CN214512871U - Vacuum screw scraper type continuous defoaming machine - Google Patents
Vacuum screw scraper type continuous defoaming machine Download PDFInfo
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- CN214512871U CN214512871U CN202120133525.8U CN202120133525U CN214512871U CN 214512871 U CN214512871 U CN 214512871U CN 202120133525 U CN202120133525 U CN 202120133525U CN 214512871 U CN214512871 U CN 214512871U
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Abstract
The utility model discloses a vacuum screw scraper type continuous defoaming machine, which comprises a horizontally arranged cylindrical separating tank, wherein the separating tank is provided with a feeding pipe, a vacuum pipe and a discharge port; the main shaft is arranged in the separating tank and is coaxial with the separating tank, and the motor at the end part of the separating tank drives the main shaft to rotate; the baffle is arranged in the separation tank and divides the internal space of the separation tank into a defoaming chamber and a finished product chamber, and a discharge groove is arranged on the baffle; and the spiral umbrella sheet is positioned in the defoaming chamber and fixed on the main shaft, and the tail end of the spiral umbrella sheet is contacted with the baffle. Adopt the utility model discloses a vacuum screw scrapes continuous defoaming machine of formula, the deaeration treatment effeciency is high, and the continuity deaeration is effectual.
Description
Technical Field
The utility model relates to a vacuum screw rod scraper formula defoaming machine in succession belongs to vacuum defoaming technical field.
Background
In the fields of the current fine chemical industry, raw material preparation, the electronic industry, the battery industry and novel materials, the raw materials after stirring or pretreatment can be finally canned or applied to subsequent production only by separating internal bubbles. The defoaming treatment at the present stage is the operation of a standing sealed tank and a motor-driven stirring paddle, the capacity is extremely low, the probability of secondary pollution to raw materials is extremely high, and the waste of the raw materials is extremely serious.
Chinese patent CN 206424637U discloses a "continuous vacuum degassing deaerator", which is a structure that can form a blockage to slurry with extremely high viscosity and lose the function, and lacks the temperature control of the outer layer to the raw material and has low efficiency.
Chinese patent CN 107774016 a discloses an "on-line vacuum degassing device", which can not perform degassing operation for slurry with extremely high viscosity, and has the defects of temperature control of the outer layer to the raw material and low efficiency.
Chinese patent 201110451094.0 discloses an "on-line continuous degassing device" in which a feed pipe and a discharge pipe are provided to extend into a discrete tank, and a gas phase discharge pipe is provided to extend into a vacuum chamber, thereby realizing continuous feeding, discharging and exhausting, and forming on-line continuous degassing.
The patent of complaint can be convenient the online continuous degasification of realization, nevertheless to the big thick liquids of surface tension exist the degasification time not enough, to taking off the thick liquids after finishing the gas, the phenomenon that produces the bubble once more easily in the orificial striking of discharging pipe is inevitable, finally leads to having certain limitation in thick liquids trade is applied.
Disclosure of Invention
The invention of the utility model aims to: to the problem that above-mentioned exists, provide a vacuum screw rod scraper formula continuous defoaming machine, the utility model discloses the deaeration treatment effeciency is high, and the continuity deaeration is effectual.
The utility model adopts the technical scheme as follows:
a vacuum screw scraper type continuous defoaming machine comprises a horizontally arranged cylindrical separation tank, wherein the separation tank is provided with a feeding pipe, a vacuum pipe and a discharge port;
the main shaft is arranged in the separating tank and is coaxial with the separating tank, and the motor at the end part of the separating tank drives the main shaft to rotate;
the baffle is arranged in the separation tank and divides the internal space of the separation tank into a defoaming chamber and a finished product chamber, and a discharge groove is arranged on the baffle;
and the spiral umbrella sheet is positioned in the defoaming chamber and fixed on the main shaft, and the tail end of the spiral umbrella sheet is contacted with the baffle.
The utility model discloses in, the spiral umbrella piece is the heliciform and forms the hob together with the main shaft, at first through the vacuum tube with the knockout drum evacuation, the thick liquids passes through the inlet pipe and enters into the deaeration chamber of knockout drum, the motor drives main shaft and spiral umbrella piece and rotates, the spiral umbrella piece that the latter half soaked in the thick liquids is in the rotation, can make the thick liquids form the filmization on its spiral helicine surface, the bubble spills over and breaks in the thick liquids of filmization under vacuum environment, reach the deaeration effect, spiral umbrella piece end rotates the contact with the baffle and forms scraper operating condition, thick liquids are by the terminal surface extrusion of spiral umbrella piece, the thick liquids after the degasification flow to the finished product chamber through row's material groove on the baffle, discharge through the bin outlet. The utility model solves the problems that the high viscosity slurry is difficult to form a film and the air bubbles are difficult to discharge, thereby separating the internal air bubbles smoothly and continuously; the device has the characteristics of high defoaming treatment efficiency, simple structure, low manufacturing cost and good continuous defoaming effect.
Further, the discharge groove is arranged on the upper half part of the baffle plate.
Furthermore, the discharge groove is an arc-shaped groove taking the center of the baffle plate as a circle.
In the above scheme, the arc-shaped groove has a longer material scraping and discharging distance, which is beneficial to discharging the slurry from the defoaming chamber to the finished product chamber.
Further, the discharge chute is provided with a flow guide channel inclined towards the finished product cavity.
In the above scheme, the flow guide channel is arranged to facilitate the slurry to flow to the finished product cavity.
Further, the spiral angle of the spiral umbrella piece is 50-70 degrees.
Furthermore, the spiral umbrella pieces and the inner wall of the separation tank form rotary seal.
In the above scheme, the spiral umbrella pieces are in rotary seal with the inner wall of the separation tank, and slurry can be only conveyed through the spiral umbrella pieces in a thin film mode, so that a good defoaming effect is achieved.
Furthermore, the axial distance between the spiral umbrella piece and the end part of the feeding pipe on the separating tank is larger than the thread pitch of the spiral umbrella piece. It should be noted that the pitch refers to the axial distance between two adjacent spirals on the spiral blade.
Further, the tail end of the spiral umbrella piece is in line contact with the baffle.
In the scheme, the slurry thinned at the tail end of the spiral umbrella piece is discharged to the finished product cavity through the discharge groove by line contact.
Furthermore, a spiral defoaming mesh belt with meshes is arranged on the spiral umbrella blade, and the defoaming mesh belt is positioned between two adjacent spiral blades on the spiral umbrella blade.
In the above scheme, the spiral shape of deaeration guipure matches with the spiral umbrella piece, covers between two adjacent helical blade on the spiral umbrella piece, follows the spiral umbrella piece rotation through setting up the deaeration guipure, and spiral guipure bottom and thick liquids contact when rotating, turns to upper portion afterwards and carries out thick liquids membranization to improve thick liquids membranization area, improve the deaeration effect.
Furthermore, a throttle valve is arranged on the feeding pipe to control the feeding amount of the slurry.
Furthermore, a cold and heat medium circulation cavity is arranged on the outer surface of the separation tank, a cold and heat medium inlet or a cold and heat medium outlet is arranged above the cold and heat medium circulation cavity, and a cold and heat medium outlet or a cold and heat medium inlet is arranged below the cold and heat medium circulation cavity.
In the scheme, the cold and hot medium circulation cavity is arranged to introduce a cold medium or a hot medium to adjust the temperature in the separation tank, so that the separation tank is always in a process temperature interval for slurry deaeration, and deaeration of the slurry is facilitated.
Further, the bin outlet is through arranging material pipe and row material pump intercommunication check valve, check valve intercommunication three-way valve, and three-way valve one end intercommunication sets up the backward flow mouth on the knockout drum, and the three-way valve other end intercommunication discharge gate.
In the scheme, the discharged slurry flows to the three-way valve through the one-way valve, and the slurry flows to the discharge port through the three-way valve to be discharged in a normal state; when the slurry in the separation tank is less or the outside does not need discharging, the slurry flows to the backflow port through the three-way valve and flows back to the separation tank.
Further, a liquid level sensor is arranged on the separation tank.
In the scheme, the liquid level sensor is arranged to obtain the information of the slurry defoamed in the separation tank, and the three-way valve is used for introducing the slurry into the backflow port when the amount is small or the external environment does not need discharging.
Furthermore, the separating tank is fixed on the frame through a supporting leg of the tank body, and a ground leg is arranged below the frame.
The utility model discloses a vacuum screw rod scraper formula defoaming machine in succession, irritate inside being separated for two cavities by the baffle at the separation, the rotation of the spiral umbrella piece in the defoaming left side intracavity causes the thick liquids to carry out the thin membrane separation bubble, later by the finished product chamber on spiral umbrella piece afterbody scraper drainage right side, it is difficult to the film-forming to have solved high viscosity thick liquids, the difficult discharge state of bubble, thereby the work of smooth continuity separation inside bubble can be implemented smoothly, it is high to have the deaeration treatment effeciency, the secondary pollution of material has been avoided, moreover, the steam generator is simple in structure, low in cost, the effectual characteristics of continuity deaeration.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
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
FIGS. 1-5 are schematic diagrams of several embodiments of a debubbling machine;
FIG. 6 is a cross-sectional view at the baffle;
FIG. 7 is a side cross-sectional view of the baffle;
fig. 8 is a schematic view of the debubbling belt.
The labels in the figure are: 1-separation tank, 2-motor, 3-baffle, 4-cooling and heating medium circulation cavity, 5-discharge pipe, 6-frame, 7-slurry, 8-defoaming mesh belt, 11-feed pipe, 12-vacuum pipe, 13-discharge port, 14-finished product cavity, 15-defoaming cavity, 16-throttle valve, 17-return port, 18-liquid level sensor, 19-tank body support leg, 21-main shaft, 22-spiral umbrella piece, 31-discharge groove, 32-guide channel, 41-cooling and heating medium outlet, 42-cooling and heating medium inlet, 51-discharge pump, 52-one-way valve, 53-three-way valve, 54-discharge port, 61-ground leg and 81-mesh.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
As shown in fig. 1, the vacuum screw scraper type continuous defoaming machine of the embodiment comprises a horizontally arranged cylindrical separation tank 1, wherein the separation tank 1 is provided with a feeding pipe 11, a vacuum pipe 12 and a discharge port 13; a motor 2 at the end part of the separation tank 1 drives a main shaft 21 which is coaxial with the separation tank 1 in the separation tank 1 to rotate; a baffle 3 arranged in the separation tank 1 divides the internal space of the separation tank 1 into a defoaming chamber 15 and a finished product chamber 14, and a discharge groove 31 is arranged on the baffle 3 to communicate the defoaming chamber 15 with the finished product chamber 14; the spiral umbrella sheet 22 positioned in the defoaming chamber 15 is fixed on the main shaft 21, the spiral umbrella sheet 22 forms rotary seal with the inner wall of the separation tank 1 under the driving of the motor 2, and the tail end of the spiral umbrella sheet 22 is contacted with the baffle 3 to form a scraper working state.
In this embodiment, the spiral umbrella pieces 22 form a spiral rod together with the main shaft 21, the separation tank 1 is first vacuumized through the vacuum tube 12, the slurry 7 enters the defoaming chamber 15 of the separation tank 1 through the feeding tube 11, the motor 2 drives the main shaft 21 and the spiral umbrella pieces 22 to rotate, the spiral umbrella pieces 22 immersed in the slurry 7 at the lower half part can thin the slurry 7 on the spiral surface thereof while rotating, bubbles in the thinned slurry 7 overflow and break under a vacuum environment to achieve a defoaming effect, the slurry 7 is conveyed along with the rotation of the spiral umbrella pieces 22, the tail end of the spiral umbrella pieces 22 rotates and contacts with the baffle plate 3 to form a scraper working state, and the slurry 7 is extruded at the tail end of the spiral umbrella pieces 22 and flows into the finished product chamber 14 through the discharge groove 31 to be discharged through the discharge port 13.
Example 2
As shown in fig. 2 and 8, in this embodiment, as a further optimization of embodiment 1, a spiral deaeration mesh belt 8 with mesh holes 81 is arranged on a spiral umbrella piece 22, the deaeration mesh belt 8 is positioned between two adjacent spiral blades on the spiral umbrella piece 22, the spiral shape of the deaeration mesh belt 8 matches with the spiral umbrella piece 22, and covers between two adjacent spiral blades on the spiral umbrella piece 22, and the deaeration mesh belt 8 is arranged to rotate along with the spiral umbrella piece 22, so that the bottom of the spiral mesh belt 8 contacts with the slurry 7 during rotation, and then the slurry is turned to the upper part to be subjected to slurry thinning, thereby increasing the slurry thinning area and improving the deaeration effect.
Example 3
As shown in fig. 3, in this embodiment, as a further optimization of embodiment 1, a cooling and heating medium circulation chamber 4 is disposed on an outer surface of the separation tank 1, a cooling and heating medium inlet 42 or a cooling and heating medium outlet 41 is disposed above the cooling and heating medium circulation chamber 4, and a cooling and heating medium outlet 41 or a cooling and heating medium inlet 42 is disposed below the cooling and heating medium circulation chamber 4, so that a cooling medium or a heating medium can be introduced to adjust a temperature in the separation tank 1, so that the separation tank 1 is always in a process temperature interval for deaerating the slurry 7, and further, deaeration of the slurry 7 is facilitated.
Example 4
As shown in fig. 4, in this embodiment, as a further optimization of embodiment 1, a cooling and heating medium circulation chamber 4 is disposed on an outer surface of the separation tank 1, a cooling and heating medium inlet 42 or a cooling and heating medium outlet 41 is disposed above the cooling and heating medium circulation chamber 4, and a cooling and heating medium outlet 41 or a cooling and heating medium inlet 42 is disposed below the cooling and heating medium circulation chamber 4, so that a cooling medium or a heating medium can be introduced to adjust a temperature in the separation tank 1, so that the separation tank 1 is always in a process temperature interval for de-bubbling the slurry 7, and the de-bubbling of the slurry 7 is facilitated;
the discharge port 13 is communicated with a one-way valve 52 through a discharge pipe 5 and a discharge pump 51, the one-way valve 52 is communicated with a three-way valve 53, one end of the three-way valve 53 is communicated with a return port 17 arranged on the separation tank 1, the other end of the three-way valve 53 is communicated with a discharge port 54, the discharged slurry 7 flows to the three-way valve 53 through the one-way 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 the amount of the slurry 7 in the separation tank 1 is small or when the discharge from the outside is unnecessary, the slurry 7 flows back into the separation tank 1 through the three-way valve 53 to the return port 17.
Example 5
As shown in fig. 5, in the present embodiment, based on the above-mentioned embodiment, the separation tank 1 is fixed on the frame 6 by the tank body support leg 19, and the ground leg 61 is arranged below the frame 6.
As an alternative to the above described embodiment, in other embodiments the spiral umbrella blade 22 is not sealed to the inner wall of the separation tank 1.
As an alternative to the above embodiment, in other embodiments, the discharge chute 31 is provided in the upper half of the baffle 3.
As an alternative to the above-described embodiment, as shown in fig. 6, in other embodiments, discharge chute 31 is an arc-shaped chute with a circular center of baffle 3, and the arc-shaped chute has a longer scraping and discharging distance, which is beneficial for discharging slurry 7 from deaeration chamber 15 to product chamber 14.
As an alternative to the above described embodiment, as shown in fig. 7, in other embodiments the discharge chute 31 is provided with a flow guide 32 inclined towards the product chamber 14 to facilitate the flow of the slurry 7 to the product chamber 14.
As an alternative to the above embodiments, in other embodiments the helical angle of the helical blades 22 is 50-70.
As an alternative to the above embodiment, in other embodiments the distance of the spiral blades 22 from the axis of the end of the feed pipe 11 on the separation tank 1 is greater than the pitch of the spiral blades 22.
As an alternative to the above embodiment, in other embodiments, the end of the spiral umbrella piece 22 is in line contact with the baffle 3, and the slurry 7 thinned at the end of the spiral umbrella piece 22 is discharged to the finished product chamber 14 through the discharge chute 31.
As an alternative to the above described embodiment, in other embodiments a throttle valve 16 is provided on the feed pipe 11 to control the feed rate of the slurry 7.
As an alternative to the above embodiment, in another embodiment, the separation tank 1 is provided with the liquid level sensor 18, information of the slurry 7 deaerated in the separation tank 1 can be obtained, and when the amount is small or the external environment does not need to discharge the slurry, the three-way valve 53 introduces the slurry 7 into the return port 17.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a vacuum screw scraper formula takes off bubble machine in succession which characterized in that: the device comprises a horizontally arranged cylindrical separation tank (1), wherein the separation tank (1) is provided with a feeding pipe (11), a vacuum pipe (12) and a discharge port (13);
a main shaft (21) which is arranged in the separation tank (1) and is coaxial with the separation tank (1), and a motor (2) at the end part of the separation tank (1) drives the main shaft (21) to rotate;
the separation tank comprises a baffle (3) which is arranged in a separation tank (1) and divides the internal space of the separation tank (1) into a defoaming chamber (15) and a finished product chamber (14), and a discharge groove (31) is arranged on the baffle (3); and the spiral umbrella piece (22) is positioned in the defoaming chamber (15) and is fixed on the main shaft (21), and the tail end of the spiral umbrella piece (22) is contacted with the baffle (3).
2. The vacuum screw scraper-type continuous defoaming machine as claimed in claim 1, wherein: the discharge groove (31) is arranged on the upper half part of the baffle (3).
3. The vacuum screw scraper-type continuous defoaming machine as claimed in claim 1, wherein: the discharge groove (31) is an arc-shaped groove taking the center of the baffle (3) as a circle.
4. The vacuum screw scraper-type continuous defoaming machine as claimed in claim 1, wherein: the discharge groove (31) is provided with a flow guide channel (32) which is inclined towards the finished product cavity (14).
5. The vacuum screw scraper-type continuous defoaming machine as claimed in claim 1, wherein: the spiral umbrella piece (22) and the inner wall of the separation tank (1) form rotary seal.
6. The vacuum screw scraper-type continuous defoaming machine as claimed in claim 5, wherein: the axial distance between the spiral umbrella piece (22) and the end part of the feeding pipe (11) on the separating tank (1) is larger than the thread pitch of the spiral umbrella piece (22).
7. The vacuum screw scraper-type continuous defoaming machine as claimed in claim 1, wherein: the tail end of the spiral umbrella piece (22) is in line contact with the baffle (3).
8. The vacuum screw scraper-type continuous defoaming machine as claimed in claim 1, wherein: the spiral umbrella piece (22) is provided with a spiral defoaming mesh belt (8) with meshes (81), and the defoaming mesh belt (8) is positioned between two adjacent spiral blades on the spiral umbrella piece (22).
9. The vacuum screw scraper-type continuous defoaming machine as claimed in claim 1, wherein: the outer surface of the separating 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 a cooling and heating medium outlet (41) or a cooling and heating medium inlet (42) is arranged below the cooling and heating medium circulation cavity (4).
10. The vacuum screw scraper-type continuous defoaming machine as claimed in claim 1, wherein: discharge gate (13) are through arranging material pipe (5) and arrange material pump (51) intercommunication check valve (52), check valve (52) intercommunication three-way valve (53), and three-way valve (53) one end intercommunication sets up return opening (17) on knockout drum (1), and three-way valve (53) other end intercommunication discharge gate (54).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120133525.8U CN214512871U (en) | 2021-01-19 | 2021-01-19 | Vacuum screw scraper type continuous defoaming machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120133525.8U CN214512871U (en) | 2021-01-19 | 2021-01-19 | Vacuum screw scraper type continuous defoaming machine |
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| CN214512871U true CN214512871U (en) | 2021-10-29 |
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| CN202120133525.8U Active CN214512871U (en) | 2021-01-19 | 2021-01-19 | Vacuum screw scraper type continuous defoaming machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112791448A (en) * | 2021-01-19 | 2021-05-14 | 绵阳世诺科技有限公司 | Vacuum screw scraper type continuous defoaming machine |
| CN115228147A (en) * | 2022-08-09 | 2022-10-25 | 绵阳世诺科技有限公司 | Non-vacuum planetary continuous defoaming machine |
| CN112791448B (en) * | 2021-01-19 | 2024-06-28 | 绵阳世诺科技有限公司 | Vacuum screw scraper type continuous deaeration machine |
-
2021
- 2021-01-19 CN CN202120133525.8U patent/CN214512871U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112791448A (en) * | 2021-01-19 | 2021-05-14 | 绵阳世诺科技有限公司 | Vacuum screw scraper type continuous defoaming machine |
| CN112791448B (en) * | 2021-01-19 | 2024-06-28 | 绵阳世诺科技有限公司 | Vacuum screw scraper type continuous deaeration machine |
| CN115228147A (en) * | 2022-08-09 | 2022-10-25 | 绵阳世诺科技有限公司 | Non-vacuum planetary continuous defoaming machine |
| CN115228147B (en) * | 2022-08-09 | 2023-08-11 | 绵阳世诺科技有限公司 | Non-vacuum planetary continuous deaeration machine |
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