CN1140420A - Apparatus for mixing first fluid into second fluid - Google Patents
Apparatus for mixing first fluid into second fluid Download PDFInfo
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- CN1140420A CN1140420A CN95191510A CN95191510A CN1140420A CN 1140420 A CN1140420 A CN 1140420A CN 95191510 A CN95191510 A CN 95191510A CN 95191510 A CN95191510 A CN 95191510A CN 1140420 A CN1140420 A CN 1140420A
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- constriction
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- flow chamber
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- 238000002156 mixing Methods 0.000 title abstract description 4
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- 238000006073 displacement reaction Methods 0.000 claims description 2
- 244000261559 Smilax china Species 0.000 claims 1
- 235000000485 Smilax china Nutrition 0.000 claims 1
- 240000009022 Smilax rotundifolia Species 0.000 claims 1
- 235000003205 Smilax rotundifolia Nutrition 0.000 claims 1
- 238000005259 measurement Methods 0.000 claims 1
- 239000000725 suspension Substances 0.000 description 16
- 229920001131 Pulp (paper) Polymers 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 230000008901 benefit Effects 0.000 description 5
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 4
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
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- 239000002657 fibrous material Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
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- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000004155 Chlorine dioxide Substances 0.000 description 2
- 235000019398 chlorine dioxide Nutrition 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
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- 241001672694 Citrus reticulata Species 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
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- 239000010720 hydraulic oil Substances 0.000 description 1
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Images
Classifications
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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
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/712—Feed mechanisms for feeding fluids
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus 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
-
- 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
- B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
- B01F25/3141—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit with additional mixing means other than injector mixers
-
- 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
- B01F25/44—Mixers in which the components are pressed through slits
- B01F25/441—Mixers in which the components are pressed through slits characterised by the configuration of the surfaces forming the slits
- B01F25/4412—Mixers in which the components are pressed through slits characterised by the configuration of the surfaces forming the slits the slits being formed between opposed planar surfaces, e.g. pushed again each other by springs
-
- 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
-
- 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
- B01F35/711—Feed mechanisms for feeding a mixture of components, i.e. solids in liquid, solids in a gas stream
-
- 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
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/71805—Feed mechanisms characterised by the means for feeding the components to the mixer using valves, gates, orifices or openings
-
- 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
- B01F35/75—Discharge mechanisms
- B01F35/754—Discharge mechanisms characterised by the means for discharging the components from the mixer
- B01F35/7547—Discharge mechanisms characterised by the means for discharging the components from the mixer using valves, gates, orifices or openings
- B01F35/75471—Discharge mechanisms characterised by the means for discharging the components from the mixer using valves, gates, orifices or openings being adjustable
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Nozzles (AREA)
- Paper (AREA)
Abstract
The invention relates to an apparatus (A) for mixing a first fluid into a second fluid, which comprises: a housing (1) having a flow chamber (39) for the second fluid; a flow restrictor member (6) in the flow chamber and means (18) for introducing the said first fluid into at least one gap (15, 16) between the flow restrictor member and those walls (5, 10) of the flow chamber (39) facing towards the flow restrictor member. The characteristic features of the invention are: that the flow restrictor member, in a plane transversely to the principal flow direction (31) of the second fluid, as well as the said flow chamber in the same plane, has the essential shape of a wedge, that between each of those two sides of the flow restrictor member which converge in a wedge shape and those walls of the wedge-shaped chamber facing towards the flow restrictor member there is a gap (15, 16); and the means (18) for introducing the said first fluid are disposed in the region of these two gaps.
Description
The present invention relates to be used for first fluid is sneaked into the equipment of second fluid, this equipment comprises:
-one housing with second fluid flow chamber,
-one constriction in described flow chamber, and
-be used for described first fluid is introduced in the device in the face of at least one gap between those walls of constriction of constriction and flow chamber.The present invention be more particularly directed to a kind of equipment, it is used for a kind of fluid, and preferably gas such as steam, ozone or oxygen are sneaked in the cellulose paper mass suspension.
Owing to many reasons may be difficult to carry out by direct Steam Heating liquid and suspension.One of difficult point is to make steam atomization, and suspension is in can be continuously, the motion state of condensation smoothly, and this just requires steam atomizing equably in liquid or suspension.When steam increased, the steam bubble amount may be very big in addition.The continuous condensation that makes the thermal convection current between steam and the liquid be not enough to realize ideal.Therefore, can form intermittently, violent steam implode, thus causing shock and vibration, its severe degree may cause mechanical failure, and this phenomenon can be aggravated when quantity of steam increases greatly.
Generally many requirements can be proposed to steam mixer.In by the process of blender, should not take place local superfluous when increasing steam.The generation of degraded or so-called fluidisation must reduce the variation of local pressure as far as possible.The implode that takes place because of steam bubble should can not be subjected to taking place because of cavitation causes the part of damage at member or structural material.Blender should have certain intrinsic bullet shape shape so that its can absorb and flow to and flow through pressure and the impact that possible instantaneous turbulent flow causes in the steam of blender and the paper pulp stream.
The public has known that many kinds are used for air-flow is sneaked into the equipment of pulp suspension.Auspicious bent patent has been described a kind of equipment No. 486341, and it is used to mix suspension and a kind of gas as ozone, oxygen and chlorine form of the fibrous material of cellulose, and contains the various active materials such as the liquid of chlorine dioxide.In its basic principle, this blender comprises an infundibulate part, and a conical movable members is wherein arranged.Form an adjustable clearance between infundibulate part and conical part, paper pulp is by this gap.Many openings that are provided with for the fluid of preparing to sneak into the paper pulp that passes through are arranged on the wall of infundibulate part, the defective of this equipment is that its volume is bigger, because paper pulp flows to variation in blender, the installation complexity in existing pipe-line system particularly, this pipe-line system that just requires to connect this blender must change direction, and this blender requires the mounting bracket or the base of certain form.
It also is common having the mixing device that is used for fluid is sneaked into the rotating part of paper pulp, the asking of this equipment, and topic is, and rotation can cause that big pressure changes, and this can form the very low zone of pressure of vapor stream warp, thereby introduces above-mentioned implode.Another problem is the steam that distributes in pulp suspension equably, particularly when preparing a large amount of supply steam, thereby also can cause capacity problem.
The objective of the invention is to address the above problem.Therefore, according to the present invention, provide a kind of mixing device, it is without any rotational parts, it does not require as second fluid as described in the pulp suspension and to flow it to change its main flow direction be prerequisite constituting, its compact conformation, and also it does not require mounting bracket or base.
Above-mentioned purpose and advantage with other of the present invention are to realize by the feature of the present invention that limits in claims.Further feature of the present invention, aspect and advantage are further elaborated by following preferred embodiment.
Contrast the following drawings describes preferred embodiment in detail now.
Fig. 1 is the end-view according to the partly cut-away of equipment of the present invention.
Fig. 2 is the cutaway view along II-II line among Fig. 1.
Fig. 3 is a phantom of taking from Fig. 2, the embodiment of expression distribution member.
Fig. 4 is the stereogram of the constriction of a constitution equipment part.
Fig. 5 is corresponding with Fig. 2, according to the sectional side view of the equipment of alternate embodiment of the present invention.
Fig. 6 is the stereogram according to the constriction in the equipment of alternate embodiment of the present invention.
Fig. 7 is the stereogram according to the constriction in the equipment of another embodiment of the present invention.
According to the present invention, device A comprises a main body, hereinafter be called housing 1, housing 1 has first end wall 37 on a tubular or cylindrical outer wall 36, a plane, second end wall 38 that also can be the plane (but among the embodiment, it is inside taper shape), and the continuous slotted hole between first and second end walls, hereinafter be called flow chamber 39, its side is subjected to the restriction of a pair of locular wall 5,10.The shape of flow chamber 39 will describe in detail hereinafter.
Device A is fixed between two pipelines 32,33 by housing 1, and according to embodiment, above-mentioned pipeline has identical diameter with the outer wall of housing 1, but also different diameters can be arranged.Said fixing can realize by common modes such as bump joints.The label of the pair of flanges on housing 1 is 34,35.Here, have housing 1 device A towards, described second fluid is upwards flowed from pipeline 32 by flow chamber 39, and it is upwards mobile again by pipeline 33, housing 1 with first end wall 37 on plane towards described second fluid enter pipeline 32, and with to second end wall 38 of inner conical pipeline 33 towards outflow.
At the two ends of flow chamber, the outer wall of housing 1 has opening, thereby forms opening 43 and 44.Flow chamber 39 is connected with the first and second cylinder spaces 45 and 46 that are located at housing 1 outside respectively by opening 43,44.Relevant first and second cylinders 27 and 28 are welded on the outer wall 36 of housing 1.First and second pistons 25 and 26 are housed respectively in cylinder 27,28.First piston 25 is connected on the fluid power piston 21 in the fluid cylinder 20 by piston rod 23.The label of a pair of hydraulic oil supply line is 20a, 20b.Available pneumatic operation replacement liquid press operation.When cylinder 20 was cylinder, pipeline 20a, 20b were air line.
Be provided with constriction 6 in flow chamber 39, constriction 6 is from the first cylinder space 45, by first lateral openings 43, and whole flow chamber 39, and stretch into the second cylinder space 46 through second lateral openings 44.In the constriction that constriction 6 constitutes in the flow chamber, it also constitutes the connector between two- piston 25 and 26, and piston 25 is being connected the two ends of constriction 6 with 26.
The integrated support structure that constitutes by constriction 6, first and second pistons 25,26, piston rod 23 and fluid cylinder or cylinder piston 21 shown in Figure 4.The longitudinal axis of constriction 6, the label that also is the center line of piston 25 and 26 is 24, and it is perpendicular to the center line 31 of housing 1, and it is the main flow direction of described second fluid, and described first fluid is carried and prepared to sneak into to second fluid by pipeline 32 and 33.
As Fig. 1, shown in 2 and 4, the basic configuration of constriction 6 is a hexahedron, be by pair of sidewalls 7,8, diapire 48, roof 49, aft bulkhead 50 and front bulkhead 51 limit, and aft bulkhead 50 is connecting first piston 25, and front bulkhead 51 is connecting second piston 26.More particularly, constriction 6 is double-wedges, vertically, promptly pass through two sidewalls 7 of gathering mutually in the direction of axis 24,8 are wedge shape, and, on the direction of the axis 31 towards the diapire 48 of facing second fluid that flows into, also be wedge shape from roof 49 in the horizontal by the mutual identical end wall 7,8 that draws in.
Device A also comprises the device of described first fluid being introduced gap 15,16, and first fluid is made of steam in contemplated application.On the one hand, said apparatus comprises two space outerpace 40a and 40b, and the feed pipeline 41a and the 41b that lead to these spaces, also comprises the hole 18 on the sidewall 5 and 10 of flow chamber 39 on the other hand.Hole 10 is along the distribution of lengths of sidewall 5,10, preferably respectively compared with the distance of the outlet 13 of gap 15 and 16 and 14 more near its import 11 and 12.Hole 18 can be circular hole or be gap or seam.Term " hole " should be more extensive, comprises opening, line of rabbet joint or the like, and no matter its shape how.In shaft section, the shape in hole is from space outerpace 40a, and 40b 15,16 widens towards the gap.Second fluid that this shape is suitable for upwards flowing by gap 15,16 is the situation that contains the suspension of fiber.If the fluid that second fluid one is sneaked into is by feed pipeline 41a, the feed of 41b is interrupted and the fibrous material of cellulose continues to flow through device A, and so, hole 18 is stopped up by fibrous material, can not enter space outerpace 40a, 40b.When steam or the different fluids of sneaking into are connected once more, when entering space 40a and 40b respectively by pipeline 41a and 41b, this fluid can blow the fiber that stops up in the hole 18 open, and it can be used once more.
As modification or improvement, hole 18, seam or similar device can be arranged on the interchangeable panels of separation, and this plate can be with one on screw threads for fastening and the filled sidewall 5,10 than big opening.This interchangeable panels can be provided with the hole 18 of different numbers or be provided with the hole 18 of difformity, position, size etc., and the user can increase the chance of other condition of adaptation that becomes a mandarin that makes first fluid (being steam in this example) by a plurality of this interchangeable panels.For example, if in the big facility that constitutes a part according to equipment of the present invention, should change working condition, so just interchangeable panels can be changed so that make the hole on the plate be fit to altered working condition.
In fact also can come feed steam or other first fluid by constriction 6, in this case, opening correspondingly is arranged on the sidewall 7,8 of described constriction, the inlet 11,12 in preferably close gap 15,16.
Be installed in the also part of constitution equipment of the pressure detecting sensing part of equipment upstream and downstream and control device (not drawing among the figure), controller influences pipeline 20a, flow among the 20b is with control piston 21, so that control wedge shape constriction 6 perpendicular to the constriction of the main flow direction of pulp suspension by device A or similar liquids vertically on move, can regulate gap 15 thereby make, 16 width makes by the flow of equipment controlled.
Below in the description how equipment is worked, suppose upwards by pipeline 33,34 flow, and the fluid that is called second fluid in the claims and above is cellulose fibre pulp suspension in water, and the described first fluid of preparing to introduce to this suspension is steam.
Pressure measured value in the fibre pulp suspension of device A upstream and downstream is measured or be received in to above-mentioned press detection sensor (not shown) and control device so that record pressure reduction.Control device compares the pressure reduction and the predetermined value of record.Predetermined value waits according to main working condition such as temperature, denseness, paper pulp kind and capacity and sets.This setting is preferably carried out automatically.
By regulating the flow of pressure or hydraulic line 20a and 20b, control device drive controlling cylinder 20 makes constriction 6 on the direction of axis 24, promptly perpendicular to the main flow direction consistent with axis 31 move forward and backward, so that gap 15,16 is adjusted to the width that needs.
For example, if at inlet side, that is, pressure increases in pipeline 32, and this will be noted by described sensor and control device, and master cylinder 20 is driven and mobile constriction 6 perpendicular to main flow direction 31 ground, thereby increases the width in gap 15,16.The flow area of Zeng Daing will make obstruction be dispersed like this, obtain bigger paper pulp stream, and until the pressure decline of inlet side, it is normal that pressure reduction recovers.Then, master cylinder 20 is driven again, and gap width is reduced, and continues to carry out said process repeatedly, until reaching stable state.
Pressure at the fluid that flows in the gap 15,16 acts on the supporting piston 25,26 by lateral openings 43,44.Be provided with near the inner surface 29 of the first piston 25 of master cylinder 20 inner surface 30 greater than another piston 27, in other words, pressure from the fluid that is flowing is being oppressed constriction 6 on the direction of master cylinder 20, promptly, in order to assist the pressure from the medium that is flowing, master cylinder 20 is mostly with back pressure work.In the time of suitably, the damping of pressure form can act on master cylinder 20 opposite side in case damping from the motion of constriction 6.But, owing to flow through upwards that pressure in described second fluid of device A changes and may make constriction 6 produce longitudinal oscillations, also can resist the obstruction in gap 15,16, thereby also need the certain movement free degree of constriction 6 vertical 24 from the back pressure of master cylinder 20.In the time of suitably, device A also can be provided with vibrator, and vibrator is connected in supporting piston 26, and current limiter 6 vertically on work.
According to embodiment, in order to control described second fluid, that is, the flow of pulp suspension, narrower surperficial 48 of the flow media of facing of wedge shape constriction 6 can be extended by the guide way of a protrusion.
Contrasting Fig. 5-7 below describes according to equipment improvement embodiment of the present invention.In Fig. 5 and 6, use identical label to add " ' " with corresponding part among Fig. 1-4, in Fig. 7, then add " X ".
Device A ' comprises main body or shell 1 ', has the first flush end wall, 37 ' and the second flush end wall, 38 ', at the first and second flush end walls, 37 ', a flow chamber 39 ' is arranged between 38 ', and its general shape is identical with previous embodiment.Device A ' by and the similar flange connecting apparatus of previous embodiment be installed between two pipelines, 32 ' and 33 '.
Be provided with a constriction 6 ' in flow chamber 39 ', it is by pair of sidewalls 7 ' substantially, 8 ', the hexahedral shape that crooked diapire 48 ' and a curved upper wall 49 ' limit.Perhaps, constriction 6 ' also can design similarly to previous embodiment.But,, perhaps be suitable for making more close diapire 48 ' of central axis 24 ' of those (corresponding to the piston 26,27 of control constriction 6 in the previous embodiment) pistons in order under the influence of the fluid that flows through flow chamber 39 ', to make constriction 6 ' centering.
According to present embodiment, two side 5 ' and 10 ' of flow chamber 39 ' comprise a pair of pair of plate,, are welded in end wall 37 ' regularly that is, the outside plate 5A ' on 38 ', 10A ' and be connected in outside plate 5A ', the inner panel 5B ' of 10A ', 10B ' by bolt 60 detachables.Between sidewall 7 ' and 8 ' of two inner panel 5B ' and 10B ' and constriction 6 ', be respectively equipped with gap 15 ' and 16 ', this mode with previous embodiment is identical.
According to present embodiment, face gap 15 ' and the plate 5B ' of 16 ' and the side of 10B ' and be provided with microscler recess or groove 61, flow through gap 15 ' so that increase, the turbulent flow of the fluid of 16 ', prepare and gap 15 ' the mixed effect of second fluid that the described first fluid of 16 ' mixes thereby further improve.At every inner panel 5B ', the bottom of 10B ' is provided with a series of being used for described first fluid introducing gap 15 ', hole 18 ' of 16 '.The back of these holes 18 ', at relevant outside plate 5A ', 10A ' is provided with elongated opening 18A '.Outside elongated opening 18A ', be respectively equipped with space outerpace 40a ' and 40b '.The feed pipeline 41a ' and the 41b ' of described first fluid are connected to said external space 40a ' and 40b '.
When this specification begins, once mentioned, when steam is sneaked into fluid, can cause disconnected has a rest, violent steam implosion, cause and be jammed and vibrate.For weaken this be jammed and prevent and reduce constriction 6 ' vibration, taked following measure.Each sidewall 7 ' of constriction 6 ', 8 ' are provided with recess 62 at the wall in the face of gap 15 ' or 16 '.Recess 62 has occupied the major part of described wall, and is covered with the stainless steel thin slice.The recess 62 that is capped can be filled in sand, lead or shot, rubber or other with any material that stops to be jammed as known mode.
The operation of equipment shown in Figure 5 is corresponding to the aforesaid operations of previous embodiment device A, thereby can consult the description of front about operation.
Once mentioned in the description to Fig. 5 embodiment in the above, for the inclination of constriction 6 ' among low anti-flow chamber 39 ', axis 24 ' are preferably towards the front bulkhead 48 ' displacements of constriction 6 '.The another kind of method of representing effectively to prevent above-mentioned inclination according to the embodiment of Fig. 6.According to this embodiment, two central axis, 24 ' of piston 25 ' and 26 ' and 24 ' ' are parallel to each other and staggered positions, staggered positions in the vertical plane that they are preferably in the symmetrical plane of constriction 6 ' overlaps.
In the embodiment of Fig. 7, pilot pin 50,51 is used for each piston 25X and 26X, also can be used on both one of on so that prevent the inclination of constriction 6X.Pilot pin 60,61 is parallel with piston axis, is contained in the cylinder shell (not shown) separately.
Have many advantages above the equipment of prior art according to the said equipment A of the present invention, it is simple in structure, compact, is easy to be installed in the existing pipe-line system.Specifically the practice is, for housing apparatus A, only needs cut on two positions in the pipeline of accurate erection unit, suitably by for example flanged joint equipment is connected above-mentioned pipeline 32 and 33 cutting parts corresponding to pipeline then with the pipeline of cutting.Device A need not support or base supports, and this also helps installment work.Another advantage is, main flow, that is, stock suspension flow need not to change its main flow direction by device A, in other words, can keep the high fluid velocity by gap 15,16, this that is to say, institute adds steam or other first fluid will have good distribution in second fluid (pulp suspension), thereby has reduced the risk of implosion.If implosion has still taken place, so also will take place in the downstream, can not cause serious problem.Device A also has an advantage to be, because its structure and installation, constriction vertically and around its longitudinal axis all has certain freedom of motion at it, thereby has prevented clogging effectively.
Claims (19)
1. be used for the equipment of sneaking into second fluid with first fluid, this device A comprises:
-one housing (1) with second fluid flow chamber (39),
-one in flow chamber constriction (6) and
-be used for described first fluid is introduced in the device (18) in the face of at least one gap (15,16) between those walls (5,10) of constriction of constriction and flow chamber (39), it is characterized in that:
-constriction is in the plane perpendicular to the main flow direction of described second fluid, and described flow chamber is wedge shape substantially in same plane,
-there is gap (15,16) each side and the facing between those walls of constriction of wedge shape flow chamber of the two sides that the wedge shape of constriction is assembled, and
The device (18) of-described introducing first fluid is arranged in the zone in above-mentioned two gaps.
2. equipment as claimed in claim 1 is characterized in that: constriction with main flow direction on second fluid rectangular vertically on, and is overlapping but go up in the opposite direction the side with described main flow direction is linear, described constriction all is the wedge shape inclination.
3. equipment as claimed in claim 1 or 2, it is characterized in that: the setting of described wedge shape constriction (6) makes it can be with respect to described housing (1), thereby with respect to wall (5 towards constriction, 10) along its longitudinal axis (24), promptly, move perpendicular to described main flow direction, thereby change the width of described gap (15,16).
4. as each described equipment among the claim 1-3, it is characterized in that: described wedge shape constriction is installed in the supporting member (27,28) in described flow chamber both sides.
5. equipment as claimed in claim 4 is characterized in that: the cylinder of dress cylindrical piston (25,26) in described supporting member (27,28) comprises, its piston is connected in the two ends of constriction, and constriction can be rotated around its longitudinal axis (24).
6. as each described equipment among the claim 1-4, it is characterized in that: the medial surface towards constriction of supporting piston (25,26) (29,30) contacts with the fluid that flows through device A.
7. as each described equipment among the claim 1-6, it is characterized in that: be provided with a master cylinder (20), make chinaroot greenbrier shape constriction (6) removable so that regulate the width of described gap (15,16).
8. equipment as claimed in claim 7 is characterized in that: be provided with the inner surface (29) of supporting piston (25) of the most close described master cylinder (20) greater than the inner surface of the supporting piston that is arranged on the constriction opposite side (26).
9. as each described equipment among the claim 1-8, it is characterized in that: those walls (5,10) towards constriction of described housing (1) have the hole (18) that is used for described first fluid is introduced described gap (15,16), groove or equivalent.
10. equipment as claimed in claim 9 is characterized in that: described hole (18) are positioned at the import (11,12) of more close gap (15,16) rather than export on the position of (13,14).
11. as claim 9 or 10 described equipment, it is characterized in that: described hole has the taper shape that calculates according to described gap in the axial direction.
12. as each described equipment among the claim 1-11, it is characterized in that: when being placed on described constriction in the described flow chamber symmetrically, relax on flow direction described gap (15,16).
13. the described equipment of each claim as described above, it is characterized in that: it also comprises control device, its downstream and upstream pressure that is used for measurement device (A) import and export is poor, and according to institute's measuring pressure difference with respect to a predetermined value cause the wedge shape constriction its perpendicular to the main flow direction of second fluid by described equipment vertically on displacement.
14. as each described equipment among the claim 1-13, it is characterized in that: at least one surface that limits therebetween in two surfaces of gap (15 ', 16 ') has unevenness.
15. equipment as claimed in claim 14 is characterized in that: described unevenness is to be formed by cannelure on one of described two surfaces or recess (61).
16. equipment as claimed in claim 15 is characterized in that: described recess or groove along wall vertically, that is, stretch perpendicular to the main flow direction of the fluid that flows through described gap.
17. as each described equipment among the claim 14-16, it is characterized in that: the surface of flow chamber (39) and constriction (6 ') preferably are provided with vertical recess or groove perpendicular to the fluid main flow direction in the face of the surface in described gap is uneven.
18., it is characterized in that: be provided with and prevent the device of constriction in described flow chamber medium dip as each described equipment among the claim 1-17.
19. as each described equipment among the claim 1-18, it is characterized in that: the side of the wall (7 ', 8 ') of (15 ', 16 ') is provided with and prevents to be jammed device (62,63) described constriction (16 ') towards described gap at it.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9400387A SE502393C2 (en) | 1994-02-07 | 1994-02-07 | In line mixing apparatus for two fluids such as steam into paper pulp |
SE9400387-8 | 1994-02-07 | ||
SE9403010A SE9403010D0 (en) | 1994-09-09 | 1994-09-09 | Apparatus for mixing a first fluid into a second fluid |
SE9403010-3 | 1994-09-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN1140420A true CN1140420A (en) | 1997-01-15 |
Family
ID=26661957
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN95191510A Pending CN1140420A (en) | 1994-02-07 | 1995-01-31 | Apparatus for mixing first fluid into second fluid |
Country Status (12)
Country | Link |
---|---|
EP (1) | EP0743876B1 (en) |
JP (1) | JPH09508316A (en) |
CN (1) | CN1140420A (en) |
AT (1) | ATE161753T1 (en) |
AU (1) | AU682936B2 (en) |
BR (1) | BR9506728A (en) |
CA (1) | CA2182373A1 (en) |
DE (1) | DE69501393T2 (en) |
ES (1) | ES2114309T3 (en) |
FI (1) | FI116967B (en) |
NO (1) | NO304926B1 (en) |
WO (1) | WO1995021016A1 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103228346A (en) * | 2010-09-10 | 2013-07-31 | 奥维沃卢森堡公司 | An apparatus and a method for introducing a first fluid into the flow path of a second fluid and use of such an apparatus |
CN110396846A (en) * | 2019-06-28 | 2019-11-01 | 赵亮 | One kind being based on hydromechanical Papermaking fibers dispersing apparatus |
CN111888965A (en) * | 2020-09-29 | 2020-11-06 | 天津速一腾高新技术有限公司 | Continuous circulation type stirring paddle based on airflow floating and color sand mixing mechanism |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE514543C2 (en) * | 1995-03-08 | 2001-03-12 | Kvaerner Pulping Tech | Apparatus for mixing a first fluid into a second fluid |
CA2306374C (en) | 1997-10-14 | 2006-12-05 | A. Ahlstrom Osakeyhtio | Method and apparatus for heating pulps |
US6443609B2 (en) | 1998-10-21 | 2002-09-03 | Precision Venturi Ltd. | Fluid inductor system and apparatus having deformable member for controlling fluid flow |
US6170978B1 (en) * | 1998-10-21 | 2001-01-09 | Precision Venturi Ltd. | Fluid inductor apparatus having deformable member for controlling fluid flow |
CN110624437A (en) * | 2019-08-27 | 2019-12-31 | 北京国电龙源环保工程有限公司 | Replacement device for desulfurization process water and desulfurization industrial water |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO140968C (en) * | 1977-04-04 | 1979-12-19 | Dyno Industrier As | PLANT FOR MIXING POWDER-LIKE MATERIALS |
US5240326A (en) * | 1990-12-28 | 1993-08-31 | Environmental Consideration, Ltd. | Chemical handling and mixing system |
SE468341C (en) * | 1991-03-20 | 1997-08-04 | Kvaerner Pulping Tech | Apparatus for mixing a suspension of a cellulosic fibrous material and a fluid |
-
1995
- 1995-01-31 ES ES95910027T patent/ES2114309T3/en not_active Expired - Lifetime
- 1995-01-31 WO PCT/SE1995/000104 patent/WO1995021016A1/en active IP Right Grant
- 1995-01-31 CN CN95191510A patent/CN1140420A/en active Pending
- 1995-01-31 CA CA002182373A patent/CA2182373A1/en not_active Abandoned
- 1995-01-31 BR BR9506728A patent/BR9506728A/en not_active Application Discontinuation
- 1995-01-31 AT AT95910027T patent/ATE161753T1/en not_active IP Right Cessation
- 1995-01-31 DE DE69501393T patent/DE69501393T2/en not_active Expired - Fee Related
- 1995-01-31 EP EP95910027A patent/EP0743876B1/en not_active Expired - Lifetime
- 1995-01-31 AU AU18267/95A patent/AU682936B2/en not_active Ceased
- 1995-01-31 JP JP7520550A patent/JPH09508316A/en active Pending
-
1996
- 1996-08-06 NO NO963285A patent/NO304926B1/en not_active IP Right Cessation
- 1996-08-06 FI FI963094A patent/FI116967B/en not_active IP Right Cessation
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103228346A (en) * | 2010-09-10 | 2013-07-31 | 奥维沃卢森堡公司 | An apparatus and a method for introducing a first fluid into the flow path of a second fluid and use of such an apparatus |
CN103228346B (en) * | 2010-09-10 | 2015-04-22 | 奥维沃卢森堡公司 | An apparatus and a method for introducing a first fluid into the flow path of a second fluid and use of such an apparatus |
CN110396846A (en) * | 2019-06-28 | 2019-11-01 | 赵亮 | One kind being based on hydromechanical Papermaking fibers dispersing apparatus |
CN111888965A (en) * | 2020-09-29 | 2020-11-06 | 天津速一腾高新技术有限公司 | Continuous circulation type stirring paddle based on airflow floating and color sand mixing mechanism |
CN111888965B (en) * | 2020-09-29 | 2021-03-12 | 安徽尚成建设工程有限公司 | Continuous circulation type stirring paddle based on airflow floating and color sand mixing mechanism |
Also Published As
Publication number | Publication date |
---|---|
NO963285D0 (en) | 1996-08-06 |
DE69501393T2 (en) | 1998-04-30 |
DE69501393D1 (en) | 1998-02-12 |
ATE161753T1 (en) | 1998-01-15 |
EP0743876B1 (en) | 1998-01-07 |
AU1826795A (en) | 1995-08-21 |
JPH09508316A (en) | 1997-08-26 |
WO1995021016A1 (en) | 1995-08-10 |
NO963285L (en) | 1996-10-04 |
BR9506728A (en) | 1997-09-23 |
FI963094A (en) | 1996-08-06 |
AU682936B2 (en) | 1997-10-23 |
FI963094A0 (en) | 1996-08-06 |
CA2182373A1 (en) | 1995-08-10 |
ES2114309T3 (en) | 1998-05-16 |
EP0743876A1 (en) | 1996-11-27 |
FI116967B (en) | 2006-04-28 |
NO304926B1 (en) | 1999-03-08 |
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