CN205627680U - Continuous emulgator of mechanical stirring formula - Google Patents

Abstract

The utility model relates to a continuous emulgator of mechanical stirring formula. The utility model discloses a continuous emulgator of mechanical stirring formula, it mainly includes: the casing, stirring motor, (mixing) shaft, axial -flow type paddle, footpath STREAMING paddle, baffle, component distributor, inlet pipe, discharge gate. The utility model discloses a continuous emulgator of mechanical stirring formula can realize the dispersed emulsion of low -density low viscosity material in high density viscidity material.

Description

A kind of mechanical agitation type Continuous Emulsifier

Technical field

This utility model belongs to field of chemical equipment, stirs more specifically, this utility model relates to a kind of machinery Mix formula Continuous Emulsifier.

Background technology

Emulsifying (emulsification) refers to dispersion phase with tiny droplet distribution mistake in continuous phase Journey.Emulsion is referred to as dispersion phase or internal phase by a scattered phase；Another phase is then referred to as disperse medium or outer Phase.Obviously, internal phase is discontinuous phase, and foreign minister is continuous phase.The plant equipment preparing emulsion is emulsified Machine or emulsator.Prepare different emulsification product (emulsion), need to use different dispersion phases with continuous Phase, emulsifying device and emulsification condition are also required to adjust and realize required emulsifying effectiveness.

Such as, a kind of typical alkylated reaction is that butane generates under the catalytic action of concentrated sulphuric acid with butylene The alkylated reaction of isobutyltrimethylmethane..In the reaction of this sulfuric acid alkylation, butylene is dissolved in concentrated sulphuric acid as reactant The continuous phase of system, the butane insoluble in concentrated sulphuric acid is then dispersion phase, butane and the alkylated reaction of butylene Occur on two-phase interface.In order to improve reaction efficiency, need to strengthen its mass transfer area, and alkane is had It is one of important channel strengthening its mass transfer that effect is dispersed in concentrated sulphuric acid continuous phase.But because of product isobutyltrimethylmethane. and Its corresponding isomerization product dissolubility in concentrated sulfuric acid is the most relatively low, and adopts for improving the conversion ratio of alkene Have a large amount of unreacted alkane with high alkane alkene ratio, therefore alkane and product be required for as early as possible with catalysis Agent concentrated sulphuric acid separates, to improve production efficiency.This just requires that alkane dispersion and emulsion in concentrated sulfuric acid is without all Matter, but the most controlled.

Patent CN204107349U discloses a kind of novel silicon oil emulsion reactor, installs in reactor Anchor oar, coil pipe and high-shear emulsion machine, reduced silicon oil viscosity by heating, added in high-speed emulsifying machine Add more blade and improve the measures such as rotating speed to improve product emulsifying uniformity.Patent CN204685014U discloses a kind of high-shear emulsifying device, internal multilamellar after being heated by device chuck Zigzag disk high speed shear effect carrys out fortified milk quality.Patent 201410184576.8 discloses one Emulsion mixing device, coordinates promotion flowing mixing up and down to improve effect by what multiaxis frame stirred with leaf formula Really.Patent CN201603524U discloses a kind of emulsifier unit, uses and is provided with the paddle of through hole to thing Material is circulated emulsifying to improve emulsifying effectiveness.Patent 204447838U discloses a kind of silicone oil emulsification dress Put, use electromagnetic excitation to drive the rotating vane on disk to achieve the uniform stirring that dynamics is gentle.Patent 202446992U provides a kind of silicone oil emulsification agitating device, real with the teeter column between co-axially fixed disk Show the emulsion process that mixing force is less.Patent 102961987A provides a kind of company with premixing The high viscous silicone oil emulsification technique of continuousization and equipment thereof, have employed comprise premixing screw pump, static mixer, The equipment such as emulsifying stirred tank obtain high viscous silicone oil emulsification product, use difference in its emulsifying stirred tank The oblique leaf oar of blade quantity.Patent CN204247083U provides a kind of emulsifier unit, in emulsion tank Mulser rotating shaft on be provided with two and counter push away wheel, emulsifying capacity can be effectively improved, make emulsifying more thorough Finer and smoother.Patent CN204582987U provides a kind of mulser, is provided with on multiple on shaft The agitator arm of lower stacking coordinates with stator, is sent out by sidepiece supersonic generator and bottom ultrasound wave simultaneously Raw device makes medium can carry out ultrasonic emulsification on the basis of machinery emulsification, and the media diameters after emulsifying is more Little, emulsifying effectiveness is more preferably.In above-mentioned patent, target product is the product emulsion of long-time stable, does not has Product split-phase separation requirement, and without chemical reaction, be not suitable as there is chemical reaction, applied catalysis The reaction system of agent, the dispersion and emulsion of alkylation reaction system of such as sulfuric acid catalysis.

Patent CN104667856A, CN104549086A, CN104549115A, CN104549108A, CN104549116A、CN104549111A、CN104549110A、CN104549109A、 CN104549087A, CN104549114A etc. arrange injection hybrid component and at reactor in reactor Interior installation revolving bed or inside and outside revolving bed, to realize the dispersion mixing of catalyst and reactant.This kind of reaction Device realizes the assembly of reaction system dispersion and emulsion too much, complexity is installed, be not easy to the high efficiency manufacture of equipment.

Patent CN200520078557.3 discloses a kind of horizontal alkylation reactor, and employing propeller will Dispersion, mixing are incorporated into synchronization implementation in same equipment with heat exchange, but to immiscible liquid-liquid reactions system Shearing dispersion, mixing and fluid interchange ability consider insufficient.

Patent CN103242895A discloses a kind of carbon 4 alkylation production method and device, liquid phase C4 Alkane and concentrated sulphuric acid utilize agitating device fully emulsified outside device, complete alkane in multistage tower reactor Glycosylation reaction.This patented method ensure that the emulsifying degree of the sour hydrocarbon entering reactor, but reacted in tower The interface of the emulsion in journey updates depends on filler, and its in good time regulation measure is few.

Patent CN203764234U discloses a kind of alkylation reactor, and its reactor includes top Material inlet and distributed rendering section, the conversion zone at middle part and the product segregation section of bottom.Material distribution is mixed Conjunction section reaches material in the case of without agitator by multi-pipeline distributor and is uniformly distributed mixing；In reaction Section, equipped with filler, promotes the carrying out of reaction with mass transfer enhancement effect.It is real that this reactor can move heat by gasification The most directly cool down.Being provided with too much material inlet pipeline in the material mixing section of this reactor, it is arranged Complexity, flow resistance are big, are unfavorable for manufacturing, producing and safeguard.

Patent CN102921368B discloses a kind of Horizontal internal circulating stirred reactor, circulates with Strong shear The compound action of stream blade, width gradual change baffle plate etc. realizes the dispersion of material and circulates.This reactor In material dispersion emulsifying and circulate power and provided by same blade, be unfavorable for the regulation and control of emulsifying requirement, Also it is unfavorable for the optimization of mass-and heat-transfer simultaneously.

Therefore, this area also needs to exploitation to carry out low-density in high density viscous material (such as concentrated sulphuric acid) low The updating apparatus of the dispersion and emulsion of viscous material (such as Hydrocarbon Organic).

Utility model content

The purpose of this utility model is to provide a kind of mechanical agitation type Continuous Emulsifier.

In first aspect of the present utility model, it is provided that a kind of mechanical agitation type Continuous Emulsifier, described breast Change device to include: housing 3；Stirring drives motor 1；Shaft 2, it is driven by stirring driving motor 1； Axial-flow type blade 201, it is positioned on shaft；Radial-flow type blade 202, it is positioned on shaft；Baffle plate 4；Component distributor 6；Feed pipe 8；With discharging opening 10.

In a preference, described mechanical agitation type Continuous Emulsifier also includes: heat exchange jacket 5, It is positioned on housing exterior walls；It is preferred that this heat exchange jacket 5 includes half tubular heat exchange coil；And/or material Discharging hole 7.

In another preference, the pipe of half described tubular heat exchange coil built with flowing liquid phase or can phase Become the liquid phase heat transferring medium of vaporization.

In another preference, described material discharging hole 7 also can be as charging aperture.

In another preference, described emulsator housing 3 includes: big housing 304；Small shell 302, Its diameter is less than big housing 304；Transitional shell 303, it is used for connecting small shell 302 and big housing 304； Little end socket 301, it is used for closing small shell 302 upper end；Big end socket 305, it is used for closing big housing 304 lower ends.

In another preference, the length of straight flange of described big housing 304 is described small shell 302 1～2 times of length of straight flange；Preferably 1.2～1.8 times；And/or the diameter of described big housing 304 For described shell of small shell diameter 1～3 times；Preferably 1.5～2.5 times.

In another preference, described discharging opening 10 is positioned at the sidewall of small shell 302.

In another preference, described feed pipe 8 is positioned on big housing 304 or big end socket 305.

In another preference, described component distributor 6 enters in big housing 304 through housing 3.

In another preference, described heat exchange jacket 5 is covered on the sidewall of big housing 304.

In another preference, described shaft 2 is through little end socket 301, at described big housing 304 Or be positioned in described big end socket 305.

In another preference, described feed pipe 8 is additionally provided with recycle feed mouth 9.

In another preference, described feed pipe 8 passes perpendicularly through described big end socket 305；It is preferred that The outlet of described feed pipe 8 is between described component distributor 6 and big end socket 305；More preferably, The outlet of described feed pipe 8 is described feed pipe 8 apart from the vertical dimension of described component distributor 6 1～20 times of diameter；It is more preferably 2～10 times.

In another preference, described axial-flow type blade 201 is selected from: propeller, Aerofoil impeller；Preferably Ground is propeller.

In another preference, within described axial-flow type blade 201 is positioned at small shell 302；It is preferred that 0.90～0.98 times (preferably 0.94～0.96 of a diameter of small shell 302 diameter of axial-flow type blade 201 Times)；And/or described axial-flow type blade 201 is installed on distance discharging opening 10 vertical dimension on shaft 2 Position for 0.8～1.5 times (preferably 0.9～1.4 times) of small shell 302 diameter.

In another preference, described radial-flow type blade 202 is selected from: straight leaf disc vane wheel oar, symmetrical Recessed leaf disc vane wheel oar, asymmetric recessed leaf disc vane wheel oar, oblique leaf oar；Preferably disk vane wheel oar.

In another preference, within described radial-flow type blade 202 is positioned at big housing 304；It is preferred that 0.45～0.55 times (preferably 0.47～0.54 of a diameter of big housing 304 diameter of radial-flow type blade 202 Times)；And/or described radial-flow type blade 202 is installed on shaft 2 bottom the big end socket of distance 305 Vertical dimension is the position of 0.25～0.50 times (preferably 0.3～0.4 times) of big housing 304 diameter.

In another preference, the quantity of described baffle plate 4 is 2～12；Preferably 2-10 sheet； It it is more preferably 2-8 sheet；Such as 4,6；It is preferred that multi-piece baffle plate 4 is equally distributed；And/or The width of described baffle plate 4 is the 1/20～1/8 of the diameter of described big housing 304；Preferably 1/12～ 1/10；And/or the length of described baffle plate 4 is identical with the length of straight flange of big housing 304；And/or it is described The inwall of baffle plate 4 and big housing 304 from span from for the 1/12～1/8 of baffle plate 4 width.

In another preference, described component distributor 6 includes charging aperture 601 and distributor pipe 602； It is distributed porose on described distributor pipe 602；It is preferred that described component distributor 6 is distributed for tubular type Device；It is preferred that the ring diameter of described distributor pipe 602 is described radial-flow type blade 202 diameter 0.8～ 1.2 again；It is more preferably 0.9～1.1 times.

In another preference, on distributor pipe 602, the aperture in the hole of distribution is 2～20mm.

In another preference, described component distributor 6 is installed on described radial-flow type blade 202 with big Between end socket 305；It is preferred that between described component distributor 6 and described radial-flow type blade 202 Vertical dimension is 0.5～1.5 times of described radial-flow type blade 202 height, preferably 0.8～1.2 times.

Other side of the present utility model is due to this disclosure, to those skilled in the art It is apparent from.

Accompanying drawing explanation

Fig. 1, a kind of mechanical agitation type Continuous Emulsifier structural representation of the present utility model be (positive apparent direction Profile).In figure, dotted arrow represents that liquid stream flows to.

Fig. 2, the schematic diagram (vertical view direction) of tubular type component distributor.

The emulsator structural representation (profile of positive apparent direction) that Fig. 3, shaft position in big housing.

Fig. 4, several radial-flow type paddle blade structure schematic diagram.It is followed successively by from left to right: straight leaf disc vane wheel oar, Symmetrical recessed leaf disc vane wheel oar, oblique leaf oar.

Fig. 5, several Axial-flow impeller impeller structure schematic diagram.Upper left for arc propeller, upper in be fan-shaped spiral shell Rotation oar, upper right is four leaf Aerofoil impeller, and bottom left is six wide leaf Aerofoil impeller, lower in be six narrow leaf Aerofoil impeller, under The right side is k5 Aerofoil impeller.

In figure, each reference is respectively as follows:

1: stirring drives motor；

2: shaft；201: axial-flow type blade；202: radial-flow type blade；

3: housing；301: little end socket；302: small shell；303: transitional shell；304: big housing； 305: big end socket.

4: baffle plate；

5: heat exchange jacket；

6: component distributor；601: charging aperture；602: distributor pipe；

7: material discharging hole (or feed pipe)；

8: feed pipe；

9: recycle feed mouth；

10: discharging opening.

Detailed description of the invention

The present inventor is through in-depth study, it is provided that a kind of mechanical agitation type Continuous Emulsifier, by not The effect of the stirrer paddle of congenerous feature, can realize the low goo of low-density in high density viscous material The dispersion and emulsion of material, and keep suitable stability, to ensure being smoothed out of subsequent process.

Term

As used herein, described " the low viscous material of low-density " refers to that a class has relatively low-density, relatively Low viscous material；Such as, its density is typically 0.15～1g/cm³, its viscosity is typically 0.2～100CP. Described " the low viscous material of low-density " is as dispersion phase.

As used herein, described " high density viscous material " refers to that a class has higher density, higher The material of viscosity；Such as, its density is typically 1～5g/cm³Or its viscosity is typically 1～1000CP. Described " high density viscous material " conduct " continuous phase ".

Should be understood that " the low viscous material of low-density " and " high density viscous material " are a kind of relative general Reading, such as, if the viscosity of continuous phase is in the middle of 1～100CP (such as 20CP), the viscosity of dispersion phase is being less than 1CP (such as 0.5CP), then continuous phase is " high density viscous material " relative to dispersion phase.

Mechanical agitation type Continuous Emulsifier

This utility model provides a kind of mechanical agitation type Continuous Emulsifier, and described emulsator includes: shell Body；Stirring drives motor；Shaft；Axial-flow type blade；Radial-flow type blade；Baffle plate；Component distributor； Feed pipe；Discharging opening.

Described housing includes: big housing；Small shell；Transitional shell；Little end socket；Big end socket.Described The diameter of small shell less than big housing.Described transitional shell is used for connecting small shell and big housing, institute The little end socket stated is for closing small shell upper end, and described big end socket is used for closing big housing lower end, thus Integrant housing.As optimal way of the present utility model, described transitional shell, big end socket or Little end socket uses elliposoidal end enclosure structure.As optimal way of the present utility model, described big housing Length of straight flange is 1～2 times of the length of straight flange of described small shell；Preferably 1.2～1.8 times.Make For optimal way of the present utility model, the 1～3 of a diameter of described shell of small shell diameter of described big housing Times；Preferably 1.5～2.5 times.Should be understood that the height of the situation according to reaction, big housing and small shell Degree ratio and diameter proportion also can be outside this range.

Described stirring drives motor to provide power for the operating for shaft, has suitable driving energy The motor of power all can be applicable in this utility model.Described shaft passes little end socket, described big It is positioned in housing or described big end socket.Generally, the agent structure of described housing is cylindrical, And described shaft is located on the centrage of housing.

Described axial-flow type blade is installed on shaft, within being positioned at small shell.As this utility model Optimal way, 0.90～0.98 times of a diameter of shell of small shell diameter of described axial-flow type blade；Preferably 0.94～0.96 times.As optimal way of the present utility model, described axial-flow type blade is installed on stirring On axle, distance discharging opening vertical dimension is 0.8～1.5 times of shell of small shell diameter, preferably 0.9～1.4 times Position.Described axial-flow type blade can be but not limited to: propeller or Aerofoil impeller；Preferably spiral shell Rotation oar.Fig. 5 presents some axial-flow type blades

Described radial-flow type blade is installed on shaft, within being positioned at big housing.As this utility model Optimal way, 0.45～0.55 times of a diameter of big diameter of the housing of described radial-flow type blade, preferably 0.47～0.54 times.As optimal way of the present utility model, described radial-flow type blade is installed on stirring On axle vertical dimension is big diameter of the housing 0.25～0.50 times of the big end socket of distance, preferably 0.3～ The position of 0.4 times.Described radial-flow type blade can be but not limited to: straight leaf disc vane wheel oar, symmetrical Recessed leaf disc vane wheel oar, asymmetric recessed leaf disc vane wheel oar or tiltedly leaf oar；Preferably disk vane wheel oar. Fig. 4 presents some radial-flow type blades.

In order to coordinate radial-flow type blade, in big housing of the present utility model, the position near medial wall also sets up Baffle plate, thus jointly act on radial-flow type blade, dispersion phase circulation shear is disperseed and enters in continuous phase. The quantity of baffle plate is at least 2；Generally 2～12；Preferably 2-10 sheet；It is more preferably 2-8 Sheet, such as 4,6.Usually, the wall of close medial wall in multi-piece baffle plate is uniformly arranged in big housing Week.As optimal way of the present utility model, the inwall of described baffle plate and big housing from span from for The 1/12～1/8 of barrier width.As optimal way of the present utility model, the width of described baffle plate is institute State big housing diameter 1/20～1/8；Preferably 1/12～1/10.As of the present utility model preferably Mode, the length of described baffle plate is identical with the length of straight flange of big housing；Or

Emulsator described in the utility model also includes heat exchange jacket, and it is positioned on housing exterior walls, and it can use The temperature of the liquid in adjusting housing.Described heat exchange jacket can be arranged on big housing and small shell, Or can be only arranged on big housing.As optimal way of the present utility model, described heat exchange jacket bag Include half tubular heat exchange coil, its pipe built with flowing liquid phase or can phase transformation vaporization liquid phase heat transferring medium.

Emulsator described in the utility model also includes component distributor, and it is arranged in big housing, its bag Include charging aperture and distributor pipe, described distributor pipe is distributed porose.As optimal way of the present utility model, On distributor pipe, the aperture in the hole of distribution can be 2～20mm.As optimal way of the present utility model, institute The component distributor stated is tubular type distributor.It is preferred that the ring of the distributor pipe of described component distributor 0.8～1.2 times of a diameter of described radial-flow type diameter of propeller blade；It is more preferably 0.9～1.1 times.As this The optimal way of utility model, described component distributor be installed on described radial-flow type blade and big end socket it Between；It is preferred that the vertical dimension between described component distributor and described radial-flow type blade is described footpath 0.5～1.5 times of streaming blade height, preferably 0.8～1.2 times.

Emulsator described in the utility model also includes at least one feed pipe (charging aperture), and at least one goes out Material pipe (discharging opening).

Described feed pipe is positioned on big housing or big end socket；It is preferably located at big end socket bottom.As this The optimal way of utility model, described feed pipe passes perpendicularly through described big end socket；Enter described in it is preferred that It is additionally provided with recycle feed mouth on material pipe；Divide it is preferred that the outlet of described feed pipe is positioned at described component Between cloth device and big end socket；More preferably, vertical apart from described distributor of outlet of described feed pipe 1～20 times of the diameter that distance is described feed pipe, is more preferably 2～10 times.

Described discharge nozzle is positioned on small shell, and it is for exporting emulsification product.

Emulsator described in the utility model also includes material discharging hole, and it is positioned at the bottom of housing, is used for After emulsifying being terminated, in emulsator, remaining material is discharged.Described material discharging hole also can be as charging Mouthful.

The application of emulsator

This utility model additionally provides the purposes of described mechanical agitation type Continuous Emulsifier, is used for carrying out not The emulsifying of mutually soluble liquids；It is preferred that for carrying out the low viscous material of low-density in high density viscous material Dispersion and emulsion.

Described low-density low viscous material e.g. Hydrocarbon Organic, including alkane；Such as C3～C5 alkane Hydrocarbon, more specifically such as butane.

Described high density viscous material e.g. sulphuric acid, including concentrated sulphuric acid；More specifically as containing alkene The concentrated sulphuric acid of (such as C3～C5 alkene, such as butylene).

This utility model additionally provides one and utilizes mechanical agitation type Continuous Emulsifier of the present utility model to enter The method of row emulsifying, including: the mechanical agitation type Continuous Emulsifier described in offer, by feed pipe to greatly Input continuous phase material in housing；In big housing, dispersion phase material is inputted by component distributor；Open Stirring drives motor, the circulation shear dispersion under radial-flow type blade with the common effect of baffle plate of dispersion phase material Enter in continuous phase material, then by after the further dispersion and emulsion of axial-flow type blade in small shell, by discharging Mouth flows out emulsator, it is thus achieved that emulsification product.

When mechanical agitation type Continuous Emulsifier of the present utility model is run, the rotating speed of stirring driving motor is general It is suitable in the range of 100～800rpm.Certainly, according to the kind of material to be emulsified and volume Difference, the rotating speed of stirring can be adjusted to the numerical value beyond above-mentioned scope, and this is that those skilled in the art are easy In accomplish.

Described method is be applicable to the dispersion carrying out the low viscous material of low-density high density viscous material Emulsifying.The method is particularly well-suited to the alkylated reaction needing high-viscosity material to participate in.

As a kind of embodiment, emulsator of the present utility model is applicable to divide with concentrated sulphuric acid for continuous phase Dissipate emulsator and the emulsification method of hydrocarbon medium.Concentrated sulphuric acid is a kind of highly acid mineral acid, is commonly used for organic The catalyst of reaction, as catalysis C3～C5 alkane generates high-octane with alkene generation alkylated reaction Fuel oil i.e. alkylate oil.High-octane rating alkylate oil is the important component of high standard vehicle fuel oil, to joint Can reduce discharging and there is important function and meaning.

Typical alkylated reaction is butane and generates isobutyltrimethylmethane. under the catalytic action of concentrated sulphuric acid with butylene Alkylated reaction.In the reaction of this sulfuric acid alkylation, it is continuous that butylene is dissolved in concentrated sulphuric acid as reaction system Phase, the butane insoluble in concentrated sulphuric acid is then dispersion phase, and butane occurs two with the alkylated reaction of butylene On boundary.In order to improve reaction efficiency, need to strengthen its mass transfer area, and alkane is effectively dispersed in It concentrated sulphuric acid continuous phase is one of important channel strengthening its mass transfer.But because of product isobutyltrimethylmethane. and corresponding Isomerization product dissolubility in concentrated sulfuric acid is the most relatively low, and have employed high for improving the conversion ratio of alkene Alkane alkene ratio and have a large amount of unreacted alkane, therefore alkane and product be required for as early as possible with catalyst concentrated sulphuric acid Separate, to improve production efficiency.This just require alkane dispersion and emulsion in concentrated sulfuric acid without homogenizing, and It is the most controlled；Device of the present utility model is by the regulation version of blade, diameter and stirring Rotating speed regulates the blade shearing dispersibility to dispersion phase, it is thus achieved that suitable dispersion and emulsion liquid-drop diameter, The liquid-drop diameter of this dispersion phase needs the stable time relative with before dispersion and emulsion system split-phase in subsequent process Should.Meanwhile, sulphuric acid catalysis butane is strong exothermal reaction with the alkylated reaction of butylene, and system needs control Cryogenic conditions processed, and the viscosity of the concentrated sulphuric acid under low temperature is higher, therefore this emulsifying is to contain heat transfer Dispersive process in the resisting medium required；Mechanical agitation type Continuous Emulsifier of the present utility model can be led to Cross heat exchange jacket to realize the regulation and control of temperature.

Major advantage of the present utility model is:

1, use the radial-flow type blade that power input capability is strong, match with the baffle plate installed, it is achieved to thing The efficient of material shears the emulsifying degree disperseing and reaching suitable；

2, while dispersion and emulsion, it is achieved that the efficient renewal of reaction interface, mass transfer effect is enhanced, Be conducive to improving reaction efficiency；

3, in optimal way, it is provided with half tubular heat exchange jacket in reactor outside wall surface, improves reaction The shifting thermal efficiency of heat；

4, in emulsator, the axial-flow type blade driving reaction system to flow it is provided with, it is simple to meet alkylation The inside and outside ratio of Matter Transfer needed for reaction；

5, the reasonable setting of stirrer paddle rotating speed, is conducive to regulating and controlling emulsifying effectiveness so that it is can meet reaction Mass transfer area requirement, can make again product and excess alkane be separated efficiently, improve production efficiency.

Below in conjunction with specific embodiment, this utility model is expanded on further.Only should be understood that these embodiments For this utility model being described rather than limiting scope of the present utility model.In the following example unreceipted The experimental technique of actual conditions, generally according to normal condition, or according to the condition proposed by manufacturer.

Embodiment 1, mechanical agitation type Continuous Emulsifier

Such as Fig. 1 and Fig. 3, mechanical agitation type Continuous Emulsifier includes: housing 3；Housing 3 includes: big Housing 304；Small shell 302, its diameter is less than big housing 304；Transitional shell 303, it connects little shell Body 302 and big housing 304；Little end socket 301, it closes small shell 302 upper end；Big end socket 305, its envelope Close big housing 304 lower end.Described transitional shell 303, big end socket 305, little end socket 301 use ellipsoid Shape end enclosure structure.1.5 times of the length of straight flange that length of straight flange is small shell 302 of big housing 304.Greatly 2 times of a diameter of shell of small shell diameter of housing 304.

Also setting up heat exchange jacket 5 on the outer wall of big housing 304, this heat exchange jacket 5 includes half tubular heat exchange Coil pipe, pipe built with flowing liquid phase or can phase transformation vaporization liquid phase heat transferring medium.

Shaft 2 is through little end socket 301, in described big housing 304 or described big end socket 305 Being positioned, shaft 2 is driven motor 1 to drive by stirring.

On shaft 2, axial-flow type blade 201 and radial-flow type blade 202 are set.

Axial-flow type blade 201 is positioned in small shell 302, uses propeller, and it is installed on shaft 2 Distance discharging opening 10 vertical dimension is the position of 1 times of small shell 302 diameter, its a diameter of small shell 0.95 times of 302 diameters.

Radial-flow type blade 202 is positioned at big housing 304, uses disc turbine oar, and it is installed on shaft The position of bottom the big end socket of distance 305 0.35 times that vertical dimension is big housing 304 diameter on 2, its 0.5 times of a diameter of big housing 304 diameter.

Including component distributor 6 in big housing 304, it enters in big housing 304 through housing wall. Component distributor 6 is tubular type distributor, such as Fig. 2, including charging aperture 601 and distributor pipe 602；Distribution It is distributed porose on pipe 602；The diameter of distributor pipe 602 is 0.95 times of the diameter of radial-flow type blade 202. On distributor pipe 602, the aperture in the hole of distribution is 5mm.Component distributor 6 is installed on described radial-flow type blade Between 202 and big end socket 305, between component distributor 6 with described radial-flow type blade 202 vertical away from From for described radial-flow type blade 202 height 0.95 times.

Arranging baffle plate 4 in big housing 304, baffle plate 4 is uniformly arranged in the close inwall of big housing 304 Position, from span from for the 1/10 of baffle plate 4 width, the quantity of installation is 6.The length of baffle plate 4 with The length of straight flange of big housing 304 is identical, and width is the 1/11 of the diameter of big housing 304.

Multiple material gateway is also set up, including feed pipe 8, discharging opening 10, material emptying on housing 3 Mouth 7.Recycle feed mouth 9 it is additionally provided with on feed pipe 8.Discharging opening 10 is positioned at the sidewall of small shell 302. Feed pipe 8 is positioned on big end socket 305, and it passes perpendicularly through big end socket 305 and enters enclosure interior.Feed pipe 8 material outlets in housing are between component distributor 6 and big end socket 305, and distance component is distributed 6 times of the diameter that vertical dimension is feed pipe 8 of the distributor pipe 602 of device 6.

Embodiment 2, mechanical agitation type continuous emulsification method

1, emulsifying step

Simulation medium: syrup saline solution is continuous phase, isobutyltrimethylmethane. is dispersion phase.Continuous phase and dispersion phase Density be 80:1 than the ratio of viscosities for 1.5:1, continuous phase and dispersion phase.

To simulation medium, the mechanical agitation type Continuous Emulsifier described in embodiment 1 is utilized to carry out mechanical agitation Formula continuous emulsification, step is as follows:

In the mechanical agitation type Continuous Emulsifier described in embodiment 1, by feed pipe 8 in housing 3 Input continuous phase material continuously, after continuous phase material submergence radial-flow type blade 202, opens stirring and drives Galvanic electricity machine 1, rotating speed is 500rpm；Then the most defeated in big housing 304 by component distributor 6 Enter dispersion phase material (input volume flow ratio is: continuous phase: dispersion phase=5:1).

Dispersion phase material circulation shear under radial-flow type blade 202 with the common effect of baffle plate 4 is dispersed into In continuous phase material, then by after the further dispersion and emulsion of axial-flow type blade in small shell 302, through discharging Mouth 10 flows out emulsators, and (this example have employed simulation medium simulation emulsifying, does not produce heat release；When carrying out heat During the reaction such as alkylated reaction changed, the emulsion flowed continually out from discharging opening 10 carries out temperature through heat exchanger Degree adjusts, and makes temperature control, in OK range, to be circulated back to emulsator).Meet require emulsion from Discharging opening 10 is collected.

After emulsification procedure terminates, material discharging hole 7 can be opened, remaining material is discharged emulsator.

2, emulsifying result

(1) emulsifying degree is investigated

Use method as above to carry out emulsifying, investigate the time used by emulsion split-phase 50%.After measured, breast The time needed during liquid split-phase 50% is 40～65min.

Visible, in mechanical agitation type Continuous Emulsifier of the present utility model, use power input capability strong Radial-flow type blade, matches with the baffle plate installed, adds the mating reaction of axial-flow type blade, it is achieved that right The efficient of material shears the emulsifying degree disperseing and reaching suitable.

(2) emulsifying power is investigated

Use method as above carry out emulsifying, it is thus achieved that emulsion investigate dispersion phase liquid-drop diameter.Through surveying Fixed, the liquid-drop diameter d of dispersion phase₃₂The content of ＜ 80 μm is more than 80%.Dispersed phase drop diameter is little, has It is beneficial to improve reaction efficiency.

Visible, mechanical agitation type Continuous Emulsifier of the present utility model is while dispersion and emulsion, it is achieved that The efficient renewal of reaction interface, enhances mass transfer effect.

(3) Matter Transfer parameter is investigated

In emulsion process, measure Matter Transfer parameter.After measured, calculate with axial-flow type diameter of propeller blade Circular flow number is more than 0.70.

Visible, mechanical agitation type Continuous Emulsifier of the present utility model is provided with and drives reaction system flowing Axial-flow type blade, can meet the inside and outside ratio of the Matter Transfer needed for alkylated reaction.

(4) the unit volume power of agitator of dispersion and emulsion system consumes

After measured, the specific volume power consumption of dispersion and emulsion system is 3～10kw/m³In the range of.Can Seeing, mechanical agitation type Continuous Emulsifier of the present utility model has the highest production efficiency.

It should be noted that embodiment of the present utility model is only in order to illustrate technical side of the present utility model Case and unrestricted.After having read above-mentioned teachings of the present utility model, those skilled in the art can To make various changes or modifications this utility model, these equivalent form of values fall within right appended by the application equally Claim limited range.

Claims (30)

1. a mechanical agitation type Continuous Emulsifier, it is characterised in that described emulsator includes:

Housing (3)；

Stirring drives motor (1)；

Shaft (2), it is driven by stirring driving motor (1)；

Axial-flow type blade (201), it is positioned on shaft；

Radial-flow type blade (202), it is positioned on shaft；

Baffle plate (4)；

Component distributor (6)；

Feed pipe (8)；With

Discharging opening (10).

2. mechanical agitation type Continuous Emulsifier as claimed in claim 1, it is characterised in that described emulsator also includes:

Heat exchange jacket (5), it is positioned on housing exterior walls；And/or

Material discharging hole (7).

3. mechanical agitation type Continuous Emulsifier as claimed in claim 2, it is characterised in that this heat exchange jacket (5) includes half tubular heat exchange coil.

4. mechanical agitation type Continuous Emulsifier as claimed in claim 1, it is characterised in that described emulsator housing (3) including:

Big housing (304)；

Small shell (302), its diameter is less than big housing (304)；

Transitional shell (303), it is used for connecting small shell (302) and big housing (304)；

Little end socket (301), it is used for closing small shell (302) upper end；

Big end socket (305), it is used for closing big housing (304) lower end.

5. mechanical agitation type Continuous Emulsifier as claimed in claim 4, it is characterised in that

The length of straight flange of described big housing (304) is 1～2 times of the length of straight flange of described small shell (302)；And/or

1～3 times of a diameter of described shell of small shell diameter of described big housing 304.

6. mechanical agitation type Continuous Emulsifier as claimed in claim 5, it is characterised in that the length of straight flange of described big housing (304) is 1.2～1.8 times of the length of straight flange of described small shell (302).

7. mechanical agitation type Continuous Emulsifier as claimed in claim 5, it is characterised in that 1.5～2.5 times of a diameter of described shell of small shell diameter of described big housing 304.

8. such as claim 1-2, the arbitrary described mechanical agitation type Continuous Emulsifier of 4-5, it is characterised in that

Described discharging opening (10) is positioned at the sidewall of small shell (302)；Or

Described feed pipe (8) is positioned on big housing (304) or big end socket (305)；Or

In described component distributor (6) enters into big housing (304) through housing (3)；Or

Described shaft (2) passes little end socket (301), is positioned in described big housing (304) or described big end socket (305).

9. mechanical agitation type Continuous Emulsifier as claimed in claim 4, it is characterised in that described transitional shell (303), big end socket (305) or little end socket (301) use elliposoidal end enclosure structure.

10. mechanical agitation type Continuous Emulsifier as claimed in claim 2, it is characterized in that, described housing (3) includes that big housing (304), described heat exchange jacket (5) are covered on the sidewall of big housing (304) of housing (3).

The arbitrary described mechanical agitation type Continuous Emulsifier of 11. such as claim 1-2,4-5, it is characterised in that be additionally provided with recycle feed mouth (9) on described feed pipe (8).

12. mechanical agitation type Continuous Emulsifier as claimed in claim 4, it is characterised in that described feed pipe (8) passes perpendicularly through described big end socket (305).

13. mechanical agitation type Continuous Emulsifier as claimed in claim 12, it is characterised in that the outlet of described feed pipe (8) is positioned between described component distributor (6) and big end socket (305).

14. mechanical agitation type Continuous Emulsifier as claimed in claim 13, it is characterized in that, 1～20 times that exports the diameter that vertical dimension is described feed pipe (8) apart from described component distributor (6) of described feed pipe (8).

The arbitrary described mechanical agitation type Continuous Emulsifier of 15. such as claim 1-2,4-5, it is characterised in that described axial-flow type blade (201) is selected from: propeller, Aerofoil impeller；Or

Within described axial-flow type blade (201) is positioned at small shell (302)；And/or

Described axial-flow type blade (201) is installed on the position of 0.8～1.5 times that upper distance discharging opening (10) vertical dimension of shaft (2) is small shell (302) diameter.

16. mechanical agitation type Continuous Emulsifier as claimed in claim 15, it is characterised in that described axial-flow type blade (201) is propeller.

17. mechanical agitation type Continuous Emulsifier as claimed in claim 15, it is characterised in that 0.90～0.98 times of a diameter of small shell (302) diameter of described axial-flow type blade (201).

The arbitrary described mechanical agitation type Continuous Emulsifier of 18. such as claim 1-2,4-5, it is characterised in that described radial-flow type blade (202) is selected from: straight leaf disc vane wheel oar, symmetrical recessed leaf disc vane wheel oar, asymmetric recessed leaf disc vane wheel oar, oblique leaf oar；And/or

Within described radial-flow type blade (202) is positioned at big housing (304)；And/or

Described radial-flow type blade (202) is installed on the position of vertical dimension is big housing (304) diameter 0.25～the 0.50 of shaft (2) the upper big end socket of distance (305) bottom.

19. mechanical agitation type Continuous Emulsifier as claimed in claim 18, it is characterised in that described radial-flow type blade (202) is disc turbine oar.

20. mechanical agitation type Continuous Emulsifier as claimed in claim 18, it is characterised in that 0.45～0.55 times of a diameter of big housing (304) diameter of described radial-flow type blade (202).

21. mechanical agitation type Continuous Emulsifier as claimed in claim 1, it is characterised in that the quantity of described baffle plate (4) is 2～12.

22. mechanical agitation type Continuous Emulsifier as claimed in claim 21, it is characterised in that the quantity of described baffle plate (4) is 2-10 sheet.

23. mechanical agitation type Continuous Emulsifier as claimed in claim 21, it is characterised in that multi-piece baffle plate (4) is equally distributed.

24. mechanical agitation type Continuous Emulsifier as claimed in claim 4, it is characterised in that the width of described baffle plate (4) is the 1/20～1/8 of the diameter of described big housing (304)；Or

The length of described baffle plate (4) is identical with the length of straight flange of big housing (304)；Or

The inwall of described baffle plate (4) and big housing (304) from span from for the 1/12～1/8 of baffle plate (4) width.

25. mechanical agitation type Continuous Emulsifier as claimed in claim 24, it is characterised in that the width of described baffle plate (4) is the 1/12～1/10 of the diameter of described big housing (304).

26. mechanical agitation type Continuous Emulsifier as claimed in claim 1, it is characterised in that described component distributor (6) includes charging aperture (601) and distributor pipe (602)；The upper distribution of described distributor pipe (602) is porose；Or

Described component distributor (6) is installed between described radial-flow type blade (202) and big end socket (305).

27. mechanical agitation type Continuous Emulsifier as claimed in claim 26, it is characterised in that described component distributor (6) is tubular type distributor.

28. mechanical agitation type Continuous Emulsifier as claimed in claim 26, it is characterised in that the ring diameter of described distributor pipe (602) is 0.8～1.2 times of described radial-flow type blade (202) diameter.

29. mechanical agitation type Continuous Emulsifier as claimed in claim 26, it is characterized in that, the vertical dimension between described component distributor (6) and described radial-flow type blade (202) is 0.5～1.5 times of described radial-flow type blade (202) height.

30. mechanical agitation type Continuous Emulsifier as claimed in claim 29, it is characterized in that, the vertical dimension between described component distributor (6) and described radial-flow type blade (202) is 0.8～1.2 times of described radial-flow type blade (202) height.