CN1035061A - Make the equipment of foam - Google Patents

Make the equipment of foam Download PDF

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Publication number
CN1035061A
CN1035061A CN88108831A CN88108831A CN1035061A CN 1035061 A CN1035061 A CN 1035061A CN 88108831 A CN88108831 A CN 88108831A CN 88108831 A CN88108831 A CN 88108831A CN 1035061 A CN1035061 A CN 1035061A
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CN
China
Prior art keywords
emulsifying agent
foam
cone
liquid solution
work
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Pending
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CN88108831A
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Chinese (zh)
Inventor
居伊·迪翁-比罗
勒南·比罗迪邦那
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Individual
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Individual
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Publication of CN1035061A publication Critical patent/CN1035061A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/311—Injector mixers in conduits or tubes through which the main component flows for mixing more than two components; Devices specially adapted for generating foam
    • B01F25/3111—Devices specially adapted for generating foam, e.g. air foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B01F25/3124—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow
    • B01F25/31242—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow the main flow being injected in the central area of the venturi, creating an aspiration in the circumferential part of the conduit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
    • B01F25/4317—Profiled elements, e.g. profiled blades, bars, pillars, columns or chevrons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
    • B01F25/43197—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor characterised by the mounting of the baffles or obstructions
    • B01F25/431972—Mounted on an axial support member, e.g. a rod or bar
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/70—Spray-mixers, e.g. for mixing intersecting sheets of material
    • B01F25/72—Spray-mixers, e.g. for mixing intersecting sheets of material with nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80—Mixing plants; Combinations of mixers
    • B01F33/834—Mixing in several steps, e.g. successive steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71—Feed mechanisms
    • B01F35/715—Feeding the components in several steps, e.g. successive steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/235—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids for making foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80—Mixing plants; Combinations of mixers
    • B01F33/82—Combinations of dissimilar mixers

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)

Abstract

The present invention relates to an equipment of making foam.This equipment especially for realizing the manufacturing of porous structure material, has liquid solution stream (1), especially is the aqueous solution source, an emulsifying agent source (10); With with the device (20) of this solution and this emulsifier; An and foam-making apparatus (30).Foam-making apparatus (30) is connected with this mixing arrangement (20) and an air intlet that foam takes place is arranged.This apparatus features is that mixing arrangement (20) has a venturi shaped nozzle (40), and emulsifying agent is imported into nozzle, does not need any other power by getter action.The emulsifying agent of the emulsifying agent of available minute quantity: 1-15% is made foam.

Description

Make the equipment of foam
The present invention relates generally to and a kind ofly makes the equipment of foam, especially uses the emulsifying agent of 1～15 ‰ extremely weak ratio can realize the equipment of the foam porous structural material of manufacturing.
Up to the present, all so-called natural, machineries or air are all obtained by liquid solution, generally add liquid solution acquisition that emulsifying agent forms by moisture, water.Emulsifying agent or be animality or for mineral.
Emulsifying agent with mainly contain two kinds of ways mixing of aqueous solution:
-mix in advance with water with 3～10% emulsifying agent according to the quality of emulsifying agent.Be not less than 3% during known emulsifier, otherwise foam effect is not good.Carry necessary power by means of surge (gas) or by the pressure that pump produces to the mixing material solution line then, this power produces the spraying that air mixes by means of a foam maker that has air inlet, thereby forms foam;
-mixing in advance with the principle of syringe pump, it is divided into three different systems again:
A) pacify a nozzle in the import department of pump, the part pressure drop suction emulsifying agent that nozzle is harmonized and sucked current and using pump.On industrial point of view, this system has not a leg to stand on because the power that requires pump pressure to fall to be produced is very stable, this do in practice less than;
B) so-called " continuously " injection pump system, this system can add emulsifying agent in the entry by pressure drop.This pressure drop is to transform by the part power with current to obtain.
When using this system, the relative value instability of the emulsifying agent of suction is because this value can not be supported the variation of output line resistance.
In addition, in low pressure series, the pressure of 10～120 meters geometric heights, promptly during 0.1～1.2MPa (1～12 crust), this system can not use;
C) have the system of mixing in the blender of mixing chamber one, in the case, according to final flow, respectively by pressure with water and emulsifying agent input mixing arrangement.
Thisly utilize the system of mixing chamber seldom to use, because the maintenance cost height, and need to repair: the erosion, the emulsifying agent pump infringement very high speed that produce because of dirt and electrolysis phenomenon.In addition, this system also is difficult to adapt to the situation of change of output line resistance.
Three kinds of prior mixtures of above-mentioned principle by A, B, C are by means of the air that foam maker carried out that is connected with blender, have air intlet and mix.This air also can be introduced by pressure, but requires to give extra power.
Purpose of the present invention just is to solve this new technical problem: a kind of solution that can make foam promptly is provided: compare the extremely low emulsifier solution of its content ratio, the best content of emulsifying agent with liquid solution (being generally aqueous solution) between 1～15 ‰.
The present invention also aims to solve new like this technical problem: provide a kind of solution that only just can produce foam with very a spot of emulsifying agent, a required unique power of integral device with the manufacturing foam.
Purpose of the present invention is again to solve new like this technical problem: provide and use unique power source to make a kind of extremely low liquid solution of emulsifier proportion that contains, wherein aqueous solution is under the average pressure of 150～500 meters geometric heights, promptly import the solution of the manufacturing foam of mixing arrangement under the pressure of 1.5～5MPa, this average pressure is significantly constant.
The present invention also aims to solve such new technology problem: provide a kind of with small amounts of emulsifiers, only just can make the solution of foam with unique power source, this foam can be made porous structure material after processing and calibration, this foam is very stable.
Purpose of the present invention also is side by side, solves simply above-mentioned all new technology problems, and restriction is made and the expense in commercial Application stage.
The present invention for the first time with gratifying, industry feasible mode of stage separated all these problems.
Therefore, the invention provides and a kind ofly produce foam, especially make the device of porous structure material.This device has a liquid solution source, especially an aqueous solution source, one emulsifying agent source, one mixing arrangement that makes this liquid and this emulsifier that is connected with the emulsifying agent source with the aforesaid liquid source, with link to each other with this device and have one for producing the foam maker device of the air inlet that foam uses, be characterized in that this mixing arrangement has a Venturi tube nozzle, this nozzle has a taper work face that at least this solution is carried out throttling, there is the step-down conical surface of this liquid solution and emulsifying agent in the downstream of this conical surface, emulsifying agent is admitted to nozzle by air-breathing mode, and does not need an independent power source.
A feature of apparatus of the present invention is that to be input to the value of the emulsifying agent between the above-mentioned work conical surface and the step-down conical surface very low, is 1～15 ‰, and is so very worthwhile.
The favourable feature of another of apparatus of the present invention is that the above-mentioned work conical surface has an angle of release, about 45 °～45 °, aforesaid liquid solution is input to the bottom of this work conical surface, and liquid ejects from the axially open on conical surface top then.
Another favorable characteristics of apparatus of the present invention is: the step-down conical surface that is positioned at above-mentioned work conical surface downstream has an angle of release, about 2 °～8 °, better about 2 °～6 °, there is an input port on this step-down conical surface top, allow liquid solution and emulsifying agent pass through, and liquid solution and emulsifying agent that the bottom of this step-down conical surface has a delivery outlet allow to mix in advance pass through.
Another favorable characteristics of apparatus of the present invention is: the above-mentioned work conical surface is to separate with the step-down conical surface, forms a medial compartment between the two.
According to a kind of special implementation method, the input port of the above-mentioned step-down conical surface this as truncated cone shape, it is bottom-up states work conical surface direction, and its top is step-down conical surface top.
According to a particularly advantageous feature of the present invention, the tapered opening that is input to the step-down conical surface has an angle of release at 75 °～85 °, is preferably 78 °～82 °, is preferably about 80 °.
According to another particularly advantageous characteristics of the present invention, determine above-mentioned medial compartment interlayer this step-down tapered opening base portion partly with the above-mentioned work conical surface overlapping and partly round work the conical surface.
Because medial compartment determines between the tapered opening of the work conical surface and the step-down conical surface, the profile of this chamber is the annular frustoconical shape.
According to another characteristic of the invention, emulsifying agent is imported into the position of this medial compartment, promptly between the work conical surface and the step-down conical surface.Conveying is to be undertaken by a suitable side pipe road, and this pipeline has a check device, as a check valve.
According to another particularly advantageous characteristics of the present invention, the characteristics of apparatus of the present invention are that this device comprises some to the device that the liquid solution of blender-nozzle is partly shunted, and make this part liquid stream not by blender-nozzle.Preferably this part flow arrangement is equipped with the adjusting device of a shunting ratio.
According to another particularly advantageous characteristics of the present invention, the design of these part flow arrangements can be shunted most of liquid solution, until it 90～95% is shunted.
According to a kind of special embodiment of the present invention, the characteristics of so-called foam-making apparatus are to comprise a very thin especially spraying nozzle, the mixture of liquid solution and emulsifying agent injects under enough pressure in this nozzle, so that make the air generation air self-priming effect by the side pipe road input that communicates with this spraying nozzle outlet.
Another particularly advantageous characteristics according to the present invention, the liquid solution mixture that has emulsifying agent and air of being sprayed has formed foam at this moment and has been imported into one and processed and calibrate in the device of foam, preferably includes a fixed stirrer in this device.
According to another particularly advantageous characteristics of the present invention, complete device comprises unique power source, and preferably this power source is one and includes conventional prime mover that power is provided, as the pump of generator.Preferably this pump applies obviously constant middle pressure to the liquid solution that is input in the blender, so that provide a kind of obviously constant power to it.
According to a kind of special embodiment, be that shunt by a pressure taring device is provided in the obvious constant compression force in delivery side of pump place.This device can by, constitute as a taring valve.The taring valve is opened under the predetermined pressure that pump discharge can be regulated.
By above introduction, the device that is understood that the design according to the present invention can make us solve above-mentioned all technical problem, obtain the advantage of above-mentioned technical problem simultaneously, and for those skilled in the art, all be extra technological merit significantly.
Other purpose of the present invention, feature and advantage are made in following explanation clearly and being introduced.This explanation is with reference to introducing and implementing the accompanying drawing that the present invention makes a kind of preferred forms of foamite system.This mode is just in order to illustrate the present invention, and must not under any circumstance limit the scope of the invention.
In the accompanying drawings:
---Fig. 1 is the indignant figure that implements to make by the present invention a kind of present best mode of foamite system;
---Fig. 2 is the profile by the y direction of blender-nozzle of the present invention, is the II-II line part among Fig. 1;
---Fig. 3 is by foam-making apparatus of the present invention and preferably has the foam processing of fixed stirrer and the Y profile of robot scaling equipment;
---Fig. 4 is the detail view of fixed stirrer, foam processing and the robot scaling equipment of IV-IV line among Fig. 3; With
---Fig. 5 is the profile of the fixed stirrer of V-V line among Fig. 3.
At first with reference to Fig. 1, be one one and make the device of foam by the present invention, especially realize the device of porous structure material.This device has a liquid solution source, as an aqueous solution, be aqueous solution source, use feed pipe (1) expression herein; Emulsifying agent source (10) constitutes as the reservoir vessel (12) by emulsifying agent; The mixer apparatus (20) that is used for blended emulsifier and solution liquid.
Nature, this blender (20) at first links to each other by a suitable pipeline (2) with material source (1), common by means of charging pump (a 4) connection by the engine drive, and engine can be waterpower, electric power or heating power.
Blender (20) similarly is connected with emulsifying agent source (10) by a suitable pipeline (14).
The outlet of blender (20) is connected with so-called foam-making apparatus (30) by means of a pipeline (22) that can be provided with conventional switch (24).Use switch for ease of dismounting foam maker (30), as in order to carry out the cleaning of maintainability.
According to the present invention, blender (20)-its sectional view is drawn in Fig. 2---the nozzle of Wen's tubing is arranged, nozzle (40) comprises the work cone (42) of at least liquid solution being carried out throttling, there is a step-down cone (44) in the downstream of this cone, to liquid solution and emulsifying agent step-down.
Like this, emulsifying agent is transfused between work cone (42) and the step-down cone (44) from the side, is very favourable.
According to a kind of preferred implementation of representing among Fig. 2, step-down cone (44) is separated with work cone (42), and it forms medial compartment (46) at interval.
Emulsifying agent is transferred by side opening (48) from pipeline (14).
Can consider a kind of check valve, so that it is avoid allowing liquid solution infiltrate emulsifying agent feed pipe (14), so very useful.
According to a kind of favourable feature of the present invention, work cone (42) is definite and Yan Youyi is processed into the face (52) of taper, it is the opening of α that this face has an angle, and its angle is about 40 °～45 °, such as this opening angle is 40 °.The size of jag should adapt with required stress level.
In addition, the base portion (52a) of the conical surface is the direction of coming from pipeline (2) towards liquid solution, and there is an axially open (54) on the top of the conical surface towards step-down cone (44).Therefore the step-down cone communicates with medial compartment (46).
The opening (56) that one input liquid solution and emulsifying agent are arranged in the upstream of step-down cone (44).Preferably there is a taper surface (60) in this opening the place ahead.Taper surface (60) constitutes a part of wall of medial compartment (46).The base portion of taper surface (60) is towards work cone (42), and its top is limited by opening (56).The diameter of opening (56) is more preferably greater than the diameter of taper surface (52) top end opening (54) of work cone (42).
The angular aperture of taper surface (60) is preferably between 75 °～85 °, and is near 80 °, then better as among the figure.
Opening (56) can be prolonged by the pipeline (62) that same cross section is arranged with it, and pipeline (62) is connected with effective step-down taper surface (64), realizes the step-down of step-down cone (44).The top of step-down taper surface (64) is towards the work conical surface (42), and the step-down conical surface (64) is limited by an axially open (66), and the diameter of opening (66) can be the same with opening (56) diameter, but not necessarily must be equally big.
Effectively the angular aperture β of step-down taper surface (64) is about 2 °～6 °, and for example this angle opening is 6 °.
The available part independent, independent assembling of work cone (42) and step-down cone (44) constitutes, so that can be in the inner dismounting of blender (20).
According to another particularly advantageous characteristics of the present invention, blender (20) comprises a pair of device of shunting from the liquid solution of pipeline (2) (70), so that a part of liquid solution of nozzle (40) is shunted.Be preferably in this part flow arrangement (70) and go up the equipment (72) that an adjusting shunt volume ratio is installed.The conditioning equipment of this shunt volume ratio (72) can be made of a slow motion screw that can be screwed, and makes it to block the blender (20) that communicates with pipeline (22) and flow the opening (74) that communicates between part flow arrangement (70) and pipe outlet (76).This conditioning equipment (72) generally is vertically arranged with part flow arrangement (70).Ratio by part flow arrangement (70) shunting may be quite high, and can reach from pipeline (2) and carry 90～95% of the liquid solution of coming.
Be preferably in according to the present invention liquid solution-be generally aqueous solution, especially water-in sneak into the extremely low emulsifying agent of ratio.Preferably ratio is 1～15 ‰, and preferably the weight of emulsifying agent and the ratio of the liquid solution weight that pipeline (2) transports are 5～15 ‰.
Can imagine, for obtaining these numerical value, must allow by the liquid solution ratio of nozzle (40) extremely low so that in nozzle with emulsifier.
Finish under the situation that is blended in no additional source of energy of this emulsifying agent.For this reason, liquid solution is subjected to the pressure of the geometric height of 150～500 meters of average out to when being transferred from pipeline (2), is equivalent to 1.5MPa～5MPa (or 15～50 crust).This pressure preferably remains a constant value, and method is upward to design a part flow arrangement (5) and a pressure taring device (7) in the exit of pump (4) at pipeline (2).This taring device (7) can be made of a taring valve.It forbids not carrying liquid solution to pipeline (2) when the adjustable pressure of stipulating in advance reaches requirement, but this liquid stream is all made it recirculation by the part flow arrangement (5) of pump (4) porch, or when satisfying pressure condition, allow liquid solution is input in the pipeline (2).This device can make the liquid solution pressure that is input to blender (20) keep weighing apparatus fixed significantly.
In addition, according to the present invention, the foam maker (30) of a particular design is installed also.
This foam maker (30) communicates with pipeline (22), accepts from the liquid solution of blender (20) and the mixture of emulsifying agent.Foam maker (30) has a very thin spraying nozzle (32), and (34) also are in the foam chamber mixture of liquid solution and emulsifying agent carefully to be sprayed simultaneously in the spray chamber.One air collector (36) is set, and this gatherer communicates with atmosphere by opening (37) on the one hand, leads near the intermediate space (39) of atomizer aperture (32) outlet from the side by opening (38) on the other hand.Can filter with conventional method from the air of opening (37) income.
The foam that produces in the foam chamber (34) is preferably calibrated, so that be applied as the foam of producing porous material in processing and targeting device (80).Equipment (80) is positioned at the outlet of foam maker (30) and communicates with foam chamber (34).
This processing and targeting device (80) have a filter (82) at first at its upstream, play the effect of foam robot scaling equipment.All hole sizes on this filter (82) are as being: 0.64mm 2This filter can be made with fine-structure mesh that can not oxidation.
In real operating room (84), one fixed stirrer (86) is set then by the present invention.
This fixed stirrer (86) has a central shaft (88), in a tubular form, axially is installed in the chamber (84).At inlet, this axle (88) is subjected to being the support (can be clear that among Fig. 4) of the support arm (90) of 120 ° of settings; Be fixed on the tripodia bar (92) that centers in outlet.The tripodia bar has been determined passage (94) that foam is gone out.Against this tripodia bar (92) screen pack (96) can be installed also.Screen pack (96) is consistent with screen pack (82) preferably.Fixing agitator device (98) is arranged on the axle (88) of fixed stirrer (86), for example use the bar littler to constitute than chamber (84) diameter.These bars laterally link together with axle (88), as vertical with axle (88), and are connected with axle at mid portion significantly, thereby exceed axle (88) both sides directly.These devices place on the axle (88) one by one, and each has a differential seat angle, as is 60 °, so that its shape as shown in Figure 5.This point also is an inalienable part of the present invention.
In addition, according to another favourable feature of the present invention, air collector (36) is crooked, so that air is sent in the opening (38) that communicates with chamber (39).The angle of preferably turning round is about 30 °.
Like this from processing and robot scaling equipment (80) exit obtain through processing and the calibration foam, this foam to the manufacturing porous structure material, as celluar concrete, have superperformance.
According to the present invention, preferably use emulsifying agent among the french patent application FR8708979 obtained patent as the used emulsifying agent of the present invention, this emulsifying agent comprises the alcohol that contains abundant C14, be preferably the crude alcohol mixture that contains abundant C10-C16, be more preferably the crude alcohol mixture that content accounts for the C12-C14 of overwhelming majority.This mixture have very strong foamability and store and thermal shock under the stability of having improved is arranged.
After running through foregoing invention, the function of apparatus of the present invention is just clear suddenly, and this function can be summarized as follows:
Carry liquid, aqueous solution by pipeline (1) to pump (4), as water.Pump is by unique power source (6), drive as Thermal Motor, so that by the distributing valve (7) of taring under 2MPa pressure, with the fixed pressure of obvious weighing apparatus, be transported to mixing arrangement (20) by pipeline (2) as the pressure of 2MPa (20 crust).
In mixing arrangement (20), can regulate slow motion screw (72), 90% liquid solution (herein being water) is shunted by current divider (70), remaining 10% enters medial compartment (46) by work cone (42).Above-mentioned emulsifying agent is introduced in medial compartment (46) by the pipeline (14) of reservoir vessel (12).Mixture is by step-down cone (44) then, and in this step-down cone step-down, this helps and the mixing of liquid solution (being water here).
The whole liquid circulation piping (22) that has emulsifying agent then enters foam maker (30), is sprayed by atomizer aperture (32).
Because used pressure, gatherer (36) absorb air automatically and do not need pressurization.Form in chamber (39 and 40) after the foam, foam is calibrated filter (82) calibration, and is processed by fixed stirrer (86) in operating room (84) then.
The foam of being calibrated and processing discharges from outlet (100) then by an after-filter (96), locates in outlet (100), and the user can use these foams arbitrarily, such as, make porous material with it.
According to the present invention, obtain the technological merit of all above-mentioned keys, in brief:
---use unique power source;
---use the average pressure about 1.5MPa～5MPa well, this pressure can make whole device correctly turn round.This pressure can be born by nozzle (40) without a doubt according to blender of the present invention (20).
---in addition, the work cone (42) of design can guarantee air-breathing relative the stablizing that have with step-down cone (44) under any flow stream velocity.Certainly to respect physics law: when circulation rate is lower than 15 meter per seconds, can not work fully.
---according to the present invention, nozzle (40) tolerable when pressure changes is low-down, or the very high speed of passing, and common the stopping of unlikely generation absorbs the phenomenon of emulsifying agent.
---slow motion screw (72) can be regulated the speed of passing work cone (42) exactly under steady pressure, thereby obtains absorbed emulsifying agent relative value, can also proofread and correct simultaneously:
Processing inaccuracy (tolerance);
The defective of pipeline, the pipeline representative is difficult to the resistance of identification, and therefore also difficult calculating is as the loss of load;
---according to the present invention, because of input air in foam maker (30), do not need to want any additional power, foam maker (30) can use at distance water and the prior mixing point of emulsifying agent place far away.This advantage is very important, can avoid making the foam of generation to transport in long pipeline, and transports in the process mechanical damage to foam.
---because fixed stirrer is processed and calibration foam, the foam maker with calibration is not only not fragile, is very firm on the contrary, because avoided the tired and maintenance of various moving components.After finishing, work only need simply clear up.This point in the manufacturing field concerning important;
---device according to the present invention is very solid, and it can turn round automatically, both can use on factory and building site again, and needn't be operated by the special messenger in the laboratory;
---this device can have only a spot ofly, even has no to use in the country of industrial equipment foundation.
Naturally the present invention includes measure and various combination the thereof that all are equal to technically with above-mentioned measure.
Be also pointed out that, mixing arrangement of being drawn among Fig. 2 (20) and foam maker device (30) and foam robot scaling equipment (80) (drawing in Fig. 2-Fig. 5) are part of the whole of the present invention, also are the parts of this specification.

Claims (15)

1. make foam, especially make the device of porous structure material, this device has a fluid supply (1), particularly moisture fluid supply; One emulsifying agent source (10) is arranged; One device (20) that emulsifying agent is mixed with aforesaid liquid is arranged, and this mixing arrangement is connected with the emulsifying agent source with the aforesaid liquid source; This device also has the foam-making apparatus (30) that is connected with above-mentioned mixing arrangement (20) and has the air intlet that foam takes place; This device is characterised in that: blender (20) comprises the nozzle (40) of Wen's tubing, nozzle (40) comprises a work cone (42) of at least aforesaid liquid being carried out throttling, the step-down cone (44) that its downstream has pair liquid solution stream and emulsifying agent to carry out step-down, emulsifying agent is transported to nozzle by getter action, and does not need an independent power in addition.
2. according to the device of claim 1, it is characterized in that: emulsifying agent is transported between work cone (42) and the step-down cone (44), and emulsifying agent uses low relative scale value: 1～15 ‰ o'clock the most favourable.
3. according to the device of claim 1 or 2, it is characterized by: step-down cone (44) is separated with work cone (42), thereby has determined a medial compartment (46).
4. according to the device of claim 1～3, it is characterized in that: above-mentioned work cone has an angular aperture, total aperture is about 40 ° and about 45 °, aforesaid liquid solution is transported to the base portion of the above-mentioned work conical surface and goes out from the top of this work conical surface is injected then, and there is an axially open (54) on the top of the work conical surface.
5. according to the device of claim 1 to 4, it is characterized in that: the step-down cone (44) that is positioned at work cone (42) downstream has an angular aperture (β), it is between about 2 ° to 8 °, be preferably in about 2 °～6 °, there is an opening (66) on the top of this step-down conical surface, liquid solution and emulsifying agent be from the input of this mouth, and have one to discharge the liquid solution that mixes in advance and the outlet of emulsifying agent at its base portion.
6. according to the device of one of claim 1 to 5, its an ancient small-mouthed wine vessel black mole leads boat flute coffin short 44) input port (56) itself be truncated cone shape, its base portion is towards above-mentioned Drawing cone body (42) direction, and its top (56) are step-down conical surface top.
7. according to the device of claim 6, it is characterized in that: the tapered opening (60) that enters step-down cone (44) has an angular aperture between 75 °～85 °, is preferably between 78 °～82 °.
8. according to the device of claim 7, it is characterized in that: the base portion of above-mentioned tapered opening (60) and above-mentioned work cone (42) are overlapped and part centers on this cone (42).Tapered opening (60) defines the wall of medial compartment (46).
9. according to the device of claim 3 to 8, it is characterized in that: mentioned emulsifier is transported to the position of the medial compartment (46) between work cone (42) and the step-down cone (44), and conveying is by preferably with a check device, carry out as the appropriate side pipeline (14) of a check valve.
10. according to the device of one of claim 1 to 9, it is characterized in that: this device has the part flow arrangement (70) that the liquid solution of a part of nozzle (40) is shunted, thereby the solution that this part is shunted does not pass through blender-nozzle (40), and preferably these part flow arrangements (70) have the device of regulating by the ratio of shunting solution (72).
11. the device according to claim 10 is characterized in that: the installation of above-mentioned part flow arrangement (70) can make most of liquid solution, be shunted until this solution of 90～95%.
12. device according to one of claim 1 to 11, it is characterized in that: foam maker (30) has a fine spraying nozzle (32), is again carefully to spray in the foam chamber (34) liquid solution and emulsifying agent to spray chamber, while.The mixture of liquid solution and emulsifying agent is carried under enough pressure.So that make side pipe road (36) suck air automatically by communicating with this atomizer aperture (32) outlet.
13. the device according to claim (12) is characterized in that: the liquid mixture of being sprayed comprises air and the emulsifying agent that forms foam.This mixture is transported to foam processing and robot scaling equipment (80), and this device (80) preferably has a fixed stirrer (86).
14. device according to one of claim 1 to 14, it is characterized in that: this intact device comprises unique power source, this power source preferably has the pump (4) that has conventional prime mover (6) to provide, as preferably carrying the engine of steady pressure, so that supply with obvious pressure stable to blender (20).
15. device according to claim 14, it is characterized in that: the obvious pressure stable of pump (4) outlet is to be provided by an isocon (5) that has pressure taring device (7), this taring device (7) can be made of a taring valve, taring opening of valves when adjustable predetermined pressure appears in pump (4) outlet.
CN88108831A 1987-11-27 1988-11-26 Make the equipment of foam Pending CN1035061A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8716526 1987-11-27
FR8716526A FR2623730A1 (en) 1987-11-27 1987-11-27 Plant for the manufacture of foams, especially for the production of cellular structural components permitting the manufacture of foams with very low proportions of emulsifying agent of between 1 and 15 per thousand

Publications (1)

Publication Number Publication Date
CN1035061A true CN1035061A (en) 1989-08-30

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN88108831A Pending CN1035061A (en) 1987-11-27 1988-11-26 Make the equipment of foam

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Country Link
JP (1) JPH01189340A (en)
CN (1) CN1035061A (en)
FR (1) FR2623730A1 (en)

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JP2011147932A (en) * 2009-12-24 2011-08-04 Kao Corp Fluid-mixing device
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CN102836508A (en) * 2011-06-06 2012-12-26 Pok公司 Foam generating device for fire hose
CN108722212A (en) * 2017-04-18 2018-11-02 株式会社因应 Nanometer foam water generating device containing application gas
CN108722212B (en) * 2017-04-18 2021-05-07 株式会社因应 Nano foam water generating device containing applied gas

Also Published As

Publication number Publication date
FR2623730A1 (en) 1989-06-02
JPH01189340A (en) 1989-07-28

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