CN112791450B - Vacuum partition scraper type continuous deaeration machine - Google Patents
Vacuum partition scraper type continuous deaeration machine Download PDFInfo
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- CN112791450B CN112791450B CN202110066409.3A CN202110066409A CN112791450B CN 112791450 B CN112791450 B CN 112791450B CN 202110066409 A CN202110066409 A CN 202110066409A CN 112791450 B CN112791450 B CN 112791450B
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- slurry
- baffle
- separation tank
- main shaft
- defoaming
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- 238000005192 partition Methods 0.000 title claims abstract description 9
- 239000002002 slurry Substances 0.000 claims abstract description 130
- 238000000926 separation method Methods 0.000 claims abstract description 38
- 238000010992 reflux Methods 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims 4
- 239000000463 material Substances 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 9
- 238000007599 discharging Methods 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 description 16
- 238000001816 cooling Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 9
- 239000007788 liquid Substances 0.000 description 8
- 239000010409 thin film Substances 0.000 description 7
- 239000002994 raw material Substances 0.000 description 6
- 238000007872 degassing Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004262 dental pulp cavity Anatomy 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000009849 vacuum degassing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
The invention discloses a vacuum partition scraper type continuous deaeration machine, which comprises a cylindrical separation tank which is horizontally arranged, wherein the separation tank is provided with a feed pipe, a vacuum pipe and a discharge port; a main shaft which is arranged in the separating tank and is coaxial with the separating tank, and a motor at the end part of the separating tank drives the main shaft to rotate; a baffle plate arranged at the bottom of the separation tank and dividing the lower part of the separation tank into a plurality of slurry chambers; the material carrying discs are fixed on the main shaft and are not contacted with the inner wall of the separation tank, the number of the material carrying discs is consistent with that of the baffle plates and are arranged on one side of the feeding end of the baffle plates, and a material discharging gap is arranged between the material carrying discs and the baffle plates; and the slurry scraper is arranged above the baffle plate and is contacted with the disc surface part of the material carrying disc. By adopting the vacuum partition scraper type continuous defoaming machine, the defoaming time of the material with larger surface tension is obviously increased in the defoaming process, so that the material is fully defoamed.
Description
Technical Field
The invention relates to a vacuum partition scraper type continuous defoaming machine, and belongs to the technical field of vacuum defoaming.
Background
In the fields of the current fine chemical industry, raw material manufacturing, electronic industry, battery industry and novel materials, raw materials subjected to stirring or pretreatment need to be subjected to separation work of internal bubbles so as to be finally canned or applied to subsequent production. The defoaming treatment at the present stage is all stirring paddle operation driven by a static sealing tank and a motor, the productivity is extremely low, the probability of secondary pollution of raw materials is extremely high, and the waste of the raw materials is extremely serious.
Chinese patent CN 206424637U discloses a "continuous vacuum deaerator", which is a structure that can form a plug for slurry with extremely high viscosity and lose function, and the temperature control of the outer layer on the raw material is lost, and the efficiency is low.
Chinese patent CN 107774016A discloses an "on-line vacuum degassing apparatus", which cannot degas slurry with extremely high viscosity, and lacks the temperature control of the outer layer on the raw material, and has low efficiency.
Chinese patent 201110451094.0 discloses an "on-line continuous degasser", which is provided with a gas phase discharge pipe extending to a vacuum chamber by arranging a feed pipe and a discharge pipe extending into a discrete tank, thereby realizing continuous feeding, discharging and exhausting, and forming on-line continuous degasification.
The online continuous degassing can be conveniently realized by the patent, but the degassing time is insufficient for slurry with high surface tension, and the phenomenon that bubbles are easily generated again when the slurry is impacted at the orifice of the discharging pipe after the degassing is finished cannot be avoided, so that the slurry has certain limitation in application in the slurry industry.
Disclosure of Invention
The invention aims at: aiming at the problems, the invention provides the vacuum partition scraper type continuous defoaming machine, which obviously increases the defoaming time in the defoaming process of materials with larger surface tension so as to fully defoam the materials.
The technical scheme adopted by the invention is as follows:
a vacuum partition scraper type continuous deaeration machine comprises a cylindrical separation tank which is horizontally arranged, wherein the separation tank is provided with a feed pipe, a vacuum pipe and a discharge port;
A main shaft which is arranged in the separating tank and is coaxial with the separating tank, and a motor at the end part of the separating tank drives the main shaft to rotate;
a baffle plate arranged at the bottom of the separation tank and dividing the lower part of the separation tank into a plurality of slurry chambers;
The material carrying discs are fixed on the main shaft and are not contacted with the inner wall of the separation tank, the number of the material carrying discs is consistent with that of the baffle plates and are arranged on one side of the feeding end of the baffle plates, and a material discharging gap is arranged between the material carrying discs and the baffle plates;
and the slurry scraper is arranged above the baffle plate and is contacted with the disc surface part of the material carrying disc.
In the invention, firstly, the separating tank is vacuumized through the vacuum tube, the slurry enters the first slurry chamber of the separating tank through the feeding pipe, at the moment, the lower part of the belt tray in the first slurry chamber is soaked in the slurry, the motor drives the main shaft and the belt tray to rotate, the belt tray with the slurry soaked in the lower part rotates to the upper part to form a thin film state on both sides of the belt tray, when the surface of the belt tray opposite to the baffle rotates to the slurry scraper, the slurry on the belt tray is scraped by the slurry scraper and flows into the second slurry chamber along with the slurry scraper and the baffle, and the actions are repeated in the second slurry chamber until the slurry flows into the final slurry chamber and is discharged from the discharge port on the final slurry chamber. In the process of thinning, bubbles overflow and break in the thinned slurry in a vacuum environment, so that the defoaming effect is achieved, and the method is particularly suitable for defoaming slurry with large surface tension. According to the invention, the plurality of strip trays are continuously thinned, so that the thinning time is increased, the defoaming effect is enhanced, and the continuous defoaming device is particularly suitable for defoaming slurry with large surface tension and has the characteristic of good continuous defoaming effect.
Further, the baffle is positioned below the main shaft.
In the scheme, the baffle is positioned below the main shaft, so that the baffle is prevented from being influenced by the rotation of the main shaft; on the other hand, the height of the injected slurry is not too high, the height of the slurry is smaller than that of the main shaft, the main shaft is prevented from carrying the slurry to the next slurry chamber, and meanwhile, the area for vacuum defoaming is increased.
Further, the baffle plate is positioned at the feeding end and is in a spherical crown shape.
In the scheme, the feeding end is in the spherical crown shape, so that the defoaming area can be increased, the defoaming efficiency is improved, and the defoaming effect is improved.
Further, the belt tray is circular.
Further, the slurry doctor blade does not exceed the midpoint of the baffle.
In the scheme, the slurry scraper does not exceed the midpoint of the baffle, so that slurry on the upper part of the belt tray, which is close to the middle, can be prevented from being blocked back into the slurry chamber by the slurry scraper when the slurry does not turn to the upper space.
Further, the slurry scraper is obliquely arranged.
In the scheme, the slurry scraper inclines to the next slurry chamber to play a role in guiding, so that slurry scraped off by the slurry scraper can flow to the next slurry chamber along the slurry scraper, and the slurry is prevented from accumulating at the slurry scraper and flowing into the previous slurry chamber again.
Further, the slurry doctor blade extends inwardly from the edge of the belt tray.
Further, the length of the slurry scraper is half of the length above the baffle plate, and the slurry scraper is positioned at the left half part or the right half part above the baffle plate.
In the above-mentioned scheme, the thick liquid on the tape tray is inwards extended from the edge, and the position of thick liquid scraper also inwards extends from the edge to match with the thick liquid position on the tape tray, scrape the thick liquid on the tape tray as far as possible.
Further, barrier strips are arranged on two sides of the slurry scraper.
In the above-described solution, it is avoided that scraped slurry flows back into the previous slurry chamber from both sides of the slurry doctor blade.
Further, the discharge hole is arranged at the bottom of the separating tank, and the vacuum tube is arranged at the top of the separating tank.
Further, a defoaming column with meshes is arranged between the lower charging tray and the upper baffle plate, and the defoaming column is coaxial with the main shaft.
In the scheme, the slurry is communicated with the inside and the outside of the defoaming column through the meshes, and the defoaming column rotates along with the main shaft through the increase of the defoaming column, so that the defoaming column can perform thin-film defoaming on the slurry in the slurry cavity at the same time, the thin-film area is increased, and the defoaming efficiency and the defoaming effect are improved.
Further, the defoaming column can be fixedly connected with the belt material tray, and also can be connected with the main shaft through the connecting column.
Further, a concentric multi-layer defoaming column is arranged between the lower charging tray and the upper baffle plate.
In the above-mentioned scheme, the provision of the multi-layer defoaming column can further improve the thinning area.
Further, a throttle valve is arranged on the feeding pipe to control the feeding amount of the slurry.
Further, the outer surface of the separation tank is provided with a cold and hot medium circulation cavity, a cold and hot medium inlet or a cold and hot medium outlet is arranged above the cold and hot medium circulation cavity, and a cold and hot medium outlet or a cold and hot medium inlet is arranged below the cold and hot medium circulation cavity.
In the scheme, the cold and hot medium circulation cavity is arranged to be capable of introducing a refrigerant or a hot medium to adjust the temperature in the separating tank, so that the separating tank is always in a process temperature range for defoaming the slurry, and the defoaming of the slurry is facilitated.
Further, the discharge port is communicated with the check valve through the discharge pipe and the discharge pump, the check valve is communicated with the three-way valve, one end of the three-way valve is communicated with the reflux port arranged on the separation tank, and the other end of the three-way valve is communicated with the discharge port.
In the scheme, the discharged slurry flows to the three-way valve through the one-way valve, and in a normal state, the slurry flows to the discharge port through the three-way valve to be discharged; when the slurry in the separating tank is less or the outside is not required to be discharged, the slurry flows back into the separating tank through the three-way valve to the return port.
Further, a liquid level sensor is arranged at the bottom of the separating tank.
In the scheme, the liquid level sensor is arranged to obtain the information of the slurry after the deaeration in the separating tank, and the three-way valve introduces the slurry into the reflux port when the amount is small or the external discharge is not needed.
Further, the separating tank is fixed on the frame through the tank body supporting legs, and the ground legs are arranged below the frame.
According to the vacuum partition scraper type continuous defoaming machine, the bottom of the separating tank is divided into the slurry chambers through the baffle, the slurry is continuously defoamed in a thin film mode through rotation of the belt tray, and the slurry is scraped from the previous slurry chamber to the next slurry chamber through the slurry scraper, so that the problems that high-viscosity slurry is difficult to form a film and bubbles are difficult to discharge are solved, smooth continuous separation of internal bubbles is smoothly implemented, and the continuous defoaming machine has the characteristic of good continuous defoaming effect.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
1. the structure is simple, and the manufacturing cost is reduced;
2. the defoaming effect is good, and the defoaming treatment efficiency is high;
3. Can be applied to the continuous defoaming of the slurry with extremely high viscosity and difficult fluidity.
Drawings
The invention will now be described by way of example and with reference to the accompanying drawings in which:
FIGS. 1-6 are schematic structural diagrams of different embodiments of a deaerator;
FIG. 7 is a radial cross-sectional view of a separator tank;
FIG. 8 is a schematic view of a slurry doctor blade;
FIG. 9 is a schematic view of a tape tray;
FIG. 10 is a schematic diagram of the structure of a defoaming column.
The marks in the figure: 1-separating tank, 2-motor, 3-baffle, 4-cold and hot medium circulation cavity, 5-discharge pipe, 6-frame, 7-slurry, 8-defoaming column, 11-feed pipe, 12-vacuum pipe, 13-discharge port, 14-return port, 15-liquid level sensor, 16-throttle valve, 17-tank leg, 18-slurry chamber, 21-main shaft, 31-belt tray, 32-slurry scraper, 33-baffle strip, 41-cold and hot medium outlet, 42-cold and hot medium inlet, 51-discharge pump, 52-check valve, 53-three-way valve, 54-discharge port, 61-ground leg and 81-mesh.
Detailed Description
All of the features disclosed in this specification, or all of the steps in a method or process disclosed, may be combined in any combination, except for mutually exclusive features and/or steps.
Any feature disclosed in this specification may be replaced by alternative features serving the same or equivalent purpose, unless expressly stated otherwise. That is, each feature is one example only of a generic series of equivalent or similar features, unless expressly stated otherwise.
Example 1
As shown in fig. 1, a vacuum zoned scraper type continuous deaeration machine of the present embodiment comprises a cylindrical separation tank 1 arranged horizontally, the separation tank 1 is provided with a feed pipe 11, a vacuum pipe 12 and a discharge port 13; the motor 2 at the end part of the separating tank 1 drives the main shaft 21 in the separating tank 1 and coaxial with the separating tank 1 to rotate; the lower part of the separation tank 1 is divided into 6 slurry chambers 18 by 5 baffles 3 arranged at the bottom of the separation tank 1, the feed pipe 11 is communicated with the first slurry chamber 18, and the discharge port 13 is positioned in the last slurry chamber 18; 5 strip trays 31 fixed to the main shaft 21 without contacting the inner wall of the separation tank 1, the strip trays 31 being located at the feed end side of the baffle 3 and having a discharge gap with the baffle 3; the slurry doctor blade 32 is disposed above the shutter 3 and contacts the disk surface portion of the tape tray 31.
In this embodiment, as shown in fig. 7, when the separating tank 1 is evacuated through the vacuum pipe 12, the slurry 7 enters the first slurry chamber 18 of the separating tank 1 through the feed pipe 11, the motor 2 rotates the main shaft 21 and the belt tray 31, the rotating belt tray 31 brings the slurry 7 into a thin film state on both sides in the upper vacuum, and when the surface of the belt tray 31 opposite to the baffle 3 rotates to the slurry scraper 32, the slurry 7 on the belt tray 31 is scraped off by the slurry scraper 32 and flows into the second slurry chamber 18 along with the slurry scraper 32 and the baffle 3, and the above-mentioned actions are repeated in the second slurry chamber 18 until the slurry 7 flows into the last slurry chamber 18, and is discharged from the discharge port 13 on the last slurry chamber 18.
It should be noted that the number of baffles and trays may be other numbers such as 1,2,3, 4, 6, 7, etc. in other embodiments, as desired.
Example 2
As shown in fig. 2, in this embodiment as a further optimization of embodiment 1, the outer surface of the separation tank 1 is provided with a cooling and heating medium circulation cavity 4, a cooling and heating medium inlet 42 or a cooling and heating medium outlet 41 is arranged above the cooling and heating medium circulation cavity 4, and the cooling and heating medium outlet 41 or the cooling and heating medium inlet 42 is arranged below the cooling and heating medium circulation cavity 4, so that a cooling medium or heating medium can be introduced to adjust the temperature in the separation tank 1, so that the separation tank 1 is always in a process temperature range for defoaming the slurry 7, and the defoaming of the slurry 7 is more facilitated.
Example 3
As shown in fig. 3, in this embodiment as a further optimization of embodiment 1, the outer surface of the separation tank 1 is provided with a cooling and heating medium circulation cavity 4, a cooling and heating medium inlet 42 or a cooling and heating medium outlet 41 is arranged above the cooling and heating medium circulation cavity 4, and the cooling and heating medium outlet 41 or the cooling and heating medium inlet 42 is arranged below the cooling and heating medium circulation cavity 4, so that a cooling medium or heating medium can be introduced to adjust the temperature in the separation tank 1, so that the separation tank 1 is always in a process temperature range for defoaming the slurry 7, and the defoaming of the slurry 7 is more facilitated;
The discharge port 13 is communicated with the check valve 52 through the discharge pipe 5 and the discharge pump 51, the check valve 52 is communicated with the three-way valve 53, one end of the three-way valve 53 is communicated with the reflux port 14 arranged on the separation tank 1, the other end of the three-way valve 53 is communicated with the discharge port 54, the discharged slurry 7 flows to the three-way valve 53 through the check valve 52, and the slurry 7 flows to the discharge port 54 through the three-way valve 53 to be discharged in a normal state; when there is little pulp 7 in the separator tank 1 or when no discharge is required from the outside, the pulp 7 flows back into the separator tank 1 through the three-way valve 53 to the return port 14.
Example 4
As shown in fig. 4 and 10, in this embodiment, on the basis of the above embodiment, a defoaming column 8 with a mesh 81 is disposed between the lower tray 31 and the upper baffle 3, the defoaming column 8 is coaxial with the main shaft 21, the slurry 7 is communicated with the inside and the outside of the defoaming column 8 through the mesh 81, and the defoaming column 8 rotates with the main shaft 21 by adding the defoaming column 8, so that the defoaming column 8 can simultaneously perform thin-film defoaming on the slurry 7 in the slurry chamber 18, thereby increasing the thin-film area, and increasing the defoaming efficiency and the defoaming effect.
Example 5
As shown in fig. 6, in the present embodiment, on the basis of the above-described embodiment, the separation tank 1 is fixed to the frame 6 via the tank body legs 17, and the ground legs 61 are provided under the frame 6.
As an alternative to the above embodiment, in other embodiments, the baffle 3 is located below the spindle 21, avoiding that the spindle 21 rotation affects the baffle 3.
As an alternative to the above embodiment, as shown in fig. 9, in other embodiments, the baffle 3 is located at the feeding end and forms a spherical cap shape, so as to increase the defoaming area, thereby improving the defoaming efficiency and increasing the defoaming effect.
As an alternative to the above-described embodiment, in other embodiments, the tape tray 31 is circular.
As an alternative to the above-described embodiment, in other embodiments the pulp scraper 32 does not exceed the midpoint of the baffle 3, avoiding that the pulp 7 in the upper part of the belt tray 31 close to the middle is caught back into the pulp chamber 18 by the pulp scraper 32 after having not yet been transferred to the upper space.
As an alternative to the above-described embodiment, in other embodiments the slurry doctor 32 is inclined to the next slurry chamber 18 for guiding such that slurry 7 scraped off by the slurry doctor 32 flows along the slurry doctor 32 to the next slurry chamber 18, avoiding that slurry 7 builds up at the slurry doctor 32 and flows back into the previous slurry chamber 18.
As an alternative to the above-described embodiment, in other embodiments, a slurry scraper 32 extends inwardly from the edge of the belt tray 31 to match the position of the slurry 7 on the belt tray 31, scraping off the slurry 7 on the belt tray 31 as much as possible.
As an alternative to the above embodiments, in other embodiments the slurry doctor 32 has a length that is half the length above the baffle 3, either the left half or the right half above the baffle 3.
As an alternative to the above-described embodiment, as shown in fig. 8, in other embodiments, the bars 33 are provided on both sides of the slurry doctor blade 32, avoiding that scraped slurry 7 will flow back into the previous slurry chamber 18 from both sides of the slurry doctor blade 32.
As an alternative to the above-described embodiments, in other embodiments, the discharge opening 13 is provided at the bottom of the separation tank 1 and the vacuum tube 12 is provided at the top of the separation tank 1.
As an alternative to the above embodiments, in other embodiments, the deaeration column 8 is fixedly connected with the belt tray 31.
As an alternative to the above embodiments, in other embodiments, the degassing column 8 is connected to the main shaft 21 via a connecting column.
As an alternative to the above embodiment, as shown in fig. 5, in other embodiments, a concentric multi-layer defoaming column 8 is provided between the lower tray 31 and the upper baffle 3, so that the area of thinning can be further increased.
As an alternative to the above embodiment, in other embodiments, a throttle valve 16 is provided on the feed pipe 11 to control the feed amount of slurry 7.
As an alternative to the above embodiment, in other embodiments, the liquid level sensor 15 is disposed at the bottom of the separation tank 1, so that information of the slurry 7 after deaeration in the separation tank 1 can be obtained, and the three-way valve 53 introduces the slurry 7 to the return port 14 when the amount is small or when the external discharge is not required.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (5)
1. A vacuum partition scraper type continuous deaeration machine is characterized in that: the device comprises a cylindrical separation tank (1) which is horizontally arranged, wherein the separation tank (1) is provided with a feed pipe (11), a vacuum pipe (12) and a discharge port (13);
A main shaft (21) which is arranged in the separating tank (1) and is coaxial with the separating tank (1), and a motor (2) at the end part of the separating tank (1) drives the main shaft (21) to rotate;
A baffle plate (3) which is arranged at the bottom of the separation tank (1) and divides the lower part of the separation tank (1) into a plurality of slurry chambers (18);
The belt trays (31) are fixed on the main shaft (21) and are not in contact with the inner wall of the separation tank (1), the number of the belt trays (31) is consistent with that of the baffle plates (3) and are arranged on one side of the feeding end of the baffle plates (3), and a discharge gap is reserved between each belt tray (31) and each baffle plate (3);
A slurry scraper (32) disposed above the baffle (3), the slurry scraper (32) being in contact with a disk surface portion of the tape tray (31);
the baffle (3) is positioned at the feeding end and is in a spherical crown shape;
the slurry scraper (32) does not exceed the midpoint of the baffle (3);
the slurry scraper (32) is obliquely arranged;
the slurry doctor blade (32) extends inwardly from the edge of the belt tray (31);
A defoaming column (8) with meshes (81) is arranged between the lower charging tray (31) and the upper baffle (3), and the defoaming column (8) is coaxial with the main shaft (21).
2. The vacuum zoned doctor blade continuous foam removal machine of claim 1 wherein: the baffle (3) is positioned below the main shaft (21).
3. The vacuum zoned doctor blade continuous foam removal machine of claim 1 wherein: both sides of the slurry scraper (32) are provided with baffle strips (33).
4. The vacuum zoned doctor blade continuous foam removal machine of claim 1 wherein: the outer surface of the separation tank (1) is provided with a cold and hot medium circulation cavity (4), a cold and hot medium inlet (42) or a cold and hot medium outlet (41) is arranged above the cold and hot medium circulation cavity (4), and the cold and hot medium outlet (41) or the cold and hot medium inlet (42) is arranged below the cold and hot medium circulation cavity (4).
5. The vacuum zoned doctor blade continuous foam removal machine of claim 1 wherein: the discharge port (13) is communicated with the check valve (52) through the discharge pipe (5) and the discharge pump (51), the check valve (52) is communicated with the three-way valve (53), one end of the three-way valve (53) is communicated with the reflux port (14) arranged on the separation tank (1), and the other end of the three-way valve (53) is communicated with the discharge port (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110066409.3A CN112791450B (en) | 2021-01-19 | 2021-01-19 | Vacuum partition scraper type continuous deaeration machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110066409.3A CN112791450B (en) | 2021-01-19 | 2021-01-19 | Vacuum partition scraper type continuous deaeration machine |
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| Publication Number | Publication Date |
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| CN112791450A CN112791450A (en) | 2021-05-14 |
| CN112791450B true CN112791450B (en) | 2024-06-28 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214512875U (en) * | 2021-01-19 | 2021-10-29 | 绵阳世诺科技有限公司 | Vacuum partition scraper type continuous defoaming machine |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002274952A (en) * | 2001-03-16 | 2002-09-25 | Hitachi Metals Ltd | Vacuum deaerator and slurry deaeration process |
| US7588631B2 (en) * | 2006-02-15 | 2009-09-15 | The Western States Machine Company | Vacuum deaerator |
| JP5204449B2 (en) * | 2007-09-21 | 2013-06-05 | メタウォーター株式会社 | Scum remover |
| CN203525373U (en) * | 2013-09-17 | 2014-04-09 | 深圳市基泰智能设备有限公司 | Slurry defoaming mechanism |
| CN206424637U (en) * | 2016-12-20 | 2017-08-22 | 中国制浆造纸研究院 | Continuous vacuum deaeration deaerator |
| CN209735498U (en) * | 2019-03-28 | 2019-12-06 | 洛阳君江建材科技有限公司 | Vacuum defoaming agitator tank |
| US20220203267A1 (en) * | 2019-04-09 | 2022-06-30 | M. Technique Co., Ltd. | Vacuum deaerator equipped with refining device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214512875U (en) * | 2021-01-19 | 2021-10-29 | 绵阳世诺科技有限公司 | Vacuum partition scraper type continuous defoaming machine |
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