CN206304725U - A kind of birotor polymer reactor - Google Patents

Abstract

The utility model is related to a kind of birotor polymer reactor, including outer cylinder body and inner barrel, the left end top of inner barrel is provided with material inlet, and discharge chamber is connected with the right side of right end cap, 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, the axis of two armature spindles is parallel with the axis of outer cylinder body and on same horizontal plane, multiple regular polygon fluted discs are respectively uniformly distributed on two armature spindles vertically, the regular polygon fluted disc on two armature spindles is arranged in pairs and is intermeshed；The tooth top of each regular polygon fluted disc is respectively equipped with the scraper of axially symmetric extension, and the inwall of the knife edge of each scraper respectively with inner barrel is tangent；The upper half of inner barrel is semicircle, and the lower half of inner barrel matches with the rotary knife blade profile of two armature spindle upper blades.The polymer reactor devolatilization effect is good, product quality stabilization.

Description

A kind of birotor polymer reactor

Technical field

The utility model is related to a kind of birotor polymer reactor, belongs to adhesive aggregation compound high and manufactures equipment and technology neck Domain.

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 can not be upgraded in time, the material of delay will be bonded in inner barrel Barrel on, or be bonded on stirring rotator, the length of time one will gradually be carbonized after material loses flowability, and eventually fall into thing 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 birotor polymerisation Device, devolatilization effect is good, product quality stabilization.

To solve above technical problem, a kind of 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 inner barrel for holding material, and the left and right port of the inner barrel and outer cylinder body is by left and right end cap Closing, is thermal medium chamber between the inner barrel and outer cylinder body, and the left end top of the inner barrel is connected with material inlet, institute The right-hand member top for stating inner barrel is connected with gaseous phase outlet, and the right-hand member of the right end cap is connected with discharge chamber, the right side of the inner barrel End bottom is connected by the discharge opening on right end cap with the discharge chamber, and the right-hand member top of the inner barrel is by right end cap Air-vent is connected with the discharge chamber, and the bottom of the discharge chamber is connected with material outlet, and the inner chamber of the inner barrel is provided with two The armature spindle that root is parallel to each other, the two ends of armature spindle described in two are respectively supported on the left and right end cap, armature spindle described in two Axis is parallel with the axis of the outer cylinder body and on same horizontal plane；It is uniform respectively vertically on armature spindle described in two Multiple regular polygon fluted discs are distributed with, the regular polygon fluted disc on two armature spindles is arranged in pairs and is intermeshed；It is each described just many The tooth top of side shape fluted disc is respectively equipped with the scraper of axially symmetric extension, the knife edge of each scraper respectively with the inner barrel Inwall is tangent；The upper half of the inner barrel is the knife edge of semicircle, the lower half of the inner barrel and two armature spindle upper blades Revolution profile matches.

Relative to prior art, the utility model achieves following beneficial effect：The lower half of inner barrel is two sections and intersects Circular arc, make the section of whole inner barrel that inverted heart-shaped or honey peach shape is presented, liquid phase material is located at double arcs of inner barrel Bottom.High temperature thermal medium such as conduction oil is passed through in thermal medium chamber, polymer masses are heated, material enters from material Mouth enters inner barrel, axially flows on one side while being heated stirring, polymer volatile matter under high temperature action overflows and produces poly- Reaction is closed, viscosity gradually increases；With the rotation of regular polygon fluted disc, two groups of scrapers continue the curved bottom of inswept inner barrel, Constantly stir material and material web to gas-phase space is volatilized, complete discharge opening of the material after thickening from right end cap and enter Enter discharge chamber, from material outlet outflow.During thickening, scraper can carry out scraper to the lower half of inner barrel, make inner barrel The material on bottom and armature spindle 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, stagger phase successively when axially aligned per the regular polygon fluted disc on roots rotor axle Same angle.Each regular polygon fluted disc on per roots rotor axle axially reaching the bottommost of inner barrel successively, rotate successively to Top so that stirring more continues and steady, is also beneficial to mitigate the load of armature spindle.

Used as improvement of the present utility model, the regular polygon fluted disc on a roots rotor axle is four teeth, on another roots rotor axle Regular polygon fluted disc be five teeth.

Used as improvement of the present utility model, the circumference of the knife edge of each scraper respectively with another roots rotor axle is tangent.Scrape Knife can carry out scraper to adjacent armature spindle, constantly update the material on armature spindle surface, will not be detained generation bonding, it is to avoid Produce stain material.

Used as improvement of the present utility model, the knife edge of each scraper is respectively slant cutting edge.The root ratio of slant cutting edge Thicker, it is ensured that the intensity of scraper, the termination of slant cutting edge is conducive to improving scraper effect than sharp.

As improvement of the present utility model, the knife edge running orbit line of each scraper and the inner barrel inwall and another Gap between roots rotor axle circumference is 3~15mm, on scraper side and another roots rotor axle between regular polygon fluted disc between Gap is 5~15mm.It is under in 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 knife edge running orbit line of each scraper and the inner barrel inwall And the gap between another roots rotor axle circumference is 8mm, on scraper side and another roots rotor axle between regular polygon fluted disc Gap is 10mm.Under in this gap, the effect of scraper and the economy of manufacture are optimal.

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.

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 reactor.

Fig. 2 is the top view of Fig. 1.

Fig. 3 is the cross-sectional view of 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；7. Regular polygon fluted disc；8. scraper；9. water conservancy diversion gusset；9a. thermal medium through holes；10. discharge chamber；10a. material outlets；10b. goes out Material room Heating medium；10c. discharge chambers heating agent is exported.

Specific embodiment

As shown in Figure 1 to Figure 3, birotor polymer reactor of the present utility model includes horizontal outer cylinder body 1, outer cylinder body 1 Inner chamber be provided with the inner barrel 2 for holding material, the left and right port of inner barrel 2 and outer cylinder body 1 is closed by left end cap 3, right end cap 4, It is thermal medium chamber 5 between inner barrel 2 and outer cylinder body 1, the bottom of outer cylinder body 1 is provided with outer cylinder body Heating medium 1a, outer cylinder body 1 Top is provided with outer cylinder body heating agent outlet 1b.The left end top of inner barrel 2 is connected with material inlet 2a, the right-hand member top of inner barrel 2 Gaseous phase outlet 2b 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 regular polygon fluted discs are evenly distributed with two armature spindles 6 vertically 7, the regular polygon fluted disc 7 on two armature spindles 6 is arranged in pairs and is intermeshed；The tooth top of each regular polygon fluted disc 7 is respectively equipped with The scraper 8 of axially symmetric extension, the inwall of the knife edge of each scraper 8 respectively with inner barrel 2 is tangent；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.

The lower half of inner barrel 2 is two sections of intersecting circular arcs, makes the section of whole inner barrel 2 that inverted heart-shaped or water is presented Honey peach shape, liquid phase 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 regular polygon fluted disc 7, two groups of scrapers continue The curved bottom of inswept inner barrel 2, constantly stirs material and material web to gas-phase space is volatilized, and completes the thing after thickening Expect that the discharge opening 4a from right end cap 4 enters discharge chamber 10, from material outlet 10a outflows.During thickening, scraper 8 can be right The lower half of inner barrel 2 carries out scraper, constantly updates the material of inner barrel bottom, will not be detained generation bonding.

Stagger identical angle, each regular polygon successively when axially aligned per the regular polygon fluted disc on roots rotor axle 6 Fluted disc 7 axially reaches the bottommost of inner barrel 2 successively, rotates successively to top so that stirring more continues and steady, Be conducive to mitigating the load of armature spindle.

Regular polygon fluted disc on one roots rotor axle is four teeth, and the regular polygon fluted disc on another roots rotor axle is five teeth.

Circumference of the knife edge of each scraper 8 respectively with another roots rotor axle is tangent.Scraper 8 can be carried out to adjacent armature spindle Scraper, constantly updates the material on the surface of armature spindle 6, will not be detained generation bonding, it is to avoid produce stain material.

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.

Gap between the knife edge running orbit line and inner barrel inwall and another roots rotor axle circumference of each scraper 8 for 3~ 15mm, preferably 8mm.Gap on scraper side and another roots rotor axle between regular polygon fluted disc is 5~15mm, preferably 10mm。

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.Most of conduction oil advances along the periphery helical form of inner barrel 2, and small part conduction oil flows vertically It is dynamic, the conduction oil in thermal medium chamber 5 can be released totally by thermal medium through hole 9a during parking.

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 (8)

1. a kind of birotor polymer reactor, including horizontal outer cylinder body, the inner chamber of the outer cylinder body is provided with and holds the interior of material The left and right port of cylinder, the inner barrel and outer cylinder body is closed by left and right end cap, is heat between the inner barrel and outer cylinder body Medium chamber, the left end top of the inner barrel is connected with material inlet, and the right-hand member top of the inner barrel is connected with gas phase and goes out 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；Multiple regular polygon teeth have been respectively uniformly distributed on armature spindle described in two vertically Disk, the regular polygon fluted disc on two armature spindles is arranged in pairs and is intermeshed；The tooth top of each regular polygon fluted disc sets respectively There is a scraper of axially symmetric extension, the inwall of the knife edge of each scraper respectively with the inner barrel is tangent；The inner barrel Upper half be semicircle, the lower half of the inner barrel matches with the rotary knife blade profile of two armature spindle upper blades.

2. birotor polymer reactor according to claim 1, it is characterised in that：Per the regular polygon tooth on roots rotor axle Stagger identical angle successively when disk is axially aligned.

3. birotor polymer reactor according to claim 1, it is characterised in that：Regular polygon tooth on one roots rotor axle Disk is four teeth, and the regular polygon fluted disc on another roots rotor axle is five teeth.

4. birotor polymer reactor according to claim 1, it is characterised in that：The knife edge of each scraper respectively with separately The circumference of one roots rotor axle is tangent.

5. birotor polymer reactor according to claim 1, it is characterised in that：The knife edge of each scraper is respectively tiltedly To otch.

6. birotor polymer reactor according to claim 1, it is characterised in that：The knife edge running orbit of each scraper Gap between line and the inner barrel inwall and another roots rotor axle circumference is 3~15mm, scraper side and another roots rotor Gap on axle between regular polygon fluted disc is 5~15mm.

7. birotor polymer reactor according to claim 6, it is characterised in that：The knife edge running orbit of each scraper Gap between line and the inner barrel inwall and another roots rotor axle circumference is 8mm, on scraper side and another roots rotor axle Gap between regular polygon fluted disc is 10mm.

8. birotor polymer reactor according to any one of claim 1 to 7, it is characterised in that：The thermal medium The water conservancy diversion gusset extended along the hand of spiral is provided with chamber, the bottom of per pass water conservancy diversion gusset is respectively equipped with thermal medium through hole.