CN203598537U - Solvent separating device for evaporating and recovering solvent system - Google Patents
Solvent separating device for evaporating and recovering solvent system Download PDFInfo
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- CN203598537U CN203598537U CN201320671403.XU CN201320671403U CN203598537U CN 203598537 U CN203598537 U CN 203598537U CN 201320671403 U CN201320671403 U CN 201320671403U CN 203598537 U CN203598537 U CN 203598537U
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Abstract
The utility model relates to a solvent separating device for an evaporating and recovering solvent system, wherein a feed pipe arranged at the top of a barrel is communicated with a vertical condense conduit through a transitional pipe, a horizontal condense conduit arranged below the vertical condense conduit is slightly higher than two phase lines, the middle of the vertical condense conduit penetrates through a metal phase splitting mesh, an organic phase overflowing tank with an upper opening is arranged above the metal phase splitting mesh, and the top of the organic phase overflowing tank is flush with a liquid level line. During use, condensate sequentially passes through the transitional pipe, the vertical condense conduit and the horizontal condense conduit and flows into the barrel to split phases, and the water phase flows into the water phase discharge pipe, and the organic phase sequentially flows through the metal phase splitting mesh and the organic phase overflowing tank and then flows into the organic phase discharge pipe. A reversed Y-shaped pipe is arranged outside the barrel to adjust two phase lines and prevent siphonage. The design can improve the phase splitting effect and speed, is simple in structure and convenient to operate, and also is wide in application range and can prevent siphonage.
Description
Technical field
The utility model relates to separated from solvent technical field, relates in particular to a kind ofly to reclaim the solvent separation unit of dicyandiamide solution for evaporating, and is specifically applicable to improve separating effect and the speed of organic phase, water mixed liquor, and simple in structure, operate simple and easy.
Background technology
In general solvent recovery system, generally reclaim solvent by the method for stripping or azeotropic distillation, also can adopt rectifying column.The extractant using in solvent extraction technology mostly is the combination of multi-solvents, completes after an extraction, washing, anti-extraction process process, and extractant can be reused for again next same process and be cycled to repeat use.In such extraction process process, some can be dissolved in extractant and be extracted (being generally the aqueous solution) in feed liquid, for reducing production costs, need to reclaim this part extractant.But reclaiming, extractant herein do not need by each component separately, therefore obviously uneconomical with rectifying column.So, for adopt stripping or azeotropic distillation method reclaim solvent, just must involve separating of solvent and water.
Application number is that 201210302255.4 patent application adopts oil water separator to realize separating of solvent and water.But this application is to reclaim solvent after chemical reaction, solvent and water are immiscible, the phase-splitting of organic phase and water is very fast, can not produce the unclear problem of emulsification or phase-splitting yet, in the requirement of equipment, just just can separate solvent and water just, but it is not suitable for extractant, the separation of the aqueous solution, because extractant can be partly dissolved in the aqueous solution, in the time reclaiming extractant, it is unclear to there is phase-splitting flow into receiving tank after condensation in cooler time in the extractant being evaporated and water, organic phase is carried water secretly, water is carried the situation of organic phase secretly, this just need to allow receiving tank have the function of phase-splitting, that is to say in receiving tank and the extractant in the condensate liquid of evaporation and water should be separated, the extractant and the water that flow out receiving tank are not carried secretly mutually.Only in this way, extractant just can not exert an influence to extraction process process while returning to extraction, and same, the water being evaporated returns to strip and also can not exert an influence to technical process.
Although the solution that the disclosed separator of the patent application that application number is 201110098437.X can be carried secretly mutually to organic phase, water separates, but it is also not suitable for using in the system of evaporation recovery solvent, this is the passage of having blocked ventilation due to its feeding manner, and horizontal equipment is except the problem that floor space is difficult for greatly installing, it also causes the top layer area of solution very large, for volatile solvent, volatilization loss will be very large.In addition, the internal structure of this equipment is too complicated, and equipment difficulty of processing is larger, and practical operation is also also inconvenient.
Application number is that 201210519010.7 patent application discloses a kind of device for Distillation recovery cinnamon oil, it wishes to extend the path of water-oil separating by the pipe of two chambers of a UNICOM, improve water-oil separating efficiency thereby reach, reduce the object that uses oil water separator number.But because cylindrical shell is divided into precipitation chamber and profit chamber by it, with two chambers of a Gen Guan UNICOM, unsegregated oil and water are clamp-oned to profit chamber from precipitation chamber, further separate in profit chamber, this feeding manner causes oil and water can repeatedly mix in precipitation chamber, thereby greatly reduces separating effect.
Application number is that 03117169.9 patent application discloses a kind of automatic control float valve oily-water seperating equipment, and this device attempts to utilize ball float to control water and oily discharge to realize the object for the large water-oil separating of wastewater flow rate.But from Figure of description, can find out, it is easier that this device separates control for the few system of water heavy wool, separates control more difficult for the few system of the many water of oil.
Summary of the invention
The purpose of this utility model is that to overcome the separating effect of the organic phase that exists in prior art, water mixed liquor poor, divide phase velocity slower, complex structure, not easy-operating defect and problem, provide the separating effect of a kind of organic phase, water mixed liquor better, phase-splitting speed, simple in structure, operation is easily for evaporating the solvent separation unit that reclaims dicyandiamide solution.
For realizing above object, technical solution of the present utility model is: a kind of for evaporating the solvent separation unit that reclaims dicyandiamide solution, comprise cylindrical shell, feed pipe, organic phase discharge nozzle and water discharge nozzle, the top of described cylindrical shell offers the charging aperture communicating with feed pipe, the bottom of cylindrical shell communicates with water discharge nozzle, and the sidepiece of cylindrical shell communicates with organic phase discharge nozzle;
In described cylindrical shell, be disposed with air chamber, organic phase chamber and water cavity along charging aperture to the direction of water discharge nozzle, the intersection in air chamber, organic phase chamber is formed with liquid level line, the intersection of organic phase chamber, water cavity is formed with two phase lines, the top of air chamber all communicates with charging aperture, blow-down pipe, the sidepiece in organic phase chamber communicates with organic phase receiving slit after organic phase discharge nozzle, and the bottom of water cavity communicates with water receiving slit after water discharge nozzle;
In described cylindrical shell, be provided with transition conduit, the vertical conduit of condensate liquid, condensate liquid horizontal guide plate, metal phase-splitting net and organic phase overflow launder, described transition conduit is curved tube structure, the liquid feeding end of transition conduit communicates with the feed pipe that is positioned at cylindrical shell outside through charging aperture, the left inside wall of the nearly cylindrical shell of outlet end of transition conduit arranges downwards, the outer cover of the outlet end of transition conduit is provided with the upper end of the vertical conduit of condensate liquid, the below of the vertical conduit of condensate liquid lower end is provided with the condensate liquid horizontal guide plate being connected with left inside wall, the setting of metal phase-splitting net is run through at the middle part of the vertical conduit of condensate liquid, the surrounding of metal phase-splitting net is connected with the inwall of cylindrical shell, the top of metal phase-splitting net is provided with organic phase overflow launder, this organic phase overflow launder comprises the isopipe root of enclosed construction, the overflow launder top of overflow launder sidepiece and hatch frame, the position being connected with right inside wall on overflow launder sidepiece offers overfall, the nearly isopipe root setting of this overfall, and overfall communicates with the organic phase discharge nozzle that is positioned at cylindrical shell outside after right inside wall,
The junction of described transition conduit, the vertical conduit of condensate liquid is higher than liquid level line, and overflow launder top is mutually concordant with liquid level line, and condensate liquid horizontal guide plate is higher than two phase lines, and the nearly two phase line settings of condensate liquid horizontal guide plate.
The upper surface of described condensate liquid horizontal guide plate is wider than the end face of the vertical conduit of condensate liquid lower end.
One end of described water discharge nozzle communicates with the bottom of cylindrical shell, and the other end communicates with water receiving slit through the inverted Y-shaped pipe that is positioned at cylindrical shell outside;
Described inverted Y-shaped pipe comprises inverted U pipe, air pressure lock-in tube, a height-adjustable flexible pipe and No. two height-adjustable flexible pipes; One end of described water discharge nozzle communicates with the bottom of cylindrical shell, the other end communicates with the liquid feeding end of the inverted U pipe that is positioned at cylindrical shell outside after a height-adjustable flexible pipe, the outlet end of inverted U pipe communicates with water receiving slit after No. two height-adjustable flexible pipes, on inverted U pipe, between liquid feeding end, outlet end, the top at position communicates with one end of air pressure lock-in tube, the other end of air pressure lock-in tube communicates with the air chamber in atmosphere or cylindrical shell, and inverted U pipe arranges higher than water discharge nozzle.
The other end of described air pressure lock-in tube communicates with the air chamber in cylindrical shell after auxiliary hose.
One end of described water discharge nozzle communicates with the bottom of cylindrical shell, the other end communicates with the right-hand member of horizontal segment on L-type pipe, the left end of horizontal segment communicates with the bottom of vertical section on L-type pipe, the top of vertical section communicates with the liquid feeding end of inverted U pipe after a height-adjustable flexible pipe, and the outlet end of inverted U pipe communicates with water receiving slit successively after No. two height-adjustable flexible pipes, VERTICAL TUBE.
Compared with prior art, the beneficial effects of the utility model are:
1, a kind of solvent separation unit that reclaims dicyandiamide solution for evaporating of the utility model is led the condensation by mixing liquid of organic phase, water in cylindrical shell and is carried out organic phase, aqueous phase separation operation by the order of feed pipe, transition conduit, the vertical conduit of condensate liquid, condensate liquid horizontal guide plate successively, water after separation flows into water discharge nozzle, and the organic phase after separation flows in organic phase discharge nozzle successively after metal phase-splitting net, overflow launder top, overfall; Wherein, the setting of the vertical conduit of condensate liquid, condensate liquid horizontal guide plate can improve speed and the effect of phase-splitting; The transition conduit of curved tube structure can make condensate liquid cushion at this, avoids too large impulsive force to make condensate liquid in the vertical conduit of condensate liquid and emulsification on condensate liquid horizontal guide plate, is unfavorable for the carrying out of phase-splitting; Metal phase-splitting net can separate again to the water being mixed in organic phase, improves a point phase effect.Therefore, the utility model not only divides phase effect better, and phase-splitting speed.
2, the utility model is a kind of mainly comprises transition conduit, the vertical conduit of condensate liquid, condensate liquid horizontal guide plate, metal phase-splitting net and organic phase overflow launder for the phase splitting device that evaporates the solvent separation unit that reclaims dicyandiamide solution, not only amount of parts less, arrange clear, and convenient operation, operating efficiency is higher.Therefore, the utility model simple in structure, operate simple and easy.
3, a kind of solvent separation unit that reclaims dicyandiamide solution for evaporating of the utility model is also provided with an inverted Y-shaped pipe to adjust two phase lines and to prevent siphonage between water discharge nozzle, water receiving slit, this inverted Y-shaped pipe mainly comprises inverted U pipe and air pressure lock-in tube, inverted U pipe arranges higher than water discharge nozzle, the two ends of inverted U pipe communicate with water discharge nozzle, water receiving slit respectively, and the top at inverted U pipe middle part communicates with air pressure lock-in tube; The setting of inverted U pipe is convenient to adjust the height of two phase lines, so that it is slightly lower than condensate liquid horizontal guide plate, thereby is convenient to carrying out smoothly of phase-splitting; The other end of air pressure lock-in tube all can communicate with the air chamber in atmosphere or cylindrical shell, its role is to all can prevent under the condition of normal pressure or negative pressure when water from flowing out siphonage occurs, and guarantees that the boundary in cylindrical shell is stable, is convenient to carrying out smoothly of phase-splitting.Therefore, not only adjustability is strong for the utility model, the generation that can prevent siphonage, and the scope of application is wide, point phase effect is better.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of embodiment 2 in the utility model.
In figure: feed pipe 1, charging aperture 11, cylindrical shell 2, air chamber 21, organic phase chamber 22, water cavity 23, blow-down pipe 24, left inside wall 25, right inside wall 26, organic phase discharge nozzle 3, organic phase receiving slit 31, water discharge nozzle 4, water receiving slit 41, transition conduit 5, the vertical conduit 6 of condensate liquid, condensate liquid horizontal guide plate 7, metal phase-splitting net 8, organic phase overflow launder 9, isopipe root 91, overflow launder sidepiece 92, overflow launder top 93, overfall 94, inverted U pipe 10, air pressure lock-in tube 12, a height-adjustable flexible pipe 13, No. two height-adjustable flexible pipes 14, L-type pipe 15, horizontal segment 151, vertical section 152, VERTICAL TUBE 16, inverted Y-shaped pipe 17, auxiliary hose 18, liquid level line X, two phase line Y.
The specific embodiment
Below in conjunction with accompanying drawing explanation and the specific embodiment, the utility model is described in further detail.
Referring to figure 1 – Fig. 2, a kind of for evaporating the solvent separation unit that reclaims dicyandiamide solution, comprise cylindrical shell 2, feed pipe 1, organic phase discharge nozzle 3 and water discharge nozzle 4, the top of described cylindrical shell 2 offers the charging aperture 11 communicating with feed pipe 1, the bottom of cylindrical shell 2 communicates with water discharge nozzle 4, and the sidepiece of cylindrical shell 2 communicates with organic phase discharge nozzle 3;
Described cylindrical shell 2 is interior is disposed with air chamber 21, organic phase chamber 22 and water cavity 23 along charging aperture 11 to the direction of water discharge nozzle 4, the intersection in air chamber 21, organic phase chamber 22 is formed with liquid level line X, the intersection of organic phase chamber 22, water cavity 23 is formed with two phase line Y, the top of air chamber 21 all communicates with charging aperture 11, blow-down pipe 24, the sidepiece in organic phase chamber 22 communicates with organic phase receiving slit 31 after organic phase discharge nozzle 3, and the bottom of water cavity 23 communicates with water receiving slit 41 after water discharge nozzle 4;
In described cylindrical shell 2, be provided with transition conduit 5, the vertical conduit 6 of condensate liquid, condensate liquid horizontal guide plate 7, metal phase-splitting net 8 and organic phase overflow launder 9, described transition conduit 5 is curved tube structure, the liquid feeding end of transition conduit 5 communicates with the feed pipe 1 that is positioned at cylindrical shell 2 outsides through charging aperture 11, the left inside wall 25 of the nearly cylindrical shell 2 of outlet end of transition conduit 5 arranges downwards, the outer cover of the outlet end of transition conduit 5 is provided with the upper end of the vertical conduit 6 of condensate liquid, the below of the vertical conduit of condensate liquid 6 lower ends is provided with the condensate liquid horizontal guide plate 7 being connected with left inside wall 25, the middle part of the vertical conduit 6 of condensate liquid is run through metal phase-splitting net 8 and is arranged, the surrounding of metal phase-splitting net 8 is connected with the inwall of cylindrical shell 2, the top of metal phase-splitting net 8 is provided with organic phase overflow launder 9, this organic phase overflow launder 9 comprises the isopipe root 91 of enclosed construction, the overflow launder top 93 of overflow launder sidepiece 92 and hatch frame, the position being connected with right inside wall 26 on overflow launder sidepiece 92 offers overfall 94, the nearly isopipe root 91 of this overfall 94 arranges, and overfall 94 communicates with the organic phase discharge nozzle 3 that is positioned at cylindrical shell 2 outsides after right inside wall 26,
The junction of described transition conduit 5, the vertical conduit 6 of condensate liquid is higher than liquid level line X, and overflow launder top 93 is mutually concordant with liquid level line X, and condensate liquid horizontal guide plate 7 is higher than two phase line Y, and the nearly two phase line Y of condensate liquid horizontal guide plate 7 arrange.
The upper surface of described condensate liquid horizontal guide plate 7 is wider than the end face of the vertical conduit of condensate liquid 6 lower ends.
One end of described water discharge nozzle 4 communicates with the bottom of cylindrical shell 2, and the other end communicates with water receiving slit 41 through the inverted Y-shaped pipe 17 that is positioned at cylindrical shell 2 outsides;
Described inverted Y-shaped pipe 17 comprises inverted U pipe 10, air pressure lock-in tube 12, height-adjustable flexible pipe 13 and No. two height-adjustable flexible pipes 14; One end of described water discharge nozzle 4 communicates with the bottom of cylindrical shell 2, the other end communicates with the liquid feeding end of the inverted U pipe 10 that is positioned at cylindrical shell 2 outsides after a height-adjustable flexible pipe 13, the outlet end of inverted U pipe 10 communicates with water receiving slit 41 after No. two height-adjustable flexible pipes 14, on inverted U pipe 10, between liquid feeding end, outlet end, the top at position communicates with one end of air pressure lock-in tube 12, the other end of air pressure lock-in tube 12 communicates with the air chamber 21 in atmosphere or cylindrical shell 2, and inverted U pipe 10 arranges higher than water discharge nozzle 4.
The other end of described air pressure lock-in tube 12 communicates with the air chamber 21 in cylindrical shell 2 after auxiliary hose 18.
One end of described water discharge nozzle 4 communicates with the bottom of cylindrical shell 2, the other end communicates with the right-hand member of horizontal segment 151 on L-type pipe 15, the left end of horizontal segment 151 communicates with the bottom of vertical section 152 on L-type pipe 15, the top of vertical section 152 communicates with the liquid feeding end of inverted U pipe 10 after a height-adjustable flexible pipe 13, and the outlet end of inverted U pipe 10 communicates with water receiving slit 41 successively after No. two height-adjustable flexible pipes 14, VERTICAL TUBE 16.
Above-mentioned for evaporating a using method for the solvent separation unit that reclaims dicyandiamide solution, described using method comprises the following steps:
First by containing the condensate liquid of extractant successively through feed pipe 1, the rear inflow transition conduit 5 of charging aperture 11, flow into again the upper end of the vertical conduit 6 of condensate liquid through the outlet end of transition conduit 5, in the process flowing into, condensate liquid generation gas-liquid separation, blow-down pipe 24 emptying that isolated incoagulable gas arranges through cylindrical shell 2 tops, then, the condensate stream that flow out the vertical conduit of condensate liquid 6 lower ends is to the upper surface of condensate liquid horizontal guide plate 7, the radial distribution to cylindrical shell 2 through the effect of condensate liquid horizontal guide plate 7 again, in the process distributing, condensate liquid is in the interior phase-splitting of cylindrical shell 2, water flows downward, organic phase upwards flows, subsequently, adjust two phase line Y so that it is slightly lower than condensate liquid horizontal guide plate 7, phase-splitting is proceeded, water flows in water receiving slit 41 after water discharge nozzle 4, organic phase is successively through metal phase-splitting net 8, overflow launder top 93, overfall 94, in the rear inflow organic phase of organic phase discharge nozzle 3 receiving slit 31.
One end of described water discharge nozzle 4 communicates with the bottom of cylindrical shell 2, the other end communicates with the liquid feeding end of the inverted U pipe 10 that is positioned at cylindrical shell 2 outsides, the outlet end of inverted U pipe 10 communicates with water receiving slit 41, on inverted U pipe 10, between liquid feeding end, outlet end, the top at position communicates with one end of air pressure lock-in tube 12, the other end of air pressure lock-in tube 12 communicates with the air chamber 21 in atmosphere or cylindrical shell 2, and inverted U pipe 10 arranges higher than water discharge nozzle 4;
Described adjustment two phase line Y so that its slightly refer to lower than condensate liquid horizontal guide plate 7: adjust inverted U pipe 10 upper and lower height so that two phase line Y slightly lower than condensate liquid horizontal guide plate 7.
Principle of the present utility model is described as follows:
(1), the vertical conduit of condensate liquid, condensate liquid horizontal guide plate:
The junction of condensate liquid vertical conduit upper end and transition conduit is higher than liquid level line, be convenient to the carrying out of gas-liquid separation, the blow-down pipe emptying that isolated incoagulable gas arranges through cylindrical shell top, simultaneously, the vertical conduit of condensate liquid can also will divide lover's organic phase to separate near condensate liquid and liquid level line, avoid organic phase again to be mixed, cause phase-splitting unclear, introduce condensate liquid on the upper surface of condensate liquid horizontal guide plate the vertical conduit of condensate liquid lower end, condensate liquid under the effect of condensate liquid horizontal guide plate to the radial distribution of cylindrical shell, two phase lines slightly can prevent that lower than (i.e. 30 millimeters of low 10 –) condensate liquid horizontal guide plate setting condensate liquid from directly pouring in the water after phase-splitting, buffer time is provided, be convenient to carrying out smoothly of phase-splitting, simultaneously, when condensate liquid horizontal guide plate can also make condensate liquid flow out, what distribute is more even, especially in the time that condensate liquid horizontal guide plate is wider than the end face of the vertical conduit of condensate liquid lower end, buffering effect, evenly effect is all better.
(2), metal phase-splitting net:
Be less than water because the proportion of the condensate liquid of phase-splitting is not greater than organic phase, thereby condensate liquid is just concentrated near two-phase line.Now, owing to constantly there being new condensate liquid to enter, the droplet of organic phase and water being pushed mutually, collide, and be merged into gradually larger organic phase or water drop, in the time that these drops are enough large, organic phase drop will upwards merge in organic phase, and water drop downstairs merger arrives water (in like manner, in the time that organic phase is heavier than water, organic phase moves downward, water moves upward, and now, the position of metal phase-splitting net will be adjusted at position on the lower side in cylindrical shell accordingly).When organic phase drop moves up, can sweep along (bubble is wrapped up in band) some very little water drops to move upward together, when through metal phase-splitting net time, due to the immersional wetting of water, it is online that the little water drop that these are swept along will be flocked on metal phase-splitting, and the coalescent water droplet that will form to a certain extent falls.Equally, when moving down, water drop also can sweep along less organic phase drop, after water drop and water merging, organic phase drop moves up because the effect of buoyancy can change into, if run into other organic phase drop in moving process, can be merged into larger organic phase drop and continue to move up.Like this, the move toward one another of organic phase drop and water drop has been accelerated mutual extruding and the merging of organic phase drop and water drop, reaches the object of quick phase-splitting.
The Position Design of metal phase-splitting net: the edge of metal phase-splitting net surrounding is closely connected with the inwall of cylindrical shell, the online position near the left inside wall of cylindrical shell of the metal phase-splitting vertical conduit of liquid that is condensed runs through and mistake.
(3), organic phase overflow launder:
Organic phase overflow launder is the square box of an open topped, it comprises the overflow launder top of isopipe root, overflow launder sidepiece and the upper shed of enclosed construction, overflow launder top is mutually concordant with liquid level line, right flank on overflow launder sidepiece is welded on right inside wall, and offer overfall at the position being connected to communicate with organic phase discharge nozzle, the nearly isopipe root setting of this overfall.The organic phase that this kind of structure can be guaranteed to enter in organic phase overflow launder is all near the most close liquid level line, thus with not completely the organic phase of phase-splitting separate, and can prevent in the time that organic phase exit velocity is excessive the liquid generation disturbance in organic phase chamber.
(4), inverted Y-shaped pipe:
Inverted Y-shaped pipe mainly comprises inverted U pipe, air pressure lock-in tube and height-adjustable flexible pipe.Wherein, the effect of inverted U pipe is to adjust the height of two phase lines, so that it is slightly lower than condensate liquid horizontal guide plate, is also convenient to arrange air pressure lock-in tube simultaneously; The effect of air pressure lock-in tube is to prevent the generation of siphonage under normal pressure or negative pressure, is convenient to stablize liquid level line and two phase lines in cylindrical shell, is beneficial to carrying out smoothly of phase-splitting.
The effect of height-adjustable flexible pipe is to adjust the height up and down of inverted U pipe, is a kind ofly to adjust exemplifying of mode, if the height of inverted U pipe arranges accurately, also can adjust in use.The effect of auxiliary hose is the air chamber in UNICOM's air pressure lock-in tube and cylindrical shell, and auxiliary hose is beneficial to height adjustment.
Embodiment 1:
Referring to Fig. 1, for evaporating a solvent separation unit that reclaims dicyandiamide solution, comprise cylindrical shell 2, feed pipe 1, organic phase discharge nozzle 3, water discharge nozzle 4, transition conduit 5, the vertical conduit 6 of condensate liquid, condensate liquid horizontal guide plate 7, metal phase-splitting net 8 and organic phase overflow launder 9;
Described cylindrical shell 2 is interior is disposed with air chamber 21, organic phase chamber 22 and water cavity 23 along charging aperture 11 to the direction of water discharge nozzle 4, the intersection in air chamber 21, organic phase chamber 22 is formed with liquid level line X, the intersection of organic phase chamber 22, water cavity 23 is formed with two phase line Y, the top of air chamber 21 all communicates with charging aperture 11, blow-down pipe 24, the sidepiece in organic phase chamber 22 communicates with organic phase receiving slit 31 after organic phase discharge nozzle 3, and the bottom of water cavity 23 communicates with water receiving slit 41 after water discharge nozzle 4;
In described cylindrical shell 2, be provided with transition conduit 5, the vertical conduit 6 of condensate liquid, condensate liquid horizontal guide plate 7, metal phase-splitting net 8 and organic phase overflow launder 9, described transition conduit 5 is curved tube structure, the liquid feeding end of transition conduit 5 communicates with the feed pipe 1 that is positioned at cylindrical shell 2 outsides through charging aperture 11, the left inside wall 25 of the nearly cylindrical shell 2 of outlet end of transition conduit 5 arranges that (outlet end that is transition conduit 5 is close to left inside wall 25 downwards, and Open Side Down), the outer cover of the outlet end of transition conduit 5 is provided with the upper end of the vertical conduit 6 of condensate liquid, the below of the vertical conduit of condensate liquid 6 lower ends is provided with the condensate liquid horizontal guide plate 7 being connected with left inside wall 25, the upper surface of condensate liquid horizontal guide plate 7 is wider than the end face of the vertical conduit of condensate liquid 6 lower ends, the middle part of the vertical conduit 6 of condensate liquid is run through metal phase-splitting net 8 and is arranged, the surrounding of metal phase-splitting net 8 is connected with the inwall of cylindrical shell 2, the top of metal phase-splitting net 8 is provided with organic phase overflow launder 9, this organic phase overflow launder 9 comprises the isopipe root 91 of enclosed construction, overflow launder sidepiece 92(isopipe root 91, overflow launder sidepiece 92 is enclosed construction) and the overflow launder top 93 of hatch frame, the position being connected with right inside wall 26 on overflow launder sidepiece 92 offers overfall 94, the nearly isopipe root 91 of this overfall 94 arranges, and overfall 94 communicates with the organic phase discharge nozzle 3 that is positioned at cylindrical shell 2 outsides after right inside wall 26,
The junction of described transition conduit 5, the vertical conduit 6 of condensate liquid is higher than liquid level line X, and overflow launder top 93 is mutually concordant with liquid level line X, and condensate liquid horizontal guide plate 7 is higher than two phase line Y, and the nearly two phase line Y of condensate liquid horizontal guide plate 7 arrange.
Above-mentioned for evaporating a using method for the solvent separation unit that reclaims dicyandiamide solution, described using method comprises the following steps:
First by containing the condensate liquid of extractant successively through feed pipe 1, the rear inflow transition conduit 5 of charging aperture 11, flow into again the upper end of the vertical conduit 6 of condensate liquid through the outlet end of transition conduit 5, in the process flowing into, condensate liquid generation gas-liquid separation, blow-down pipe 24 emptying that isolated incoagulable gas arranges through cylindrical shell 2 tops, then, the condensate stream that flow out the vertical conduit of condensate liquid 6 lower ends is to the upper surface of condensate liquid horizontal guide plate 7, the radial distribution to cylindrical shell 2 through the effect of condensate liquid horizontal guide plate 7 again, in the process distributing, condensate liquid is in the interior phase-splitting of cylindrical shell 2, water flows downward, organic phase upwards flows, subsequently, adjust two phase line Y so that it is slightly lower than condensate liquid horizontal guide plate 7, phase-splitting is proceeded, water flows in water receiving slit 41 after water discharge nozzle 4, organic phase is successively through metal phase-splitting net 8, overflow launder top 93, overfall 94, in the rear inflow organic phase of organic phase discharge nozzle 3 receiving slit 31.
Embodiment 2:
Referring to Fig. 2, substance is with embodiment 1, and difference is:
One end of described water discharge nozzle 4 communicates with the bottom of cylindrical shell 2, the other end communicates with the right-hand member of horizontal segment 151 on L-type pipe 15, the left end of horizontal segment 151 communicates with the bottom of vertical section 152 on L-type pipe 15, horizontal segment 151, the perpendicular connection of vertical section 152, the top of vertical section 152 communicates with water receiving slit 41 after inverted Y-shaped pipe 17, be particularly: the top of vertical section 152 communicates with the liquid feeding end of inverted U pipe 10 after a height-adjustable flexible pipe 13, the outlet end of inverted U pipe 10 is successively through No. two height-adjustable flexible pipes 14, after VERTICAL TUBE 16, communicate with water receiving slit 41, on inverted U pipe 10, be positioned at liquid feeding end, between outlet end, the top at position communicates with one end of air pressure lock-in tube 12, the other end of air pressure lock-in tube 12 communicate with the air chamber 21 in atmosphere or cylindrical shell 2 (other end of air pressure lock-in tube 12 communicates with the air chamber 21 in cylindrical shell 2 after auxiliary hose 18), described inverted U pipe 10 arranges higher than water discharge nozzle 4.
When use, adjust two phase line Y so that it slightly refers to lower than condensate liquid horizontal guide plate 7: by adjust height-adjustable flexible pipe 13, No. two height-adjustable flexible pipes 14 adjust inverted U pipe 10 upper and lower height so that two phase line Y slightly lower than condensate liquid horizontal guide plate 7.
The foregoing is only preferred embodiments of the present utility model; protection domain of the present utility model is not limited with above-mentioned embodiment; in every case the equivalence that those of ordinary skills do according to the utility model institute disclosure is modified or is changed, and all should include in the protection domain of recording in claims.
Claims (5)
1. one kind is reclaimed the solvent separation unit of dicyandiamide solution for evaporating, comprise cylindrical shell (2), feed pipe (1), organic phase discharge nozzle (3) and water discharge nozzle (4), the top of described cylindrical shell (2) offers the charging aperture (11) communicating with feed pipe (1), the bottom of cylindrical shell (2) communicates with water discharge nozzle (4), the sidepiece of cylindrical shell (2) communicates with organic phase discharge nozzle (3), it is characterized in that:
In described cylindrical shell (2), be disposed with air chamber (21) along charging aperture (11) to the direction of water discharge nozzle (4), organic phase chamber (22) and water cavity (23), air chamber (21), the intersection in organic phase chamber (22) is formed with liquid level line (X), organic phase chamber (22), the intersection of water cavity (23) is formed with two phase lines (Y), the top of air chamber (21) and charging aperture (11), blow-down pipe (24) all communicates, the sidepiece in organic phase chamber (22) communicates with organic phase receiving slit (31) after organic phase discharge nozzle (3), the bottom of water cavity (23) communicates with water receiving slit (41) after water discharge nozzle (4),
In described cylindrical shell (2), be provided with transition conduit (5), the vertical conduit of condensate liquid (6), condensate liquid horizontal guide plate (7), metal phase-splitting net (8) and organic phase overflow launder (9), described transition conduit (5) is curved tube structure, the liquid feeding end of transition conduit (5) communicates through charging aperture (11) feed pipe (1) outside with being positioned at cylindrical shell (2), the left inside wall (25) of the nearly cylindrical shell of outlet end (2) of transition conduit (5) arranges downwards, the outer cover of the outlet end of transition conduit (5) is provided with the upper end of the vertical conduit of condensate liquid (6), the below of the vertical conduit of condensate liquid (6) lower end is provided with the condensate liquid horizontal guide plate (7) being connected with left inside wall (25), metal phase-splitting net (8) setting is run through at the middle part of the vertical conduit of condensate liquid (6), the surrounding of metal phase-splitting net (8) is connected with the inwall of cylindrical shell (2), the top of metal phase-splitting net (8) is provided with organic phase overflow launder (9), this organic phase overflow launder (9) comprises the isopipe root (91) of enclosed construction, the overflow launder top (93) of overflow launder sidepiece (92) and hatch frame, the upper position being connected with right inside wall (26) of overflow launder sidepiece (92) offers overfall (94), the nearly isopipe root (91) of this overfall (94) arranges, and overfall (94) organic phase discharge nozzle (3) outside with being positioned at cylindrical shell (2) after right inside wall (26) communicates,
The junction of described transition conduit (5), the vertical conduit of condensate liquid (6) is higher than liquid level line (X), overflow launder top (93) is mutually concordant with liquid level line (X), condensate liquid horizontal guide plate (7) is higher than two phase lines (Y), and nearly two phase lines of condensate liquid horizontal guide plate (7) (Y) arrange.
2. according to claim 1 a kind of for evaporating the solvent separation unit that reclaims dicyandiamide solution, it is characterized in that: the upper surface of described condensate liquid horizontal guide plate (7) is wider than the end face of the vertical conduit of condensate liquid (6) lower end.
3. according to claim 1 and 2 a kind of for evaporating the solvent separation unit that reclaims dicyandiamide solution, it is characterized in that:
One end of described water discharge nozzle (4) communicates with the bottom of cylindrical shell (2), and the other end communicates with water receiving slit (41) through being positioned at the outside inverted Y-shaped pipe (17) of cylindrical shell (2);
Described inverted Y-shaped pipe (17) comprises inverted U pipe (10), air pressure lock-in tube (12), a height-adjustable flexible pipe (13) and No. two height-adjustable flexible pipes (14), one end of described water discharge nozzle (4) communicates with the bottom of cylindrical shell (2), the liquid feeding end of other end inverted U pipe (10) outside with being positioned at cylindrical shell (2) after a height-adjustable flexible pipe (13) communicates, the outlet end of inverted U pipe (10) communicates with water receiving slit (41) after No. two height-adjustable flexible pipes (14), inverted U pipe is positioned at liquid feeding end on (10), between outlet end, the top at position communicates with one end of air pressure lock-in tube (12), the other end of air pressure lock-in tube (12) communicates with the air chamber (21) in atmosphere or cylindrical shell (2), and inverted U pipe (10) arranges higher than water discharge nozzle (4).
4. according to claim 3 a kind of for evaporating the solvent separation unit that reclaims dicyandiamide solution, it is characterized in that: the other end of described air pressure lock-in tube (12) communicates with the air chamber (21) in cylindrical shell (2) after auxiliary hose (18).
5. according to claim 3 a kind of for evaporating the solvent separation unit that reclaims dicyandiamide solution, it is characterized in that: one end of described water discharge nozzle (4) communicates with the bottom of cylindrical shell (2), the other end communicates with the right-hand member of the upper horizontal segment (151) of L-type pipe (15), the left end of horizontal segment (151) communicates with the bottom of the upper vertical section (152) of L-type pipe (15), the top of vertical section (152) communicates with the liquid feeding end of inverted U pipe (10) after a height-adjustable flexible pipe (13), the outlet end of inverted U pipe (10) is successively through No. two height-adjustable flexible pipes (14), after VERTICAL TUBE (16), communicate with water receiving slit (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320671403.XU CN203598537U (en) | 2013-10-29 | 2013-10-29 | Solvent separating device for evaporating and recovering solvent system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320671403.XU CN203598537U (en) | 2013-10-29 | 2013-10-29 | Solvent separating device for evaporating and recovering solvent system |
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| Publication Number | Publication Date |
|---|---|
| CN203598537U true CN203598537U (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320671403.XU Withdrawn - After Issue CN203598537U (en) | 2013-10-29 | 2013-10-29 | Solvent separating device for evaporating and recovering solvent system |
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| Country | Link |
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| CN (1) | CN203598537U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103520956A (en) * | 2013-10-29 | 2014-01-22 | 吴杰 | Solvent separating unit used for evaporation and recovery of solvent system and application method thereof |
| CN105080291A (en) * | 2014-12-02 | 2015-11-25 | 芜湖三峰节能设备有限公司 | Device for improving industrial tail gas cleaning effects |
-
2013
- 2013-10-29 CN CN201320671403.XU patent/CN203598537U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103520956A (en) * | 2013-10-29 | 2014-01-22 | 吴杰 | Solvent separating unit used for evaporation and recovery of solvent system and application method thereof |
| CN103520956B (en) * | 2013-10-29 | 2015-11-18 | 吴杰 | A kind of solvent separation unit for evaporating recycling design system and using method thereof |
| CN105080291A (en) * | 2014-12-02 | 2015-11-25 | 芜湖三峰节能设备有限公司 | Device for improving industrial tail gas cleaning effects |
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