CN111185032A

CN111185032A - Efficient and rapid defoaming system

Info

Publication number: CN111185032A
Application number: CN202010029282.3A
Authority: CN
Inventors: 邹志赟
Original assignee: Suzhou Ruiyida Mechanical Equipment Co Ltd
Current assignee: Suzhou Ruiyida Mechanical Equipment Co Ltd
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-05-22

Abstract

The invention discloses a high-efficiency and quick defoaming system. The vacuum defoaming device comprises a liquid centrifugal stirring device, a storage tank, a drill bit monitoring device, a vacuum defoaming device and a liquid level detection device, wherein the storage tank is cylindrical, the bottom of the storage tank is provided with a spherical bulge, the top of the storage tank is connected with a top cover through threads, the center of the top cover is connected with a feeding pipe through threads, the drill bit monitoring device is arranged inside the storage tank and positioned on the lower side of the top cover, the center of the bottom of the top cover is fixedly connected with the liquid centrifugal stirring device, and the liquid centrifugal stirring device is positioned on the lower side of; when the invention is used, the fluidity of the raw materials during perfusion can be improved by heating, the problems of glue shortage, poor micropore and infiltration, blushing after glue solidification, incapability of meeting the requirement of TG value and the like are solved, secondary use is more convenient, secondary defoaming treatment is not needed, efficient defoaming can be carried out, and the energy utilization rate is improved.

Description

Efficient and rapid defoaming system

Technical Field

The invention relates to the technical field of high polymer material defoaming, in particular to a high-efficiency rapid defoaming system.

Background

The prior defoaming method of the high-viscosity colloid mainly comprises the following steps: stirring, centrifuging and defoaming: stirring and defoaming are completed by utilizing the centrifugal force formed during rotation and the density difference between the bubbles and the mixture; film defoaming: the defoaming umbrella is arranged in the film defoaming device, when colloid materials pass through the defoaming umbrella surface, the colloid materials are diffused outwards along the umbrella surface to form film-shaped fluid under the action of gravity and viscosity, and the colloid is defoamed under the action of vacuum. The method is mainly used for low-viscosity colloid; vacuum defoaming, namely vacuumizing a vacuum container filled with colloid materials, maintaining the pressure for a certain time, raising bubbles to the liquid level under the action of pressure difference, and slowly deflating; stirring and defoaming in vacuum, and stirring in vacuum environment to uniformly exhaust air.

However, the existing deaeration device does not perform efficient deaeration, but simply solves the deaeration problem, and the materials are secondarily polluted and form bubbles again after secondary transportation, metering, mixing and other processes; when the composite material is used again, secondary re-defoaming treatment is needed if the composite material is placed for a long time, so that the efficiency is low, and the energy waste is serious.

Disclosure of Invention

The present invention is directed to a high-efficiency and fast defoaming system, so as to solve the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a high-efficient quick deaeration system, includes liquid centrifugal mixing device, storage tank, drill bit monitoring device, vacuum deaeration device and liquid level detection device, the storage tank is cylindrically, and has spherical arch bottom, there is the top cap storage tank top through threaded connection, there is the inlet pipe top center through threaded connection, the inside top cap downside that is located of storage tank is provided with drill bit monitoring device, top cap bottom center fixedly connected with liquid centrifugal mixing device, liquid centrifugal mixing device is located drill bit monitoring device's downside, the discharge gate has been seted up at storage tank bottom center, the inside edge of storage tank is provided with liquid level detection device, liquid level detection device and the outside alarm device electric connection of storage tank, storage tank side intercommunication has vacuum deaeration device.

Further, vacuum defoamation device includes casing and discharging pipe, the cold source export has been seted up to casing top one side, the cold source import has been seted up to casing top opposite side, first feed port has been seted up at casing side top, the second feed port has been seted up to casing side bottom, casing bottom center through connection has the discharging pipe, vacuum outlet has been seted up to casing top side, the first feed port and the second feed port other end all communicate with storage tank side, the discharging pipe other end communicates bottom the storage tank.

Further, liquid centrifugal stirring device includes fixed disk and drill bit, the fixed disk is conical, the drill bit bottom evenly is provided with the drill bit.

Further, drill bit monitoring device includes support and dynamic sensor, the support is the disc type, the support bottom evenly is provided with three dynamic sensor.

Furthermore, the vacuum defoaming device is internally filled with a cold source, and the cold source is used for adjusting the temperature of the cavity in the vacuum defoaming device.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the liquid centrifugal stirring device is arranged at the top of the storage tank, so that raw materials in the storage tank can be fully centrifugally stirred, primary defoaming is realized, the raw materials can be further circularly and repeatedly defoamed by arranging the vacuum defoaming device, the defoaming efficiency is improved, the product quality is improved, the defoaming is carried out by arranging the two devices, the cold source is arranged in the vacuum defoaming device, the flowing performance of the raw materials during pouring can be improved by heating, the problems of glue shortage, poor micropores and infiltration, whitening after glue solidification, incapability of meeting the requirement on the TG value and the like are solved, secondary use is more convenient, and defoaming treatment is not required again.

Drawings

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

FIG. 2 is a schematic structural diagram of the vacuum degassing apparatus in the embodiment of FIG. 1;

fig. 3 is a defoaming flow chart in the embodiment of fig. 1.

Reference numerals: 1-liquid centrifugal stirring device; 2-a material storage tank; 3-a drill bit monitoring device; 4-vacuum defoaming device; 5-liquid level detection means; 6-feeding pipe; 7-discharging port; 8-a cold source; 9-a top cover; 101-fixing the disc; 102-a drill bit; 301-a scaffold; 302-a dynamic sensor; 401-a housing; 402-cold source outlet; 403-cold source inlet; 404-vacuum outlet; 405-a discharge pipe; 406-a first inlet aperture; 407-second inlet hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3 together, a high-efficiency and rapid defoaming system includes a liquid centrifugal stirring device 1, a storage tank 2, a drill bit monitoring device 3, a vacuum defoaming device 4 and a liquid level detection device 5, wherein the storage tank 2 is cylindrical and has a spherical bulge at the bottom, the top of the storage tank 2 is connected with a top cover 9 through a screw thread, the top center of the top cover 9 is connected with a feeding pipe 6 through a screw thread, the drill bit monitoring device 3 is arranged at the lower side of the top cover 9 inside the storage tank 2, the liquid centrifugal stirring device 1 is fixedly connected with the bottom center of the top cover 9, the liquid centrifugal stirring device 1 is arranged at the lower side of the drill bit monitoring device 3, a discharging port 7 is arranged at the bottom center of the storage tank 2, the liquid level detection device 5 is arranged at the edge inside of the storage tank 2, and the liquid level detection device 5 is electrically, the side surface of the material storage tank 2 is communicated with a vacuum defoaming device 4.

The vacuum defoaming device 4 comprises a shell 401 and a discharge pipe 405, wherein a cold source outlet 402 is formed in one side of the top of the shell 401, a cold source inlet 403 is formed in the other side of the top of the shell 401, a first feed hole 406 is formed in the top of the side of the shell 401, a second feed hole 407 is formed in the bottom of the side of the shell 401, the discharge pipe 405 is connected to the center of the bottom end of the shell 401 in a penetrating manner, a vacuum outlet 404 is formed in the side of the top of the shell 401, the other ends of the first feed hole 406 and the second feed hole 407 are both communicated with the side of a storage tank 2, the other end of the discharge pipe 405 is communicated with the bottom of the storage tank 2, the liquid centrifugal stirring device 1 comprises a fixed disk 101 and a drill bit 102, the fixed disk 101 is conical, the drill bit 102 is uniformly arranged at the, three dynamic sensors 302 are evenly arranged at the bottom of the support 301, a cold source 8 is filled in the vacuum defoaming device 4, and the cold source 8 is used for adjusting the temperature of the inner cavity of the vacuum defoaming device 4.

In summary, the efficient and fast defoaming system provided by the invention is characterized in that:

s1, liquid level detection: the raw material surplus in the material storage tank 2 is detected by the liquid level detection device 5

Testing, judging whether material is required to be added or not, and sounding an alarm if the material is required;

s2, controlling feeding: after the alarm is sounded, the feeding device is manually controlled to feed into the storage tank 2

Feeding materials;

s3, centrifugal rotation of raw materials: after the charging is completed the material liquid is rotated at high speed by the drill 102,

driving the raw material to do centrifugal rotation motion;

s4, dynamic monitoring of the drill bit: monitoring the real-time dynamics of the drill bit 102 by means of the drill bit monitoring device 3

Controlling and adjusting the rotating speed and the direction of the drill bit 102 in time;

s5, vacuum pumping: the air inside the vacuum degassing apparatus 4 is drawn out through the vacuum outlet 404,

forming a vacuum cavity;

s6, cold source filling: the cold source inlet 403 is used for filling the cold source into the vacuum defoaming device 4 for regulation

An internal temperature;

s7, circulating defoaming in a vacuum bin: the raw material passes through the first inlet hole 406 and the second inlet hole under the action of centrifugal force

The two feed holes 407 circulate into the vacuum chamber and remove bubbles under vacuum pumping

Separating from the interior of the raw material;

s8, discharging through a discharge hole: the defoamed raw materials enter a storage chamber from a discharge pipe 405 at the bottom of the vacuum bin, and are finally discharged from a discharge port 7 for mold production.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An efficient and rapid defoaming system, comprising: the device comprises a liquid centrifugal stirring device (1), a storage tank (2), a drill bit monitoring device (3), a vacuum defoaming device (4) and a liquid level detection device (5), wherein the storage tank (2) is cylindrical, the bottom of the storage tank is provided with a spherical bulge, the top of the storage tank (2) is connected with a top cover (9) through a thread, the center of the top cover (9) is connected with a feeding pipe (6) through a thread, the drill bit monitoring device (3) is arranged at the lower side of the top cover (9) in the storage tank (2), the liquid centrifugal stirring device (1) is fixedly connected with the center of the bottom of the top cover (9), the liquid centrifugal stirring device (1) is arranged at the lower side of the drill bit monitoring device (3), a discharge port (7) is arranged at the center of the bottom of the storage tank (2), the liquid level detection device (5) is arranged at the inner edge of the storage tank (2, the side surface of the material storage tank (2) is communicated with a vacuum defoaming device (4).

2. The efficient and rapid defoaming system of claim 1, wherein the vacuum defoaming device (4) comprises a housing (401) and a discharging pipe (405), a cold source outlet (402) is formed in one side of the top of the housing (401), a cold source inlet (403) is formed in the other side of the top of the housing (401), a first feeding hole (406) is formed in the top of the side of the housing (401), a second feeding hole (407) is formed in the bottom of the side of the housing (401), the discharging pipe (405) is connected to the center of the bottom end of the housing (401) in a penetrating manner, a vacuum outlet (404) is formed in the side of the top of the housing (401), the other ends of the first feeding hole (406) and the second feeding hole (407) are both communicated with the side of the storage tank (2), and the other end of the discharging pipe (405) is communicated with the.

3. A system for efficient and rapid debubbling according to claim 1, further comprising: liquid centrifugal mixing device (1) includes fixed disk (101) and drill bit (102), fixed disk (101) are conical, drill bit (102) bottom evenly is provided with drill bit (102).

4. A system for efficient and rapid debubbling according to claim 1, further comprising: drill bit monitoring device (3) are including support (301) and dynamic sensor (302), support (301) are the disc type, support (301) bottom evenly is provided with three dynamic sensor (302).

5. A system for efficient and rapid debubbling according to claim 1, further comprising: the vacuum defoaming device (4) is internally filled with a cold source (8), and the cold source (8) is used for adjusting the temperature of the inner cavity of the vacuum defoaming device (4).

6. A system for efficiently and quickly debubbling according to claim 1, further comprising the steps of:

s1, liquid level detection: the residual amount of the raw materials in the material storage tank is detected by a liquid level detection device,

judging whether charging is needed or not, and sounding an alarm if the charging is needed;

s2, controlling feeding: after the alarm is sounded, the feeding device is manually controlled to feed materials into the material storage tank;

s3, centrifugal rotation of raw materials: after the feeding is finished, the raw materials are driven to do centrifugal rotation motion by the high-speed rotation of the drill bit in the raw material liquid;

s4, dynamic monitoring of the drill bit: monitoring the real-time dynamic state of the drill bit through a drill bit monitoring device, and adjusting the rotating speed and the direction of the drill bit in time;

s5, vacuum pumping: pumping out air in the vacuum defoaming device through a vacuum outlet to form a vacuum cavity;

s6, cold source filling: filling a cold source into the vacuum defoaming device through a cold source inlet, and adjusting the internal temperature;

s7, circulating defoaming in a vacuum bin: the raw material circularly enters the vacuum bin through the first feeding hole and the second feeding hole under the action of centrifugal force, and bubbles are separated from the interior of the raw material under the vacuum pumping state;

s8, discharging through a discharge hole: and the defoamed raw materials enter a storage chamber from a discharge pipe at the bottom of the vacuum bin, and are finally discharged from a discharge port for mold production.