CN206199266U - A kind of two cavate birotor polymer reactors - Google Patents
A kind of two cavate birotor polymer reactors Download PDFInfo
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- CN206199266U CN206199266U CN201621177103.6U CN201621177103U CN206199266U CN 206199266 U CN206199266 U CN 206199266U CN 201621177103 U CN201621177103 U CN 201621177103U CN 206199266 U CN206199266 U CN 206199266U
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Abstract
The utility model is related to a kind of two cavates birotor polymer reactor, including outer cylinder body and inner barrel, inner barrel left end bottom is provided with material inlet, right end cap right side is connected with discharge chamber, inner barrel is connected by the discharge opening and air-vent on right end cap with discharge chamber, and the bottom of discharge chamber is provided with material outlet;Inner cylinder intracoelomic cavity is provided with two roots rotor axles, and two armature spindle axis are parallel with outer barrel body axis and on same horizontal plane, and two armature spindles are symmetrically positioned in the both sides of outer barrel body axis;It is evenly distributed with multiple leaf discs vertically on the armature spindle of inner barrel, the leaf disc on two roots rotor axles is arranged in pairs and is intermeshed;The Ding Hu centers of each leaf disc are connected to the scraper of axially symmetric extension, and the top arc peak of the knife edge of each scraper respectively with leaf disc is concordant;The upper half of inner barrel is semicircle, and the lower half of inner barrel matches with the revolution profile of two lobed rotors.The viscosity-increasing reactor devolatilization effect is good, product quality stabilization.
Description
Technical field
The utility model is related to a kind of two cavates birotor polymer reactor, belongs to adhesive aggregation compound high and manufactures equipment
Technical field.
Background technology
Traditional polymer viscosified reactor includes horizontal outer cylinder body, and the inner chamber of outer cylinder body is provided with the inner cylinder for holding material
The left and right port of body, inner barrel and outer cylinder body is closed by left and right end cap, is thermal medium chamber between inner barrel and outer cylinder body, interior
Gaseous phase outlet is connected with the top of cylinder, the left end of inner barrel is connected with material inlet, and the right-hand member bottom of inner barrel is connected with thing
Material outlet, is provided with stirring rotator vertically in inner barrel, the height of the bottom about 1/3rd of inner barrel is liquid Space, inner cylinder
The top of body is gas-phase space, and gas-phase space top is provided with vacuum orifice.High temperature heat conductive oil is passed through in thermal medium chamber to thing
Material is heated, stirring rotator constantly by the material stirring of liquid Space and band to gas-phase space with devolatilization.Stirring
Mix in devolatilization processes, if the material of inner barrel bottom or leaf disc surface can not be upgraded in time, the material of delay is just
Can be bonded on the barrel of inner barrel, or be bonded on stirring rotator, the length of time one will be gradually after material loses flowability
Carbonization, is eventually fallen into and stain material is produced in the middle of material, it is often necessary to which kettle is washed in parking, and unstable product quality, the cycle of operation is short.
Utility model content
The purpose of this utility model is to overcome problems of the prior art, there is provided a kind of two cavates birotor gathers
Compound reactor, devolatilization effect is good, product quality stabilization.
It is to solve above technical problem, a kind of two cavates birotor polymer reactor of the present utility model, including horizontal
Outer cylinder body, the inner chamber of the outer cylinder body is provided with the left and right port quilt of the inner barrel for holding material, the inner barrel and outer cylinder body
Left and right end cap closing, is thermal medium chamber between the inner barrel and outer cylinder body, is connected with gas phase at the top of the inner barrel and goes out
Mouthful, the left end of the inner barrel is connected with material inlet, it is characterised in that:The right-hand member of the right end cap is connected with discharge chamber, institute
The right-hand member bottom for stating inner barrel is connected by the discharge opening on right end cap with the discharge chamber, and the right-hand member top of the inner barrel leads to
The air-vent crossed on right end cap is connected with the discharge chamber, and the bottom of the discharge chamber is connected with material outlet, the inner barrel
Inner chamber be provided with two armature spindles being parallel to each other, the two ends of armature spindle described in two are respectively supported on the left and right end cap, two
The axis of the armature spindle is parallel with the axis of the outer cylinder body and on same horizontal plane, the axis pair of two armature spindles
Claim positioned at the both sides of outer barrel body axis;Multiple leaf discs are evenly distributed with the armature spindle vertically, on two roots rotor axles
Leaf disc be arranged in pairs and be intermeshed composition a pair intermeshing lobed rotors;In the top arc of each leaf disc
The heart is connected to the scraper of axially symmetric extension, the knife edge of each scraper respectively with the top arc highest of the leaf disc in place
Point is concordant;The upper half of the inner barrel is semicircle, the revolution profile phase of the lower half of the inner barrel and two lobed rotors
It coincide.
Relative to prior art, the utility model achieves following beneficial effect:A pair intermeshing lobed rotors exist
Less gap is remained during synchronous axial system each other, the lower half of inner barrel is two sections of intersecting circular arcs, is made whole
The section of individual inner barrel is presented inverted heart-shaped or honey peach shape, and liquid phase material is located at double curved bottoms of inner barrel.Thermal medium
High temperature thermal medium such as conduction oil is passed through in matter chamber, the polymer masses of internal cylinder lumen are heated, material is from material
Import enters inner barrel, and axially flowing is stirred while being heated on one side, and polymer volatile matter under high temperature action overflows and produces
Polymerisation, viscosity gradually increases;With the rotation of leaf disc, two groups of scrapers continue the curved bottom of inswept inner barrel, no
Disconnected agitation material is simultaneously volatilized material web to gas-phase space, is completed discharge opening of the material after thickening from right end cap and is entered
Discharge chamber, from material outlet outflow.During thickening, scraper can enter to the lower half of inner barrel and the leaf disc being meshed
Row scraper, constantly updates the material of inner barrel bottom and leaf disc surface, will not be detained generation bonding, it is to avoid produce stain
Material, improves product quality, extends the time of continuous work, improves production efficiency.
Used as improvement of the present utility model, each leaf disc is respectively equipped with three leaves being distributed in positive triangle star
Valve, the Ding Hu centers of each flap are respectively equipped with the scraper.Using the leaf disc of trilobal cross, rotated a circle per roots rotor axle,
Internal cylinder body bottom, adjacent leaf disc surface scraper three times, leaf a pair discs intermeshings, it is ensured that scraper is uniform and scraper
Mutually avoid.
As further improvement of the utility model, it is respectively symmetrically in each flap of each leaf disc and is provided with material
Through hole.Material through hole is easy to material quickly and conveniently to flow in the axial direction, and it is favourable to be symmetrical arranged material through hole on leaf disc
In the dynamic balancing of leaf disc.
As further improvement of the utility model, the knife edge running orbit line of each scraper and the inner barrel inwall
And the gap between the leaf disc being meshed is 3~15mm, the gap between axially adjacent scraper side is 3~8mm.
It is under this gap, it is ensured that the effect of scraper, and the need for meeting and expanding with heat and contract with cold and easy to process.
As further improvement of the utility model, the fuisw rib extended along the hand of spiral is provided with the thermal medium chamber
Plate, the bottom of per pass water conservancy diversion gusset is respectively equipped with thermal medium through hole.Water conservancy diversion gusset both plays support inner barrel and reinforcement
Effect, causes that most of conduction oil advances along the periphery helical form of inner barrel again, extends the flowing stroke of conduction oil, and heating is equal
Even and heat exchange efficiency is high, the thermal medium through hole on per pass water conservancy diversion gusset causes that part conduction oil flows vertically, is conducive to brokenly
The circulation of bad conduction oil, improves heat transfer effect, can be by thermal medium through hole by the conduction oil in thermal medium chamber during parking
Release clean.
Used as further improvement of the utility model, each leaf disc is towards the end face Shang Cheng centers pair of material outlet
Title is distributed with plug-flow bar, and each plug-flow bar is distributed along each flap edge of leaf disc, and each plug-flow bar is in place leaf
Shape disc is gradually inclined when rotating to material outlet direction.Because the mobility of high-viscosity polymer is poor, leaf disc exists
While rotary scraping, plug-flow bar continues to push material to Way out, is conducive to improving mobility of the material in axial direction;It is leaf
When disc rotates, plug-flow bar protrudes the relatively thin side of leaf disc first cuts material, then be gradually transition to protrude leaf disc compared with
Thick side, is conducive to reducing the resistance in operating.
Used as further improvement of the utility model, the two ends of armature spindle described in two are distinguished through the position of left and right end cap
Thread seal section is provided with, the rotation direction of the thread seal section is opposite with the direction of rotation of place armature spindle.The material of leakage is in spiral shell
Under the backpitch of line seal section is oriented to, flow back in inner barrel, the load of rotor shaft end mechanical seal can be mitigated.
Used as further improvement of the utility model, the outside of the thread seal section is respectively equipped with axle sleeve, the axle sleeve
It is scheduled on the armature spindle by keying and the external end head inner circumferential of axle sleeve realizes sealing, the axle sleeve by O-ring with armature spindle
Outer face be pressed with back-up ring, the back-up ring be provided with axially through back-up ring pin-and-hole, short pin, institute are plugged with the back-up ring pin-and-hole
State in the counterbore of the inner termination insertion axle sleeve outer face of short pin, the outer face of the back-up ring is pressed with locking nut, the lock
Tight nut is screwed on the armature spindle;The periphery of the axle sleeve is by bearings on left end cap.By on armature spindle
Suit axle sleeve, with the life-span of Extending Rotor axle, can reduce the difficulty of processing of armature spindle;Because axle sleeve is easy to process and changes, drop
Low maintenance cost;The inner termination of axle sleeve is resisted against on the end face of thread seal section by sealing gasket, and the external end head of axle sleeve passes through
Back-up ring and locking nut realize axially position, and short pin realizes the radial positioning of axle sleeve and back-up ring, axle sleeve by bearing realize with
Relative rotation between end cap.
Used as further improvement of the utility model, the central hole of the left end cap is respectively welded end cap seal seat,
The bottom outlet of the end cap seal seat is located at the periphery of thread seal section, is provided with the sealed letter of the end cap seal seat close
Big envelope;Multiple-sealed device is installed, the periphery of the sealing shroud is provided between the inner chamber of the sealing shroud and the armature spindle
The sealing shroud flange for radially stretching out, the inner face of the sealing shroud flange is pressed in the external port of the end cap seal seat
On;The inner ring of the bearing is fixed on the periphery of the axle sleeve by jump ring, and the outer ring of the bearing is fixed in the support of bearing,
The inner face of the support of bearing is pressed on the outer face of the sealing shroud flange, and the outer ring outside of the bearing is pressed with gland,
The outer rim of the gland is pressed on the support of bearing, and the gland, the support of bearing and sealing shroud flange are solid by stock stud
It is scheduled on the end cap seal seat.Less gap between the bottom outlet of end cap seal seat and thread seal section periphery, is conducive to hair
Wave the sealing function of thread seal section backpitch;Annulus on the outside of end cap seal seat bottom outlet forms sealed letter, close in end cap
Seal and sealing shroud and multiple-sealed device are installed in the sealed letter of seat, can completely prevent the leakage of reactor, prevent in reactor
Vacuum destroyed;Jump ring realizes the positioning of bearing inner race, and gland, the support of bearing and sealing shroud flange realize bearing outer ring
Positioning, stock stud sequentially passes through gland, the support of bearing and sealing shroud flange and is screwed on end cap seal seat, realizes each above
The fixation of part.
As further improvement of the utility model, be provided with sealing fluid duct in the sealing shroud, the sealing shroud it is interior
Chamber is sequentially provided with crenellated radial labyrinth seal, oil sealing one, oil sealing two, oil sealing three, oil sealing four and oil sealing five, each oil from inside to outside
It is spaced from each other by oil flinger ring between envelope, the opening of oil sealing one and oil sealing four is inside, the opening of oil sealing two, oil sealing three and oil sealing five
Outwards, the oil flinger ring between oil sealing two and oil sealing three is provided with the oil flinger ring through hole communicated with the sealing fluid duct, the oil
The oil flinger ring through hole communicated with the sealing fluid duct also is provided with oil flinger ring between inside back cover and oil sealing four;The gland and institute
State and the inside oil sealing six in opening is installed in the annular groove between axle sleeve, the profit communicated with chamber where bearing is provided with the gland
Lubrication hole.During work, the plug screw of oilhole external end head is spun off, injected by lubricating oil gear pump oilhole downwards
Lubricating oil, lubricating oil is upwardly into space where bearing, then is flowed out from the oilhole of top, and oil sealing five and oil sealing six are located at axle
The both sides held and a pair of composition in opposite directions of the opening of oil sealing lip, under the pressure effect of lubricating oil, the lip of oil sealing five and oil sealing six
While opening holding on armature spindle, prevent lubricating oil from being leaked to both sides, while the heat for armature spindle being conducted and being come is taken away, extend
The service life of oil sealing five and oil sealing six.The plug screw of sealing fluid duct external end head is spun off, by sealing fluid gear pump downwards
Sealing fluid is injected in sealing fluid duct, sealing fluid is upwardly between oil sealing three and oil sealing four, then from the sealing fluid duct of top
Outflow, the lip opening of oil sealing three and oil sealing four is constituted a pair in opposite directions, under the pressure effect of sealing fluid, oil sealing three and oil sealing four
Lip open holding on armature spindle, prevent sealing fluid to both sides leak, while by armature spindle conduct and come heat take away,
The service life of extension oil sealing three and oil sealing four.Similarly, sealing fluid enters between oil sealing two and oil sealing three, and the lip of oil sealing two is opened
Mouth opens holding on armature spindle, prevents sealing fluid from being leaked to reactor direction, while heat is taken away, extends making for oil sealing two
With the life-span, lubricating oil is separated with reactor by multiple-sealed sap cavity.The lip opening of oil sealing one inwardly and zigzag radially
Labyrinth seal prevents the medium in reactor from leaking out jointly.Because oil sealing one and oil sealing two are installed on same oil flinger ring two
Side, in the case where oil sealing two is well cooled down, the operating temperature of oil sealing one also will not be very high.Rotor is made by above structure
The termination position of axle realizes reliable sealing, can prevent the vacuum in reactor from being destroyed, and prevents medium, lubricating oil and close
Sealing liquid is leaked, while the operating temperature of each oil sealing is than relatively low, long service life.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description, accompanying drawing only provides ginseng
Examine and used with explanation, be not used to limit the utility model.
Fig. 1 is the front view of the cavate birotor polymer reactor of the utility model two.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the cross-sectional view of Fig. 1.
Fig. 4 is the enlarged drawing at A positions in Fig. 1.
In figure:1. outer cylinder body;1a. outer cylinder body Heating mediums;1b. outer cylinder bodies heating agent is exported;2. inner barrel;2a. materials enter
Mouthful;2b. gaseous phase outlets;3. left end cap;4. right end cap;4a. discharge openings;4b. air-vents;5. thermal medium chamber;6. armature spindle;
6a. reverse thread seal sections;7. leaf disc;7a. material through hole;7b. plug-flow bars;8. scraper;9. water conservancy diversion gusset;9a. heating agents
Medium through hole;10. discharge chamber;10a. material outlets;10b. discharge chamber Heating mediums;10c. discharge chamber Heating mediums;11. gears
Circle;The short pins of 11a.;12. locking nuts;13. end cap seals seat;14. sealing shrouds;14a. sealing shroud flanges;14b. seals fluid apertures
Road;15. jump rings;16. bearings;17. supports of bearing;18. glands;18a. oilholes;19. stock studs;20. zigzag are radially
Labyrinth seal;21. oil sealings one;22. oil sealings two;23. oil sealings three;24. oil sealings four;25. oil sealings five;26. oil sealings six;27. oil removals
Ring;27a. oil flinger ring through holes;28. axle sleeves;28a. sleeve sealing circles.
Specific embodiment
As shown in Figure 1 to Figure 3, two cavates birotor polymer reactor of the present utility model includes horizontal outer cylinder body 1,
The inner chamber of outer cylinder body 1 is provided with the inner barrel 2 for holding material, and the left and right port of inner barrel 2 and outer cylinder body 1 is by left end cap 3, right-hand member
Lid 4 is closed, and is thermal medium chamber 5 between inner barrel 2 and outer cylinder body 1, and the bottom of outer cylinder body 1 is provided with outer cylinder body Heating medium 1a,
The top of outer cylinder body 1 is provided with outer cylinder body heating agent outlet 1b.The top of inner barrel 2 is connected with gaseous phase outlet 2b, the left end of inner barrel 2
Material inlet 2a is connected with, the right-hand member of right end cap 4 is connected with discharge chamber 10, and the right-hand member bottom of inner barrel 2 is by right end cap 4
Discharge opening 4a is connected with discharge chamber, and the right-hand member top of inner barrel is connected by the air-vent 4b on right end cap with discharge chamber 10, is gone out
Expect that the bottom of room 10 is connected with material outlet 10a.The periphery of discharge chamber 10 is provided with half pipe heater, and the lower end of half pipe heater sets
The upper end for having discharge chamber Heating medium 10b, half pipe heater is provided with discharge chamber Heating medium 10c.
The inner chamber of inner barrel 2 is provided with two armature spindles 6 being parallel to each other, and the two ends of two armature spindles 6 are respectively supported at left end
On lid 3, right end cap 4, the axis of two armature spindles 6 is parallel with the axis of outer cylinder body 1 and on same horizontal plane, two rotors
The axisymmetrical of axle 6 is located at the both sides of outer barrel body axis;Multiple leaf discs 7, two are evenly distributed with armature spindle 6 vertically
Leaf disc 7 on armature spindle 6 is arranged in pairs and is intermeshed a pair intermeshing lobed rotors of composition;Each leaf disc 7
Ding Hu centers be connected to the scraper 8 of axially symmetric extension, the knife edge of each scraper 8 respectively with the leaf disc 7 in place
Top arc peak is concordant;The upper half of inner barrel 2 is the revolution profile of semicircle, the lower half of inner barrel 2 and two lobed rotors
Match.
A pair intermeshing lobed rotors remain less gap, inner cylinder each other during synchronous axial system
The lower half of body 2 is two sections of intersecting circular arcs, makes the section of whole inner barrel 2 that inverted heart-shaped or honey peach shape, liquid phase is presented
Material is located at double curved bottoms of inner barrel 2.
High temperature thermal medium such as conduction oil is passed through in thermal medium chamber 5, the polymer masses of internal cylinder lumen are carried out
Heating, material enters inner barrel 2 from material inlet 2a, axially flows on one side while being heated stirring, polymer is in high temperature action
Lower volatile matter overflows and produces polymerisation, and viscosity gradually increases, and with the rotation of leaf disc 7, two groups of scrapers are lasting inswept
The curved bottom of inner barrel 2, constantly agitation material simultaneously material web to gas-phase space is volatilized, complete thickening after material from
Discharge opening 4a on right end cap 4 enters discharge chamber 10, from material outlet 10a outflows.
During thickening, scraper 8 can carry out scraper to the lower half of inner barrel 2 and the leaf disc 7 being meshed, and make interior
The material on cylinder body bottom and the surface of leaf disc 7 is constantly updated, and will not be detained generation bonding.
The knife edge of each scraper 8 is respectively slant cutting edge.The root of slant cutting edge is thicker, it is ensured that the intensity of scraper 8, tiltedly
To the termination of otch than sharp, be conducive to improving scraper effect.
Each leaf disc 7 is respectively equipped with three flaps being distributed in positive triangle star, the Ding Hu centers difference of each flap
It is provided with scraper 8.Using the leaf disc of trilobal cross, rotated a circle per roots rotor axle, internal cylinder body bottom, adjacent leaf disc surface
Scraper three times, leaf a pair disc intermeshings, it is ensured that scraper is uniform and scraper is mutually avoided.
It is respectively symmetrically in each flap of each leaf disc 7 and is provided with material through hole 7a.Material through hole 7a is easy to material along axle
Line direction is quickly and conveniently flowed, and the dynamic balancing that material through hole 7a is conducive to leaf disc is symmetrical arranged on leaf disc 7.
Gap between the knife edge running orbit line of each scraper 8 and inner barrel inwall and the leaf disc 7 being meshed for 3~
15mm, preferably 8mm.Gap between axially adjacent scraper side is 3~8mm, preferably 5mm.Both the effect of scraper had been ensured
Really, and the need for meeting and expanding with heat and contract with cold, it is and easy to process.
The water conservancy diversion gusset 9 extended along the hand of spiral is provided with thermal medium chamber 5, the bottom of per pass water conservancy diversion gusset 9 sets respectively
There is thermal medium through hole 9a.Water conservancy diversion gusset 9 both plays a part of to support inner barrel 2 and reinforcement, and most of conduction oil is caused again
Periphery helical form along inner barrel 2 is advanced, and extends the flowing stroke of conduction oil, homogeneous heating and heat exchange efficiency is high, and per pass is led
Thermal medium through hole 9a on stream gusset 9 causes that part conduction oil flows vertically, is conducive to destroying the circulation of conduction oil, improves
Heat transfer effect, can be released totally the conduction oil in thermal medium chamber 5 by thermal medium through hole 9a during parking.
, towards multiple plug-flow bar 7b are uniformly provided with the end face of material outlet 2b, each plug-flow bar 7b is in fan for each leaf disc 7
Shape is uniformly distributed, and each plug-flow bar 7b is gradually inclined when the leaf disc in place rotates to material outlet 2b directions.Because height is viscous
The mobility for spending polymer is poor, and while rotary scraping, plug-flow bar 7b continues to push material to exporter leaf disc 7
To, be conducive to improve material axial direction mobility;When leaf disc 7 rotates, plug-flow bar 7b protrudes relatively thin one of leaf disc 7
Material is first cut in side, then is gradually transition to protrude the thicker side of leaf disc 7, is conducive to reducing the resistance in operating.
The two ends of two armature spindles 6 are respectively equipped with thread seal section 6a, the rotation of thread seal section 6a through the position of left end cap 3
To opposite with the direction of rotation of place armature spindle 6.The material of leakage flows back to inner cylinder in the case where the backpitch of thread seal section 6a is oriented to
In body 2, the load of rotor shaft end mechanical seal can be mitigated.
As shown in figure 4, being respectively equipped with axle sleeve 28 on the outside of thread seal section 6a, axle sleeve 28 is scheduled on armature spindle 6 by keying
The external end head inner circumferential of upper and axle sleeve 28 realizes sealing by O-ring with armature spindle 6, and the outer face of axle sleeve 28 is pressed with back-up ring 11, keeps off
Be pressed on outermost sleeve sealing circle 28a on axle sleeve 28 and armature spindle by the inner face of circle 11, and back-up ring 11 is provided with and axially passes through
Logical back-up ring pin-and-hole, is plugged with short pin 11a in back-up ring pin-and-hole, in the counterbore of inner termination insertion axle sleeve 28 outer face of short pin 11a,
The outer face of back-up ring 11 is pressed with locking nut 12, and locking nut 12 is screwed on armature spindle 6;The periphery of axle sleeve 28 passes through bearing 16
It is supported on left end cap 3.By being set with axle sleeve 28 on armature spindle 6, armature spindle 6 can be reduced with the life-span of Extending Rotor axle 6
Difficulty of processing;Because axle sleeve 28 is easy to process and changes, maintenance cost is reduced;The inner termination of axle sleeve 28 by sealing gasket against
On the end face of thread seal section 6a, the external end head of axle sleeve 28 realizes axially position, short pin by back-up ring 11 and locking nut 12
11a realizes the radial positioning of axle sleeve 28 and back-up ring 11, and axle sleeve 28 realizes relative turn between left end cap 3 by bearing 16
It is dynamic.
The central hole of left end cap 3 is respectively welded end cap seal seat 13, and the bottom outlet of end cap seal seat 13 is close positioned at screw thread
The periphery of envelope section 6a, sealing shroud 14 is provided with the sealed letter of end cap seal seat 13;Between the inner chamber of sealing shroud 14 and armature spindle 6
Multiple-sealed device is installed, the periphery of sealing shroud 14 is provided with the sealing shroud flange 14a for radially stretching out, sealing shroud flange
The inner face of 14a is pressed in the external port of end cap seal seat 13;The inner ring of bearing 16 is fixed on the outer of axle sleeve 28 by jump ring 15
Week, the outer ring of bearing 16 is fixed in the support of bearing 17, and the inner face of the support of bearing 17 is pressed in the outer face of sealing shroud flange 14a
On, the outer ring outside of bearing 16 is pressed with gland 18, and the outer rim of gland 18 is pressed on the support of bearing 17, gland 18, the support of bearing 17
It is fixed on end cap seal seat 13 by stock stud 19 with sealing shroud flange 14a.
Less gap between the bottom outlet of end cap seal seat 13 and thread seal section 6a peripheries, is conducive to playing thread seal
The sealing function of section 6a backpitch;Annulus on the outside of end cap seal seat bottom outlet forms sealed letter, in end cap seal seat 13
Sealing shroud 14 and multiple-sealed device are installed in sealed letter, can completely prevent the leakage of reactor, prevent true in reactor
Sky is destroyed;Jump ring 15 realizes the positioning of bearing inner race, and gland 18, the support of bearing 17 and sealing shroud flange 14a realize bearing
The positioning of outer ring, stock stud 19 sequentially passes through gland 18, the support of bearing 17 and sealing shroud flange 14a and is screwed in end cap seal
On seat 13, the fixation of each part above is realized.
Sealing fluid duct 14b is provided with sealing shroud 14, the inner chamber of sealing shroud 14 is sequentially provided with zigzag radially from inside to outside
Labyrinth seal 20, oil sealing 1, oil sealing 2 22, oil sealing 3 23, oil sealing 4 24 and oil sealing 5 25, pass through oil flinger ring between each oil sealing
27 are spaced from each other, the opening of oil sealing 1 and oil sealing 4 24 inwardly, the opening of oil sealing 2 22, oil sealing 3 23 and oil sealing 5 25 to
Outward, the oil flinger ring 27 between oil sealing 2 22 and oil sealing 3 23 is provided with the oil flinger ring through hole 27a communicated with sealing fluid duct 14b,
The oil flinger ring through hole 27a communicated with sealing fluid duct 14b also is provided with oil flinger ring between oil sealing 3 23 and oil sealing 4 24;Gland
The inside oil sealing 6 26 in opening is installed in the annular groove between 18 and axle sleeve 28, is provided with gland 18 and the place chamber phase of bearing 16
Logical oilhole 18a.
During work, the plug screw of oilhole 18a external end heads is spun off, by lubricating oil gear pump oilhole downwards
Lubricating oil is injected in 18a, lubricating oil is upwardly into the place space of bearing 16, then is flowed out from the oilhole 18a of top, oil sealing five
25 and oil sealing 6 26 be located at bearing 16 both sides and oil sealing lip opening in opposite directions constitute a pair, lubricating oil pressure act on
Under, the lip of oil sealing 5 25 and oil sealing 6 26 opens holding on armature spindle 6, prevents lubricating oil from being leaked to both sides, while will turn
The heat that sub- axle conducts and comes is taken away, the service life of extension oil sealing 5 25 and oil sealing 6 26.
The plug screw of sealing fluid duct 14b external end heads is spun off, by sealing fluid gear pump sealing fluid duct 14b downwards
Injection sealing fluid, sealing fluid is upwardly between oil sealing 3 23 and oil sealing 4 24, then is flowed out from the sealing fluid duct 14b of top,
The lip opening of oil sealing 3 23 and oil sealing 4 24 is constituted a pair in opposite directions, under the pressure effect of sealing fluid, oil sealing 3 23 and oil sealing
4 24 lip opens holding on armature spindle 6, prevents sealing fluid from being leaked to both sides, while the heat for armature spindle being conducted and being come
Take away, the service life of extension oil sealing 3 23 and oil sealing 4 24.Similarly, sealing fluid enters between oil sealing 2 22 and oil sealing 3 23,
Holding is opened on armature spindle 6 in the lip opening of oil sealing 2 22, prevents sealing fluid from being leaked to reactor direction, while by heat band
Walk, extend the service life of oil sealing 2 22, separated lubricating oil with reactor by multiple-sealed sap cavity.
The medium of the lip opening of oil sealing 1 inwardly and in the common prevention reactor of crenellated radial labyrinth seal 20 to
External leakage.Because oil sealing 1 and oil sealing 2 22 are installed on same oil flinger ring both sides, obtain what is well cooled down in oil sealing 2 22
In the case of, the operating temperature of oil sealing 1 also will not be very high.The termination position for making armature spindle 6 by above structure realizes reliability
Sealing, can prevent the vacuum in reactor from being destroyed, and prevent the leakage of medium, lubricating oil and sealing fluid, while each oil sealing
Operating temperature is than relatively low, long service life.
The foregoing is only the preferable possible embodiments of the utility model, non-therefore limitation patent of the present utility model
Protection domain.In addition to the implementation, the utility model can also have other embodiment, and the direction of such as left and right can be mutual
Change, the technical scheme that all use equivalents or equivalent transformation are formed is all fallen within the protection domain of the utility model requirement.This
Technical characteristic of the utility model without description can be realized by or using prior art, will not be repeated here.
Claims (10)
1. a kind of two cavates birotor polymer reactor, including horizontal outer cylinder body, the inner chamber of the outer cylinder body is provided with and holds
The left and right port of the inner barrel of material, the inner barrel and outer cylinder body is closed by left and right end cap, the inner barrel and outer cylinder body
Between be thermal medium chamber, gaseous phase outlet is connected with the top of the inner barrel, the left end of the inner barrel is connected with material and enters
Mouthful, it is characterised in that:The right-hand member of the right end cap is connected with discharge chamber, and the right-hand member bottom of the inner barrel is by right end cap
Discharge opening is connected with the discharge chamber, and the right-hand member top of the inner barrel is connected by the air-vent on right end cap with the discharge chamber
Logical, the bottom of the discharge chamber is connected with material outlet, and the inner chamber of the inner barrel is provided with two armature spindles being parallel to each other, two
The two ends of the armature spindle are respectively supported on the left and right end cap, the axle of the axis of armature spindle described in two and the outer cylinder body
Line is parallel and on same horizontal plane, and the axisymmetrical of two armature spindles is located at the both sides of outer barrel body axis;The rotor
Multiple leaf discs are evenly distributed with axle vertically, the leaf disc on two roots rotor axles is arranged in pairs and is intermeshed composition
A pair intermeshing lobed rotors;The Ding Hu centers of each leaf disc are connected to scraping for axially symmetric extension
Knife, the top arc peak of the knife edge of each scraper respectively with the leaf disc in place is concordant;The upper half of the inner barrel is half
Circle, the lower half of the inner barrel matches with the revolution profile of two lobed rotors.
2. two cavates birotor polymer reactor according to claim 1, it is characterised in that:Each leaf disc point
Three flaps being distributed in positive triangle star are not provided with, and the Ding Hu centers of each flap are respectively equipped with the scraper.
3. two cavates birotor polymer reactor according to claim 1, it is characterised in that:Each leaf disc
It is respectively symmetrically in each flap and is provided with material through hole.
4. two cavates birotor polymer reactor according to claim 2, it is characterised in that:The knife edge of each scraper
Gap between running orbit line and the inner barrel inwall and the leaf disc being meshed is 3~15mm, and axially adjacent scrapes
Gap between knife side is 3~8mm.
5. two cavates birotor polymer reactor according to claim 1, it is characterised in that:In the thermal medium chamber
The water conservancy diversion gusset extended along the hand of spiral is provided with, the bottom of per pass water conservancy diversion gusset is respectively equipped with thermal medium through hole.
6. two cavates birotor polymer reactor according to any one of claim 1 to 5, it is characterised in that:Each institute
State leaf disc and plug-flow bar is distributed with towards being centrosymmetric on the end face of material outlet, each plug-flow bar is along leaf disc
Each flap edge is distributed, and each plug-flow bar is gradually inclined when the leaf disc in place rotates to material outlet direction.
7. two cavates birotor polymer reactor according to any one of claim 1 to 5, it is characterised in that:Two institutes
The two ends for stating armature spindle are respectively equipped with thread seal section, the rotation direction of the thread seal section and institute through the position of left and right end cap
It is opposite in the direction of rotation of armature spindle.
8. two cavates birotor polymer reactor according to claim 7, it is characterised in that:The thread seal section
Outside is respectively equipped with axle sleeve, and the axle sleeve is scheduled on the armature spindle by keying and the external end head inner circumferential of axle sleeve passes through O-ring
Realize sealing with armature spindle, the outer face of the axle sleeve is pressed with back-up ring, the back-up ring be provided with axially through back-up ring pin-and-hole, institute
State and be plugged with back-up ring pin-and-hole short pin, the inner termination of the short pin is inserted in the counterbore of the axle sleeve outer face, the back-up ring
Outer face is pressed with locking nut, and the locking nut is screwed on the armature spindle;The periphery of the axle sleeve passes through bearings
On left end cap.
9. two cavates birotor polymer reactor according to claim 8, it is characterised in that:The center of the left end cap
End cap seal seat is respectively welded at hole, the bottom outlet of the end cap seal seat is located at the periphery of thread seal section, the end
Sealing shroud is installed in the sealed letter of lid seal receptacle;It is provided between the inner chamber of the sealing shroud and the armature spindle multiple-sealed
Device, the periphery of the sealing shroud is provided with the sealing shroud flange for radially stretching out, the inner face pressure of the sealing shroud flange
In the external port of end cap seal seat;The inner ring of the bearing is fixed on the periphery of the axle sleeve, the axle by jump ring
The outer ring held is fixed in the support of bearing, and the inner face of the support of bearing is pressed on the outer face of the sealing shroud flange, institute
State bearing outer ring outside be pressed with gland, the outer rim of the gland is pressed on the support of bearing, the gland, the support of bearing and
Sealing shroud flange is fixed on the end cap seal seat by stock stud.
10. two cavates birotor polymer reactor according to claim 9, it is characterised in that:Set in the sealing shroud
The inner chamber for having sealing fluid duct, the sealing shroud is sequentially provided with crenellated radial labyrinth seal, oil sealing one, oil sealing from inside to outside
2nd, oil sealing three, oil sealing four and oil sealing five, are spaced from each other between each oil sealing by oil flinger ring, the opening of oil sealing one and oil sealing four to
Interior, the outward opening of oil sealing two, oil sealing three and oil sealing five, the oil flinger ring between oil sealing two and oil sealing three is provided with and the sealing
The oil flinger ring through hole that fluid apertures road is communicated, also is provided with and the sealing fluid duct on the oil flinger ring between the oil sealing three and oil sealing four
The oil flinger ring through hole for communicating;The inside oil sealing six in opening, the pressure are installed in the annular groove between the gland and the axle sleeve
The oilhole communicated with chamber where bearing is provided with lid.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106390896A (en) * | 2016-11-03 | 2017-02-15 | 扬州惠通化工科技股份有限公司 | Two-cavity dual-rotor polymer reactor |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106390896A (en) * | 2016-11-03 | 2017-02-15 | 扬州惠通化工科技股份有限公司 | Two-cavity dual-rotor polymer reactor |
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