CN114307726B

CN114307726B - Magnetic drive type stirring device with mute stable structure

Info

Publication number: CN114307726B
Application number: CN202210007375.5A
Authority: CN
Inventors: 林洪壮; 郭迎坤
Original assignee: Zhuhai Sanjing Technology Co ltd
Current assignee: Zhuhai Sanjing Technology Co ltd
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-07-29
Anticipated expiration: 2042-01-06
Also published as: CN114307726A

Abstract

The invention discloses a magnetic drive type stirring device with a mute stable structure, and relates to the technical field of stirring. According to the additive solution mixing device, the discharge position is controlled through the discharge part, the fluid at the discharge position of the additive solution is ensured to flow rapidly all the time, the discharge position of the additive solution mixing device is moved continuously, and the discharge position are overlapped, so that the mixing effect of the additive solution can be improved to the maximum extent, and the working strength of stirring work is effectively reduced.

Description

Magnetic drive type stirring device with mute stable structure

Technical Field

The invention relates to the technical field of stirring, in particular to a magnetic drive type stirring device with a mute stable structure.

Background

At chemical material production class company, agitating unit's application is very extensive, and along with the continuous development of science and technology, the stirring mode also changes to some extent, from traditional manual stirring to semi-automatic stirring, upgrades to full-automatic stirring from semi-automatic stirring again. The full-automatic mixer is driven through the motor mostly, and the output shaft and the (mixing) shaft interconnect of motor, this kind of agitating unit need carry out the axle head to the axle junction and seal, and the sealed part structure of axle head is complicated, and the maintenance difficulty, and often the condition that has the weeping takes place, and the material of chemical industry field stirring is often subsidiary toxicity again, and this has produced very big influence to staff work safety. On the agitated vessel of traditional chemical products, can only concentrate on a certain region in agitating unit top layer to the interpolation of additive usually, this kind of interpolation mode is unfavorable for the effective mixture of additive and base stock solution, some agitated vessel also can be through setting the (mixing) shaft into the liquid outlet, with additive effluvium from impeller, but impeller can guide base stock solution to rotate together when rotating, then impeller department exhaust additive mixes in same place fluid usually, the low discharge velocity that has influenced the additive of impeller surface relative velocity of flow has on the one hand, on the other hand also does not contribute to the homogeneous mixing of additive and base stock solution. And traditional stirring impeller surface easily and produce the collision between the solid additive, and then make the vibrations aggravation of equipment, if set up the blade into streamline type then can reduce stirring effect to after the solid additive no longer bumps, the additive of great granule needs very long time to dissolve, very big degree the reduction agitating unit's work efficiency.

Disclosure of Invention

The present invention is directed to a magnetic stirring apparatus with a silent stabilization mechanism to solve the above problems.

In order to solve the technical problems, the invention provides the following technical scheme: a magnetic drive type stirring device with a mute stable structure comprises a stator component, a rotor component, a discharging component, an outer stirring tank, an inner stirring tank and a mute component, wherein a feeding hole is arranged above the outer stirring tank, a discharging hole is arranged below the outer stirring tank, the stator component, the rotor component and the discharging component are arranged inside the outer stirring tank, the stator component is fixedly connected with the side surface of the inner wall of the outer stirring tank, the inner stirring tank is arranged inside the stator component, the inner stirring tank and the stator component are fixedly connected with one side far away from the outer stirring tank, a feeding pipe is arranged at the upper end of the inner stirring tank, the feeding pipe extends out of the feeding hole, a discharging pipe is arranged at the lower end of the inner stirring tank, the discharging pipe extends out of the discharging hole, the rotor component and the discharging component are arranged inside the inner stirring tank, the rotor component is close to the inner side wall of the inner stirring tank, the rotor component is rotatably connected with the upper end surface and the lower end surface of the inner wall of the inner stirring tank, the discharging component is provided with a plurality of discharging components which are evenly distributed around the center of the stirring inner tank, the upper end and the lower end of the discharging component are respectively connected with the upper end face and the lower end face of the inner wall of the stirring inner tank in a rotating manner, and the silencing component is arranged in the side wall of the stirring outer tank. When waiting to stir base fluid and being poured into the stirring inner tank, the inside three-phase alternating current that lets in of stator module produces rotating magnetic field, and the rotor subassembly rotates under rotating magnetic field's effect to drive ejection of compact subassembly reversal, the ejection of compact subassembly adds the additive in stirring base fluid in the in-process of reversal. The invention realizes the magnetic drive of the stirring device by connecting the rotor core with the fan blades, avoids the communication between the stirring inner tank and the outside and realizes the full sealing of the stirring process. The inside relative flow performance of stirring solution has been promoted to the very big degree of antiport of puddler, has avoided single rotatory centrifugal force effect to lead to additive solution to stirring inner tank lateral wall on the gathering. The invention also realizes the control of the discharge position through the discharge part, ensures that the fluid at the discharge position of the additive solution always flows rapidly, and the discharge position of the additive solution in the invention also moves continuously and is overlapped with the fluid at the discharge position, thereby improving the mixing effect of the additive solution to the maximum extent and effectively reducing the working intensity of stirring work. According to the invention, the influence of solid particles in a stirring solution on the stirring device is greatly reduced through the arrangement of the fan blade structure, and the dissolution rate of the solid particles is greatly improved through the mode of mutually combining upper-layer convection, lower-layer convection, clockwise convection and anticlockwise convection.

Further, stator module includes stator core, three-phase winding, wire winding groove, and stator core's cross-section is ring shape, and stator core lateral wall and the outer jar inside wall fastening connection of stirring are provided with a plurality of wire winding groove on the stator core inside wall, and three-phase winding is on the wire winding groove, and one side and the stirring inner tank fastening connection of the outer jar of stirring are kept away from to stator core. Current is introduced into the three-phase winding to generate a rotating magnetic field, the stator core guides the magnetic field, magnetic loss is reduced, and the rotating magnetic field acts on the rotor assembly to drive the rotor assembly to rotate.

Further, the rotor subassembly includes rotor core, magnetism isolation groove, permanent magnet, fan piece, and rotor core cross sectional shape is the ring shape, and rotor core and stirring inner tank rotate to be connected, and the inside a plurality of permanent magnets that are provided with of rotor core are provided with magnetism isolation groove each other for a plurality of permanent magnets, and fan piece and rotor core inner wall fastening connection, fan piece are provided with a plurality of pieces, and the fan piece is around rotor core center evenly distributed. The permanent magnets rotate under the drive of the rotating magnetic field, the rotating force acts on the rotor core, the magnetic isolation grooves can reduce the mutual interference among the groups of permanent magnets, and the rotor core rotates. The invention realizes the rotation of the rotor core in the closed space in such a way, does not need axial sealing, greatly reduces the complexity of the device and reduces the maintenance cost.

Further, the discharging component comprises a stirring rod, a first transmission gear, a second transmission gear, a discharging component and fan blades, the rotor component further comprises an annular gear ring, the annular gear ring is tightly connected with the inner side wall of the top of the rotor core, two ends of the stirring rod are respectively and rotatably connected with the upper end and the lower end of the inner wall surface of the stirring inner tank, the first transmission gear is tightly connected with the stirring rod, the first transmission gear is arranged at the position, close to the upper end face of the stirring inner tank, of the stirring rod, the second transmission gear is rotatably connected with the upper end face of the stirring inner tank, the tooth surface of the annular gear ring is arranged at the inner side, the annular gear ring is mutually meshed with the second transmission gear, one side, far away from the annular gear ring, of the second transmission gear is mutually meshed with the first transmission gear, a plurality of groups of fan blades are arranged on the stirring rod, each group of fan blades are uniformly distributed around the stirring rod, the plurality of groups of fan blades are axially distributed along the stirring rod, and the intervals between each group of fan blades are the same, the discharging component is arranged inside the stirring rod and the fan blades. Can drive annular ring gear when rotor core rotates and rotate, annular ring gear drives second drive gear and rotates, second drive gear drives first drive gear and rotates, first drive gear drives the puddler and rotates, flabellum on the puddler rotates along with the puddler, rotor core is if along anticlockwise rotation at the pivoted in-process, then first drive gear can be along clockwise rotation, when rotor core rotates, the last fan piece that sets up of rotor core stirs base material solution, the puddler reverses in base material solution, the flabellum can promote the further misce bene of base material solution. The fan blades arranged in the invention are far smaller than the fan blades, so that the overall flow direction of the solution is controlled by the rotation direction of the fan blades, the anticlockwise rotation speed of the solution close to the fan blades is the maximum, the pressure on the fan blades close to the fan blades on the stirring rod is the maximum in the solution stirring process, the solution flow rate on the surfaces of the fan blades is the fastest at the moment, the discharging component starts to work at the moment to spray the solution mixed with the additive, the flow direction of the nozzle position is opposite to that of the external fluid, the fluid which can be contacted by the nozzle in unit time is constantly changed, and the additive solution can be more quickly dispersed into the base material solution.

Further, the discharging component comprises an inner cavity, an outer ring cavity, a compression spring, a piston plate, a liquid outlet channel, a nozzle, a control channel, a control strip, a reset spring and a push plate, wherein the inner cavity and the outer ring cavity are arranged inside the stirring rod, the outer ring cavity is positioned on the outer side of the inner cavity, the outer ring cavity is communicated with the inner cavity, the outer ring cavity is provided with a liquid inlet, a one-way liquid inlet valve is arranged in the liquid inlet, the liquid outlet channel is arranged in the fan blade and is communicated with the outer ring cavity, one end of the liquid outlet channel, far away from the outer ring cavity, is communicated with the nozzle, the nozzle is tightly connected with one end of the fan blade, far away from the stirring rod, the control channel is also arranged in the fan blade, the control channel and the liquid outlet channel are vertically arranged, the liquid outlet channel penetrates through the control channel, the control strip is slidably connected with the control channel, the reset spring is arranged inside the control channel, one end of the reset spring is tightly connected with the control strip, the other end of the reset spring is tightly connected with the end face of the inner wall of the control channel, the one end that reset spring was kept away from to the control bar stretches out control channel, and the control bar stretches out control channel's one end and push pedal fastening connection, is provided with the conducting hole on the control bar, and compression spring has two, and cavity both ends including two compression spring set up respectively, compression spring one end and interior cavity inner wall terminal surface fastening connection, the compression spring other end and piston board fastening connection, piston board and interior cavity sliding connection. Before use, the additive solution is delivered into the inner cavity and the outer ring cavity through the liquid inlet, the piston plate in the inner cavity is pushed, and the compression spring is compressed. The position of the control bar can be changed when the stirring rod rotates, the fan blade is not close to the fan blade in an initial state, the fluid pressure borne by the push plate is small at the moment, the control bar is pushed out by the return spring, the conducting hole and the liquid outlet channel on the control bar are not communicated, the additive solution cannot be discharged at the moment, only the fan blade is close to the fan blade in the rotating process of the fan blade, the pushing force of the fan blade on the fluid on the outermost side is maximum, the kinetic energy of the fluid at the position can overcome the stirring of the fan blade, the flowing direction of the fluid is opposite to the rotating direction of the fan blade, the push plate bears large resistance at the moment, the return spring can be further compressed, the control bar shrinks towards the inside of the control channel, the conducting hole is communicated with the liquid outlet channel, and the compression spring pushes the piston plate to spray the additive solution from the nozzle. The invention realizes the magnetic drive of the stirring device by connecting the rotor core with the fan blades, avoids the communication between the stirring inner tank and the outside and realizes the full sealing of the stirring process. The inside relative flow performance of stirring solution has been promoted to the very big degree of antiport of puddler, has avoided single rotatory centrifugal force effect to lead to additive solution to stirring inner tank lateral wall on the gathering. The invention also realizes the control of the discharge position through the discharge part, ensures that the fluid at the discharge position of the additive solution always flows rapidly, and the discharge position of the additive solution in the invention also moves continuously and is overlapped with the fluid at the discharge position, thereby improving the mixing effect of the additive solution to the maximum extent and effectively reducing the working intensity of stirring work.

Further, the flabellum includes rectangular block, semicircle piece, and a plurality of rectangular block, semicircle piece establish ties and constitute the flabellum, and rectangular block, semicircle piece crisscross setting, the arcwall face of the semicircle piece is relative setting on a pair of flabellum of relative setting in the flabellum of adjacent group. When the fan blades rotate, the rectangular blocks and the semicircular blocks are simultaneously contacted with the stirring solution, the fan blades are often contacted with particles to be dissolved in the stirring solution in the stirring process, the impact of the solid particles and the fan blades can greatly improve the vibration of the whole device, and the impact can also cause the stirring device to generate larger noise, the fan blades which are arranged in a staggered mode are arranged on the rectangular blocks and the semicircular blocks, in the stirring process, the resistance generated at the rectangular blocks is larger, the stirring effect is ensured, the arc-shaped curved surfaces at the semicircular blocks guide the fluid, the flow rate of the fluid is improved, the flow rate difference can be generated at the positions of the contact surfaces of the rectangular blocks and the semicircular blocks, the fluid which is impacted and backflushed at the rectangular blocks can be guided away from the rectangular blocks due to the flow rate difference, if the solid particles are mixed in the fluid which is impacted to the rectangular blocks, the solid particles can be guided to shift under the action of backflush, most solid particles can be guided to the semicircular block, and the solid particles are guided by the arc-shaped surface in the contact process of the semicircular block and only slide through the surface of the semicircular block without impacting the semicircular block. On the other hand, when semicircle piece stirring solution, the velocity of flow of semicircle piece arcwall face one side is fast, pressure is little, horizontal plane one side velocity of flow is slow, it is powerful, stirring solution can produce directional movement under the effect of pressure difference, because the flabellum is relative setting, then stirring solution can take place the offset of upper and lower aspect, flabellum and fan piece can lead to solution to take place clockwise, the offset of anticlockwise direction, in-process at solution offset, the mixed solid particle of treating dissolving in the solution can take place relative striking, at the in-process of relative striking, the solid particle does not contact with agitating unit, so can not produce the influence of vibration aggravation to agitating unit, the solid particle can be decomposed into littleer granule under the striking, be favorable to its quick dissolution. According to the invention, the influence of solid particles in a stirring solution on the stirring device is greatly reduced through the arrangement of the fan blade structure, and the dissolution rate of the solid particles is greatly improved through the mode of mutually combining upper-layer convection, lower-layer convection, clockwise convection and anticlockwise convection.

Further, the silence subassembly includes acoustic celotex board, shock attenuation unit, and inside the acoustic celotex board set up the lateral wall of jar outside the stirring, shock attenuation unit had a plurality of, and a plurality of shock attenuation unit all distributed inside the acoustic celotex board. The sound insulation board is filled with the foam sound insulation material, the sound insulation material has certain elasticity, the sound insulation material can play a role in shock absorption, and the shock absorption unit can promote vibration energy to be rapidly eliminated.

Further, the shock attenuation unit includes the shock attenuation chamber, the vibrations piece, coupling spring, the shock attenuation chamber sets up the inside at the acoustic celotex board, the direction mutually perpendicular that sets up of the shock attenuation chamber in the adjacent shock attenuation unit, be provided with the friction granule on the inside lateral wall of shock attenuation chamber, the vibrations piece sets up inside the shock attenuation chamber, vibrations piece and shock attenuation chamber sliding connection, vibrations piece both ends are provided with coupling spring respectively, coupling spring one end and vibrations piece fastening connection, the coupling spring other end and the inner wall terminal surface fastening connection of shock attenuation chamber. When the stirring device runs internally, vibration and noise are generated, and when the vibration and the noise are transmitted to the side wall of the stirring outer tank, most of the noise is absorbed by the sound insulating plate, so that the noise is prevented from being transmitted to the outside of the equipment, the vibration can act in each damping unit when being transmitted to the sound insulating plate, the vibration block in each damping unit can rub against the side wall of the damping cavity when being vibrated, the side wall of the damping cavity can generate heat under the action of the friction, the vibration energy is converted into heat, and after the temperature in the damping cavity rises, the temperature in the damping cavity can rise, and the vibration block is pneumatically buffered. In the process of vibration transmission, if vibration is vibration in the horizontal direction, the influence on the vibration block in the horizontally arranged vibration damping cavity is larger, the influence on the vibration block in the vertically arranged vibration damping cavity is smaller, and the vibration generated by the stirring device in the working process is mainly concentrated on horizontal vibration and vertical vibration. Two adjacent with shock attenuation unit set up to a vertical placing, and another level is placed, can effectively promote the conversion effect of shock energy, and the effect that adjacent shock attenuation unit is different when accepting vibrations can change the natural frequency of vibration of stirring outer tank each position simultaneously, has avoided stirring outer tank whole resonance's condition to appear to take place, the promotion of very big degree the life of stirring outer tank.

Compared with the prior art, the invention has the following beneficial effects: the invention realizes the magnetic drive of the stirring device by connecting the rotor core with the fan blades, avoids the communication between the stirring inner tank and the outside and realizes the full sealing of the stirring process. The inside relative flow performance of stirring solution has been promoted to the very big degree of antiport of puddler, has avoided single rotatory centrifugal force effect to lead to additive solution to stirring inner tank lateral wall on the gathering. The invention also realizes the control of the discharge position through the discharge part, ensures that the fluid at the discharge position of the additive solution always flows rapidly, and the discharge position of the additive solution in the invention also moves continuously and is overlapped with the fluid at the discharge position, thereby improving the mixing effect of the additive solution to the maximum extent and effectively reducing the working intensity of stirring work. According to the invention, the influence of solid particles in a stirring solution on the stirring device is greatly reduced through the arrangement of the fan blade structure, and the dissolution rate of the solid particles is greatly improved through the mode of mutually combining upper-layer convection, lower-layer convection, clockwise convection and anticlockwise convection. The invention can effectively improve the conversion effect of the vibration energy for the staggered distribution of the vibration units, and simultaneously, the different action effects of the adjacent vibration units when receiving the vibration can change the inherent vibration frequency of each position of the outer stirring tank, thereby avoiding the resonance of the whole outer stirring tank and greatly prolonging the service life of the outer stirring tank.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a cross-sectional view of the overall construction of the present invention;

FIG. 2 is a partial structural elevation view of the stator and rotor assemblies of the present invention;

FIG. 3 is a side sectional view A-A of FIG. 2;

FIG. 4 is a sectional view showing the overall construction of the agitation inner vessel of the present invention;

FIG. 5 is a schematic view of the operation of the stirring rod and fan blades of the present invention;

FIG. 6 is a partial enlarged view of FIG. 5 at B;

FIG. 7 is a sectional view showing the inner structure of the stirring rod of the present invention;

FIG. 8 is a perspective view of the fan blade of the present invention;

FIG. 9 is a partial cross-sectional view of the outer agitator tank side wall of the present invention;

in the figure: 1-stator component, 11-stator core, 12-three-phase winding, 13-winding slot, 2-rotor component, 21-rotor core, 22-magnetism isolating slot, 23-permanent magnet, 24-fan blade, 25-annular gear ring, 3-discharging component, 32-stirring rod, 33-first transmission gear, 34-second transmission gear, 35-discharging component, 351-inner cavity, 352-outer ring cavity, 353-compression spring, 354-piston plate, 355-liquid outlet channel, 356-nozzle, 357-control channel, 358-control bar, 359-reset spring, 3510-push plate, 36-fan blade, 361-rectangular block, 362-semicircular block, 4-stirring outer tank, 5-stirring inner tank, 6-silencing component, 61-baffle, 62-damping unit, 621-damping chamber, 622-seismic mass, 623-connecting spring.

Detailed Description

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

Referring to fig. 1 to 9, the present invention provides a technical solution:

as shown in figures 1-9, a magnetic drive type stirring device with a mute stable structure comprises a stator assembly 1, a rotor assembly 2, a discharging assembly 3, an outer stirring tank 4, an inner stirring tank 5 and a mute assembly 6, wherein a feeding hole is arranged above the outer stirring tank 4, a discharging hole is arranged below the outer stirring tank 4, the stator assembly 1, the rotor assembly 2 and the discharging assembly 3 are arranged inside the outer stirring tank 4, the stator assembly 1 and the inner wall side surface of the outer stirring tank 4 are fixedly connected, the inner stirring tank 5 is arranged inside the stator assembly 1, the inner stirring tank 5 and one side of the stator assembly 1 far away from the outer stirring tank 4 are fixedly connected, a feeding pipe is arranged at the upper end of the inner stirring tank 5, the feeding pipe extends out of the feeding hole, a discharging pipe is arranged at the lower end of the inner stirring tank 5, the discharging pipe extends out of the discharging hole, the rotor assembly 2 and the discharging assembly 3 are both arranged inside the inner stirring tank 5, rotor subassembly 2 presses close to 5 inside walls of stirring inner tank, and the terminal surface rotates about 5 inner walls of rotor subassembly 2 and stirring inner tank to be connected, and ejection of compact subassembly 3 has a plurality of, and a plurality of ejection of compact subassembly 3 centers on 5 central points of stirring inner tank and puts evenly distributed, and ejection of compact subassembly 3 is gone up and down both ends respectively with stirring inner tank 5 inner wall about both ends face rotate to be connected, and silence subassembly 6 sets up in the lateral wall of stirring outer tank 4. When waiting to stir base liquid and being poured into stirring inner tank 4, stator module 1 is inside to let in three-phase alternating current, produces rotating magnetic field, and rotor module 2 takes place to rotate under rotating magnetic field's effect to drive ejection of compact subassembly 3 reversal, ejection of compact subassembly 3 adds the additive in the stirring base liquid in the in-process of reversal. The invention realizes the magnetic drive of the stirring device by connecting the rotor iron core 21 with the fan blades 24, avoids the communication between the stirring inner tank 5 and the outside and realizes the full sealing of the stirring process. The reverse rotation of the stirring rod 32 greatly improves the relative flow performance inside the stirring solution, and avoids the aggregation of the additive solution on the side wall of the stirring inner tank 5 caused by the action of single rotating centrifugal force. The invention also realizes the control of the discharge position through the discharge part 35, ensures that the fluid at the discharge position of the additive solution always flows rapidly, and the discharge position of the additive solution in the invention also moves continuously and is overlapped with the fluid at the discharge position, thereby improving the mixing effect of the additive solution to the maximum extent and effectively reducing the working intensity of stirring work. According to the invention, the influence of solid particles in the stirring solution on the stirring device is greatly reduced through the arrangement of the fan blade 36 structure, and the dissolution rate of the solid particles is greatly improved through the mode of mutually combining the upper layer convection, the lower layer convection, the clockwise convection and the anticlockwise convection.

Stator module 1 includes stator core 11, three-phase winding 12, wire winding groove 13, and stator core 11's cross-section is the ring shape, and 11 lateral walls of stator core and the outer 4 inside wall fastening connections of jar of stirring are provided with a plurality of wire winding groove 13 on 11 inside walls of stator core, and three-phase winding 12 twines on wire winding groove 13, and stator core 11 keeps away from the outer one side of jar 4 of stirring and the 5 fastening connections of stirring inner tank. Current is introduced into the three-phase winding 12 to generate a rotating magnetic field, the stator iron core 11 guides the magnetic field, magnetic loss is reduced, and the rotating magnetic field acts on the rotor assembly to drive the rotor assembly to rotate.

Rotor subassembly 2 includes rotor core 21, magnetism-isolating groove 22, permanent magnet 23, flabellum 24, rotor core 21 cross-sectional shape is the ring shape, rotor core 21 and stirring inner tank 5 rotate to be connected, rotor core 21 is inside to be provided with a plurality of permanent magnets 23, a plurality of permanent magnets 23 are provided with magnetism-isolating groove 22 each other, flabellum 24 and rotor core 21 inner wall fastening connection, flabellum 24 is provided with a plurality of pieces, flabellum 24 is around rotor core 21 center evenly distributed. The permanent magnets 23 are driven by the rotating magnetic field to rotate, the rotating force acts on the rotor core 21, the magnetic isolation grooves 22 can reduce mutual interference among the groups of permanent magnets 23, and the rotor core 21 rotates. The invention realizes the rotation of the rotor core 21 in the closed space in such a way, does not need axial sealing, greatly reduces the complexity of the device and reduces the maintenance cost.

The discharging component 3 comprises a stirring rod 32, a first transmission gear 33, a second transmission gear 34, a discharging component 35 and fan blades 36, the rotor component 2 further comprises an annular gear ring 25, the annular gear ring 25 is fixedly connected with the inner side wall of the top of the rotor core 21, two ends of the stirring rod 32 are respectively and rotatably connected with the upper end and the lower end of the inner wall surface of the stirring inner tank 5, the first transmission gear 33 is fixedly connected with the stirring rod 32, the first transmission gear 33 is arranged at the position, close to the upper end surface of the stirring inner tank 5, of the stirring rod 32, the second transmission gear 34 is rotatably connected with the upper end surface of the stirring inner tank 5, the tooth surface of the annular gear ring 25 is arranged at the inner side, the annular gear ring 25 is meshed with the second transmission gear 34, one side, far away from the annular gear ring 25, of the second transmission gear 34 is meshed with the first transmission gear 33, a plurality of fan blades 36 are arranged on the stirring rod 32, each group of fan blades 36 is uniformly distributed around the stirring rod 32, and a plurality of fan blades 36 are axially distributed along the stirring rod 32, the distance between every group of fan blades 36 is the same, and the discharging component 35 is arranged inside the stirring rod 32 and the fan blades 36. Rotor core 21 can drive annular ring gear 25 when rotating and rotate, annular ring gear 25 drives second drive gear 34 and rotates, second drive gear 34 drives first drive gear 33 and rotates, first drive gear 33 drives puddler 32 and rotates, flabellum 36 on the puddler 32 rotates along with puddler 32, rotor core 21 is if along anticlockwise rotation at the pivoted in-process, then first drive gear 33 can be along clockwise rotation, when rotor core 21 rotates, the last fan piece 24 that sets up of rotor core 21 stirs the matrix solution, puddler 32 reverses in the matrix solution, flabellum 36 can promote the further misce bene of matrix solution. The fan blades 36 arranged in the invention are far smaller than the fan blades 24, so that the overall flow direction of the solution is controlled by the steering of the fan blades 24, the counterclockwise rotation speed of the solution close to the fan blades 24 is the maximum, in the process of stirring the solution, the pressure on the fan blades 36 on the stirring rod 32 close to the fan blades 24 is the maximum, the flow rate of the solution on the surface of the fan blades 24 is the fastest, the discharge part 35 starts to work at the moment to spray the solution mixed with the additive, the flow direction of the fluid at the position of the nozzle 356 is opposite to that of the external fluid, the fluid which can be contacted by the nozzle 356 in unit time is continuously changed, and the additive solution can be more rapidly dispersed into the base material solution.

The discharge component 35 comprises an inner cavity 351, an outer ring cavity 352, a compression spring 353, a piston plate 354, a liquid outlet channel 355, a nozzle 356, a control channel 357, a control bar 358, a return spring 359 and a push plate 3510, wherein the inner cavity 351 and the outer ring cavity 352 are arranged inside the stirring rod 32, the outer ring cavity 352 is positioned outside the inner cavity 351, the outer ring cavity 352 is communicated with the inner cavity 351, a liquid inlet is arranged on the outer ring cavity 352, a one-way liquid inlet valve is arranged in the liquid inlet, the liquid outlet channel 355 is arranged in the fan blade 36, the liquid outlet channel 355 is communicated with the outer ring cavity 352, one end of the liquid outlet channel 355 far away from the outer ring cavity 352 is communicated with the nozzle 356, the nozzle 356 is fixedly connected with one end of the fan blade 36 far away from the stirring rod 32, the control channel 357 is also arranged in the fan blade 36, the control channel 357 and the liquid outlet channel 355 are vertically arranged, the liquid outlet channel 355 passes through the control channel 357, the control bar 358 is connected with the control channel 357 in a sliding manner, reset spring 359 sets up inside control channel 357, reset spring 359 one end and control bar 358 fastening connection, the reset spring 359 other end and control channel 357 inner wall terminal surface fastening connection, control bar 358 is kept away from the one end of reset spring 359 and is stretched out control channel 357, the one end and the push pedal 3510 fastening connection that control bar 358 stretches out control channel 357, be provided with the via hole on the control bar 358, compression spring 353 has two, two compression spring 353 set up respectively at inner cavity 351 both ends, compression spring 353 one end and inner cavity 351 inner wall terminal surface fastening connection, the compression spring 353 other end and piston plate 354 fastening connection, piston plate 354 and inner cavity 351 sliding connection. Additive solution is delivered into the inner and

outer cavities

351, 352 through the fluid inlet prior to use, the piston plate 354 in the inner cavity 351 is pushed and the compression spring 353 is compressed. When the stirring rod 32 rotates, the position of the control bar 358 changes, in an initial state, the fan blade 36 is not close to the fan blade 24, the fluid pressure applied to the push plate 3510 is small, the control bar 358 is pushed out by the return spring 359, the through hole and the liquid outlet channel 355 on the control bar 358 are not communicated, the additive solution cannot be discharged, only when the fan blade 36 is close to the fan blade 24 during the rotation process, the pushing force of the fan blade 24 on the outermost fluid is maximum, the kinetic energy of the fluid is enough to overcome the stirring of the fan blade 36, the flow direction of the fluid is opposite to the rotation direction of the fan blade 36, the push plate 3510 is subjected to large resistance, the return spring 359 is further compressed, the control bar 358 contracts towards the inside of the control channel 357, the through hole and the liquid outlet channel 355 are communicated, and the compression spring pushes the piston plate 354 to spray the additive solution from the nozzle 356. The invention realizes the magnetic drive of the stirring device by connecting the rotor iron core 21 with the fan blades 24, avoids the communication between the stirring inner tank 5 and the outside and realizes the full sealing of the stirring process. The reverse rotation of the stirring rod 32 greatly improves the relative flow performance inside the stirring solution, and avoids the aggregation of the additive solution on the side wall of the stirring inner tank 5 caused by the action of single rotating centrifugal force. The invention also realizes the control of the discharge position through the discharge part 35, ensures that the fluid at the discharge position of the additive solution always flows rapidly, and the discharge position of the additive solution in the invention also moves continuously and is overlapped with the fluid at the discharge position, thereby improving the mixing effect of the additive solution to the maximum extent and effectively reducing the working intensity of stirring work.

The fan blades 36 comprise rectangular blocks 361 and semicircular blocks 362, the rectangular blocks 361 and the semicircular blocks 362 are connected in series to form the fan blades 36, the rectangular blocks 361 and the semicircular blocks 362 are arranged in a staggered mode, and arc-shaped surfaces of the semicircular blocks 362 on a pair of fan blades 36 which are arranged oppositely in the adjacent fan blades 36 are arranged oppositely. When the fan blades 36 rotate, the rectangular block 361 and the semicircular block 362 are contacted with the stirring solution at the same time, the fan blades 36 are contacted with particles to be dissolved in the stirring solution in the stirring process, the impact between the solid particles and the fan blades 36 can greatly improve the vibration of the whole device, and the impact can also cause the stirring device to generate larger noise, but the fan blades 36 which are arranged in a staggered mode are arranged on the rectangular block 361 and the semicircular block 362, in the stirring process, the resistance generated at the rectangular block 361 is larger, the stirring effect is ensured, the arc-shaped curved surface at the semicircular block 362 guides the fluid, the flow rate of the fluid is improved, the flow rate difference can be generated at the position of the contact surface of the rectangular block 361 and the contact surface of the semicircular block 362, the fluid which is impacted and recoiled at the rectangular block 361 can be guided away from the rectangular block 361 due to the flow rate difference, at this time, if the solid particles are mixed in the fluid which impacts the rectangular block 361, the solid particles are guided and deflected by the recoil force, most of the solid particles are guided to the semicircular block 362, and the solid particles are guided by the arc-shaped surface during the contact with the semicircular block 362 and only slide from the surface of the semicircular block 362 without colliding with the semicircular block 362. On the other hand, when semicircle piece 362 stirs solution, the velocity of flow of semicircle piece 362 arcwall face one side is fast, pressure is little, horizontal plane one side velocity of flow is slow, high pressure, stirring solution can produce directional movement under the effect of pressure difference, because flabellum 36 is relative setting, then stirring solution can take place the offset of upper and lower aspect, flabellum 36 and fan piece 24 can lead to solution to take place clockwise, the offset of anticlockwise direction, at the in-process of solution offset, the solid particle of treating that mixes in the solution can take place relative striking, at the in-process of relative striking, the solid particle does not contact with agitating unit, so can not produce the influence of vibration aggravation to agitating unit, the solid particle can be decomposed into littleer granule under the striking, be favorable to its quick dissolution. According to the invention, the influence of solid particles in the stirring solution on the stirring device is greatly reduced through the arrangement of the fan blade 36 structure, and the dissolution rate of the solid particles is greatly improved through the mode of mutually combining the upper layer convection, the lower layer convection, the clockwise convection and the anticlockwise convection.

The mute assembly 6 comprises a sound insulation board 61 and a shock absorption unit 62, wherein the sound insulation board 61 is arranged inside the side wall of the outer stirring tank 4, the shock absorption unit 62 is provided with a plurality of shock absorption units 62, and the shock absorption units 62 are distributed inside the sound insulation board 61. The sound insulation board 61 is filled with foam sound insulation materials, the sound insulation materials have certain elasticity and can play a role in shock absorption, and the shock absorption units 62 can promote vibration energy to be rapidly eliminated.

Shock attenuation unit 62 includes shock attenuation chamber 621, vibrations piece 622, connecting spring 623, shock attenuation chamber 621 sets up the inside at acoustic celotex board 61, the shock attenuation chamber 621 in adjacent shock attenuation unit 62 sets up the direction mutually perpendicular, be provided with the friction granule on the inside lateral wall of shock attenuation chamber 621, vibrations piece 622 sets up inside shock attenuation chamber 621, vibrations piece 622 and shock attenuation chamber 621 sliding connection, vibrations piece 622 both ends are provided with connecting spring 623 respectively, connecting spring 623 one end and vibrations piece 622 fastening connection, the connecting spring 623 other end and the inner wall terminal surface fastening connection of shock attenuation chamber 621. When the stirring device runs internally, vibration and noise are generated, when the vibration and the noise are transmitted to the side wall of the stirring outer tank 4, most of the noise is absorbed by the sound insulation board 61, the noise is prevented from being transmitted to the outside of the equipment, the vibration can act in each shock absorption unit 62 when being transmitted to the sound insulation board 61, the vibration block 622 inside the shock absorption unit 62 can rub against the side wall of the shock absorption cavity 621 when being vibrated, the side wall of the shock absorption cavity 621 generates heat under the action of the friction, the vibration energy is converted into heat, and after the temperature inside the shock absorption cavity 621 rises, and the vibration block 622 is pneumatically buffered. In the process of vibration transmission, if the vibration is in the horizontal direction, the vibration block 622 in the horizontally arranged vibration absorption cavity 621 is more influenced, the vibration block 622 in the vertically arranged vibration absorption cavity 621 is less influenced, and the vibration generated by the stirring device in the working process is mainly concentrated on the horizontal vibration and the vertical vibration. Two adjacent with shock attenuation unit 62 set up to a vertical placing, and another level is placed, can effectively promote the conversion effect of vibrations energy, and the effect that adjacent shock attenuation unit 62 is different when accepting vibrations simultaneously can change the natural frequency of vibration of stirring outer tank 4 each position, has avoided stirring outer tank 4 whole resonance's condition to appear to take place, the promotion of very big degree the life of stirring outer tank 4.

The working principle of the invention is as follows: current is introduced into the three-phase winding 12 to generate a rotating magnetic field, and the stator core 11 guides the magnetic field to reduce magnetic loss. The permanent magnets 23 are driven to rotate by the rotating magnetic field, the rotating force acts on the rotor core 21, and the magnetism isolating grooves 22 can reduce mutual interference among the groups of permanent magnets 23. Rotor core 21 can drive annular ring gear 25 when rotating and rotate, annular ring gear 25 drives second drive gear 34 and rotates, second drive gear 34 drives first drive gear 33 and rotates, first drive gear 33 drives puddler 32 and rotates, flabellum 36 on the puddler 32 rotates along with puddler 32, rotor core 21 is if along anticlockwise rotation at the pivoted in-process, then first drive gear 33 can be along clockwise rotation, when rotor core 21 rotates, the last fan piece 24 that sets up of rotor core 21 stirs the matrix solution, puddler 32 reverses in the matrix solution, flabellum 36 can promote the further misce bene of matrix solution. In the initial state, the fan blade 36 is not close to the fan blade 24, the fluid pressure to which the push plate 3510 is subjected is small, the control bar 358 is pushed out by the return spring 359, the through hole and the liquid outlet channel 355 on the control bar 358 are not communicated, the additive solution cannot be discharged at this time, only when the fan blade 36 is close to the fan blade 24 during the rotation process, the pushing force of the fan blade 24 to the outermost fluid is maximum, the kinetic energy of the fluid is enough to overcome the stirring of the fan blade 36, the flow direction of the fluid is opposite to the rotation direction of the fan blade 36, the push plate 3510 is subjected to large resistance at this time, the return spring 359 is further compressed, the control bar 358 shrinks towards the inside of the control channel 357, the through hole and the liquid outlet channel 355 are communicated, and the compression spring 353 pushes the piston plate 354 to spray the additive solution from the nozzle 356.

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

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a take silence stable structure's magnetism to drive formula agitating unit which characterized in that: the stirring device comprises a stator component (1), a rotor component (2), a discharging component (3), an outer stirring tank (4), an inner stirring tank (5) and a mute component (6), wherein a feeding hole is formed above the outer stirring tank (4), a discharging hole is formed below the outer stirring tank (4), the stator component (1), the rotor component (2) and the discharging component (3) are arranged inside the outer stirring tank (4), the stator component (1) is in fastening connection with the side surface of the inner wall of the outer stirring tank (4), the inner stirring tank (5) is arranged inside the stator component (1), the inner stirring tank (5) is in fastening connection with one side of the stator component (1) far away from the outer stirring tank (4), a feeding pipe is arranged at the upper end of the inner stirring tank (5), the feeding pipe extends out of the feeding hole, and a discharging pipe is arranged at the lower end of the inner stirring tank (5), the discharging pipe extends out of the discharging opening, the rotor assembly (2) and the discharging assemblies (3) are arranged inside the stirring inner tank (5), the rotor assembly (2) is close to the inner side wall of the stirring inner tank (5), the upper end face and the lower end face of the inner wall of the rotor assembly (2) and the inner wall of the stirring inner tank (5) are rotationally connected, a plurality of discharging assemblies (3) are uniformly distributed around the center of the stirring inner tank (5), the upper end and the lower end face of each discharging assembly (3) are rotationally connected with the upper end face and the lower end face of the inner wall of the stirring inner tank (5), and the silencing assembly (6) is arranged in the side wall of the stirring outer tank (4);

The rotor assembly (2) comprises a rotor core (21), a magnetism isolating groove (22), permanent magnets (23) and fan blades (24), the cross section of the rotor core (21) is circular, the rotor core (21) is rotatably connected with the stirring inner tank (5), a plurality of permanent magnets (23) are arranged inside the rotor core (21), the magnetism isolating grooves (22) are formed in the permanent magnets (23), the fan blades (24) are fixedly connected with the inner wall of the rotor core (21), the fan blades (24) are arranged on the fan blades (24), and the fan blades (24) are uniformly distributed around the center of the rotor core (21);

ejection of compact subassembly (3) are including puddler (32), first drive gear (33), second drive gear (34), row's material part (35), flabellum (36), rotor subassembly (2) still include annular ring gear (25), annular ring gear (25) and rotor core (21) top inside wall fastening connection, puddler (32) both ends rotate with stirring inner tank (5) internal face upper and lower both ends respectively and are connected, first drive gear (33) and puddler (32) fastening connection, first drive gear (33) set up and are close to stirring inner tank (5) up end department in puddler (32), second drive gear (34) and stirring inner tank (5) up end rotate and connect, annular ring gear (25) flank of tooth sets up in the inboard, annular ring gear (25) and second drive gear (34) intermeshing, one side and first drive gear (33) intermeshing that annular ring gear (25) were kept away from to second drive gear (34) The stirring rod (32) is provided with a plurality of groups of fan blades (36), each group of fan blades (36) is uniformly distributed around the stirring rod (32), the plurality of groups of fan blades (36) are axially distributed along the stirring rod (32), the intervals between every two groups of fan blades (36) are the same, and the discharging component (35) is arranged inside the stirring rod (32) and the fan blades (36);

The discharging component (35) comprises an inner cavity (351), an outer ring cavity (352), a compression spring (353), a piston plate (354), a liquid outlet channel (355), a nozzle (356), a control channel (357), a control bar (358), a return spring (359) and a push plate (3510), wherein the inner cavity (351) and the outer ring cavity (352) are arranged inside the stirring rod (32), the outer ring cavity (352) is positioned outside the inner cavity (351), the outer ring cavity (352) is communicated with the inner cavity (351), a liquid inlet is formed in the outer ring cavity (352), a one-way liquid inlet valve is arranged in the liquid inlet, the liquid outlet channel (355) is arranged in the fan blade (36), the liquid outlet channel (355) is communicated with the outer ring cavity (352), one end, far away from the outer ring cavity (352), of the liquid outlet channel (355) is communicated with the nozzle (356), and one end, far away from the stirring rod (32), of the nozzle (356) and the fan blade (36) are tightly connected, the control channel (357) is also arranged in the fan blade (36), the control channel (357) and the liquid outlet channel (355) are vertically arranged, the liquid outlet channel (355) penetrates through the control channel (357), the control bar (358) is in sliding connection with the control channel (357), the return spring (359) is arranged inside the control channel (357), one end of the return spring (359) is fixedly connected with the control bar (358), the other end of the return spring (359) is fixedly connected with the end face of the inner wall of the control channel (357), one end of the control bar (358) far away from the return spring (359) extends out of the control channel (357), one end of the control bar (358) extending out of the control channel (357) is fixedly connected with the push plate (3510), the control bar (358) is provided with a through hole, the compression springs (353) are two, two compression springs (353) are respectively arranged at two ends of the inner cavity (351), one end of the compression spring (353) is fixedly connected with the end face of the inner wall of the inner cavity (351), the other end of the compression spring (353) is fixedly connected with the piston plate (354), and the piston plate (354) is connected with the inner cavity (351) in a sliding mode;

Flabellum (36) include rectangular block (361), semicircle piece (362), a plurality of rectangular block (361), semicircle piece (362) establish ties and constitute flabellum (36), rectangular block (361), semicircle piece (362) set up in a staggered way, and the arcwall face of semicircle piece (362) sets up relatively on a pair of flabellum (36) of relative setting in adjacent group's other flabellum (36).

2. The magnetically driven stirring device with a silencing and stabilizing structure as recited in claim 1, wherein: stator module (1) includes stator core (11), three-phase winding (12), wire winding groove (13), the cross-section of stator core (11) is ring shape, stator core (11) lateral wall and stirring outer tank (4) inside wall fastening connection, be provided with a plurality of wire winding groove (13) on stator core (11) inside wall, three-phase winding (12) winding is in on wire winding groove (13), one side and stirring inner tank (5) fastening connection of stirring outer tank (4) are kept away from in stator core (11).

3. The magnetically driven stirring device with a silencing and stabilizing structure as recited in claim 1, wherein: silence subassembly (6) include acoustic celotex board (61), shock attenuation unit (62), acoustic celotex board (61) set up inside the lateral wall of stirring outer tank (4), shock attenuation unit (62) have a plurality of, and a plurality of shock attenuation unit (62) all distribute inside acoustic celotex board (61).

4. A magnetically driven stirring apparatus with a silent stabilization mechanism as claimed in claim 3, wherein: shock attenuation unit (62) are including shock attenuation chamber (621), vibrations piece (622), connecting spring (623), shock attenuation chamber (621) set up in the inside of acoustic celotex board (61), and the direction mutually perpendicular that sets up of shock attenuation chamber (621) in adjacent shock attenuation unit (62), is provided with friction particle on the inside lateral wall of shock attenuation chamber (621), shock attenuation piece (622) set up inside shock attenuation chamber (621), shock attenuation piece (622) and shock attenuation chamber (621) sliding connection, shock attenuation piece (622) both ends are provided with connecting spring (623) respectively, connecting spring (623) one end and shock attenuation piece (622) fastening connection, the inner wall terminal surface fastening connection of the connecting spring (623) other end and shock attenuation chamber (621).