CN209120038U - A kind of reaction kettle flushing magnetic driver device certainly - Google Patents

Abstract

The utility model provides a kind of reaction kettle flushing magnetic driver device certainly, which solve existing reaction kettle magnetic couplings cleaning difficulty occurs, high temperature takes off magnetic, bearing life is short, the technical issues of contaminated material, its step is connected with outer support, dynamic driving device on outer support, power drive unit and outer magnetic revolving body link, outer magnetic revolving body and interior magnetic revolving body magnetic coupling link, sealing cover is set between outer magnetic revolving body and interior magnetic revolving body, sealing cover is connected with step, run through agitating shaft in step, agitating shaft is fixed in step by lower bearing group, agitating shaft and interior magnetic revolving body link, step connection sets flushing liquor intake channel and flushing liquor exit passageway；Step is connected with lower bearing end cap, and agitating shaft runs through lower bearing end cap, and gap successively uses single mechanical end face seal and labyrinth seal from top to bottom between agitating shaft and lower bearing end cap, can be widely applied to stirred autoclave manufacturing technology field.

Description

A kind of reaction kettle flushing magnetic driver device certainly

Technical field

The utility model relates to stirred autoclave manufacturing technology field, in particular to a kind of reaction kettle is used from flushing magnetic force coupling Close driver.

Background technique

Reaction kettle is the seal closure that non-magnetic material is penetrated by the magnetism of permanent magnet with magnetic driver device, and phase Mutually attract and reach transmitting stirring power and accomplish a kind of device being absolutely sealed, generally by agitating shaft, inner supporting body, seal closure The composition such as body, outer support, interior magnetic revolving body, outer magnetic revolving body, bearing and bearing block.Outer magnetic revolving body by connecting flange, On outer support, outer magnetic revolving body is made bearing group of materials such as permanent magnets；It is sealing cover within outer magnetic revolving body, It is made of non-magnetic material, sealing cover can be tightened together by bolt and gasket seal with reaction kettle autoclave body, accomplish to react Kettle is absolutely sealed；Sealing within cover is interior magnetic revolving body, and interior magnetic revolving body is also made of materials such as permanent magnets, and stirs It mixes axis to tighten together, through bearing arrangement on inner supporting body.Outer magnetic revolving body, sealing cover and interior magnetic revolving body keep same Axis, speed reducer drives outer magnetic revolving body rotation when work, then through sealing cover attract in revolving body rotation, drive agitating shaft Rotation, to realize the magnetic drives of stirring power and being absolutely sealed for reaction kettle.Equipment realizes static seal by sealing cover, Due to using static seal, to realize high pressure resistant, zero leakage.Meanwhile magnetic drive belongs to contactless torque transmission, it can be effective Avoid overload, vibration phenomena such as, effectively protect equipment.

The operation of reaction kettle has intermittence, and non-cutting time proportion is big, especially magnetic driver device internal washing, Inspection operation time length, the production capacity for reducing equipment require multiple devices while operating for most product, Increase product cost.Therefore, the reaction kettle of chemical industry gradually develops to energy-saving, maintenance, maintenance summary in recent years.Magnetic Couple of force closes the key position that driver is reaction kettle, and coupler is various in style at present, with technique is advanced, quality is stable, passes Move the features such as steady, easy to operate.But for the reaction kettle magnetic coupling structure shape that many domestic manufacturers use at present Formula cannot reach good using effect, occur that cleaning is difficult, high temperature takes off the drawbacks such as magnetic, bearing service life is short, or even goes out The case where existing contaminated material, economic benefit is seriously affected.

Summary of the invention

Purpose of the utility model is to solve the deficiencies of above-mentioned technology, provide a kind of reaction kettle flushing magnetic force coupling certainly Close driver, have from rinse, efficiently, low energy consumption, run smoothly, high temperature resistant, bearing long service life, contaminated material etc. is not excellent Point, the high intensity that can adapt to various equipment are stirred to react demand and leakproofness demand.

For this purpose, the utility model provides a kind of reaction kettle flushing magnetic driver device certainly, equipped with step, outside Supporter, power drive unit, outer magnetic revolving body, interior magnetic revolving body, sealing cover, agitating shaft, lower bearing group；Step Upside is equipped with outer support, and outer support is equipped with power drive unit, and power drive unit and outer magnetic revolving body link, outer magnetic Revolving body and interior magnetic revolving body are linked by magnetic coupling, and setting sealing cover, close between outer magnetic revolving body and interior magnetic revolving body It is connected on the upside of the bottom of sealing cover body and step, the inner cavity for sealing cover is made to be connected with the inner cavity of step, under Agitating shaft therethrough is equipped in bearing block, agitating shaft is fixed in step by lower bearing group, the upper end of agitating shaft It links with interior magnetic revolving body, step offers flushing liquor intake channel and flushing liquor exit passageway, flushing liquor intake channel It is connected with the inner cavity of step, flushing liquor exit passageway is connected with sealing mask body intracavity；The downside of step connects Equipped with lower bearing end cap, agitating shaft runs through lower bearing end cap, and the gap between agitating shaft and lower bearing end cap is from top to bottom successively Using single mechanical end face seal and labyrinth seal, labyrinth seal is equipped with toroidal cavity, and multiple toroidal cavities are set side by side from top to bottom The inner surface in lower bearing end cap is set, and the gap between toroidal cavity and agitating shaft and lower bearing end cap is connected；Lower bearing The upside of seat is connect with the sealed bottom of sealing cover, and the downside of step is connect with lower bearing end cap seal.

Preferably, inner supporting body is additionally provided in seal closure body, inner supporting body is the tubular structure of upper and lower ends opening, and interior The lower end of supporter and the upside of step are tightly connected；Be arranged with agitating shaft in inner supporting body, and the outer wall of agitating shaft with The first gap is equipped between inner supporting body inner wall；It seals and is equipped with the second gap between the inner wall of cover and the outer wall of inner supporting body； First gap is connected with the second gap；First gap is connected with the inner cavity of step, and the second gap and flushing liquor export Channel is connected.

Preferably, it is additionally provided with top chock, upper bearing (metal) group and flange seat in seal closure body, is equipped in top chock and runs through it In agitating shaft, agitating shaft is fixed in top chock by upper bearing (metal) group；After the upper end of agitating shaft extends upward through upper bearing (metal) group It is fixedly connected with flange seat；Top layer in upper bearing (metal) group is thrust bearing, the bottom of flange seat and the upper set phase of thrust bearing Connection；Top chock is fixedly connected with the upper end of inner supporting body；Flange seat is connected with interior magnetic revolving body, interior magnetic revolving body setting Between sealing cover and inner supporting body.

Preferably, it is additionally provided with first circulation cooling device, first circulation cooling device is equipped with first circulation water jacket, and first follows Ring water jacket is equipped with outer support, the first connecting flange, the second connecting flange, first circulation water inlet channel and first circulation water and goes out Mouth channel, the top of outer support are connected with the first connecting flange, and the bottom of outer support and the sealing of the second connecting flange connect It connects, the bottom outer wall and the second connecting flange for sealing cover are tightly connected, outer support, sealing cover and the second connecting flange structure At the first annular water cavity of sealed bottom；First circulation water inlet channel and first circulation water out channel with outer support phase Connection, and first circulation water inlet channel position is lower than first circulation water out channel.

Preferably, first circulation cooling device is additionally provided with overflow port pipeline, and overflow port pipeline is connected with outer support, and Overflow port conduit positions are higher than first circulation water out channel.

Preferably, it is additionally provided with top bearing group, the central upper portion connecting shaft of outer magnetic revolving body is fixed by top bearing group In the centre bore of the first connecting flange.

Preferably, connection is equipped with filter device on first circulation water inlet channel.

Preferably, it is additionally provided with second circulation cooling device, second circulation cooling device is equipped with second circulation water jacket, and second follows Ring water jacket is equipped with the second annular water chamber and the second circulation water inlet channel being connected respectively with the second annular water chamber and second Circulating water outlet channel；Agitating shaft therethrough is arranged in second circulation water jacket, and the upper end of second circulation water jacket passes through It is connected on the downside of third connecting flange and step, the lower end of second circulation water jacket passes through the 4th connecting flange and reaction kettle Kettle cover be connected.

Preferably, lower bearing group is made of multiple first angular contact ball bearings.

Preferably, upper bearing (metal) group is additionally provided with multiple second angular contact ball bearings, and the second angular contact ball bearing is arranged in thrust The lower section of bearing.

The beneficial effects of the utility model are: the utility model provides a kind of reaction kettle flushing magnetic driver certainly Device has many advantages, such as that oneself rinses, is efficient, low energy consumption, running smoothly, high temperature resistant, bearing long service life, without dismantling magnetic force coupling Driver is closed, without shutting down, the flushing work of whole equipment can be completed during equipment operation.It is close using single end face machinery Envelope and the dual synergistic effect of labyrinth seal, effectively improve leakproofness, protect the medium in kettle not contaminated, guarantee reaction mass High-purity, the high intensity that can adapt to various equipment are stirred to react demand and leakproofness demand.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram shown in FIG. 1 for sealing cover, step, lower bearing end cap and its internal part；

Fig. 3 is the portion A shown in Fig. 2 enlarged drawing；

Fig. 4 is the intracorporal structural schematic diagram of seal closure in A-A cross-sectional view shown in Fig. 2；

Fig. 5 is that the structure that the flushing liquor shown in Fig. 2 for removing upper bearing (metal) group, top chock and lower bearing group rinses process is shown It is intended to.

Marked in the figure: 1. steps, 2. outer supports, 3. outer magnetic revolving bodies, magnetic revolving body in 4., 5. sealing covers, 6. agitating shaft, 7. lower bearing groups, 8. outer steels, magnet steel in 9., 10. flushing liquor intake channels, 11. flushing liquor exit passageways, 12. Lower bearing end cap, 13. gaps, 14. single mechanical end face seals, 15. labyrinth seals, 16. rotating rings, 17. stationary rings, 18. holddown springs, 19. end face, 20. toroidal cavities, 21. inner supporting bodies, 22. first annular gaps, 23. second annular gaps, 24. top chocks, 25. upper bearing (metal) group, 26. flange seats, 27. thrust bearings, 28. first circulation water jackets, 29. first connecting flanges, 30. second connections Flange, 31. first circulation water inlet channels, 32. first circulation water out channels, 33. first annular water cavities, 34. overflow port pipes Road, 35. filter devices, 36. second circulation water jackets, 37. second annular water chambers, 38. second circulation water inlet channels, 39. second Circulating water outlet channel, 40. third connecting flanges, 41. the 4th connecting flanges, 42. kettle covers, 43. flanges, 44. first bolts, 45. top bearing group, 46. center connecting shafts, 47. blind holes, 48. first angular contact ball bearings, 49. second angular contact ball bearings, 50. third angular contact ball bearing, 51. step inner cavities, 52. second bolts.

Specific embodiment

The utility model is described in further detail in the following with reference to the drawings and specific embodiments, to help the utility model is understood Content.Method used in the utility model is conventional method unless otherwise required；Used raw material and dress It sets, is conventional commercial product unless otherwise required.

As shown in Figure 1, the utility model provides a kind of reaction kettle flushing magnetic driver device certainly, is equipped with lower bearing Seat 1, outer support 2, power drive unit, outer magnetic revolving body 3, interior magnetic revolving body 4, sealing cover 5, agitating shaft 6, lower bearing group 7, the upside of step 1 is equipped with outer support 2, and outer support 2 is equipped with power drive unit (Fig. 1 omission), power drive The power output shaft of device and outer magnetic revolving body 3 link, and power output device can be motor；Outer magnetic revolving body 3 and interior magnetic Revolving body 4 is linked by magnetic coupling, setting sealing cover 5, outer magnetic revolving body 3 between outer magnetic revolving body 3 and interior magnetic revolving body 4 Substantially in back-off cup-like structure, it is equipped with the outer steel 8 for being fixed on its side wall, outer steel 8 is arranged in outer support 2 and seal closure Between body 5, interior magnetic revolving body 4 is equipped with the interior magnet steel 9 for being fixed on its side wall, and outer steel 8 and interior magnet steel 9 are permanent magnet, outer magnetic Revolving body 3 covers on interior magnetic revolving body 4 wherein, is provided between outer magnetic revolving body 3 and interior magnetic revolving body 4 equally substantially in It detains and seals cover 5 made of cup-shaped, non-magnetizer, the bottom of sealing cover 5 is connected with the upside of step 1, makes close The inner cavity of sealing cover body 5 is connected with the inner cavity of step 1, and agitating shaft 6 therethrough, agitating shaft 6 are equipped in step 1 It is fixed in step 1 by lower bearing group 7, the upper end of agitating shaft 6 and interior magnetic revolving body 4 link.Work as power output device When driving the rotation of outer magnetic revolving body 3, magnetic field energy penetrates air-gap and namagnetic substance, and the interior magnetic being connected with agitating shaft 6 is driven to return Swivel 4 makees synchronous rotary, realizes the non contact transmission of power.Meanwhile magnetic drive belongs to contactless torque transmission, it can be effective Phenomena such as avoiding overload, vibration, effectively protects equipment.

As shown in Fig. 2, Fig. 4, the utility model step 1 offers flushing liquor intake channel 10 and flushing liquor outlet is logical Road 11, flushing liquor intake channel 10 are connected with the inner cavity of step 1, flushing liquor exit passageway 11 and sealing 5 inner cavity of cover It is connected；The downside of step 1 is connected with lower bearing end cap 12, and agitating shaft 6 runs through lower bearing end cap 12, agitating shaft 6 with Gap 13 between lower bearing end cap 12 successively uses single mechanical end face seal 14 and labyrinth seal 15 from top to bottom；Step 1 upside is connect with the sealed bottom of sealing cover 5；The downside of step 1 and lower bearing end cap 12 are tightly connected.Seal closure Body 5, step 1 inner cavity be a seal chamber, it is close with this that only there are flushing liquor intake channels 10 and flushing liquor exit passageway 11 Envelope chamber is connected, and static seal is realized by sealing cover 5, due to using static seal, to realize high pressure resistant, zero leakage.Instead It answers in kettle normal operation, flushing liquor enters from flushing liquor intake channel 10, the lower bearing group 7 in step 1 Gap is flowed out into entire seal cover cavity, then from flushing liquor exit passageway 11, without dismantling magnetic driver device, is not necessarily to It shuts down, had both completed flushing, the lubrication work of each component in entire seal closure, and made to clean simpler convenience, extend making for bearing With the service life, and heat is taken away, has reduced device temperature, effectively avoid outer magnetic revolving body 3 and transported at a high speed with interior magnetic revolving body 4 High temperature when turning takes off magnetic.In order to keep the flushing work of device in entire seal closure more sufficiently and efficient, seals and also set in cover 5 There are inner supporting body 21, the tubular structure that inner supporting body 21 is open for upper and lower ends, and the lower end of inner supporting body 21 and step 1 Upside be tightly connected；Agitating shaft 6 is arranged in inner supporting body 21, and between 21 inner wall of the outer wall of agitating shaft 6 and inner supporting body Equipped with first annular gap 22；It seals and is equipped with the second annular gap 23 between the inner wall of cover 5 and the outer wall of inner supporting body 21；The The upper end of one annular gap 22 is connected with the second annular gap 23；The lower end in first annular gap 22 is interior with step 1 Chamber is connected, and the second annular gap 23 is connected with flushing liquor exit passageway 11.As shown in Figure 5, in order to make flushing liquor rinse flow Journey is more clear and intuitively, upper bearing (metal) group, top chock and lower bearing group is removed in Fig. 2, and simplified, and forms structure and shows It is intended to；In reaction kettle normal operation, flushing liquor enters from flushing liquor intake channel 10, through the lower axle where lower bearing group 7 1 inner cavity 51 of seat is held, the first annular gap 22 between 21 inner wall of outer wall and inner supporting body of agitating shaft 6 continues up stream It is dynamic, until at the upper end opening of inner supporting body 21, then be downwardly into sealing cover 5 inner wall and inner supporting body 21 outer wall it Between the second annular gap 23, continue to flow downward, finally from flushing liquor exit passageway 11 flow out.The setting of inner supporting body 21, Flushing liquor is extended in the glide path and flowing time of sealing cover 5, effectively improves flushing liquor in entire sealing cover 5 The flushing of each device, lubricant effect further extend the service life of bearing, more heats are taken away in the unit time, effectively Device temperature is reduced, the significantly more efficient high temperature for avoiding outer magnetic revolving body 3 and interior magnetic revolving body 4 takes off magnetic.

As shown in Fig. 1-Fig. 3, in flushing process, flushing liquor is from the bottom leaky of step 1 to reaction kettle in order to prevent It is interior, lower bearing end cap 12, and the gap 13 between lower bearing end cap 12 and agitating shaft 6 are connected in the sealed bottom of step 1 Single mechanical end face seal 14 and labyrinth seal 15 are successively used from top to bottom, wherein single mechanical end face seal 14 is commercial product, Directly purchase installation, main component are that rotating ring 16, stationary ring 17, holddown spring 18 and connection are arranged in 16 and of rotating ring End face 19 between stationary ring 17, working principle are to make the end face 19 of opposite sliding in Fluid pressure perpendicular to axis by least a pair of Under the effect of the elastic force of holddown spring 18, keeps being bonded and cooperate auxiliary seal and reach the device of Drain Resistance, there is sealing effect The advantages that excellent and service life is long.Seam in the lower section of single mechanical end face seal 14, and between agitating shaft 6 and lower bearing end cap 12 Labyrinth seal 15 is used at gap 13, i.e., is equipped with the multiple annular skies opened up side by side from top to bottom in the inner surface of lower bearing end cap 12 Chamber 20, the toroidal cavity 20 are connected with the gap 13 between agitating shaft 6 and lower bearing end cap 12, form above-mentioned labyrinth seal 15 Structure, based on the principle of labyrinth seal 15, labyrinth seal 15 generates labyrinth effect, and labyrinth effect is that fluid passes through labyrinth generation resistance Power and the function for making its flow reduction have hydrodynamics effect on the one hand for liquid, receive including mill inhibition effect, a fluid stream Contracting effect, when there is flushing liquor to start to have a small amount of leakage flow to enter labyrinth seal 15 downwards from single mechanical end face seal 14, labyrinth is close It seals 15 pairs of flushing liquors and generates mill inhibition effect, a fluid stream blockage effect, the friction which respectively generate flushing liquor viscosity makes to rinse The influence of liquid inertia and generate contraction, thus effectively prevent flushing liquor continuation leak downwards, realize sealing effect；On the other hand For gas, there is thermomechanical effect, when the gas in reaction kettle is upwardly into labyrinth seal 15, labyrinth seal 15 is to the gas Body generates thermomechanical effect, to effectively gas be prevented to continue up infiltration, while the gas permeated up in labyrinth seal 15 Also the flushing liquor in single mechanical end face seal 14 is effectively prevented to continue leakage downwards.Single mechanical end face seal 14 and labyrinth seal 15 dual synergistic effects, effectively improve leakproofness, protect the medium in kettle not contaminated, guarantee the high-purity of reaction mass.

As shown in Fig. 1, Fig. 2, in reaction kettle normal operation, in order to keep the rotation of agitating shaft 6 more stable, reliable, Top chock 24, upper bearing (metal) group 25 and flange seat 26 are additionally provided in sealing cover 5, and stirring therethrough is equipped in top chock 24 Axis 6 is mixed, agitating shaft 6 is fixed in top chock 24 by upper bearing (metal) group 25；The upper end of agitating shaft 6 extends upward through upper bearing (metal) group 25 It is fixedly connected afterwards with flange seat 26；Top layer in upper bearing (metal) group 25 is thrust bearing 27, the bottom of flange seat 26 and thrust axis It holds 27 upper set to be connected, thrust bearing 27 keeps the rotation of flange seat 26 more flexible, and effective reduce was transmitted in mechanical energy Because of energy loss caused by frictional force in journey；Top chock 24 is fixedly connected with the upper end of inner supporting body 21, due to inner supporting body 21 support fixed function keeps top chock 24, upper bearing (metal) group 25 and flange seat 26 firm, reliable；Exist in upper bearing (metal) group 25 Gap interconnects first annular gap 22 with the second annular gap 23, and flushing liquor is flowed up from first annular gap 22, By upper bearing (metal) group 25, into the second annular gap 23；Flange seat 26 is connected with interior magnetic revolving body 4, and interior magnetic revolving body 4 is set It sets between sealing cover 5 and inner supporting body 21.Interior magnetic revolving body 4 is linked by the upper end of flange seat 26 and agitating shaft 6, when interior When magnetic 4 Forced rotation of revolving body, drives agitating shaft 6 to rotate by flange seat 26 by interior magnetic revolving body 4, realize material in reactor Stirring.Top chock 24, upper bearing (metal) group 25 and flange seat 26 keep the rotation of agitating shaft 6 more stable and reliable, effective to protect Reaction kettle has been demonstrate,proved to continue normally to operate.

As shown in Figure 1, it in reaction kettle normal operation, is turned round to further decrease outer magnetic revolving body 3 with interior magnetic The heat generated in 4 high-speed rotation of body, the utility model are additionally provided with first circulation cooling device, first circulation cooling device Equipped with first circulation water jacket 28, first circulation water jacket 28 be equipped with outer support 2, the first connecting flange 29, the second connecting flange 30, First circulation water inlet channel 31 and first circulation water out channel 32, the top of outer support 2 and 29 phase of the first connecting flange Connection, the bottom of outer support 2 and the second connecting flange 30 are tightly connected, and seal the bottom outer wall and the second connection method of cover 5 Orchid 30 is tightly connected, and outer support 2, sealing cover 5 and the second connecting flange 30 constitute the first annular water cavity 33 of sealed bottom； First circulation water inlet channel 31 and first circulation water out channel 32 are connected with outer support 2, and first circulation water enters Mouth 31 position of channel is lower than first circulation water out channel 32.In reaction kettle normal operation, cooling water is from first circulation water Access road 31 enters first annular water cavity 33, flows up along first annular water cavity 33, from first circulation water out channel 32 outflows have taken away the heat generated in outer magnetic revolving body 3 and interior 4 high-speed rotation of magnetic revolving body, have effectively reduced outer magnetic The temperature of revolving body 3 and interior magnetic revolving body 4 is further ensured that outer magnetic revolving body 3 does not take off with interior magnetic revolving body 4 when running at high speed Magnetic.The first circulation water jacket 28 of first circulation cooling device is also provided with overflow port pipeline 34, overflow port pipeline 34 and outer branch Support body 2 is connected, and the position of overflow port pipeline 34 is higher than first circulation water out channel 32, when cold in first annular water cavity 33 Waterborne to rise to behind first circulation water out channel 32 when continuing to rise, until overflow port pipeline 34 overflows, prevent the Hydraulic pressure is excessive and damage equipment in one annular water chamber 33.It can also be connected on first circulation water inlet channel 31 equipped with filter device 35, for filtering the impurity in cooling water, avoid equipment from being corroded, filter device 35 is commercial product, interior to be equipped with filter screen.

As shown in Figure 1, in reaction kettle normal operation, in order to further avoid producing from high-temperature gas in reaction kettle Raw heat influences, and the utility model is additionally provided with second circulation cooling device, and it is in cylindrical structure that second circulation cooling device, which is equipped with, Second circulation water jacket 36, the side wall of second circulation water jacket 36 be equipped with the second annular water chamber 37 and respectively with the second annular water The second circulation water inlet channel 38 and second circulation water out channel 39 that chamber 37 is connected, 38, second circulation water inlet channel Preferably lower than second circulation water out channel 39 is set, in contrast, second circulation water inlet channel 38 is closer away from reaction kettle inner cavity, Cooling water cooling effect can be effectively improved.36 inner cavity of second circulation water jacket is arranged with agitating shaft 6 therethrough, and second follows The upper end of ring water jacket 36 is connected by third connecting flange 40 with the downside of step 1, the lower end of second circulation water jacket 36 It is connected with the kettle cover 42 of reaction kettle by the first bolt 44 by the 4th connecting flange 41, it is stronger in order to make to connect, lead to Flange 43 is often connected on kettle cover 42, the lower end of second circulation water jacket 36 is connected by the 4th connecting flange 41 with flange 43 It connects；Second connecting flange 30 is attached with third connecting flange 40 by the second bolt 52, to make second circulation water jacket 36 It is more stable, reliable.In reaction kettle normal operation, cooling water enters the second annular water from second circulation water inlet channel 38 Chamber 37 is flowed up along the second annular water chamber 37, is finally flowed out from second circulation water out channel 39, has been taken away and carried out autoreaction The heat that high-temperature gas generates in kettle, the high temperature completely cut off in reaction kettle continue up Spreading and diffusion, are further ensured that outer magnetic revolution Body 3 and interior magnetic revolving body 4 are not influenced by the high temperature in reaction kettle, guarantee that it does not take off magnetic when running at high speed.Further, it is confused Palace sealing 15 is arranged in 36 inner cavity of second circulation water jacket, and the gas temperature in reaction kettle is effectively reduced, further increases fan Palace seals 15 gas seal properties.

As shown in Figure 1, for the ease of effective connection of power drive unit (such as motor) and outer magnetic revolving body 3, originally Utility model is additionally provided with top bearing group 45, and the central upper portion connecting shaft 46 of outer magnetic revolving body 3 is fixed by top bearing group 45 In the centre bore of the first connecting flange 29, blind hole 47, the center of blind hole 47 and outer magnetic revolving body 3 are equipped in center connecting shaft 46 Axis coincides, and the power output shaft of power drive unit is inserted into blind hole 47, makes motor and the fixed company of outer magnetic revolving body 3 It connects, generallys use key connection mode.Top bearing group 45 can be made of multiple third angular contact ball bearings 50, contact ball bearing tool The advantages that radial load and axial load can be born simultaneously by having, and can be worked at higher rotational speeds meets outer 3 high speed of magnetic revolving body The requirement of operating.

As shown in Fig. 1, Fig. 2, the utility model lower bearing group 7 can be made of multiple first angular contact ball bearings 48.Upper axis Multiple second angular contact ball bearings 49 can be also equipped with by holding group 25, and the second angular contact ball bearing 49 is arranged under thrust bearing 27 Side.First angular contact ball bearing 48 and the second angular contact ball bearing 49 are contact ball bearing, and radial direction can be born simultaneously by having Load and axial load, the advantages that capable of working at higher rotational speeds, and upper bearing (metal) group 25 and lower bearing group 7 are arranged at sealing In cover 5, in reaction kettle normal operation, the flushing liquor full of flowing in cover 5 is sealed, promotes upper bearing (metal) group 25 under The lubricant effect of bearing group 7, and the heat generated in its rotation process is taken away, meet the high-speed rotating requirement of agitating shaft 6, into one Step extends the service life of bearing.

The utility model with existing equipment operate operating condition compared with, have structure it is simple, it is easy to clean, from rinse, it is efficient, low Energy consumption, run smoothly, high temperature resistant the advantages that, be provided on reaction kettle, can be realized thing liquid stable reaction in reaction kettle, reaction ring Border easily manipulates, is with short production cycle, efficient high production capacity and other effects, does not need shutdown operation during the rinsing process, improves working efficiency. The utility model is applicable not only to reaction kettle, and the high intensity that can adapt to various equipment is stirred to react demand and leakproofness demand, Meet the requirement of industrialization, continuous production.

In the description of the present invention, it should be understood that term "left", "right", "upper", "lower", "top", "bottom", The orientation or positional relationship of the instructions such as "front", "rear", "inner", "outside", " back ", " centre " is orientation based on the figure or position Relationship is set, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning Must have specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

Only as described above, only specific embodiment of the utility model, when the utility model cannot be limited with this The range of implementation, therefore the displacement of its equivalent assemblies, or according to equivalent changes and modifications made by the utility model patent protection scope, It should still belong to the scope that the utility model claims book is covered.

Claims (10)

1. a kind of reaction kettle use from rinse magnetic driver device, be equipped with step, outer support, power drive unit, Outer magnetic revolving body, interior magnetic revolving body, sealing cover, agitating shaft, lower bearing group；The upside of the step is equipped with the outer branch Support body, the outer support are equipped with the power drive unit, and the power drive unit and the outer magnetic revolving body link, The outer magnetic revolving body and the interior magnetic revolving body are linked by magnetic coupling, the outer magnetic revolving body and the interior magnetic revolving body Between the sealing cover is set, be connected on the upside of the bottom of the sealing cover and the step, make the sealing The inner cavity of cover is connected with the inner cavity of the step, and the agitating shaft therethrough is equipped in the step, The agitating shaft is fixed in the step by the lower bearing group, and the upper end of the agitating shaft and the interior magnetic turn round Body linkage, which is characterized in that the step offers flushing liquor intake channel and flushing liquor exit passageway, the flushing liquor Intake channel is connected with the inner cavity of the step, and the flushing liquor exit passageway is connected with the sealing mask body intracavity It is logical；Lower bearing end cap is connected on the downside of the step, the agitating shaft runs through the lower bearing end cap, the stirring Gap between axis and the lower bearing end cap successively uses single mechanical end face seal and labyrinth seal, the labyrinth from top to bottom Sealing is equipped with toroidal cavity, and multiple toroidal cavities are disposed side by side on the inner surface of the lower bearing end cap from top to bottom, and The gap between the toroidal cavity and agitating shaft and lower bearing end cap is connected；The upside of the step with it is described The sealed bottom connection of cover is sealed, the downside of the step is connect with the lower bearing end cap seal.

2. a kind of reaction kettle according to claim 1 is used from flushing magnetic driver device, which is characterized in that the sealing Inner supporting body is additionally provided in cover, the inner supporting body is the tubular structure of upper and lower ends opening, and under the inner supporting body End and the upside of the step are tightly connected；It is arranged with the agitating shaft in the inner supporting body, and the agitating shaft The first gap is equipped between outer wall and the inner supporting body inner wall；The inner wall of the sealing cover and the outer wall of the inner supporting body Between be equipped with the second gap；First gap is connected with second gap；First gap and the step Inner cavity be connected, second gap is connected with the flushing liquor exit passageway.

3. a kind of reaction kettle according to claim 2 is used from flushing magnetic driver device, which is characterized in that the sealing It is additionally provided with top chock, upper bearing (metal) group and flange seat in cover, the agitating shaft therethrough is equipped in the top chock, The agitating shaft is fixed in the top chock by the upper bearing (metal) group；The upper end of the agitating shaft extends upward through on described It is fixedly connected after bearing group with the flange seat；Top layer in the upper bearing (metal) group is thrust bearing, the bottom of the flange seat Portion is connected with the upper set of the thrust bearing；The top chock is fixedly connected with the upper end of the inner supporting body；The method Blue seat is connected with the interior magnetic revolving body, the interior magnetic revolving body setting the sealing cover and the inner supporting body it Between.

4. a kind of reaction kettle according to claim 1 is used from rinsing magnetic driver device, which is characterized in that be additionally provided with the One cooling back installation, the first circulation cooling device are equipped with first circulation water jacket, and the first circulation water jacket is equipped with described Outer support, the first connecting flange, the second connecting flange, first circulation water inlet channel and first circulation water out channel, institute The top for stating outer support is connected with first connecting flange, the bottom of the outer support and second connecting flange It is tightly connected, the bottom outer wall of the sealing cover and second connecting flange are tightly connected, the outer support, described close Sealing cover body and second connecting flange constitute the first annular water cavity of sealed bottom；First circulation water inlet channel and institute It states first circulation water out channel to be connected with the outer support, and the first circulation water inlet channel position is lower than institute State first circulation water out channel.

5. a kind of reaction kettle according to claim 4 is used from flushing magnetic driver device, which is characterized in that described first Cooling back installation is additionally provided with overflow port pipeline, and the overflow port pipeline is connected with the outer support, and the overflow port Conduit positions are higher than first circulation water out channel.

6. a kind of reaction kettle according to claim 4 is used from flushing magnetic driver device, which is characterized in that be additionally provided with top The central upper portion connecting shaft of portion's bearing group, the outer magnetic revolving body is fixed on first connection method by the top bearing group In blue centre bore.

7. a kind of reaction kettle according to claim 4 is used from flushing magnetic driver device, which is characterized in that described first Connection is equipped with filter device on recirculated water access road.

8. a kind of reaction kettle according to claim 1-7 is used from flushing magnetic driver device, which is characterized in that It is additionally provided with second circulation cooling device, the second circulation cooling device is equipped with second circulation water jacket, the second circulation water jacket The second circulation water inlet channel and second being connected equipped with the second annular water chamber and respectively with second annular water chamber are followed Ring water out channel；The agitating shaft therethrough, and the second circulation water jacket are arranged in the second circulation water jacket Upper end by being connected on the downside of third connecting flange and the step, the lower end of the second circulation water jacket passes through the Four connecting flanges are connected with the kettle cover of the reaction kettle.

9. a kind of reaction kettle according to claim 1 is used from flushing magnetic driver device, which is characterized in that the lower axle Group is held to be made of multiple first angular contact ball bearings.

10. a kind of reaction kettle according to claim 3 is used from flushing magnetic driver device, which is characterized in that on described Bearing group is additionally provided with multiple second angular contact ball bearings, and second angular contact ball bearing is arranged under the thrust bearing Side.