CN107670339A - A kind of dynamic defoaming device for casting solution - Google Patents
A kind of dynamic defoaming device for casting solution Download PDFInfo
- Publication number
- CN107670339A CN107670339A CN201710958190.1A CN201710958190A CN107670339A CN 107670339 A CN107670339 A CN 107670339A CN 201710958190 A CN201710958190 A CN 201710958190A CN 107670339 A CN107670339 A CN 107670339A
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- China
- Prior art keywords
- feed liquid
- deaeration
- casting solution
- membrane device
- dynamic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
The invention discloses a kind of dynamic defoaming device for casting solution, including deaeration container, with the storage container for being used to store casting solution of deaeration reservoir, the compressed gas component for being used to be delivered to casting solution from storage container in deaeration container connected with storage container, the first feed liquid for being used to receive casting solution in deaeration container spreads equal membrane device, first feed liquid, which spreads equal membrane device, to be included in the first upper end remained silent, in the first lower end of opening, the first noumenon between the first upper end and the first lower end, direction of the first noumenon along the first upper end to the first lower end gradually radially expands distribution.Apparatus of the present invention spread equal membrane device by setting feed liquid, and casting solution spreads the film for being formed in equal membrane device and being flowed in feed liquid, and the bubble in casting solution being capable of fast eliminating；Deaeration efficiency high, inclined heated plate are short, and dynamic de-aeration is not limited by casting film liquid measure；It it also avoid stirring the risk of deaeration vacuum leak, meanwhile, save the energy resource consumption of stirring.
Description
Technical field
The present invention relates to a kind of dynamic defoaming device for casting solution.
Background technology
In the production process of film product, because casting solution uses traditional standing and defoaming technique, i.e., casting solution is through overcharging
After the stirring and dissolving divided, instantaneously it is transported in deaeration kettle by nitrogen, then stands or stir under vacuum conditions deaeration；Or
Casting solution is stood or stirred deaeration without material is moved after directly molten material kettle is vacuumized.
The existing deaeration mode of above two is restricted substantially by the time, and casting film liquid measure is bigger, and inclined heated plate is longer.Not only so that
Wall scroll production line production capacity is limited, and with the extension of inclined heated plate, because casting solution heat transfer is slow, by the casting that kettle wall is nearer
Film liquid and casting solution by kettle center are more easy to that the even situation of uneven heating occurs, so as to cause casting solution composition and physical and chemical performance not
Homogeneous or even generation qualitative change, directly affect the stabilization of film product quality.
The content of the invention
It is an object of the invention to provide a kind of dynamic defoaming device for casting solution, deaeration efficiency high, inclined heated plate are short,
Dynamic de-aeration is not limited by casting film liquid measure.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：
A kind of dynamic defoaming device for casting solution, including the storage that is used for of deaeration container and the deaeration reservoir are cast
The storage container of film liquid, connected with the storage container be used to the casting solution being delivered to from the storage container it is described
Compressed gas component in deaeration container, the first feed liquid diffusion for being used to receive the casting solution in the deaeration container
Equal membrane device, first feed liquid spread equal membrane device include in the first upper end remained silent, in the first lower end of opening, located at described the
The first noumenon between one upper end and first lower end, the first noumenon is along first upper end to first lower end
Direction gradually radially expands distribution.
Preferably, the dynamic defoaming device also includes spreading equal membrane device and the deaeration container located at first feed liquid
At least one set of dynamic deaeration component between bottom, the dynamic deaeration component include being used to receive the first feed liquid diffusion
The feed liquid of the casting solution of membrane device drippage collect equal membrane device, located at the feed liquid collect below equal membrane device be used to receive it is described
The second feed liquid that feed liquid collects the casting solution that equal membrane device is collected spreads equal membrane device；
The feed liquid collect equal membrane device include the second upper end in opening, in the second lower end of opening, located at second upper end
The second body between second lower end, direction of second body along second upper end to second lower end by
Gradually radially collapse distribution；
Second feed liquid spread equal membrane device include in the 3rd upper end remained silent, in the 3rd lower end of opening, located at the described 3rd
The 3rd body between upper end and the 3rd lower end, side of the 3rd body along the 3rd upper end to the 3rd lower end
To gradually radially expanding distribution.
It is highly preferred that first upper end, first lower end, second upper end, second lower end, the described 3rd
Upper end, the line of centres of the 3rd lower end are vertically distributed.
It is highly preferred that first feed liquid spreads equal membrane device, the feed liquid collects equal membrane device, second feed liquid diffusion is equal
The tapered distribution of membrane device.
Preferably, the dynamic defoaming device also includes the stream jet pipe on the deaeration container, the stream spray
One end of pipe connects with the storage container；The other end for flowing jet pipe is located at the top of first upper end.
Preferably, the dynamic defoaming device also includes the vacuumizing assembly with the deaeration reservoir.
Due to the utilization of above-mentioned technical proposal, the present invention has following advantages compared with prior art：A kind of use of the invention
In the dynamic defoaming device of casting solution, by setting feed liquid to spread equal membrane device, casting solution spreads in feed liquid to be formed in equal membrane device
The film of stream, the bubble in casting solution being capable of fast eliminating；Deaeration efficiency high, inclined heated plate are short, and dynamic de-aeration is not cast
The limitation of film liquid amount；It it also avoid stirring the risk of deaeration vacuum leak, meanwhile, save the energy resource consumption of stirring.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of apparatus of the present invention.
Wherein：1st, deaeration container；2nd, storage container；3rd, the first feed liquid spreads equal membrane device；4th, feed liquid collects equal membrane device；5th,
Two feed liquids spread equal membrane device；6th, jet pipe is flowed；7th, vacuumizing assembly.
Embodiment
The technical solution of the present invention will be further described below with reference to the accompanying drawings.
It is shown in Figure 1, a kind of above-mentioned dynamic defoaming device for casting solution, including deaeration container 1 and deaeration container
1 connection be used for store casting solution storage container 2, connected with storage container 2 for by casting solution from storage container 2 it is defeated
The compressed gas component delivered in deaeration container 1（Not shown in figure）.In the present embodiment, the compressed gas component is used to export
Compressed nitrogen.
This be used for casting solution dynamic defoaming device also include be located at deaeration container 1 in be used for receive the first of casting solution
Feed liquid spreads equal membrane device 3, the first feed liquid spread equal membrane device 3 include in the first upper end remained silent, in opening the first lower end, be located at
The first noumenon between first upper end and the first lower end, direction of the first noumenon along the first upper end to the first lower end are gradually radially opened
Open distribution.In the present embodiment, the first feed liquid spreads equal 3 tapered distribution of membrane device.
Spread equal membrane device 3 by setting the first feed liquid, casting solution the first feed liquid spread formed in equal membrane device 3 flow it is thin
Film, the bubble fast eliminating in casting solution.
The dynamic defoaming device for being used for casting solution also includes spreading equal membrane device 3 and the bottom of deaeration container 1 located at the first feed liquid
At least one set of dynamic deaeration component between portion.The dynamic deaeration component includes dripping for receiving the equal membrane device 3 of the first feed liquid diffusion
The feed liquid of the casting solution fallen collects equal membrane device 4, is collected located at feed liquid and collect equal membrane device 4 for receiving feed liquid below equal membrane device 4
Second feed liquid of the casting solution of collection spreads equal membrane device 5.
In the present embodiment, the first feed liquid spreads is provided with one group of dynamic deaeration group between equal membrane device 3 and the bottom of deaeration container 1
Certain difference in height be present with the bottom of deaeration container 1 in part, dynamic deaeration component bottom.
The feed liquid collect equal membrane device 4 include the second upper end in opening, the second lower end in opening, located at the second upper end and
Distribution is gradually radially collapsed in the second body between second lower end, direction of second body along the second upper end to the second lower end.
In the present embodiment, feed liquid collects equal 4 tapered distribution of membrane device.
Second feed liquid spread equal membrane device 5 include in the 3rd upper end remained silent, in the 3rd lower end of opening, on the 3rd
Hold and gradually radially expanded point the 3rd body between the 3rd lower end, direction of the 3rd body along the 3rd upper end to the 3rd lower end
Cloth.In the present embodiment, the second feed liquid spreads equal 5 tapered distribution of membrane device.
First feed liquid spreads equal membrane device 3, feed liquid collects equal membrane device 4, the second feed liquid spreads the equal coaxial inner conductor of membrane device 5 distribution.
Feed liquid collects equal membrane device 4, the second feed liquid spreads equal membrane device 5 by setting, casting solution feed liquid collect equal membrane device 4,
Second feed liquid, which spreads, forms the film flowed in equal membrane device 5, the bubble fast eliminating in casting solution；Meanwhile casting solution is from first
Feed liquid spreads equal membrane device 3 to feed liquid collects equal membrane device 4, the equal feed liquid of membrane device 4 to the second of feed liquid collection spreads the excessive mistake of equal membrane device 5
Very thin curtain shape material flow is formed in journey, is also stripped of part bubble.
The dynamic defoaming device for being used for casting solution also includes the stream jet pipe 6 on deaeration container 1, and this flows jet pipe
6 one end connects with storage container 2, for receiving casting solution；The other end for flowing jet pipe 6 is located at the top of the first upper end,
For uniform first feed liquid that is delivered to of casting solution feed liquid to be spread into equal membrane device 3.
The dynamic defoaming device for being used for casting solution also includes the vacuumizing assembly 7 connected with deaeration container 1.Pass through setting
The vacuumizing assembly 7, casting solution is spread when equal membrane device 5 flows to deaeration 1 bottom of container from the second feed liquid forms curtain or drop-wise material
Liquid stream, curtain or droplet material liquid stream are higher apart from the bottom of deaeration container 1, and curtain feed liquid film forms upper thick and lower thin form, curtain
The tear portion of formula feed liquid film forms the drop of very little, bubble instant blasting and removes, further removing under vacuum conditions
Bubble.
The course of work of lower the present embodiment is illustrated in detail below：
Casting solution in storage container 2 is slowly delivered into deaeration container 1 by nitrogen pressure, first by flowing jet pipe 6,
Make feed liquid uniform, then sequentially enter the first feed liquid and spread equal membrane device 3, the equal membrane device 4 of feed liquid collection, the equal membrane device of the second feed liquid diffusion
5, feed liquid forms the film flowed in three equal membrane devices, the bubble fast eliminating in casting solution；
Meanwhile casting solution spreads equal membrane device 3 to feed liquid collects equal membrane device 4, feed liquid collects the equal material of membrane device 4 to the second from the first feed liquid
Liquid forms very thin curtain shape material flow during spreading equal membrane device 5 excessively, is also stripped of part bubble；
Casting solution spreads from the second feed liquid forms curtain or droplet material liquid stream when equal membrane device 5 flows to deaeration 1 bottom of container, curtain or
Droplet material liquid stream is higher apart from the bottom of deaeration container 1, and curtain feed liquid film forms upper thick and lower thin form, curtain feed liquid film
Tear portion forms the drop of very little, bubble instant blasting and removes under vacuum conditions, is further stripped of bubble.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand present disclosure and be carried out, and it is not intended to limit the scope of the present invention, all according to the present invention
The equivalent change or modification that Spirit Essence is made, it should all cover within the scope of the present invention.
Claims (6)
- A kind of 1. dynamic defoaming device for casting solution, it is characterised in that：Including deaeration container and the deaeration reservoir Be used for store the storage container of casting solution, connected with the storage container for by the casting solution from the storage container In be delivered in the deaeration container compressed gas component, in the deaeration container be used for receive the casting solution First feed liquid spreads equal membrane device, and first feed liquid, which spreads equal membrane device, to be included in the first upper end remained silent, under the first of opening End, the first noumenon between first upper end and first lower end, the first noumenon along first upper end extremely The direction of first lower end gradually radially expands distribution.
- A kind of 2. dynamic defoaming device for casting solution according to claim 1, it is characterised in that：The dynamic deaeration Device also includes spreading at least one set of dynamic deaeration between equal membrane device and the deaeration container bottom located at first feed liquid Component, the dynamic deaeration component include being used for the feed liquid for receiving the casting solution that first feed liquid spreads equal membrane device drippage Collect equal membrane device, the casting for being used to receive the feed liquid and collecting equal membrane device and collecting below the equal membrane device of feed liquid collection Second feed liquid of film liquid spreads equal membrane device；The feed liquid collect equal membrane device include the second upper end in opening, in the second lower end of opening, located at second upper end The second body between second lower end, direction of second body along second upper end to second lower end by Gradually radially collapse distribution；Second feed liquid spread equal membrane device include in the 3rd upper end remained silent, in the 3rd lower end of opening, located at the described 3rd The 3rd body between upper end and the 3rd lower end, side of the 3rd body along the 3rd upper end to the 3rd lower end To gradually radially expanding distribution.
- A kind of 3. dynamic defoaming device for casting solution according to claim 2, it is characterised in that：On described first End, first lower end, second upper end, second lower end, the 3rd upper end, the line of centres of the 3rd lower end Vertically it is distributed.
- A kind of 4. dynamic defoaming device for casting solution according to claim 2, it is characterised in that：First feed liquid Spread equal membrane device, the feed liquid collects equal membrane device, second feed liquid spreads the equal tapered distribution of membrane device.
- A kind of 5. dynamic defoaming device for casting solution according to claim 1, it is characterised in that：The dynamic deaeration Device also includes the stream jet pipe on the deaeration container, and described one end for flowing jet pipe connects with the storage container； The other end for flowing jet pipe is located at the top of first upper end.
- A kind of 6. dynamic defoaming device for casting solution according to claim 1, it is characterised in that：The dynamic deaeration Device also includes the vacuumizing assembly with the deaeration reservoir.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710958190.1A CN107670339A (en) | 2017-10-16 | 2017-10-16 | A kind of dynamic defoaming device for casting solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710958190.1A CN107670339A (en) | 2017-10-16 | 2017-10-16 | A kind of dynamic defoaming device for casting solution |
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| Publication Number | Publication Date |
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| CN107670339A true CN107670339A (en) | 2018-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710958190.1A Pending CN107670339A (en) | 2017-10-16 | 2017-10-16 | A kind of dynamic defoaming device for casting solution |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111974635A (en) * | 2019-05-24 | 2020-11-24 | 山东振富医疗器械有限公司 | Novel scraper capable of obstructing bubbles based on polyether sulfone microfiltration membrane production line |
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| CN101225155A (en) * | 2008-01-18 | 2008-07-23 | 西安交通大学 | Liquid epoxide resin vacuum on-line degaser |
| CN102021663A (en) * | 2010-12-10 | 2011-04-20 | 烟台氨纶股份有限公司 | Polyurethane deaeration device |
| CN103801118A (en) * | 2014-03-07 | 2014-05-21 | 无锡市飞天油脂有限公司 | Lubricating grease defoaming system |
| CN205164202U (en) * | 2015-12-09 | 2016-04-20 | 江阴乐圩光电股份有限公司 | Vertical deaeration machine |
| CN207270778U (en) * | 2017-10-16 | 2018-04-27 | 苏州富淼膜科技有限公司 | A kind of dynamic defoaming device for casting solution |
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2017
- 2017-10-16 CN CN201710958190.1A patent/CN107670339A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101225155A (en) * | 2008-01-18 | 2008-07-23 | 西安交通大学 | Liquid epoxide resin vacuum on-line degaser |
| CN102021663A (en) * | 2010-12-10 | 2011-04-20 | 烟台氨纶股份有限公司 | Polyurethane deaeration device |
| CN103801118A (en) * | 2014-03-07 | 2014-05-21 | 无锡市飞天油脂有限公司 | Lubricating grease defoaming system |
| CN205164202U (en) * | 2015-12-09 | 2016-04-20 | 江阴乐圩光电股份有限公司 | Vertical deaeration machine |
| CN207270778U (en) * | 2017-10-16 | 2018-04-27 | 苏州富淼膜科技有限公司 | A kind of dynamic defoaming device for casting solution |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111974635A (en) * | 2019-05-24 | 2020-11-24 | 山东振富医疗器械有限公司 | Novel scraper capable of obstructing bubbles based on polyether sulfone microfiltration membrane production line |
| CN111974635B (en) * | 2019-05-24 | 2022-02-15 | 山东振富医疗器械有限公司 | Scraper capable of obstructing bubbles based on polyether sulfone microfiltration membrane production line |
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