CN115228147B - Non-vacuum planetary continuous deaeration machine - Google Patents
Non-vacuum planetary continuous deaeration machine Download PDFInfo
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- CN115228147B CN115228147B CN202210952491.4A CN202210952491A CN115228147B CN 115228147 B CN115228147 B CN 115228147B CN 202210952491 A CN202210952491 A CN 202210952491A CN 115228147 B CN115228147 B CN 115228147B
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/0005—Degasification of liquids with one or more auxiliary substances
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/70—Pre-treatment of the materials to be mixed
- B01F23/703—Degassing or de-aerating materials; Replacing one gas within the materials by another gas
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/80—After-treatment of the mixture
- B01F23/803—Venting, degassing or ventilating of gases, fumes or toxic vapours from the mixture
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Abstract
The application discloses a non-vacuum planetary continuous deaeration machine, which aims to solve the problem that the deaeration time is insufficient when the existing continuous deaeration device is adopted for processing slurry with high surface tension. The device comprises a frame, a reactor, a separation disc assembly, a feeding pipe, a driving unit, an automatic discharging unit, an adjusting unit, a conveying unit and a control system; the reactor is arranged on the rack, and the rack reactor can provide support for the reaction of the reactor materials; the separating disc assembly comprises a turntable upper plate, a turntable side wall and a turntable bottom plate, wherein the turntable side wall is cylindrical with two ends open, and the turntable bottom plate, the turntable side wall and the turntable upper plate are sequentially connected from bottom to top to form the separating disc assembly. According to the application, the variable-volume screw capable of adjusting the speed is arranged, so that the material can be discharged under pressure, and the material can be effectively prevented from blocking the discharge pipe. Meanwhile, the improved structure reduces the complexity of the system and ensures the reliability of the structure.
Description
Technical Field
The application relates to the field of stirring and defoaming equipment, in particular to the field of non-vacuum continuous defoaming, and particularly relates to a non-vacuum planetary continuous defoaming machine which is particularly suitable for defoaming treatment of high-viscosity materials.
Background
At present, in the fields of 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 treatment of internal bubbles so as to be finally canned or applied to subsequent production. The defoaming treatment at the present stage adopts a stirring paddle operation mode of a static sealing tank and a motor drive, 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 CN206424637U discloses a continuous vacuum deaerator, which comprises an outer cylinder umbrella-shaped design, an opening and closing mechanism of an outer cylinder cover, an observation hole is arranged at the front end of the outer cylinder cover, a motor is fixed at the center of the outer cylinder cover through a connecting flange, a feed inlet is arranged beside the motor, a differential pressure type liquid level sensor is arranged at the side surface of the bottom of the outer cylinder, and a rotary drum adopts a combined structure. When the slurry with extremely high viscosity is defoamed, the structure can form blockage and lose functions, so that the defoamation efficiency is low.
Chinese patent CN103182200a discloses an on-line continuous degasser which realizes continuous feeding, discharging and degassing by providing a feed pipe and a discharge pipe extending into a discrete tank, and a gas phase discharge pipe extending into a vacuum chamber, forming on-line continuous degasification.
The scheme can conveniently realize on-line continuous degassing. However, the above solution has the disadvantage of insufficient degassing time for slurries with high surface tension; meanwhile, for the slurry after the degassing, the phenomenon that bubbles are easily generated again due to the impact of the orifice of the discharging pipe cannot be avoided, and finally, the scheme has certain limitation in the application of the slurry industry.
For this reason, a new device is urgently needed to solve the above-mentioned problems.
Disclosure of Invention
The application aims at: aiming at the defect of insufficient degassing time when the existing continuous degassing device is adopted to treat slurry with large surface tension, the non-vacuum planetary continuous degassing machine is provided. The application can effectively solve the problems, and has the advantages of simple structure, high defoaming treatment efficiency and good continuous defoaming effect.
In order to achieve the above purpose, the present application adopts the following technical scheme:
the non-vacuum planetary continuous deaeration machine comprises a frame, a reactor, a separation disc assembly, a feed pipe, a driving unit, an automatic discharging unit, an adjusting unit, a conveying unit and a control system;
the reactor is arranged on the rack, and the rack reactor can provide support for the reaction of the reactor materials;
the separation disc assembly comprises a turntable upper plate, a turntable side wall and a turntable bottom plate, wherein the turntable side wall is in a cylinder shape with openings at two ends, the turntable bottom plate, the turntable side wall and the turntable upper plate are sequentially connected from bottom to top to form the separation disc assembly, the separation disc assembly is arranged in the reactor, and the turntable upper plate is provided with vent holes;
the feeding pipe is communicated with the separation disc assembly, and materials can enter the separation disc assembly through the feeding pipe;
the driving unit comprises a main shaft seat, a driving main shaft, a driven belt pulley, a first driving device, a driving belt pulley and a flexible transmission part, wherein the main shaft seat is arranged on the bottom wall of the reactor, the driving main shaft is arranged on the main shaft seat and can rotate relative to the main shaft seat, and the driving main shaft penetrates through the bottom wall of the reactor;
the driven belt wheel is arranged at the lower end of the driving main shaft, the first driving device is connected with the frame, the frame can provide support for the first driving device, the driving belt wheel is arranged on an output shaft of the first driving device, the driving belt wheel is connected with the driven belt wheel through a flexible transmission piece, and the first driving device can drive the driving main shaft to rotate relative to the main shaft seat through the driving belt wheel, the flexible transmission piece and the driven belt wheel in sequence;
the automatic discharging unit comprises a screw cavity, a variable-volume screw, a driven gear, a screw back seat, a screw cavity outer sealing element, a screw cavity inner sealing element and a discharging connecting pipe, wherein the screw cavity is arranged below a turntable bottom plate, the screw cavity is connected with the turntable bottom plate into a whole, the screw cavity and the separating plate assembly can synchronously rotate, and the driving main shaft is connected with the screw cavity and can drive the screw cavity to synchronously rotate;
the variable-volume screw is arranged in the cavity of the screw cavity, the driven gear is arranged at one end, close to the center of the turntable bottom plate, in the variable-volume screw, and is fixedly connected with the variable-volume screw, the screw back seat is arranged at one end, far away from the center of the turntable bottom plate, in the variable-volume screw, and the variable-volume screw can rotate relative to the screw cavity through the screw back seat;
the screw cavity outer side sealing element and the screw cavity inner side sealing element are respectively arranged in the screw cavity, the screw cavity outer side sealing element is arranged at one end, close to the screw rear seat, of the screw cavity, the screw cavity inner side sealing element is arranged at one end, close to the driven gear, of the screw cavity, and a second space is formed by the space among the screw cavity outer side sealing element, the screw cavity inner side sealing element and the screw cavity;
the volume formed between the variable-volume screw and the inner wall of the screw cavity is gradually increased along the direction from one end of the variable-volume screw, which is close to the driven gear, to one end of the variable-volume screw, which is close to the screw back seat; the extrusion force of the variable-volume screw on the material is gradually reduced along the direction from one end of the variable-volume screw, which is close to the driven gear, to one end of the variable-volume screw, which is close to the screw back seat;
the turntable bottom plate is provided with a second through hole, the second through hole is positioned at the outer edge of the turntable bottom plate, and materials in the separation disc assembly can approach the outer edge of the turntable bottom plate under the action of centrifugal force and can be discharged into a second space through the second through hole;
the bottom wall of the screw cavity is provided with a third through hole, the third through hole is positioned at one side of the second space, which is close to the inner side sealing element of the screw cavity, the second through hole is positioned at one side of the second space, which is close to the outer side sealing element of the screw cavity, and materials entering the second space can be conveyed along the direction from the screw back seat to the driven gear through the variable-volume screw and discharged through the third through hole;
the adjusting unit comprises a second fixing seat, a second driving device, a driving gear, a coupling and a driving auxiliary shaft, wherein the second fixing seat is connected with the rack, the rack can provide support for the second fixing seat, and the second driving device is connected with the second fixing seat, and the second fixing seat can provide support for the second driving device;
a first through hole penetrating the axial direction of the driving main shaft is formed in the driving main shaft, and the driving auxiliary shaft penetrates through the first through hole in the driving main shaft; an annular gap exists between the drive auxiliary shaft and the drive main shaft along the axial direction of the drive main shaft, and the annular gap is recorded as a first gap;
the driving gear is arranged at the working end of the driving auxiliary shaft, the driving gear is meshed with the driven gear, the second driving device is connected with the driving auxiliary shaft through a coupling, and the second driving device can adjust the rotation of the variable-volume screw rod through the coupling, the driving auxiliary shaft, the driving gear and the driven gear in sequence;
one end of the discharging connecting pipe is communicated with the third through hole, the other end of the discharging connecting pipe is communicated with the first gap, and materials discharged from the third through hole can enter the first gap through the discharging connecting pipe;
the conveying unit comprises a secondary shaft upper sealing piece, a secondary shaft lower sealing piece, a primary shaft upper sealing piece, a primary shaft lower sealing piece and a material discharge pipe, a fourth through hole is formed in the side wall of the driving primary shaft, a fifth through hole communicated with the fourth through hole is formed in the primary shaft seat, and the fourth through hole and the fifth through hole are sequentially communicated;
the auxiliary shaft upper sealing element and the auxiliary shaft lower sealing element are respectively arranged on the driving auxiliary shaft, the joint of the third through hole and the discharging connecting pipe is marked as a first joint, the horizontal plane of the auxiliary shaft upper sealing element is positioned above the horizontal plane of the first joint, the horizontal plane of the auxiliary shaft lower sealing element is positioned below the horizontal plane of the fourth through hole, and a second conveying channel is formed among the auxiliary shaft upper sealing element, the auxiliary shaft lower sealing element and the first gap;
the main shaft upper sealing element and the main shaft lower sealing element are respectively sleeved on the driving main shaft, the horizontal plane of the main shaft upper sealing element is positioned above the horizontal plane of the fifth through hole, the horizontal plane of the main shaft lower sealing element is positioned below the horizontal plane of the fifth through hole, and the main shaft upper sealing element and the main shaft lower sealing element can enable a third conveying channel between the fourth through hole and the fifth through hole;
the material discharge pipe is communicated with a fifth through hole on the spindle seat, and the material discharged by the third through hole is discharged through the material discharge pipe after sequentially passing through the second conveying channel and the third conveying channel;
the first driving device and the second driving device are respectively connected with the control system.
The first driving device is a motor.
The central axis of the output shaft of the first driving device is parallel to the central axis of the driving main shaft.
The second driving device is one of a motor and a braking device.
The vent hole is positioned at the center of the upper plate of the turntable.
The turntable upper plate and the turntable bottom plate are respectively disc-shaped.
The turntable upper plate is arranged on an upper end opening of the turntable side wall, and the turntable bottom plate is arranged on a lower end opening of the turntable side wall.
The annular gap between the driving main shaft and the main shaft seat is in a circular tube shape.
The feed tube passes through the turntable upper plate and communicates with the interior of the separation disc assembly.
The reactor, the first driving device and the second fixing seat are respectively arranged on the bedplate, and the bedplate can respectively provide support for the reactor, the first driving device and the second fixing seat.
The flexible transmission piece is a V-shaped belt.
The discharging connecting pipe is L-shaped or C-shaped.
And a valve is arranged on the material discharge pipe.
The screw cavity is strip-shaped;
the volume-variable screw rods and the driven gears are two, and the volume-variable screw rods are symmetrically arranged relative to the center of the turntable bottom plate.
The variable-volume screw is a variable-diameter screw or a variable-pitch screw.
The machine also comprises a machine foot arranged below the machine frame.
In the non-vacuum planetary continuous deaeration machine, the variable-volume screw rod with adjustable speed is arranged, so that materials can be discharged under pressure, and the materials can be effectively prevented from blocking the discharge pipe. Meanwhile, the improved structure reduces the complexity of the system and ensures the reliability of the structure.
In summary, the application provides a non-vacuum planetary continuous deaeration machine, which continuously feeds to a separation disc assembly rotating at a high speed through a feed pipe, the separation disc assembly extrudes bubbles in the materials, the bubbles are discharged through a hole in the center of a turntable upper plate, and the processed materials are continuously discharged from a discharge hole through a variable-volume screw with adjustable speed under pressure. The continuous deaeration machine can effectively control the discharging pressure, avoid the blockage of the discharging pipe by materials, reduce the complexity of the system and ensure the reliability of the structure. The continuous deaerator has the advantages of good deaeration effect and high deaeration treatment efficiency, and can be applied to continuous deaeration of materials with extremely high viscosity and difficult fluidity.
Drawings
FIG. 1 is a schematic diagram of a non-vacuum planetary continuous deaeration machine in example 1.
The marks in the figure: 1. the device comprises a turntable upper plate, 2, a turntable side wall, 3, a turntable bottom plate, 4, a screw rear seat, 5, a variable-volume screw, 6, a screw cavity, 7, a driven gear, 8, a driving gear, 9, a discharge connecting pipe, 10, a driving main shaft, 11, a driving auxiliary shaft, 12, an auxiliary shaft upper sealing piece, 13, a main shaft seat, 14, a main shaft upper sealing piece, 15, an auxiliary shaft lower sealing piece, 16, a main shaft lower sealing piece, 17, a material discharging pipe, 18, a flexible connecting piece, 19, a driven belt pulley, 20, a coupling, 21, a second fixing seat, 22, a second driving device, 23, a driving belt pulley, 24, a first driving device, 25, a frame, 26, a machine leg, 27, a platen, 28, a feeding pipe, 29, a reactor, 30, a screw cavity outer sealing piece, 31 and a screw cavity inner sealing piece.
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, the present embodiment provides a non-vacuum planetary continuous deaeration machine, which comprises a frame, a reactor, a separation disc assembly, a feed pipe, a driving unit, an automatic discharging unit, an adjusting unit, a conveying unit and a control system. As shown, the reactor is disposed on a rack.
In this embodiment, the separation disc assembly is located within the reactor. The separating disc assembly comprises a turntable upper plate, a turntable side wall and a turntable bottom plate, wherein the turntable side wall is in a cylinder shape with two open ends, the turntable bottom plate, the turntable side wall and the turntable upper plate are sequentially connected from bottom to top (namely, the turntable upper plate is arranged on the upper end opening of the turntable side wall, and the turntable bottom plate is arranged on the lower end opening of the turntable side wall), and the separating disc assembly is formed. Further, the turntable upper plate and the turntable bottom plate are respectively disc-shaped, and the formed separation disc assembly is cylindrical. The separation disc assembly is arranged in the reactor, and a vent hole is arranged in the center of the upper plate of the turntable. As shown in fig. 1, the feed tube communicates with the separator plate assembly and material can enter the separator plate assembly through the feed tube. Preferably, the separation disc assembly is arranged vertically, and the feeding pipe is arranged right above the center of the separation disc assembly.
In this embodiment, the driving unit includes a spindle base, a driving spindle, a driven pulley, a first driving device, a driving pulley, and a flexible transmission member. The spindle seat is arranged on the bottom wall of the reactor; the driving main shaft is arranged on the main shaft seat and can rotate relative to the main shaft seat; the spindle is driven through the bottom wall of the reactor. Meanwhile, the driven belt pulley is arranged at the lower end of the driving main shaft and is fixedly connected with the driving main shaft. The first driving device is connected with the frame, the driving belt wheel is arranged on an output shaft of the first driving device, and the driving belt wheel is connected with the driven belt wheel through a flexible transmission piece. By adopting the structure, the first driving device can drive the driving main shaft to rotate relative to the main shaft seat through the driving belt pulley, the flexible transmission piece and the driven belt pulley in sequence. Preferably, the first driving device of the present embodiment is a motor, and the flexible transmission member is a V-belt. Further, the central axis of the output shaft of the first drive device is parallel to the central axis of the drive spindle.
In this embodiment, automatic discharging unit includes screw rod chamber, variable volume screw rod, driven gear, screw rod backseat, screw rod chamber outside sealing member, screw rod chamber inboard sealing member, ejection of compact connecting pipe. The screw cavity is arranged below the turntable bottom plate; the screw cavity is connected with the turntable bottom plate into a whole, and the screw cavity and the separation plate assembly can synchronously rotate; the driving main shaft is connected with the screw cavity, and can drive the screw cavity to synchronously rotate.
In this embodiment, the variable-volume screw is disposed in the cavity of the screw cavity. The driven gear is arranged at one end of the variable-volume screw rod, which is close to the center of the turntable bottom plate, and is fixedly connected with the variable-volume screw rod. The screw rod backseat is arranged at one end of the variable-volume screw rod, which is far away from the center of the turntable bottom plate, and the variable-volume screw rod can rotate relative to the screw rod cavity through the screw rod backseat.
In this embodiment, the outside seal of the screw cavity and the inside seal of the screw cavity are respectively disposed in the screw cavity, the outside seal of the screw cavity is disposed at one end of the screw cavity near the rear seat of the screw, and the inside seal of the screw cavity is disposed at one end of the screw cavity near the driven gear. In the structure, a second space is formed by the space among the outer side sealing element of the screw cavity, the inner side sealing element of the screw cavity and the screw cavity; if the outside sealing element of the screw cavity and the inside sealing element of the screw cavity are not arranged, the material can move towards the two ends of the variable-volume screw and deviate from the material conveying track under the extrusion of the variable-volume screw.
Further, the volume formed between the variable-volume screw and the inner wall of the screw cavity gradually increases along the direction from the end of the variable-volume screw, which is close to the driven gear, to the end of the variable-volume screw, which is close to the screw back seat. The extrusion force of the variable-volume screw on the material is gradually reduced along the direction from one end of the variable-volume screw, which is close to the driven gear, to one end of the variable-volume screw, which is close to the screw back seat. The variable-volume screw is a variable-diameter screw or a variable-pitch screw; by adopting the variable-diameter screw rod or the variable-pitch screw rod, the extrusion force of the variable-volume screw rod to the material is gradually reduced along the direction from one end of the variable-volume screw rod, which is close to the driven gear, to one end of the variable-volume screw rod, which is close to the screw rod back seat, thereby being beneficial to automatic discharging of the material. As shown in the figure, the variable-volume screw rod is a variable-diameter screw rod, and the pitch of the variable-diameter screw rod gradually increases from the driving main shaft to the outside.
Meanwhile, a second through hole is formed in the turntable bottom plate and is positioned at the outer edge of the turntable bottom plate. A third through hole is formed in the bottom wall of the screw cavity, the third through hole is located on one side, close to the inner side sealing piece of the screw cavity, of the second space, and the second through hole is located on one side, close to the outer side sealing piece of the screw cavity, of the second space. One end of the discharging connecting pipe is communicated with the third through hole, and the other end of the discharging connecting pipe is communicated with the first through hole in the driving main shaft. In this embodiment, the discharging connecting pipe is an L-shaped connecting pipe.
Further, as shown, the screw cavity is in a strip shape; the variable-volume screw and the driven gear are respectively two and are respectively and symmetrically arranged relative to the center of the turntable bottom plate. In this structure, the driving gear can drive two driven gears simultaneously, and then drives two variable-volume screw rods and rotates in step.
In this embodiment, the adjusting unit includes a second fixing base, a second driving device, a driving gear, a coupling, and a driving auxiliary shaft. The second fixing seat is connected with the frame, and the second driving device is connected with the second fixing seat.
Meanwhile, a first through hole penetrating through the axial direction of the driving main shaft is formed in the driving main shaft, and the driving auxiliary shaft penetrates through the first through hole in the driving main shaft. In the axial direction of the drive main shaft, an annular gap exists between the drive auxiliary shaft and the drive main shaft, and the annular gap is denoted as a first gap.
The driving gear is arranged at the working end of the driving auxiliary shaft, the driving gear is meshed with the driven gear, and the second driving device is connected with the driving auxiliary shaft through the coupler. In one embodiment, the driving gear and the driven gear are engaged by bevel gears. With this structure, the second driving device can adjust the rotation of the variable-volume screw rod sequentially through the coupling, the driving auxiliary shaft, the driving gear and the driven gear.
One end of the discharging connecting pipe is communicated with the third through hole, the other end of the discharging connecting pipe is communicated with the first gap, and materials discharged from the third through hole can enter the first gap through the discharging connecting pipe.
The conveying unit comprises a secondary shaft upper sealing piece, a secondary shaft lower sealing piece, a primary shaft upper sealing piece, a primary shaft lower sealing piece and a material discharging pipe.
The auxiliary shaft upper sealing element and the auxiliary shaft lower sealing element are respectively arranged on the driving auxiliary shaft, the connection position of the third through hole and the discharging connecting pipe is marked as a first connection position, the horizontal plane of the auxiliary shaft upper sealing element is positioned above the horizontal plane of the first connection position, the horizontal plane of the auxiliary shaft lower sealing element is positioned below the horizontal plane of the fourth through hole, and a second conveying channel is formed among the auxiliary shaft upper sealing element, the auxiliary shaft lower sealing element and the first gap.
The side wall of the driving main shaft is provided with a fourth through hole, the main shaft seat is provided with a fifth through hole communicated with the fourth through hole, and the fourth through hole and the fifth through hole are sequentially communicated. The upper sealing element of the main shaft and the lower sealing element of the main shaft are respectively sleeved on the driving main shaft; the horizontal plane of the upper sealing element of the main shaft is positioned above the horizontal plane of the fifth through hole, and the horizontal plane of the lower sealing element of the main shaft is positioned below the horizontal plane of the fifth through hole; by adopting the structure, the sealing piece at the upper part of the main shaft and the sealing piece at the lower part of the main shaft can enable the third conveying channel between the fourth through hole and the fifth through hole, so that materials are prevented from being extruded from the joint of the fourth through hole and the fifth through hole under the action of external force. Simultaneously, the material discharge pipe is communicated with a fifth through hole on the spindle seat, and the material discharged by the third through hole is discharged through the material discharge pipe after sequentially passing through the second conveying channel and the third conveying channel. Further, a valve is arranged on the material discharge pipe.
In this embodiment, the first driving device and the second driving device are respectively connected to the control system. In this embodiment, the second driving device may be a motor or a braking device. When the second driving device adopts a braking device, the second driving device and the driving gear keep a static state relative to the reactor; when the first driving device drives the separating disc assembly to rotate through the driving main shaft, the separating disc assembly drives the variable-volume screw rod to synchronously revolve; at this time, the driven gear rotates relative to the driving gear, so that the variable-volume screw is driven to rotate, and finally the material residence time is changed. When the second driving device adopts a motor, the rotation of the driving gear can be regulated through the motor, and then the rotation speed of the variable-volume screw is regulated through the driven gear, so that the adjustment of the material residence time is realized.
In this structure, the material in the separation disc subassembly can be close to the outward flange of carousel bottom plate under the effect of centrifugal force to in the second space is discharged through the second through-hole. Under the action of the variable-volume screw, the materials entering the second space are conveyed along the direction from the screw back seat to the driven gear through the variable-volume screw and discharged through the third through hole. The material of third through hole is discharged through the material discharge pipe after passing through ejection of compact connecting pipe, second conveying passageway, third in proper order.
Further, in this embodiment, the apparatus further includes a platen, the platen is disposed on the frame, the reactor, the first driving device, and the second fixing base are respectively disposed on the platen, and the platen can respectively provide support for the reactor, the first driving device, and the second fixing base. Preferably, the machine further comprises a machine foot arranged below the machine frame.
In the application, the driving main shaft adopts a hollow main shaft structure, and a screw sealing cavity is formed by a screw cavity outside sealing element, a screw cavity and a screw cavity inside sealing element; the driving main shaft, the auxiliary shaft upper sealing piece, the auxiliary shaft lower sealing piece and the driving auxiliary shaft form a main auxiliary shaft sealing cavity (namely a second channel); the driving main shaft, the main shaft seat, the main shaft upper sealing piece and the main shaft lower sealing piece form a main shaft sealing cavity (namely a third channel); the second through hole on the turntable bottom plate is communicated with the screw rod sealing cavity, the third through hole on the screw rod sealing cavity near the driving main shaft is communicated with the main and auxiliary shaft sealing cavity through the discharging connecting pipe, the main and auxiliary shaft sealing cavity is communicated with the main shaft sealing cavity through the fourth through hole on the driving main shaft, and the main shaft sealing cavity is communicated with the material discharging pipe through the fifth through hole on the main shaft seat.
The working process of the non-vacuum planetary continuous deaeration machine is as follows: the material continuously enters the separating disc assembly through the feeding pipe; the separating disc assembly rotates at a high speed, and after the material is subjected to a great centrifugal extrusion force, bubbles are extruded from the material; the processed material at the inner wall of the separation disc assembly flows into the screw cavity through the second through hole at the bottom plate of the rotary disc, is continuously extruded into the discharge connecting pipe through the variable-volume screw, and then sequentially passes through the second conveying channel and the third conveying channel to be conveyed into the material discharge pipe, so that the continuous defoaming function is finally realized.
The application is not limited to the specific embodiments described above. The application extends to any novel one, or any novel combination, of the features disclosed in this specification, as well as to any novel one, or any novel combination, of the steps of the method or process disclosed.
Claims (10)
1. The non-vacuum planetary continuous deaeration machine is characterized by comprising a frame, a reactor, a separation disc assembly, a feed pipe, a driving unit, an automatic discharging unit, an adjusting unit, a conveying unit and a control system;
the reactor is arranged on the rack, and the rack reactor can provide support for the reaction of the reactor materials;
the separation disc assembly comprises a turntable upper plate, a turntable side wall and a turntable bottom plate, wherein the turntable side wall is in a cylinder shape with openings at two ends, the turntable bottom plate, the turntable side wall and the turntable upper plate are sequentially connected from bottom to top to form the separation disc assembly, the separation disc assembly is arranged in the reactor, and the turntable upper plate is provided with vent holes;
the feeding pipe is communicated with the separation disc assembly, and materials can enter the separation disc assembly through the feeding pipe;
the driving unit comprises a main shaft seat, a driving main shaft, a driven belt pulley, a first driving device, a driving belt pulley and a flexible transmission part, wherein the main shaft seat is arranged on the bottom wall of the reactor, the driving main shaft is arranged on the main shaft seat and can rotate relative to the main shaft seat, and the driving main shaft penetrates through the bottom wall of the reactor;
the driven belt wheel is arranged at the lower end of the driving main shaft, the first driving device is connected with the frame, the frame can provide support for the first driving device, the driving belt wheel is arranged on an output shaft of the first driving device, the driving belt wheel is connected with the driven belt wheel through a flexible transmission piece, and the first driving device can drive the driving main shaft to rotate relative to the main shaft seat through the driving belt wheel, the flexible transmission piece and the driven belt wheel in sequence;
the automatic discharging unit comprises a screw cavity, a variable-volume screw, a driven gear, a screw back seat, a screw cavity outer sealing element, a screw cavity inner sealing element and a discharging connecting pipe, wherein the screw cavity is arranged below a turntable bottom plate, the screw cavity is connected with the turntable bottom plate into a whole, the screw cavity and the separating plate assembly can synchronously rotate, and the driving main shaft is connected with the screw cavity and can drive the screw cavity to synchronously rotate;
the variable-volume screw is arranged in the cavity of the screw cavity, the driven gear is arranged at one end, close to the center of the turntable bottom plate, in the variable-volume screw, and is fixedly connected with the variable-volume screw, the screw back seat is arranged at one end, far away from the center of the turntable bottom plate, in the variable-volume screw, and the variable-volume screw can rotate relative to the screw cavity through the screw back seat;
the screw cavity outer side sealing element and the screw cavity inner side sealing element are respectively arranged in the screw cavity, the screw cavity outer side sealing element is arranged at one end, close to the screw rear seat, of the screw cavity, the screw cavity inner side sealing element is arranged at one end, close to the driven gear, of the screw cavity, and a second space is formed by the space among the screw cavity outer side sealing element, the screw cavity inner side sealing element and the screw cavity;
the volume formed between the variable-volume screw and the inner wall of the screw cavity is gradually increased along the direction from one end of the variable-volume screw, which is close to the driven gear, to one end of the variable-volume screw, which is close to the screw back seat; the extrusion force of the variable-volume screw on the material is gradually reduced along the direction from one end of the variable-volume screw, which is close to the driven gear, to one end of the variable-volume screw, which is close to the screw back seat;
the turntable bottom plate is provided with a second through hole, the second through hole is positioned at the outer edge of the turntable bottom plate, and materials in the separation disc assembly can approach the outer edge of the turntable bottom plate under the action of centrifugal force and can be discharged into a second space through the second through hole;
the bottom wall of the screw cavity is provided with a third through hole, the third through hole is positioned at one side of the second space, which is close to the inner side sealing element of the screw cavity, the second through hole is positioned at one side of the second space, which is close to the outer side sealing element of the screw cavity, and materials entering the second space can be conveyed along the direction from the screw back seat to the driven gear through the variable-volume screw and discharged through the third through hole;
the adjusting unit comprises a second fixing seat, a second driving device, a driving gear, a coupling and a driving auxiliary shaft, wherein the second fixing seat is connected with the rack, the rack can provide support for the second fixing seat, and the second driving device is connected with the second fixing seat, and the second fixing seat can provide support for the second driving device;
a first through hole penetrating the axial direction of the driving main shaft is formed in the driving main shaft, and the driving auxiliary shaft penetrates through the first through hole in the driving main shaft; an annular gap exists between the drive auxiliary shaft and the drive main shaft along the axial direction of the drive main shaft, and the annular gap is recorded as a first gap;
the driving gear is arranged at the working end of the driving auxiliary shaft, the driving gear is meshed with the driven gear, the second driving device is connected with the driving auxiliary shaft through a coupling, and the second driving device can adjust the rotation of the variable-volume screw rod through the coupling, the driving auxiliary shaft, the driving gear and the driven gear in sequence;
one end of the discharging connecting pipe is communicated with the third through hole, the other end of the discharging connecting pipe is communicated with the first gap, and materials discharged from the third through hole can enter the first gap through the discharging connecting pipe;
the conveying unit comprises a secondary shaft upper sealing piece, a secondary shaft lower sealing piece, a primary shaft upper sealing piece, a primary shaft lower sealing piece and a material discharge pipe, a fourth through hole is formed in the side wall of the driving primary shaft, a fifth through hole communicated with the fourth through hole is formed in the primary shaft seat, and the fourth through hole and the fifth through hole are sequentially communicated;
the auxiliary shaft upper sealing element and the auxiliary shaft lower sealing element are respectively arranged on the driving auxiliary shaft, the joint of the third through hole and the discharging connecting pipe is marked as a first joint, the horizontal plane of the auxiliary shaft upper sealing element is positioned above the horizontal plane of the first joint, the horizontal plane of the auxiliary shaft lower sealing element is positioned below the horizontal plane of the fourth through hole, and a second conveying channel is formed among the auxiliary shaft upper sealing element, the auxiliary shaft lower sealing element and the first gap;
the main shaft upper sealing element and the main shaft lower sealing element are respectively sleeved on the driving main shaft, the horizontal plane of the main shaft upper sealing element is positioned above the horizontal plane of the fifth through hole, the horizontal plane of the main shaft lower sealing element is positioned below the horizontal plane of the fifth through hole, and the main shaft upper sealing element and the main shaft lower sealing element can enable a third conveying channel between the fourth through hole and the fifth through hole;
the material discharge pipe is communicated with a fifth through hole on the spindle seat, and the material discharged by the third through hole is discharged through the material discharge pipe after sequentially passing through the second conveying channel and the third conveying channel;
the first driving device and the second driving device are respectively connected with the control system.
2. The non-vacuum planetary continuous deaeration machine of claim 1, wherein the first drive means is a motor.
3. The non-vacuum planetary continuous deaeration machine of claim 2, wherein the central axis of the first drive means output shaft is parallel to the central axis of the drive spindle.
4. A non-vacuum planetary continuous deaeration machine according to any one of claims 1-3, characterized in that the second driving means is one of a motor or a braking means.
5. The non-vacuum planetary continuous deaeration machine according to claim 1, wherein the turntable upper plate and the turntable bottom plate are respectively disc-shaped.
6. The non-vacuum planetary continuous deaeration machine according to claim 1, characterized in that the annular gap between the drive spindle and the spindle base is circular tube-shaped.
7. The non-vacuum planetary continuous deaeration machine of claim 1, further comprising a platen disposed on the frame and the frame is configured to provide support for the platen, wherein the reactor, the first drive, and the second mount are each disposed on the platen and the platen is configured to provide support for the reactor, the first drive, and the second mount, respectively.
8. The non-vacuum planetary continuous deaeration machine of claim 1, wherein a valve is provided on the material discharge pipe.
9. The non-vacuum planetary continuous deaeration machine according to any one of claims 1-8, characterized in that the screw cavity is strip-shaped;
the volume-variable screw rods and the driven gears are two, and the volume-variable screw rods are symmetrically arranged relative to the center of the turntable bottom plate.
10. The non-vacuum planetary continuous deaeration machine of claim 9, wherein the variable-volume screw is a variable-diameter screw or a variable-pitch screw.
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| CN202210952491.4A CN115228147B (en) | 2022-08-09 | 2022-08-09 | Non-vacuum planetary continuous deaeration machine |
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| CN202210952491.4A CN115228147B (en) | 2022-08-09 | 2022-08-09 | Non-vacuum planetary continuous deaeration machine |
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| CN115228147B true CN115228147B (en) | 2023-08-11 |
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|---|---|---|---|---|
| US4108618A (en) * | 1977-02-23 | 1978-08-22 | Freezing Equipment Sales, Inc. | Anti-foam chamber for screw compressor oil separator |
| WO1996012596A1 (en) * | 1994-10-20 | 1996-05-02 | Wilhelm Hedrich Vakuumanlagen Gmbh & Co. Kg | Process for continuous mixing and degassing of castable fluid media, especially cast resin components and, optionally, filler |
| CN103691162A (en) * | 2013-12-31 | 2014-04-02 | 绵阳世诺科技有限公司 | Continuous centrifugal bubble separation device |
| CN214512871U (en) * | 2021-01-19 | 2021-10-29 | 绵阳世诺科技有限公司 | Vacuum screw scraper type continuous defoaming machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060007781A1 (en) * | 2004-07-06 | 2006-01-12 | William Martin | Formula mixing appliance |
-
2022
- 2022-08-09 CN CN202210952491.4A patent/CN115228147B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4108618A (en) * | 1977-02-23 | 1978-08-22 | Freezing Equipment Sales, Inc. | Anti-foam chamber for screw compressor oil separator |
| WO1996012596A1 (en) * | 1994-10-20 | 1996-05-02 | Wilhelm Hedrich Vakuumanlagen Gmbh & Co. Kg | Process for continuous mixing and degassing of castable fluid media, especially cast resin components and, optionally, filler |
| CN103691162A (en) * | 2013-12-31 | 2014-04-02 | 绵阳世诺科技有限公司 | Continuous centrifugal bubble separation device |
| CN214512871U (en) * | 2021-01-19 | 2021-10-29 | 绵阳世诺科技有限公司 | Vacuum screw scraper type continuous defoaming machine |
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