CN105536588A - Material-liquid mixing device and method, and vehicle urea machine - Google Patents
Material-liquid mixing device and method, and vehicle urea machine Download PDFInfo
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- CN105536588A CN105536588A CN201510918596.8A CN201510918596A CN105536588A CN 105536588 A CN105536588 A CN 105536588A CN 201510918596 A CN201510918596 A CN 201510918596A CN 105536588 A CN105536588 A CN 105536588A
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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
- B01F25/50—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
- B01F25/53—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle in which the mixture is discharged from and reintroduced into a receptacle through a recirculation tube, into which an additional component is introduced
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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
- B01F21/00—Dissolving
- B01F21/02—Methods
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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
- B01F21/00—Dissolving
- B01F21/20—Dissolving using flow mixing
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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
- B01F21/00—Dissolving
- B01F21/30—Workflow diagrams or layout of plants, e.g. flow charts; Details of workflow diagrams or layout of plants, e.g. controlling means
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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
- B01F25/50—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
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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
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/2132—Concentration, pH, pOH, p(ION) or oxygen-demand
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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
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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
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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
- B01F35/75—Discharge mechanisms
- B01F35/754—Discharge mechanisms characterised by the means for discharging the components from the mixer
- B01F35/7544—Discharge mechanisms characterised by the means for discharging the components from the mixer using pumps
Abstract
The invention relates to a material-liquid mixing device and method, and a vehicle urea machine, wherein the material-liquid mixing device comprises a liquid feeding valve, a pump, a finished product discharge valve, a liquid inlet valve, a material-liquid mixing tank and a liquid pumping valve; an inlet and a discharge outlet of the pump are respectively connected with an outlet of the liquid feeding valve and an inlet of the finished product discharge valve; a liquid inlet of the material-liquid mixing tank communicates with the discharge outlet of the pump through the liquid inlet valve; the liquid outlet of the material-liquid mixing tank communicates with the inlet of the pump through the liquid pumping valve; in a liquid feeding state, the finished product discharge valve is disconnected with the liquid pumping valve, the pump pumps a solvent into the material-liquid mixing tank through the liquid feeding valve and the liquid inlet valve, and the solvent is mixed with a material in the material-liquid mixing tank to form a solution; in a liquid discharge state, the liquid feeding valve is disconnected with the liquid inlet valve, the pump pumps the mixed solution out of the material-liquid mixing tank through the liquid pumping valve and sends the mixed solution out through the finished product discharge valve. Liquid feeding and liquid discharge are achieved by using one pump, one pump with two uses at least is achieved, the structure is simplified, the control is easy, and the processing cost is saved.
Description
Technical field
The present invention relates to chemical machinery field, particularly relate to a kind of feed liquid mixing arrangement, method and urea for vehicle machine.
Background technology
According to statistics in 2014, the existing heavy-duty diesel vehicle of China 4,600,000, nitrogen oxide (NO in the pollutant that discharge produces
x) account for 67.7%, in order to reduce nitrogen oxide emission, heavy-duty engine manufacturer have employed the tail gas disposal technique of SCR (SCR) mostly, this technical requirement utility cart urea liquid is reducing agent as selective catalytic reduction reaction, and urea at high temperature resolves into into NH
3and CO
2, the NH of generation
3as reducing agent, by the NO in waste gas
xbe reduced into N
2.The standard of urea for vehicle solution is very high, the content of each element is all in certain proportion, this not only requires strictly to control the raw-material quality such as deionized water and urea, and reaches more harsh degree to the production equipment of the water-soluble heat of urea and filling apparatus required precision more.
Take out ultra-pure water in current urea liquid production process, be uniformly mixed solution, be pumped into this three process of product will by two pumps and one band blade shaft come, though can production requirement be met, exist complicated in mechanical structure, assembling not easily, problem that cost is high.
Summary of the invention
For overcoming above technological deficiency, the technical problem that the present invention solves is to provide a kind of feed liquid mixing arrangement, method and urea for vehicle machine, can simplify structure, cut down finished cost.
For solving the problems of the technologies described above, the invention provides a kind of feed liquid mixing arrangement, it comprises: liquid feed valve, pump, go out finished product valve, liquid-inlet valve, feed liquid blending tank and liquid pumping valve, the inlet port of pump and outlet communicate with the outlet of liquid feed valve and the import that goes out finished product valve respectively, the inlet of feed liquid blending tank is communicated with the outlet of pump by liquid-inlet valve, and the liquid outlet of feed liquid blending tank is communicated with the inlet port of pump by liquid pumping valve;
Under feed liquor state, go out finished product valve and liquid pumping valve disconnection, solvent suction feed liquid blending tank and the mixing of materials feeding feed liquid blending tank are formed solution by liquid feed valve and liquid-inlet valve by pump;
Going out under liquid status, liquid feed valve and liquid-inlet valve disconnect, and the solution of mixing is extracted out from feed liquid blending tank and passed through finished product valve by liquid pumping valve and sends by pump.
In the technical scheme that this is basic, by arranging liquid-inlet valve and liquid pumping valve respectively by pump and the inlet of feed liquid blending tank and the path of liquid outlet, under feed liquor state, solvent suction feed liquid blending tank and mixing of materials are formed mixed solution by pump; Going out under liquid status, mixed solution is extracted out from feed liquid blending tank by pump, feed liquor and fluid are all utilize a pump to realize, at least achieve a pump dual-purpose, feed liquor and the fluid form of two pumps are set compared to existing correspondence, simplify the structure, improve the problem of existing feed liquid mixing arrangement complicated in mechanical structure, be easy to control, saved processing cost.
Further, under feed liquid admixture, liquid feed valve and go out finished product valve and disconnect, the solution of mixing to be extracted out from feed liquid blending tank by liquid pumping valve and is sent into feed liquid blending tank by liquid-inlet valve and carries out circulation and mix by pump.
In the technical scheme of this improvement, mixed solution is extracted out from feed liquid blending tank by liquid pumping valve by pump, then the mixed solution extracted out is sent into feed liquid blending tank by liquid-inlet valve by pump again, form a closed closed circuit, material and solution can carry out circulating stirring, realize dissolution homogeneity mixing fast, pump achieves the function of dissolution homogeneity mixing, thus in feed liquid blending tank without the need to arrange band blade shaft, achieve pump three use, compared to the existing frame mode arranging the shaft of two pumps and band blade, simplify the structure further, save processing cost.
Further, also comprise circulation liquid valve, the circulation liquid outlet of feed liquid blending tank is communicated with the inlet port of pump by circulation liquid valve;
Under feed liquid admixture, liquid feed valve and go out finished product valve and disconnect, the solution of mixing to be extracted out from feed liquid blending tank by circulation liquid valve and is sent into feed liquid blending tank by liquid-inlet valve and carries out circulation and mix by pump.
In the technical scheme of this improvement, by arranging circulation liquid valve, mixed solution is extracted out from feed liquid blending tank by circulation liquid valve by pump, then the mixed solution extracted out is sent into feed liquid blending tank by liquid-inlet valve by pump again, form a closed closed circuit, material and solution can carry out circulating stirring, realize dissolution homogeneity mixing fast, pump achieves the function of dissolution homogeneity mixing, thus in feed liquid blending tank without the need to arrange band blade shaft, achieve pump three use, compared to the existing frame mode arranging the shaft of two pumps and band blade, simplify the structure further, save processing cost.
Further, inlet and liquid outlet are separately positioned on top and the bottom of feed liquid blending tank.
In the technical scheme of this improvement, inlet and liquid outlet are separately positioned on top and the bottom of feed liquid blending tank, the solution of solvent or mixing is from the top suction of feed liquid blending tank, the solution of mixing is sent from the bottom of feed liquid blending tank, the mobility of solution is strong, make material and solvent reach the state mixed fast, improve mixing efficiency.
Further, feed liquid mixing arrangement also comprises the filter on the path that is arranged between liquid pumping valve and the inlet port of pump.
In the technical scheme of this improvement, the path between liquid pumping valve and the inlet port of pump arranges filter, going out under liquid status, the impurity of solution in filter solution of mixing is filtered, and ensures purity and the quality of solution.
Further, feed liquid mixing arrangement also comprises controlling organization and is arranged on the concentration detecting mechanism in feed liquid blending tank, concentration detecting mechanism can detect the concentration value of material in solution and feed back to controlling organization, and controlling organization controls liquid feed valve, goes out the break-make of finished product valve, liquid-inlet valve and liquid pumping valve.
In the technical scheme of this improvement, by arranging controlling organization and concentration detecting mechanism, the concentration value of material in solution is fed back to controlling organization by concentration detecting mechanism, the break-make that controlling organization controls each valve carrys out switch operating state, achieve Automated condtrol, flow process is simple, is easy to programming Control.
Preferably, material is urea, and solvent is ultra-pure water.
In this preferred technical scheme, this feed liquid mixing arrangement is particularly useful for the mixing of urea and ultra-pure water to process urea liquid.
Present invention also offers a kind of feed liquid mixed method based on above-mentioned feed liquid mixing arrangement, comprise the steps:
Liquor charging step: disconnect finished product valve and liquid pumping valve, connects liquid feed valve and liquid-inlet valve, and solvent suction feed liquid blending tank and the mixing of materials feeding feed liquid blending tank are formed solution by pump;
Fluid step: disconnect liquid feed valve and liquid-inlet valve, connect liquid pumping valve and go out finished product valve, the solution of mixing is extracted out from feed liquid blending tank and is passed through finished product valve and sends by pump.
In the technical scheme that this is basic, in feed liquor step, solvent suction feed liquid blending tank and mixing of materials are formed mixed solution by pump; In fluid step, mixed solution is extracted out from feed liquid blending tank by pump, utilizes a pump to realize feed liquor and fluid, is easy to control, has saved processing cost.
Further, feed liquid mixed method also comprises the circulation blend step between liquor charging step and fluid step:
Disconnect liquid feed valve and go out finished product valve, connecting liquid pumping valve and liquid-inlet valve, the solution of mixing is extracted out from feed liquid blending tank and is sent into feed liquid blending tank and carries out circulation mixing by pump.
In the technical scheme of this improvement, mixed solution is extracted out from feed liquid blending tank by liquid pumping valve by pump, then the mixed solution extracted out is sent into feed liquid blending tank by liquid-inlet valve by pump again, form a closed closed circuit, material and solution can carry out circulating stirring, realize dissolution homogeneity mixing fast.
The present invention also further provides a kind of urea for vehicle machine, and it has above-mentioned feed liquid mixing arrangement.
In the technical scheme that this is basic, the urea for vehicle machine with feed liquid mixing arrangement of the present invention also has above-mentioned technique effect of having a mind to.
Thus, based on technique scheme, the invention provides a kind of feed liquid mixing arrangement, method and urea for vehicle machine, by arranging liquid-inlet valve and liquid pumping valve respectively by pump and the inlet of feed liquid blending tank and the path of liquid outlet, under feed liquor state, solvent suction feed liquid blending tank and mixing of materials are formed mixed solution by pump; Going out under liquid status, mixed solution is extracted out from feed liquid blending tank by pump, feed liquor and fluid are all utilize a pump to realize, at least achieve a pump dual-purpose, feed liquor and the fluid form of two pumps are set compared to existing correspondence, simplify the structure, improve the problem of existing feed liquid mixing arrangement complicated in mechanical structure, be easy to control, saved processing cost, feed liquid mixed method of the present invention and urea for vehicle machine also correspondingly have above-mentioned Advantageous Effects.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention only for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of feed liquid mixing arrangement one embodiment of the present invention;
Fig. 2 is the structural representation of another embodiment of feed liquid mixing arrangement of the present invention.
Detailed description of the invention
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
The specific embodiment of the present invention is for the ease of having further description to design of the present invention, the technical problem solved, the technical characteristic forming technical scheme and the technique effect that brings.It should be noted that, the explanation for these embodiments does not form limitation of the invention.In addition, just can mutually combine as long as the technical characteristic related in embodiments of the present invention described below does not form conflict each other.
Consider in existing urea liquid production process take out ultra-pure water, be uniformly mixed solution, be pumped into this three process of product will by two pumps and one band blade shaft come, exist complicated in mechanical structure, assembling not easily, problem that cost is high, the present invention devises a kind of feed liquid mixing arrangement, by arranging liquid-inlet valve and liquid pumping valve respectively by pump and the inlet of feed liquid blending tank and the path of liquid outlet, under feed liquor state, solvent suction feed liquid blending tank and mixing of materials are formed mixed solution by pump; Going out under liquid status, mixed solution is extracted out from feed liquid blending tank by pump, feed liquor and fluid are all utilize a pump to realize, at least achieve a pump dual-purpose, feed liquor and the fluid form of two pumps are set compared to existing correspondence, simplify the structure, improve the problem of existing feed liquid mixing arrangement complicated in mechanical structure, be easy to control, saved processing cost.
In feed liquid mixing arrangement of the present invention schematic embodiment, as shown in Figure 1, feed liquid mixing arrangement comprises: liquid feed valve 1, pump 2, go out finished product valve 3, liquid-inlet valve 6, feed liquid blending tank 4, liquid pumping valve 5 and finished product box 8, the inlet port of pump 2 and outlet communicate with the outlet of liquid feed valve 1 and the import that goes out finished product valve 3 respectively, the outlet going out finished product valve 3 communicates with finished product box 8, the inlet of feed liquid blending tank 4 is communicated by the outlet of liquid-inlet valve 6 with pump 2, and the liquid outlet of feed liquid blending tank 4 is communicated by the inlet port of liquid pumping valve 5 with pump 2;
Under feed liquor state, go out finished product valve 3 and liquid pumping valve 5 disconnects, solvent B suction feed liquid blending tank 4 and the material A feeding feed liquid blending tank 4 are mixed to form solution by liquid feed valve 1 and liquid-inlet valve 6 by pump 2;
Going out under liquid status, liquid feed valve 1 and liquid-inlet valve 6 disconnect, and the solution of mixing is extracted out from feed liquid blending tank 4 and passed through finished product valve 3 by liquid pumping valve 5 and sends to finished product box 8 by pump 2.
In this schematic embodiment, by arranging liquid-inlet valve 6 and liquid pumping valve 5 respectively by pump 2 and the inlet of feed liquid blending tank 4 and the path of liquid outlet, under feed liquor state, solvent B suction feed liquid blending tank 4 and material A are mixed to form mixed solution by pump 2; Going out under liquid status, mixed solution is extracted out from feed liquid blending tank 4 by pump 2, feed liquor and fluid are all utilize a pump to realize, and at least achieve a pump dual-purpose, arrange feed liquor and the fluid form of two pumps compared to existing correspondence, improve the utilization rate of pump, simplify the structure, improve the problem of existing feed liquid mixing arrangement complicated in mechanical structure, save installing space, be easy to control, saved processing cost.Wherein, material A can be preferably urea, then solvent B is preferably ultra-pure water, and feed liquid mixing arrangement of the present invention is particularly useful for the mixing of urea and ultra-pure water to process urea liquid.In addition, pump 2 is preferably circulating pump, circulating pump have water-tight, noise is little, the life-span is long, little power consumption, volume are little and lightweight advantage, it is particularly useful for pumping solvent B or solution in this material mixing device, and its less volume can save installing space further, has higher applicability.
Dissolve in solvent B form mixed uniformly solution to realize material A fast, the shaft that feed liquid blending tank 4 in feed liquid mixing arrangement of the present invention can arrange band blade realizes, also can preferably without the need to arranging the shaft of band blade but utilizing pump to realize, as shown in Figure 1, in feed liquid mixing arrangement of the present invention preferred illustrative examples, under feed liquid admixture, liquid feed valve 1 and go out finished product valve 3 and disconnect, the solution of mixing to be extracted out from feed liquid blending tank 4 by liquid pumping valve 5 and is sent into feed liquid blending tank 4 by liquid-inlet valve 6 and carries out circulation and mix by pump 2.Mixed solution is extracted out from feed liquid blending tank 4 by liquid pumping valve 5 by pump 2, then the mixed solution extracted out is sent into feed liquid blending tank 4 by liquid-inlet valve 6 by pump 2 again, form a closed closed circuit, material A and solvent B can carry out circulating stirring, realize dissolution homogeneity mixing fast, that is pump 2 replaces shaft to achieve the function of dissolution homogeneity mixing, thus in feed liquid blending tank 4 without the need to arrange band blade shaft, achieve pump three use, compared to the existing frame mode arranging the shaft of two pumps and band blade, simplify the structure further, save processing cost.
Feed liquid mixing in above-described embodiment and fluid all utilize liquid pumping valve 5 to realize, also independently valve can be set to feed liquid mixing, as shown in Figure 2, in another preferred illustrative examples of feed liquid mixing arrangement of the present invention, feed liquid mixing arrangement also comprises circulation liquid valve 9, and the circulation liquid outlet of feed liquid blending tank 4 is communicated by the inlet port of circulation liquid valve 9 with pump 2; Under feed liquid admixture, liquid feed valve 1, go out finished product valve 3 and liquid pumping valve 5 disconnects, the solution of mixing is extracted out from feed liquid blending tank 4 and is sent into feed liquid blending tank 4 by liquid-inlet valve 6 by circulation liquid valve 9 and carries out circulation mixing by pump 2.By arranging circulation liquid valve 9, mixed solution is extracted out from feed liquid blending tank 4 by circulation liquid valve 9 by pump 2, then the mixed solution extracted out is sent into feed liquid blending tank 4 by liquid-inlet valve 6 by pump 2 again, form a closed closed circuit, material A and solvent B can carry out circulating stirring, realize dissolution homogeneity mixing fast, pump achieves the function of dissolution homogeneity mixing equally.Wherein, the circulation liquid outlet of feed liquid blending tank 4 can be arranged on position lower than the liquid outlet of feed liquid blending tank 4 as illustrated in fig. 2 to improve circulation stirring performance.
Certainly, under feed liquid admixture, liquid pumping valve 5 also can be in on-state, now the solution of mixing was both extracted out from feed liquid blending tank 4 by liquid pumping valve 5 by pump 2, by circulation liquid valve 9, mixed solution is extracted out from feed liquid blending tank 4 again, the mixed solution extracted out is sent into feed liquid blending tank 4 by liquid-inlet valve 6 by pump 2 again, can increase the mobility of mixed solution so further, Homogeneous phase mixing is accelerated further.In addition, the inlet of feed liquid blending tank 4 and liquid outlet are preferably arranged on top and the bottom of feed liquid blending tank 4 respectively, inlet and liquid outlet are separately positioned on top and the bottom of feed liquid blending tank 4, the solution of solvent B or mixing is from the top suction of feed liquid blending tank 4, the solution of mixing is sent from the bottom of feed liquid blending tank 4, and the mobility of solution is strong, and circulation stirring is more abundant, make material and solvent can reach the state mixed more fast, improve mixing efficiency.
Improve as to the one side of above-described embodiment, as depicted in figs. 1 and 2, feed liquid mixing arrangement also comprises the filter 7 on the path between the inlet port being arranged on liquid pumping valve 5 and pump 2, going out under liquid status, the impurity of solution when filter 7 in solution of mixing is filtered, and ensures purity and the quality of solution.
Improve as to the another aspect of above-described embodiment, feed liquid mixing arrangement also comprises controlling organization (not shown) and is arranged on the concentration detecting mechanism (not shown) in feed liquid blending tank 4, concentration detecting mechanism can detect the concentration value of material A in solution and feed back to controlling organization, controlling organization controls liquid feed valve 1, goes out the break-make of finished product valve 3, liquid-inlet valve 6 and liquid pumping valve 5, achieve Automated condtrol, flow process is simple, is easy to programming Control.
Thus, be urea below with material A, solvent B for ultra-pure water for the embodiment shown in example composition graphs 2 illustrates that the course of work of feed liquid mixing arrangement is as follows:
Feed liquor operation: controlling organization disconnects finished product valve 3 and liquid pumping valve 5 and connects liquid feed valve 1 and liquid-inlet valve 6, controlling organization starts pump 2, ultra-pure water suction feed liquid blending tank 4 and the urea feeding feed liquid blending tank 4 are mixed to form urea liquid by liquid feed valve 1 and liquid-inlet valve 6 by pump 2, after in feed liquid blending tank 4, the volume of ultra-pure water reaches preset vol, controlling organization stops pump 2 take out ultra-pure water and enter feed liquid mixed processes;
Feed liquid mixed processes: controlling organization disconnects liquid feed valve 1, goes out finished product valve 3 and liquid pumping valve 5 and connect liquid-inlet valve 6 and circulation liquid valve 9, controlling organization starts pump 2, the urea liquid of mixing to be extracted out from feed liquid blending tank 4 by circulation liquid valve 9 and is sent into feed liquid blending tank 4 by liquid-inlet valve 6 and carries out circulation mixing by pump 2, when the urea concentration value that concentration detecting mechanism detects meets required concentration standard value, controlling organization stops pump 2 and enters fluid operation;
Fluid operation: controlling organization disconnects liquid feed valve 1, liquid-inlet valve 6 and circulation liquid valve 9 and connects liquid pumping valve 5 and go out finished product valve 3, controlling organization starts pump 2, and the urea liquid mixed is extracted out from feed liquid blending tank 4 and passed through finished product valve 3 by liquid pumping valve 5 and sends and preserve to finished product box 8 by pump 2.
Correspondingly, present invention also offers a kind of feed liquid mixed method of the feed liquid mixing arrangement based on above-described embodiment, comprise the steps:
Liquor charging step: disconnect finished product valve 3 and liquid pumping valve 5, connects liquid feed valve 1 and liquid-inlet valve 6, and solvent B suction feed liquid blending tank 4 and the material A feeding feed liquid blending tank 4 are mixed to form solution by pump 2;
Fluid step: disconnect liquid feed valve 1 and liquid-inlet valve 6, connect liquid pumping valve 5 and go out finished product valve 3, the solution of mixing is extracted out from feed liquid blending tank 4 and is passed through finished product valve 3 and sends by pump 2.
In this schematic embodiment, in feed liquor step, solvent B suction feed liquid blending tank 4 and material A are mixed to form mixed solution by pump 2; In fluid step, mixed solution is extracted out from feed liquid blending tank 4 by pump 2, utilizes a pump to realize feed liquor and fluid, is easy to control, and has saved processing cost.
As the improvement to said method embodiment, feed liquid mixed method also comprises the circulation blend step between liquor charging step and fluid step: disconnect liquid feed valve 1 and go out finished product valve 3, connect liquid pumping valve 5 and liquid-inlet valve 6, the solution of mixing is extracted out from feed liquid blending tank 4 and is sent into feed liquid blending tank 4 and carries out circulation mixing by pump 2.Mixed solution is extracted out from feed liquid blending tank 4 by liquid pumping valve 5 by pump 2, then the mixed solution extracted out is sent into feed liquid blending tank 4 by liquid-inlet valve 6 by pump 2 again, form a closed closed circuit, material A and solvent B can carry out circulating stirring, realize dissolution homogeneity mixing fast.
Present invention also offers a kind of urea for vehicle machine, it has above-mentioned feed liquid mixing arrangement.Feed liquid mixing arrangement of the present invention is particularly useful for the mixing of urea and ultra-pure water in urea for vehicle machine, because feed liquid mixing arrangement of the present invention can simplify structure, cuts down finished cost.Correspondingly, urea for vehicle machine of the present invention also has above-mentioned Advantageous Effects, does not repeat them here.
The embodiment more than combined is described in detail for embodiments of the present invention, but the present invention is not limited to described embodiment.Such as, also fluid can be realized by connecting liquid pumping valve 5 and circulation liquid valve 9 and go out finished product valve 3 simultaneously.For a person skilled in the art, when not departing from principle of the present invention and connotation, multiple change, amendment are carried out to these embodiments, equivalence is replaced and modification still falls within protection scope of the present invention.
Claims (10)
1. a feed liquid mixing arrangement, it is characterized in that, comprise: liquid feed valve (1), pump (2), go out finished product valve (3), liquid-inlet valve (6), feed liquid blending tank (4) and liquid pumping valve (5), the inlet port of described pump (2) and outlet respectively with the outlet of described liquid feed valve (1) and described go out the import of finished product valve (3) communicate, the inlet of described feed liquid blending tank (4) is communicated by the outlet of described liquid-inlet valve (6) with described pump (2), the liquid outlet of described feed liquid blending tank (4) is communicated by the inlet port of described liquid pumping valve (5) with described pump (2),
Under feed liquor state, described go out finished product valve (3) and described liquid pumping valve (5) disconnect, feed liquid blending tank (4) described in solvent (B) suction and the material (A) of the described feed liquid blending tank (4) of infeed are mixed to form solution by described liquid feed valve (1) and described liquid-inlet valve (6) by described pump (2);
Going out under liquid status, described liquid feed valve (1) and described liquid-inlet valve (6) disconnect, and the solution of mixing is extracted out from described feed liquid blending tank (4) and gone out finished product valve (3) described in passing through by described liquid pumping valve (5) and sends by described pump (2).
2. feed liquid mixing arrangement according to claim 1, it is characterized in that, under feed liquid admixture, described liquid feed valve (1) and described go out finished product valve (3) disconnect, the solution of mixing to be extracted from described feed liquid blending tank (4) by described liquid pumping valve (5) and is sent into described feed liquid blending tank (4) by described liquid-inlet valve (6) and carries out circulation and mix by described pump (2).
3. feed liquid mixing arrangement according to claim 1, it is characterized in that, also comprise circulation liquid valve (9), the circulation liquid outlet of described feed liquid blending tank (4) is communicated with the inlet port of described pump (2) by described circulation liquid valve (9);
Under feed liquid admixture, described liquid feed valve (1) and described go out finished product valve (3) disconnect, the solution of mixing to be extracted from described feed liquid blending tank (4) by described circulation liquid valve (9) and is sent into described feed liquid blending tank (4) by described liquid-inlet valve (6) and carries out circulation and mix by described pump (2).
4. the feed liquid mixing arrangement according to any one of claims 1 to 3, is characterized in that, described inlet and described liquid outlet are separately positioned on top and the bottom of described feed liquid blending tank (4).
5. the feed liquid mixing arrangement according to any one of claims 1 to 3, is characterized in that, also comprises the filter (7) on the path between the inlet port being arranged on described liquid pumping valve (5) and described pump (2).
6. the feed liquid mixing arrangement according to any one of claims 1 to 3, it is characterized in that, also comprise controlling organization and be arranged on the concentration detecting mechanism in described feed liquid blending tank (4), described concentration detecting mechanism can detect the concentration value of material described in described solution (A) and feed back to described controlling organization, described controlling organization control described liquid feed valve (1), described in go out the break-make of finished product valve (3), described liquid-inlet valve (6) and described liquid pumping valve (5).
7. the feed liquid mixing arrangement according to any one of claims 1 to 3, is characterized in that, described material (A) is urea, and described solvent (B) is ultra-pure water.
8., based on a feed liquid mixed method for the feed liquid mixing arrangement described in any one of claim 1 ~ 7, comprise the steps:
Liquor charging step: go out finished product valve (3) and described liquid pumping valve (5) described in disconnection, connect described liquid feed valve (1) and described liquid-inlet valve (6), feed liquid blending tank (4) described in solvent (B) suction and the material (A) feeding described feed liquid blending tank (4) are mixed to form solution by described pump (2);
Fluid step: disconnect described liquid feed valve (1) and described liquid-inlet valve (6), connect described liquid pumping valve (5) and described go out finished product valve (3), the solution of mixing is extracted out from described feed liquid blending tank (4) and is gone out finished product valve (3) described in passing through and sends by described pump (2).
9. feed liquid mixed method according to claim 8, is characterized in that, also comprises the circulation blend step between described liquor charging step and described fluid step:
Disconnect described liquid feed valve (1) and described go out finished product valve (3), connect described liquid pumping valve (5) and described liquid-inlet valve (6), the solution of mixing is extracted out from described feed liquid blending tank (4) and is sent into described feed liquid blending tank (4) and carries out circulation mixing by described pump (2).
10. a urea for vehicle machine, is characterized in that, has the feed liquid mixing arrangement described in any one of claim 1 ~ 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510918596.8A CN105536588A (en) | 2015-12-11 | 2015-12-11 | Material-liquid mixing device and method, and vehicle urea machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510918596.8A CN105536588A (en) | 2015-12-11 | 2015-12-11 | Material-liquid mixing device and method, and vehicle urea machine |
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| Publication Number | Publication Date |
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| CN105536588A true CN105536588A (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510918596.8A Pending CN105536588A (en) | 2015-12-11 | 2015-12-11 | Material-liquid mixing device and method, and vehicle urea machine |
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| Country | Link |
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| CN (1) | CN105536588A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108837738A (en) * | 2018-06-22 | 2018-11-20 | 安徽省力霸动力锂电池科技有限公司 | A kind of lithium battery mixed material feeding method |
| CN109289688A (en) * | 2018-09-17 | 2019-02-01 | 淮北惠源环保科技有限公司 | A kind of urea for vehicle solution concentration adjustable apparatus |
| WO2023230682A1 (en) * | 2022-05-31 | 2023-12-07 | FARIA, Bruno Pires | Solubilizer for various mixtures |
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| US3948490A (en) * | 1972-03-09 | 1976-04-06 | Cluett, Peabody & Co., Inc. | Method for mixing volatile liquid with non-volatile material |
| CN203829701U (en) * | 2014-05-13 | 2014-09-17 | 巩义市三源废物处理厂 | Heating pretreatment module of oil filter device |
| CN105056778A (en) * | 2015-09-22 | 2015-11-18 | 珠海格力电器股份有限公司 | Automobile urea solution production device and method |
| CN205199334U (en) * | 2015-12-11 | 2016-05-04 | 珠海格力智能装备有限公司 | Feed liquid mixing arrangement and automobile -used urea machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US3948490A (en) * | 1972-03-09 | 1976-04-06 | Cluett, Peabody & Co., Inc. | Method for mixing volatile liquid with non-volatile material |
| CN203829701U (en) * | 2014-05-13 | 2014-09-17 | 巩义市三源废物处理厂 | Heating pretreatment module of oil filter device |
| CN105056778A (en) * | 2015-09-22 | 2015-11-18 | 珠海格力电器股份有限公司 | Automobile urea solution production device and method |
| CN205199334U (en) * | 2015-12-11 | 2016-05-04 | 珠海格力智能装备有限公司 | Feed liquid mixing arrangement and automobile -used urea machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108837738A (en) * | 2018-06-22 | 2018-11-20 | 安徽省力霸动力锂电池科技有限公司 | A kind of lithium battery mixed material feeding method |
| CN109289688A (en) * | 2018-09-17 | 2019-02-01 | 淮北惠源环保科技有限公司 | A kind of urea for vehicle solution concentration adjustable apparatus |
| WO2023230682A1 (en) * | 2022-05-31 | 2023-12-07 | FARIA, Bruno Pires | Solubilizer for various mixtures |
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