolymers can be adhered to the kettle wall to form a thick resin layer, and insufficient high-speed dispersion can cause local emulsification failure or large particle size and wide particle size distribution of emulsion particles, so that the appearance of the emulsion is poor; high-viscosity prepolymer needs a high-speed disperser with high dispersing power, so that power supply equipment with large capacity is needed, and the high-viscosity prepolymer has high energy consumption and high operation cost.
Disclosure of Invention
The utility model discloses shortcoming to prior art exists provides a can fully disperse the performed polymer, and emulsification is effectual, and efficient, equipment fixing space is little, equipment investment and running cost are low, the little continuous type ultrasonic wave pipeline emulgator of energy consumption.
The technical proposal of the utility model comprises an emulsifier, wherein the emulsifier is provided with a cooling jacket which is communicated with a cooling water pipeline system through a cooling water inlet and a cooling water outlet; the method is characterized in that: the emulsifier is a pipeline emulsifier, two ends of the pipeline emulsifier are closed, one end of the pipeline emulsifier is provided with a resin solution input port and a deionized water input port, and the other end of the pipeline emulsifier is provided with an emulsion overflow port, an energy-gathering ultrasonic generator and a divergent ultrasonic generator; the resin solution input port is communicated with the outlet of the resin solution conveying advection pump, the inlet of the resin solution conveying advection pump is communicated with the resin solution conveying pipeline, the deionized water input port is communicated with the outlet of the deionized water conveying advection pump, and the inlet of the deionized water conveying advection pump is communicated with the deionized water conveying pipeline; the emulsion overflow port is communicated with the emulsion storage tank, and the probe of the energy-gathering ultrasonic generator extends into the inner cavity of the pipeline type emulsifier.
In the technical scheme, the deionized water input port is positioned at the lower part of the end face of the pipeline type emulsifier, and the resin solution input port is positioned at the upper part of the end face of the pipeline type emulsifier.
In the above technical solution, the cooling jacket covers 4/5 part of the front part of the pipe-type emulsifier, the cooling water inlet is located at the lower side of the front end, and the cooling water outlet is located at the upper side of the rear end.
In the technical scheme, the caliber of the emulsion overflow port is 4 times of that of the deionized water input port and the resin solution input port, and the upper end surface of the emulsion overflow port is 20-30cm higher than the upper end of the pipeline type emulsifier.
In the technical scheme, the distance from the front end of the probe of the energy-gathering ultrasonic generator to the front end surface of the pipeline type emulsifier is 10-15cm, the ultrasonic frequency is 20KHz, and the power is 3000 plus 6000w and can be adjusted.
In the technical scheme, the two divergent ultrasonic generators are respectively arranged on the upper side and the lower side of one end of the pipeline type emulsifier, which is close to the emulsion overflow port, the distance between the two ultrasonic generators and the emulsion overflow port is 5-8cm, the ultrasonic frequency is 40KHz, and the power is 1000W.
Compared with the prior art, the utility model beneficial effect lie in: ultrasonic wave is adopted to provide energy to replace mechanical shearing of a high-speed dispersion machine or a homogenizer, and the violent action among particles is formed between two liquid phases through the mechanical effect and the cavitation effect of the ultrasonic wave, so that the emulsification process of the liquid resin in water is completed in a short time; and a pipeline type emulsifier is adopted to form a continuous emulsifying device. The method has the characteristics of high production efficiency, low investment of fixed assets, small equipment installation space and operation cost, low energy consumption and the like.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. the device comprises a deionized water conveying pipeline, a resin solution conveying advection pump, a resin solution input port, a emulsifier, a cooling jacket, a chilled water outlet, a dispersing ultrasonic generator, an emulsion overflow port, a cooling energy-gathering ultrasonic generator, a deionized water conveying advection pump, a deionized water input port, a cooling water inlet, a probe, a storage tank, a cooling water outlet, a dispersing ultrasonic generator, an emulsion overflow port, a cooling energy-gathering ultrasonic generator, a.
Detailed Description
The continuous ultrasonic pipeline emulsifier shown in fig. 1 comprises an emulsifier 5, wherein the emulsifier 5 is provided with a cooling jacket 6, and the cooling jacket 6 is communicated with a cooling water pipeline system through a cooling water inlet 13 and a cooling water outlet 7; the method is characterized in that: the emulsifier 5 adopts a pipeline type emulsifier, two ends of the pipeline type emulsifier are closed, one end of the pipeline type emulsifier is provided with a resin solution input port 4 and a deionized water input port 12, and the other end of the pipeline type emulsifier is provided with an emulsion overflow port 9, an energy-gathering ultrasonic generator 10 and a divergent ultrasonic generator 8; the resin solution input port 4 is communicated with the outlet of the resin solution conveying advection pump 3, the inlet of the resin solution conveying advection pump 3 is communicated with the resin solution conveying pipeline 2, the deionized water input port 12 is communicated with the outlet of the deionized water conveying advection pump 11, and the inlet of the deionized water conveying advection pump 11 is communicated with the deionized water conveying pipeline 1; the emulsion overflow port 9 is communicated with an emulsion storage tank 15, and a probe 14 of the energy-gathering ultrasonic generator 10 extends into the inner cavity of the pipeline type emulsifier.
The deionized water input port 12 is positioned at the lower part of the end face of the pipeline type emulsifier, and the resin solution input port 4 is positioned at the upper part of the end face of the pipeline type emulsifier.
The cooling jacket 6 covers 4/5 part of the front part of the pipe emulsifier, and the cooling water inlet 13 is positioned at the lower side of the front end of the pipe emulsifier, and the cooling water outlet 7 is positioned at the upper side of the rear end of the pipe emulsifier. The front part of the pipeline type emulsifier is a part close to the resin solution input port 4 and the deionized water input port 12, the front end of the pipeline type emulsifier is one end close to the resin solution input port 4 and the deionized water input port 12, and the rear end of the pipeline type emulsifier is one end close to the energy-gathering ultrasonic generator 10.
The caliber of the emulsion overflow port 9 is 4 times of that of the deionized water input port 12 and the resin solution input port 4, and the upper end surface of the emulsion overflow port is 20-30cm higher than the upper end of the pipeline type emulsifier.
The front end of a probe 14 of the energy-gathering ultrasonic generator 10 is 10-15cm away from the front end of the pipeline type emulsifier, the ultrasonic frequency is 20KHz, the power is 3000 + 6000w, and a control system contains a heat protection and overload protection mechanism.
The two divergent ultrasonic generators 8 are respectively arranged on the upper side and the lower side of one end of the pipeline type emulsifier close to the emulsion overflow port 9, the distance between the two ultrasonic generators and the emulsion overflow port 9 is 5-8cm, the ultrasonic frequency is 40KHz, the power is 1000W, and a control system comprises a heat protection mechanism and an overload protection mechanism.
The pipeline type emulsifier adopts a stainless steel round long pipe, and the emulsifier 5 can be designed to be horizontally or vertically placed.
The working process is as follows:
setting the flow rates of the resin prepolymer solution and the deionized water, and firstly opening cooling water to completely cool the inner cavity of the emulsifier 5; starting the resin solution conveying constant-flow pump 3 and the deionized water conveying constant-flow pump 11, conveying the resin prepolymer solution and deionized water into the emulsifier 5, starting the energy-gathering ultrasonic generator 10, starting the divergent ultrasonic generator 8 after about 15-20 seconds, and after about 10 seconds, allowing the formed emulsion to pass through the overflow port 9 and then to pass through a pipeline to reach the emulsion storage tank 15. This process is approximately 30 seconds. After the resin emulsification is finished, the emulsifier is continuously washed by deionized water for 30-60 seconds, and then the energy-gathering ultrasonic generator 10 and the divergent ultrasonic generator 8 are closed.
In the emulsifying process, resin prepolymer solution is input from the upper end of an emulsifier 5, deionized water is input from the lower end, the front part generates violent and centralized similar blasting action through a probe 14 at the front end of an energy-gathered ultrasonic generator 10, and the resin prepolymer and the deionized water are mixed, subjected to cavitation blasting, mechanically sheared and homogeneous action to form primary dispersion emulsion, wherein the process lasts for about 10-15 seconds; then the emulsion overflows to the middle position of the inner cavity of the emulsifier 5 through fluid, the two groups of divergent ultrasonic generators 8 further emulsify the emulsion in the middle of the inner cavity, and finally the aqueous polyurethane resin dispersion emulsion is formed and overflows to an emulsion storage tank 15 through a tail end overflow port 9 and a pipeline.
When the temperature of the emulsion rises due to the energy generated by the energy-concentrating ultrasonic wave generator 10 and the energy-dissipating ultrasonic wave generator 8, the temperature of the emulsion is maintained at room temperature or lower by cooling the emulsion with cooling water in the emulsifier jacket 6.
The resin solution conveying constant-flow pump 3 and the deionized water conveying constant-flow pump 11 have the fluid conveying speed of 2-3L/S, and the actually required flow speed and flow are calculated according to the solid content of the emulsified emulsion. The utility model can replace the emulsification of the intermittent large-scale high-speed dispersion machine in the reaction kettle, is convenient to clean and can move the position at any time; the emulsification of the multi-kettle water-based resin can be completed within one working day, and the production efficiency is high.
Claims (7)
1. A continuous ultrasonic pipeline emulsifier comprises an emulsifier (5), wherein a cooling jacket (6) is arranged on the emulsifier (5), and the cooling jacket (6) is communicated with a cooling water pipeline system through a cooling water inlet (13) and a cooling water outlet (7); the method is characterized in that: the emulsifier (5) is a pipeline emulsifier, two ends of the pipeline emulsifier are closed, one end of the pipeline emulsifier is provided with a resin solution inlet (4) and a deionized water inlet (12), and the other end of the pipeline emulsifier is provided with an emulsion overflow port (9), an energy-gathering ultrasonic generator (10) and a divergent ultrasonic generator (8); the resin solution input port (4) is communicated with the outlet of the resin solution conveying advection pump (3), the inlet of the resin solution conveying advection pump (3) is communicated with the resin solution conveying pipeline (2), the deionized water input port (12) is communicated with the outlet of the deionized water conveying advection pump (11), and the inlet of the deionized water conveying advection pump (11) is communicated with the deionized water conveying pipeline (1); the emulsion overflow port (9) is communicated with the emulsion storage tank (15), and a probe (14) of the energy-gathering ultrasonic generator (10) extends into the inner cavity of the pipeline type emulsifier.
2. The continuous ultrasonic pipe emulsifier of claim 1, wherein: the deionized water input port (12) is positioned at the lower part of the end face of the pipeline type emulsifier, and the resin solution input port (4) is positioned at the upper part of the end face of the pipeline type emulsifier.
3. The continuous ultrasonic pipe emulsifier of claim 1, wherein: the cooling jacket (6) covers the 4/5 part of the front part of the pipeline type emulsifier, the cooling water inlet (13) is positioned at the lower side of the front end of the pipeline type emulsifier, and the cooling water outlet (7) is positioned at the upper side of the rear end of the pipeline type emulsifier.
4. The continuous ultrasonic pipe emulsifier of claim 1, 2 or 3, wherein: the caliber of the emulsion overflow port (9) is 4 times of that of the deionized water input port (12) and the resin solution input port (4), and the upper end surface of the emulsion overflow port is 20-30cm higher than the upper end of the pipeline type emulsifier.
5. The continuous ultrasonic pipe emulsifier of claim 1, 2 or 3, wherein: the front end of a probe (14) of the energy-gathering ultrasonic generator (10) is 10-15cm away from the front end of the pipeline type emulsifier, the ultrasonic frequency is 20KHz, and the power is 3000 and 6000 w.
6. The continuous ultrasonic pipe emulsifier of claim 4, wherein: the front end of a probe (14) of the energy-gathering ultrasonic generator (10) is 10-15cm away from the front end of the pipeline type emulsifier, the ultrasonic frequency is 20KHz, and the power is 3000 and 6000 w.
7. The continuous ultrasonic pipe emulsifier of claim 5, wherein: the two divergent ultrasonic generators (8) are respectively arranged on the upper side and the lower side of one end of the pipeline type emulsifier, which is close to the emulsion overflow port (9), the distance between the two ultrasonic generators and the emulsion overflow port (9) is 5-8cm, the ultrasonic frequency is 40KHz, and the power is 1000W.
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| CN201922019497.2U CN211246344U (en) | 2019-11-21 | 2019-11-21 | Continuous ultrasonic wave pipeline emulsifier |
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| CN201922019497.2U CN211246344U (en) | 2019-11-21 | 2019-11-21 | Continuous ultrasonic wave pipeline emulsifier |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110732272A (en) * | 2019-11-21 | 2020-01-31 | 温州国仕邦高分子材料有限公司 | continuous ultrasonic wave pipeline emulsifier |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110732272A (en) * | 2019-11-21 | 2020-01-31 | 温州国仕邦高分子材料有限公司 | continuous ultrasonic wave pipeline emulsifier |
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Denomination of utility model: A continuous ultrasonic pipeline emulsifier Effective date of registration: 20211222 Granted publication date: 20200814 Pledgee: Wenzhou Financing Guarantee Co.,Ltd. Pledgor: WENZHOU GUOSHIBANG POLYMER MATERIALS Co.,Ltd. Registration number: Y2021110000102 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |