CN206199203U - A kind of birotor polymer viscosified reactor - Google Patents
A kind of birotor polymer viscosified reactor Download PDFInfo
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- CN206199203U CN206199203U CN201621178903.XU CN201621178903U CN206199203U CN 206199203 U CN206199203 U CN 206199203U CN 201621178903 U CN201621178903 U CN 201621178903U CN 206199203 U CN206199203 U CN 206199203U
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Abstract
The utility model is related to a kind of birotor polymer viscosified reactor, including outer cylinder body and inner barrel, and from left to right including the stirring section for connecting and discharging section, stirring section left end is connected with material inlet to inner barrel, and discharging section bottom is connected with material outlet;The inner chamber of inner barrel is provided with two armature spindles being parallel to each other, and the axis of two armature spindles is parallel with the axis of outer cylinder body and on same horizontal plane, and is symmetrically positioned in outer barrel body axis both sides;It is evenly distributed with multiple leaf discs vertically on the armature spindle of stirring section, the leaf disc on two roots rotor axles is arranged in pairs and is intermeshed a pair intermeshing lobed rotors of composition;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 the leaf disc in place 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 birotor polymer viscosified reactor, belongs to adhesive aggregation compound high and manufactures equipment skill
Art field.
Background technology
Traditional birotor polymer viscosified reactor includes horizontal outer cylinder body, and the inner chamber of outer cylinder body is provided with and holds material
Inner barrel, the left and right port of inner barrel and outer cylinder body is closed by left and right end cap, is thermal medium between inner barrel and outer cylinder body
Matter chamber, is connected with gaseous phase outlet at the top of inner barrel, the left end of inner barrel is connected with material inlet, and the right-hand member bottom of inner barrel connects
Material outlet is connected to, stirring rotator is provided with inner barrel vertically, the height of the bottom about 1/3rd of inner barrel is liquid phase sky
Between, the top of inner barrel is gas-phase space, and gas-phase space top is provided with vacuum orifice.High-temperature heat-conductive is passed through in thermal medium chamber
Oil is heated to material, stirring rotator constantly by the material stirring of liquid Space and band to gas-phase space removing volatilization
Point.In devolatilization processes are stirred, if the material of inner barrel bottom or leaf disc surface can not be upgraded in time, delay
Material will be bonded on the barrel of inner barrel, or is bonded on stirring rotator, material lose flowability after the time once growing
Can gradually be carbonized, eventually fall into and stain material is produced in the middle of material, it is often necessary to which kettle, unstable product quality, operation week are washed in parking
Phase 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 birotor polymer increases
Viscous reactor, devolatilization effect is good, product quality stabilization.
It is to solve above technical problem, a kind of birotor polymer viscosified 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 inner barrel includes the stirring section for connecting and discharging section from left to right, and the left end of the stirring section is connected with material and enters
Mouthful, the bottom of the discharging section is connected with material outlet;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;Positioned at stirring
Multiple leaf discs are evenly distributed with vertically on the armature spindle of section, and the Ding Hu centers of each leaf disc are connected to edge
The scraper of axially symmetric extension, the top arc peak of the knife edge of each scraper respectively with the leaf disc in place is concordant, and two turn
Leaf disc on sub- axle is arranged in pairs and is intermeshed a pair intermeshing lobed rotors of composition;The upper half of the inner barrel
Week is semicircle, and the lower half of the inner barrel matches with the revolution profile of two lobed rotors.
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 stirring section, axially flows on one side while being heated stirring, 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 the material after thickening and is reached discharging section, from material outlet
Outflow.During thickening, scraper can carry out scraper to the lower half of inner barrel and the leaf disc being meshed, and make inner barrel bottom
The material of portion and leaf disc surface is constantly updated, and will not be detained generation bonding, it is to avoid produce stain material, improve product matter
Amount, 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 covered by bearings in respective end.By in armature spindle
Upper 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,
Reduce 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 leads to
Cross back-up ring and locking nut realizes axially position, short pin realizes the radial positioning of axle sleeve and back-up ring, and axle sleeve is realized by bearing
Relative rotation between end cap.
Used as further improvement of the utility model, the central hole of the left and right 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 installed in the sealed letter of the end cap seal seat
There is sealing shroud;Multiple-sealed device, the periphery of the sealing shroud are installed between the inner chamber of the sealing shroud and the armature spindle
The sealing shroud flange for radially stretching out is provided with, the inner face of the sealing shroud flange is pressed in the outer end of the end cap seal seat
On mouth;The inner ring of the bearing is fixed on the periphery of the axle sleeve by jump ring, and the support of bearing is fixed in the outer ring of the bearing
In, 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
Lid, the outer rim of the gland is pressed on the support of bearing, and the gland, the support of bearing and sealing shroud flange pass through stock stud
It is fixed 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
Play the sealing function of thread seal section backpitch;Annulus on the outside of end cap seal seat bottom outlet forms sealed letter, in end cap
Sealing shroud and multiple-sealed device are installed in the sealed letter of seal receptacle, can completely prevent the leakage of reactor, prevent reactor
Interior vacuum is 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 pass through gland, the support of bearing and sealing shroud flange and be screwed in end cap seal seat on, it is more than realization
The fixation of each 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 utility model birotor polymer viscosified reactor.
Fig. 2 is the sectional view in Fig. 1 along A-A.
Fig. 3 is the cross-sectional view of Fig. 1.
Fig. 4 is the enlarged drawing at B 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. material outlets;2c. gaseous phase outlets;2d. stirs section;2e. discharging sections;3. left end cap;4. right end cap;5. thermal medium
Chamber;6. armature spindle;6a. thread seals section;7. leaf disc;7a. material through hole;7b. plug-flow bars;8. scraper;9. water conservancy diversion gusset;
9a. thermal medium through holes;10. axle sleeve;10a. sleeve sealing circles;11. back-up rings;The short pins of 11a.;12. locking nuts;13. end caps are close
Envelope seat;14. sealing shrouds;14a. sealing shroud flanges;14b. sealing fluids duct;15. jump rings;16. bearings;17. supports of bearing;18.
Gland;18a. oilholes;19. stock studs;20. crenellated radial labyrinth seals;21. oil sealings one;22. oil sealings two;23. oil
Inside back cover;24. oil sealings four;25. oil sealings five;26. oil sealings six;27. oil flinger rings;27a. oil flinger ring through holes.
Specific embodiment
As shown in Figure 1 to Figure 3, birotor polymer viscosified reactor of the present utility model includes horizontal outer cylinder body 1, outward
The inner chamber of cylinder 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 end cap 4
Closing, 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, outer barrel
The top of body 1 is provided with outer cylinder body heating agent outlet 1b.The top of inner barrel 2 is connected with gaseous phase outlet 2c.
Inner barrel 2 includes the stirring section 2d and discharging section 2e for connecting from left to right, and the left end of stirring section 2d is connected with thing
Material import 2a, the bottom of discharging section 2e is connected with material outlet 2b;The inner chamber of inner barrel 2 is provided with two armature spindles being parallel to each other
6, the two ends of two armature spindles 6 are respectively supported on left end cap 3, right end cap 4, the axis of two armature spindles 6 and the axis phase of outer cylinder body 1
Parallel and on same horizontal plane, the axisymmetrical of two armature spindles 6 is located at the both sides of outer barrel body axis;Positioned at stirring section 2d
Armature spindle 6 on be evenly distributed with multiple leaf discs 7 vertically, the leaf disc 7 on two roots rotor axles 6 is arranged in pairs and phase
Mutually engagement constitutes a pair intermeshing lobed rotors;The Ding Hu centers of each leaf disc 7 are connected to axially symmetric prolonging
The scraper 8 stretched, the top arc peak of the knife edge of each scraper 8 respectively with the leaf disc 7 in place is concordant;The upper half of inner barrel 2 is
Semicircle, the lower half of inner barrel 2 matches with the revolution profile of two lobed rotors.
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 stirring section 2d from material inlet 2a, and axial direction flowing on one side is while be heated stirring, polymer is in high temperature action
Lower volatile matter is overflowed and produces polymerisation, and viscosity gradually increases, and in stirring section 2d, with the rotation of leaf disc 7, two groups are scraped
Knife continues the curved bottom of inswept inner barrel 2, constantly stirs material and material web to gas-phase space is volatilized, while scraper
8 can carry out scraper to the lower half of inner barrel 2 and the leaf disc 7 being meshed, and make inner barrel bottom and the surface of leaf disc 7
Material constantly update, will not be detained generation bonding.Complete the material after thickening and reach discharging section 2e, from material outlet 2b streams
Go out.
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.
Each leaf disc 7 is distributed with plug-flow bar 7b, each plug-flow bar 7b edges towards being centrosymmetric on the end face of material outlet
Each flap edge distribution of leaf disc 7, and each plug-flow bar 7b when the leaf disc in place rotates gradually to material outlet direction
Incline.Because the mobility of high-viscosity polymer is poor, leaf disc 7 while rotary scraping, persistently will by plug-flow bar 7b
Material pushes Way out to, is conducive to improving mobility of the material in axial direction;When leaf disc rotates, plug-flow bar 7b protrusions are leaf
Material is first cut in the relatively thin side of disc, then is gradually transition to protrude the thicker side of leaf disc, in being conducive to reduction to operate
Resistance.
The two ends of two armature spindles 6 are respectively equipped with thread seal section 6a, thread seal through left end cap 3, the position of right end cap 4
The rotation direction of section 6a is opposite with the direction of rotation of place armature spindle 6.The material of leakage thread seal section 6a backpitch be oriented under,
Flow back in inner barrel 2, the load of rotor shaft end mechanical seal can be mitigated.
As shown in figure 4, being respectively equipped with axle sleeve 10 on the outside of thread seal section 6a, axle sleeve 10 is scheduled on armature spindle 6 by keying
The external end head inner circumferential of upper and axle sleeve 10 realizes sealing by O-ring with armature spindle 6, and the outer face of axle sleeve 10 is pressed with back-up ring 11, keeps off
Be pressed on outermost sleeve sealing circle 10a on axle sleeve 10 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 10 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 10 passes through bearing 16
Respective end is supported on to cover.By being set with axle sleeve 10 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 10 is easy to process and changes, maintenance cost is reduced;The inner termination of axle sleeve 10 is supported by sealing gasket
Lean against on the end face of thread seal section 6a, the external end head of axle sleeve 10 realizes axially position by back-up ring 11 and locking nut 12, short
Pin 11a realizes the radial positioning of axle sleeve 10 and back-up ring 11, and axle sleeve 10 realizes the relative rotation and end cap between by bearing 16.
Left end cap 3, the central hole of right end cap 4 are respectively welded end cap seal seat 13, the bottom outlet position of end cap seal seat 13
Sealing shroud 14 is installed in the periphery of thread seal section 6a, the sealed letter of end cap seal seat 13;The inner chamber of sealing shroud 14 with turn
Multiple-sealed device is installed, the periphery of sealing shroud 14 is provided with the sealing shroud flange 14a for radially stretching out between sub- axle 6,
The inner face of sealing shroud flange 14a is pressed in the external port of end cap seal seat 13;The inner ring of bearing 16 is fixed on by jump ring 15
The periphery of axle sleeve 10, 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 sealing shroud flange
On the outer face of 14a, 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 and sealing shroud flange 14a are fixed on end cap seal seat 13 by stock stud 19.
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 10, 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 birotor polymer viscosified reactor, including horizontal outer cylinder body, the inner chamber of the outer cylinder body is provided with and holds thing
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 it
Between be thermal medium chamber, be connected with gaseous phase outlet at the top of the inner barrel, it is characterised in that:The inner barrel is wrapped from left to right
The stirring section and discharging section for connecting are included, the left end of the stirring section is connected with material inlet, the bottom connection of the discharging section
There is material outlet;The inner chamber of the inner barrel is provided with two armature spindles being parallel to each other, and the two ends of armature spindle described in two are propped up respectively
Support is on the left and right end cap, and the axis of armature spindle described in two is parallel with the axis of the outer cylinder body and positioned at same water
In plane, the axisymmetrical of two armature spindles is located at the both sides of outer barrel body axis;It is uniform vertically on the armature spindle of stirring section
Multiple leaf discs are distributed with, the Ding Hu centers of each leaf disc are connected to the scraper of axially symmetric extension, respectively
Top arc peak of the knife edge of the scraper respectively with the leaf disc in place is concordant, and the leaf disc on two roots rotor axles sets in pairs
Put and be intermeshed a pair intermeshing lobed rotors of composition;The upper half of the inner barrel is semicircle, the inner barrel
Lower half matched with the revolution profile of two lobed rotors.
2. birotor polymer viscosified reactor according to claim 1, it is characterised in that:Each leaf disc difference
Three flaps being distributed in positive triangle star are provided with, the Ding Hu centers of each flap are respectively equipped with the scraper.
3. birotor polymer viscosified reactor according to claim 1, it is characterised in that:Each leaf disc it is every
It is respectively symmetrically in individual flap and is provided with material through hole.
4. birotor polymer viscosified reactor according to claim 2, it is characterised in that:The knife edge fortune of each scraper
Gap between row trajectory and the inner barrel inwall and the leaf disc being meshed is 3~15mm, axially adjacent scraper
Gap between side is 3~8mm.
5. birotor polymer viscosified reactor according to claim 1, it is characterised in that:Set in the thermal medium chamber
There is the water conservancy diversion gusset extended along the hand of spiral, the bottom of per pass water conservancy diversion gusset is respectively equipped with thermal medium through hole.
6. birotor polymer viscosified reactor according to any one of claim 1 to 5, it is characterised in that:It is each described
Leaf disc is distributed with plug-flow bar towards being centrosymmetric on the end face of material outlet, and each plug-flow bar is along each of leaf disc
Flap edge is distributed, and each plug-flow bar is gradually inclined when the leaf disc in place rotates to material outlet direction.
7. birotor polymer viscosified reactor according to any one of claim 1 to 5, it is characterised in that:Described in two
The two ends of armature spindle are respectively equipped with thread seal section, the rotation direction of the thread seal section and place through the position of left and right end cap
The direction of rotation of armature spindle is opposite.
8. birotor polymer viscosified reactor according to claim 7, it is characterised in that:Outside the thread seal section
Side is respectively equipped with axle sleeve, the axle sleeve be scheduled on the armature spindle by keying and axle sleeve external end head inner circumferential by O-ring with
Armature spindle realizes sealing, and 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, it is described
Short pin is plugged with back-up ring pin-and-hole, in the counterbore of the inner termination insertion axle sleeve outer face of the short pin, outside the back-up ring
End face is pressed with locking nut, and the locking nut is screwed on the armature spindle;The periphery of the axle sleeve is existed by bearings
Respective end is covered.
9. birotor polymer viscosified reactor according to claim 8, it is characterised in that:In the left and right end cap
End cap seal seat is respectively welded at heart hole, the bottom outlet of the end cap seal seat is located at the periphery of thread seal section, described
Sealing shroud is installed in the sealed letter of end cap seal seat;Multiple tracks is installed between the inner chamber of the sealing shroud and the armature spindle close
Seal apparatus, the periphery of the sealing shroud is provided with the sealing shroud flange for radially stretching out, the inner face of the sealing shroud flange
It is pressed in the external port of the end cap seal seat;The inner ring of the bearing is fixed on the periphery of the axle sleeve by jump ring, described
The outer ring of bearing 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,
The outer ring outside of the bearing is pressed with gland, and the outer rim of the gland is pressed on the support of bearing, the gland, the support of bearing
It is fixed on the end cap seal seat by stock stud with sealing shroud flange.
10. birotor polymer viscosified reactor according to claim 9, it is characterised in that:It is provided with the sealing shroud
Sealing fluid duct, the inner chamber of the sealing shroud be sequentially provided with from inside to outside crenellated radial labyrinth seal, oil sealing one, oil sealing two,
Oil sealing three, oil sealing four and oil sealing five, are spaced from each other between each oil sealing by oil flinger ring, and the opening of oil sealing one and oil sealing four is inside,
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 fluid
The oil flinger ring through hole that duct communicates, also is provided with and sealing fluid duct phase on the oil flinger ring between the oil sealing three and oil sealing four
Logical oil flinger ring through hole;The inside oil sealing six in opening, the gland are installed in the annular groove between the gland and the axle sleeve
In be provided with and the oilhole that communicates of chamber where bearing.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106390861A (en) * | 2016-11-03 | 2017-02-15 | 扬州惠通化工科技股份有限公司 | Double-rotor polymer tackifying reactor |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106390861A (en) * | 2016-11-03 | 2017-02-15 | 扬州惠通化工科技股份有限公司 | Double-rotor polymer tackifying reactor |
CN106390861B (en) * | 2016-11-03 | 2022-04-29 | 扬州惠通科技股份有限公司 | Double-rotor polymer tackifying reactor |
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