CN204208577U - Carrier particles continuous impregnating equipment - Google Patents
Carrier particles continuous impregnating equipment Download PDFInfo
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- CN204208577U CN204208577U CN201420636123.XU CN201420636123U CN204208577U CN 204208577 U CN204208577 U CN 204208577U CN 201420636123 U CN201420636123 U CN 201420636123U CN 204208577 U CN204208577 U CN 204208577U
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Abstract
The utility model discloses a kind of carrier particles continuous impregnating equipment, comprise the solid-liquid blender and maceration extract feed system with charging aperture and discharging opening, wherein be provided with the conveyer that extends from charging aperture towards discharging opening in solid-liquid blender with delivery vehicle particulate, for the Dilvar zone that floods carrier particles and for carrying out dry dry section to the carrier particles through dipping, wherein Dilvar zone is respectively and be communicated with multiple of maceration extract feed system arranging along conveyer interval, and is provided with dry section between adjacent Dilvar zone.Therefore the carrier particles entered from charging aperture can at least complete twice independently dip operation under the transmission of conveyer, carrier particles load high level, even a greater variety of active principle can be made, thus guarantee dipping effect, and this process can be completed continuously by conveyer, efficiently easy to operate, practical.
Description
Technical field
The utility model relates to the dipping field of carrier particles, particularly, relates to a kind of carrier particles continuous several times impregnating equipment.
Background technology
It is comparatively common at chemical field that the dipping carrying out active material to carrier particles has obtained the materials such as catalyst.Such as in many solid catalyst preparation process, dipping is the very important processing step of item.Wherein, there is the carrier particles of loose structure in the process of load active principle, maceration extract is under the effect of capillary force, be drawn in carrier pore by surface, the active principle of solute is with the infiltration of solution inwall, diffusion, and then the active site absorption on loaded body surface, or deposits or ion-exchange, even react, finally make active constituent loading on carrier.
Conventional dipping method mainly contains supersaturation dipping, saturated dipping.Supersaturation dipping comprises batch (-type) dipping and continuous impregnating, wherein continuous pickling apparatus comprises hanging basket dipping, guipure dipping and cylinder impregnating, but this several dipping technique, the catalyst prepared often intensity is not high, Active components distribution is uneven, and easily peels off.Saturated infusion process principle controls maceration extract volume well according to carrier amount and water absorption rate, liquid-solid phase is fully mixed, under certain liquid-solid ratio, make the complete impregnated liquid wetting of carrier ensure again the content of active component in catalyst, make the whole load of maceration extract on carrier.Saturated dip operation equipment conventional in industry has drum unit, batch mixer, bowling machine etc., and these equipment can not make impregnation technology serialization on the one hand, and dip time is longer on the other hand, unfavorable to the intensity of catalyst granules.
Chinese patent literature CN201200962Y discloses a kind of continuous spray device for the preparation of laminated composites, this device comprises pulp jets device, air jet system and cylinder, wherein pulp jets device and air jet system adopt pulsed operation, thus realize continuous spray drying.But the method is more suitable for the dipping of larger particles, and use cylinder, the loss of particulate carrier wearability is larger.
Chinese patent literature CN102441441A discloses a kind of micro-spherical catalyst immersion device and method, carrier particles in dipping solution in dipping solution storage tank and catalyst carrier conveying equipment is all delivered in flow channel type impregnating equipment, after fully being flooded, arrange through liquid-solid separation equipment and impregnated carrier is separated with dipping solution.The problem such as floating that this method causes because particle diameter is small mainly for the catalyst existed during catalyst soakage, but this method easily makes carrier cause intensity to decline in supersaturation dipping.
Chinese patent literature CN102806109A discloses a kind of catalyst successive impregnation method, the adding impregnation chamber and be atomized into droplet of maceration extract continous-stable, and maceration extract drop has fully contacted dipping with the catalyst carrier equally evenly added in impregnation chamber.Before the method makes catalyst drying, dip time is longer, and for keeping, the tear strength of catalyst is unfavorable.
And Chinese patent literature CN102019208B discloses a kind of continuous impregnating method and equipment thereof of particulate carrier.The method comprises: maceration extract becomes drop by nozzle atomization and spurts in atomizer, negative pressure is utilized to make carrier particles introduce in atomizer, after maceration extract drop mixes in atomizer with carrier particles, its mixture enters in dipping blender and fully contacts, then enters in drying equipment and carry out drying.This method make drying equally before carrier and maceration extract longer for time of contact, unfavorable to support strength.
Utility model content
The purpose of this utility model is to provide a kind of carrier particles continuous impregnating equipment, and this device structure is ingenious, can complete to continuous several times the dipping of carrier particles and ensure dipping effect.
To achieve these goals, the utility model provides a kind of carrier particles continuous impregnating equipment, comprise the solid-liquid blender and maceration extract feed system with charging aperture and discharging opening, the conveyer that extends from described charging aperture towards described discharging opening is provided with delivery vehicle particulate in described solid-liquid blender, the Dilvar zone for flooding described carrier particles is also provided with in described solid-liquid blender, and for carrying out dry dry section to the described carrier particles through dipping, wherein said Dilvar zone is respectively and be communicated with multiple of described maceration extract feed system arranging along described conveyer interval, and be provided with described dry section between adjacent Dilvar zone, heater is provided with in described dry section.
Preferably, described dry section is provided with between described discharging opening and the described Dilvar zone adjacent with this discharging opening.
Preferably, the length of adjacent with described discharging opening described dry section is greater than the length of dry section described in other.
Preferably, described Dilvar zone and described dry section are respectively three.
Preferably, also cooling zone is provided with between Dilvar zone described in described dry section and the downstream adjacent with this dry section.
Preferably, described maceration extract feed system comprises the shower nozzle spraying maceration extract, and at least corresponding described shower nozzle of each described Dilvar zone, this shower nozzle forms atomizing nozzle structure.
Preferably, described maceration extract feed system comprises a main pipe rail, and the described shower nozzle in each described Dilvar zone is connected on this main pipe rail.
Preferably, described maceration extract feed system comprises many main pipe rails carrying variety classes maceration extract respectively, these many main pipe rails is connected to the described shower nozzle of corresponding each described Dilvar zone.
Preferably, described conveyer is tilted to lower setting from described charging aperture to described discharging opening.
Preferably, described heater is be set in the heating jacket outside described conveyer.
Preferably, described carrier particles continuous impregnating equipment also comprises fine powder vacuum capturing device, and this fine powder vacuum capturing device is between described discharging opening and the described dry section adjacent with this discharging opening.
Preferably, described charging aperture is communicated with carrier particles constant feed system, and described maceration extract feed system is constant feed system.
Pass through technique scheme, owing to having multiple Dilvar zone arranged along conveyer in solid-liquid blender, and be provided with dry section between adjacent Dilvar zone, therefore the carrier particles entered from charging aperture can at least complete twice independently dip operation under the transmission of conveyer, namely, flood in first time and the even more dip operation of second time after drying, can also be carried out, therefore, it is possible to make carrier particles load high level, even a greater variety of active principle, thus guarantee dipping effect, and this process can be completed continuously by conveyer, efficiently easy to operate, practical.
Other feature and advantage of the present utility model are described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for description, is used from explanation the utility model, but does not form restriction of the present utility model with detailed description of the invention one below.In the accompanying drawings:
Fig. 1 is the structural representation of the carrier particles continuous impregnating equipment that the utility model first embodiment provides;
Fig. 2 is the structural representation of the carrier particles continuous impregnating equipment that the utility model second embodiment provides;
The structural representation of the carrier particles continuous impregnating equipment that Fig. 3 the utility model the 3rd embodiment provides;
The structural representation of the carrier particles continuous impregnating equipment that Fig. 4 the utility model the 4th embodiment provides;
Fig. 5 is a kind of structural representation of the ladder conveyer belt that the utility model preferred embodiment provides;
Fig. 6 is the arrangement schematic diagram of the Smoke-heating device that the utility model preferred embodiment provides.
Description of reference numerals
1 solid-liquid blender 2 conveyer
3 Dilvar zone 4 dry sections
5 maceration extract feed system 6 fine powder vacuum capturing devices
8 heaters
11 charging aperture 12 discharging openings
21 helical axis 22 batch mixing boiler tubes
23 delivery section 24 main pulleys
25 secondary pulley
51 main pipe rail 52 shower nozzles
81 Smoke-heating device 82 electric heater units
83 flue gas pipelines
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the utility model, is not limited to the utility model.
In the utility model, when not doing contrary explanation, the situation that the continuous impregnating equipment that the noun of locality used normally provides with the utility model as " upper and lower, the end, top " normally uses is undefined, particularly, can with reference to figures 1 through the page shown in Fig. 4, in addition, " inside and outside " then refers to the interior and outer of corresponding component profile.
First, inventor of the present utility model is by the analysis to dipping method saturated disclosed in background technology and traditional saturated dipping method, show that they exist a common drawback and are: because the saturation solubility of maceration extract is limited, the active principle of load high-load is needed at catalyst, when sometimes even needing the multiple active principle of step load, repeatedly need flood-dry loaded down with trivial details and discontinuous operation, guarantee dipping effect.Even if for the active principle of load high-load adopts the maceration extract exceeding carrier saturated adsorption capacity to flood in saturated dipping method, then mixed material flowing property can be caused poor, and mass transport difficulty, also can make active principle disperse very uneven simultaneously.Therefore, not only the utility model aims to provide and a kind ofly can ensure the dipping effect of carrier particles but also can complete repeatedly the continuous impregnating equipment of the operation of dip operation continuously.This equipment can be used for making catalyst, more specifically, is applicable to supported catalyst composition on microparticle support, such as, for microspheric catalytic cracking sulfur transfer additive carried metal component.Be particularly useful for the application needing repeatedly supported catalyst composition.
As shown in Figures 1 to 4, the utility model provides a kind of carrier particles continuous impregnating equipment, this equipment comprise there is charging aperture 11 and discharging opening 12 solid-liquid blender 1 and maceration extract feed system 5 to carry out dip operation to the carrier particles entered in solid-liquid blender 1, in order to realize the purpose of this utility model, the conveyer 2 that extends from charging aperture 11 towards discharging opening 12 is provided with delivery vehicle particulate in the solid-liquid blender 1 that the utility model provides, the Dilvar zone 3 for flooding carrier particles is also provided with in solid-liquid blender 1, and for carrying out dry dry section 4 to the carrier particles through dipping, wherein Dilvar zone 3 is respectively and be communicated with multiple of maceration extract feed system 5 arranging along conveyer 2 interval, to be flooded the carrier particles entering Dilvar zone 3 by maceration extract feed system 5, and be provided with dry section 4 between adjacent Dilvar zone 3, heater 8 is provided with in dry section 4, namely the carrier particles realizing entering dry section 4 by the heating of heater 8 carries out drying.
In the technical scheme that the utility model is above-mentioned, owing to having multiple Dilvar zone 3 arranged along conveyer 2 in solid-liquid blender 1, and be provided with dry section 4 between adjacent Dilvar zone 2, therefore the carrier particles entered from charging aperture 11 can at least complete twice independently dip operation under the transmission of conveyer 2, namely, flood in first time and the even more multi-region dip operation of second time after drying, can also be carried out, therefore, carrier particles load high level can be made, even a greater variety of active principle, thus guarantee dipping effect, and this process can be completed in solid-liquid blender 1 continuously by conveyer 2, efficiently easy to operate, practical.
It should be noted that, the embodiment that can realize technique scheme has multiple, such as, in the concrete structure of maceration extract feed system, dry section 4 weight of heater and the kind and arrangement etc. of arrangement and conveyer.Therefore, the utility model for convenience of description, introduces a kind of preferred embodiment wherein at this, and this preferred embodiment, only for illustration of the utility model, is not limited to the utility model.
In preferred embodiment of the present utility model, Dilvar zone 3 is identical with the quantity of dry section 4, namely except between adjacent Dilvar zone 3, preferably, is provided with dry section 4 between discharging opening 12 and the Dilvar zone 3 adjacent with this discharging opening 12.Like this, directly can enter roasting the roasting apparatus such as roaster from the carrier particles of the load active principle of discharging opening 12 output of solid-liquid blender 1, discharging opening 12 namely can be made directly to be communicated with roaster.And do not need to be communicated to other again as carried out extra drying operation in the drying equipment of flash vessel, the work of the carrier particles continuous impregnating equipment that the utility model is provided is more coherent, easy to operate.Particularly, in preferred embodiment of the present utility model, Dilvar zone 3 and dry section 4 are respectively three, namely, what enter solid-liquid blender 1 can enter three dippings and drying in carrier particles, thus the even plurality of active ingredients of load high-load, and directly can enter roasting in roaster after drying the last time.In order to ensure the reliability of last drying operation, preferably, the length of the dry section 4 adjacent with discharging opening 12 is greater than the length of other dry sections 4, that is, carrier particles is longer by the time of this dry section 4, obtains abundant drying to make carrier particles.
In addition, cooling zone (mark) is also provided with between dry section 4 and the downstream Dilvar zone 3 adjacent with this dry section 4.Temperature can be prevented so too high and affect the dip operation of carrier particles in downstream Dilvar zone 3.Wherein the implementation of cooling zone has multiple, such as, the mode that nature cools can be adopted, namely dry section 4 and downstream Dilvar zone 3 interval are arranged, to treat that carrier material cools, can also the mode of additional device for cooling carry out in addition, the cooling system of such as recirculated cooling water, does not limit this utility model.Wherein it should be noted that, it is upper and lower that " upstream, downstream " in solid-liquid blender 1 in the utility model is different from the noun of locality, but for the direction of transfer of conveyer 2, that is, carrier material is sent to relevant range, downstream from relevant range, upstream.
Above describe the basic comprising of the carrier particles continuous impregnating equipment that the utility model provides, introduce structure and the operation principle of each parts below in detail.
As shown in Figures 1 to 4, the solid-liquid blender 1 that the utility model provides is tubular structure, and charging aperture 11 and discharging opening 12 are respectively formed at the two ends of this tubular structure, its sidewall can be formed with heat-insulation layer, to avoid ambient temperature on the impact of its inside processing.Conveniently conveyer 2 delivery vehicle particulate, preferably, conveyer 2 is tilted to lower setting from charging aperture 11 to discharging opening 12.Particularly, being 1-15 ° relative to the angle of inclination of horizontal direction, is more preferably 3-10 °, to make carrier in order to move towards discharging opening 12 smoothly.Wherein it should be noted that, said conveyer 2 is arranged under being tilted to and can be realized by two kinds of modes herein, first, can by conveyer 2 be obliquely installed relative to solid-liquid blender 1, like this solid-liquid blender 1 level is installed, the second, conveyer 2 and solid-liquid blender 1 can also be installed in the same way, now need solid-liquid blender to install downward-sloping installation relative to level, the embodiment wherein shown by Fig. 1 to Fig. 4 is this form.Also should drop in protection domain of the present utility model for the first mode of texturing above-mentioned.
Further, in the first and second embodiments of the present utility model, as depicted in figs. 1 and 2, conveyer 2 is stirring conveyer, namely this stirring conveyer can flood to carrier to stir and stir drying while delivery vehicle particulate, like this, ensure that the uniformity of dip operation and the reliability of drying operation, and the dipping particulate intensity obtained is higher.The conveyer that can realize the transmission of such stirring can for multiple, as depicted in figs. 1 and 2, stirring conveyer in the utility model preferred embodiment is feeding screw, this feeding screw comprises the batch mixing boiler tube 22 extending to discharging opening 12 from charging aperture 11 respectively and the helical axis 21 be arranged on rotationally in this batch mixing boiler tube 22, like this in the driving by motor equal power device, under the rotation of helical axis 21 drives, carrier particles can be stirred while advance in batch mixing boiler tube 22, thus realizes the purpose of this utility model.Wherein the concrete structure of feeding screw is by multiple, can be the structure such as single shaft, twin shaft, all should drop in protection domain of the present utility model for other feeding screws well known in the art.Except feeding screw, the conveyer that can realize stirring transmission is multiple in addition, and such as adopt vibration load mode, namely overall conveyer is tilted to lower setting, then adopt and vibration operation is carried out to transmission parts, stirring and transmitting of carrier particles can be realized equally.In addition, extra stirring part can also be set in conveyer 2 carrier particles is stirred, all should drop in protection domain of the present utility model for this type of mode of texturing.
Except stirring transmits, common load mode can be applied to the utility model equally, in the third and fourth embodiment as described in fig. 3 and fig. 4, all have employed stretch into batch mixing boiler tube 22 conveyer belt as conveyer 2, like this can be cost-saving and easy to operate.Wherein as shown in Figure 5, also can on the basis of conveyer belt, by conveyor belt design for having stirring function, that is, preferably, stirring conveyer is ladder conveyer belt, this ladder conveyer belt has multiple delivery section 23, and the plurality of delivery section 23 is that down type ladder is arranged towards downstream.Like this by the blanking between delivery section, stirring carrier particles can be realized equally.Wherein, the plurality of delivery section 23 can be realized by multiple independently conveyer belt, also can be realized by a conveyer belt, when being realized by a conveyer belt, as shown in Figure 5, need the main pulley 24 diameter difference (upstream main pulley is greater than downstream main pulley) that conveyer belt two ends are set, and needing to arrange that the position of hierarchic structure arranges about two secondary pulley of arranging 25, conveyer belt by walking around these two secondary pulley 25 with anti-S type to form adjacent two delivery sections 23 in down type ladder, thus realizes stirring of required carrier material.In addition, the stirring parts such as extra stirring palladium can also be set for traditional linear pattern conveyer belt, all should drop in protection domain of the present utility model for this type of distortion.
As shown in Figures 1 to 4, the heater 8 adopted in the utility model preferred embodiment is for being set in the heating jacket outside conveyer 2, and the heating jacket structure of this tubular can conveniently be installed, and heating effect is even.Particularly, can be set in outside the batch mixing boiler tube 22 outside conveyer 2.Like this, the water evaporates in mixed material can be fallen by the heating of heater 8, vacate the pore volume of carrier particles, to carry out follow-up impregnation steps or to carry out predrying for calcination steps.
The embodiment that wherein can realize heater 8 also has multiple, as shown in figures 1 and 3, the utility model provide first and the 3rd in embodiment, this heater 8 is the electric heater unit 82 be connected with power electric, particularly, electric heater unit 82 is for being set in the electric heating cover outside batch mixing boiler tube 22.Electric heating cover also can be positioned at the inner side of batch mixing boiler tube in other embodiments, and therefore by simple Electric heating, the temperature range that can control the mixed material in dry section 4 is 120 DEG C-350 DEG C, is preferably 150 DEG C-200 DEG C.Thus make to mix as material obtains sufficient drying.
In addition, as shown in Figure 2 and Figure 4, the utility model provide second and the 4th in embodiment, this heater 8 is the Smoke-heating device 81 be communicated with flue gas source, like this can effective economize energy.Particularly, Smoke-heating device 81 is for being set in the flue gas cover outside batch mixing boiler tube 22, and in other embodiments, flue gas cover also can be positioned at the inner side of batch mixing boiler tube 22.Why can economize energy, this is because, present stage some enterprises industrial heating furnace, such as spraying dry heating furnace, material roaster, all can produce a large amount of high-temperature flue gas, but the high-temperature flue gas produced does not reclaim heat just direct outer row, causes the waste of mass energy.Not only therefore, by these high-temperature flue gas being guided into the dry section 4 that the utility model provides, can to realize the drying of carrier material but also can the efficiency utilization energy, remarkable in economical benefits.Particularly, as shown in Figure 2 and Figure 4, the mode that each section of flue gas cover can be arranged by serial or parallel connection or connection in series-parallel coexists connects, with by flue gas house steward for each section of flue gas cover provides high-temperature flue gas.Wherein by the mode of heating of flue gas, can the temperature range of mixed material be controlled at 120 DEG C-350 DEG C equally, be preferably 150 DEG C-200 DEG C, to ensure the abundant drying of carrier particles.
Wherein as shown in Figure 6, Smoke-heating device 81 is communicated with flue gas source by flue gas pipeline 83, and preferably, and Smoke-heating device 81 has the air inlet that is positioned at downstream and is positioned at the gas outlet of upstream to be connected flue gas pipeline 83 respectively.Namely, in each Smoke-heating device 81, the flow direction of flue gas is contrary with the direction of transfer of conveyer 2, thus be all be increasing trend along direction of transfer by the temperature that this flue gas adverse current ensures in each dry section 4, like this, slowly can infiltrate in carrier particles and then carry out drying by facilitating impregnation liquid, thus ensure that the uniformity of dipping.
More preferably, as shown in Figure 6, be at least three in order to Smoke-heating device 81 and be shown as four in dry sections 4, figure corresponding different respectively, in other embodiments can also be more.Wherein adjacent with discharging opening 12 Smoke-heating device 81 is connected with other Smoke-heating devices 81 and is arranged close to described flue gas source, this temperature being positioned at the Smoke-heating device 81 of most downstream is the highest like this, therefore can ensure that carrier material obtains abundant drying before entering discharging opening 12 further.In addition, in order to ensure the even of heating-up temperature, other Smoke-heating devices 81 are arranged in parallel.In addition, low vacuum system can be set in the outlet of flue gas pipeline 83, the flowing of flue gas can be promoted like this, make the circulation of flue gas in flue gas pipeline 83 smooth and easy.Other various distortion for the connected mode of above-mentioned Smoke-heating device all drop in protection domain of the present utility model.
Introduce structure and the arrangement of the maceration extract feed system that the utility model provides below.As shown in Figures 1 to 4; for the ease of supplying maceration extract to multiple Dilvar zone 3 simultaneously; preferably; maceration extract feed system 5 comprises the shower nozzle 52 spraying maceration extract; the at least corresponding shower nozzle 52 of each Dilvar zone 3, particularly, at least can arrange two shower nozzles 52 in each Dilvar zone 3; such as can preferred 3-5 shower nozzle according to the Dilvar zone 3 of different length, this type of distortion for shower nozzle 52 quantity all drops in protection domain of the present utility model.And in order to ensure dipping effect, this shower nozzle 52 forms atomizing nozzle structure, to carry out homogeneous impregnation by atomized drop to carrier particles.In addition, be conveniently multiple shower nozzle 52 feed flows, preferably, maceration extract feed system 5 also comprises main pipe rail 51 and thinks multiple shower nozzle 52 feed flow, wherein can be equipped with the main pipe rail 51 of varying number according to the number of required maceration extract kind, as shown in Figures 2 to 4, in second, third and the 4th embodiment, main pipe rail 51 is one, and the shower nozzle now in each Dilvar zone 3 is connected on this main pipe rail 51, particularly can for being arranged in parallel.Same maceration extract can be carried like this for multiple Dilvar zone 3 simultaneously.As shown in Figure 1, in the first embodiment, main pipe rail 51 can be many, and for carrying different types of maceration extract respectively.Wherein these many main pipe rails 51 are connected to the shower nozzle 52 (eliminating the shower nozzle 52 in most upstream Dilvar zone 3 in Fig. 1) of corresponding each Dilvar zone 3, like this by the main pipe rail 51 of many conveying variety classes maceration extracts, the dipping of different component can be carried out to Dilvar zone carrier particles by shower nozzle 52 simultaneously, avoid repeating dip operation when processing and having the catalyst of different component, the practicality of the impregnating equipment that the utility model is provided is stronger.In addition, each number of corresponding main pipe rail 51 and each number of corresponding shower nozzle and arrangement have various deformation, also should drop in protection domain of the present utility model for this type of distortion.
Wherein particularly, the maceration extract flow velocity of each shower nozzle 52 can be consistent, also can be different, and flow velocity can rely on the adjustment structure of shower nozzle 53 own or suction line caliber to regulate.Wherein the spray type of the utility model to described shower nozzle 52 is not limit, as long as ensure that spray effect meets the requirements, its spray angle can be 0 to 30-150 °, preferred venturi type spraying; The concentration of the utility model to maceration extract is not also limit in addition, and spray droplet average grain diameter can be 3-150 micron, preferred 10-100 micron.
In addition, in order to ensure dipping effect, angle theta <90 ° between maceration extract and the solid-liquid of carrier particles, like this, maceration extract is wetting solid easily, after contact, maceration extract microballoon can be diffused rapidly to the inside of microsphere particle, realize homogeneous impregnation, because the mean drop diameter of atomization is slightly less than carrier granular, and droplet size distribution is concentrated, make maceration extract drop to be adsorbed on carrier fast, equably, structure and the intensity of adsorbent can be ensured.Because the micropore capillary pressure of carrier particles is higher, dipping process can complete in the short period of time, and active component can be disperseed in the carrier very soon, makes the carrier after flooding have good activity.
In addition, it is droplet that maceration extract atomizer as shower nozzle 52 is used for maceration extract atomization, it can adopt but be not limited to the equipment such as pressure atomization or the atomization of compress wind gas medium, but can ensure that atomized drop can ensure that required domain size distribution and decentralization require.Wherein preferred atomizing nozzle structure is gas assisted atomisation nozzles, and wherein the working media of gas assisted atomisation nozzles is air or inert gas, and described inert gas refers to gas maceration extract and/or carrier all not being had to chemical action, is selected from N
2, CO, CO
2in one or more.
In addition, the maceration extract used in the utility model for needing the aqueous solution of the compound be impregnated in catalyst carrier, such as CeCl
3solution, wherein the concentration of maceration extract can by needing to be impregnated on the compound on catalyst amount and the stable adsorbance of catalyst carrier calculates, first by maceration extract proportioning to suitable concentration, then be delivered continuously to shower nozzle 52 by maceration extract feed system, be atomized as droplet through shower nozzle 53 simultaneously.
Wherein, as shown in Figures 1 to 4, the mode that maceration extract feed system 5 enters in solid-liquid blender 1 can have two kinds.As depicted in figs. 1 and 2, in the first and second embodiments that the utility model provides, maceration extract feed system 5 stretches between solid-liquid blender 1 and batch mixing boiler tube 22, and shower nozzle 52 is arranged on the top of batch mixing boiler tube 22.And as shown in Figure 3 or Figure 4, in the third and fourth embodiment that the utility model provides, maceration extract feed system 5 stretches in batch mixing boiler tube 22 from end, now, in order to avoid the interference of heater 8 pairs of maceration extract feed systems 5, preferably, protective jacket 53 can be provided with in feed system outer cover, such as being fixed on the rigidity collet on solid-liquid blender 1 end, can support maceration extract feed system 5 while the function that can realize Dilvar zone 3 and dry section 4 like this.Wherein at the third and fourth embodiment, owing to using conveyer belt as conveyer 2, therefore can not the maceration extract feed system 5 stretching into batch mixing boiler tube 22 be impacted.Other modes of texturing can expected for these two kinds of embodiments and other those skilled in the art all should drop in protection domain of the present utility model.
In addition, transmitting with in dry process, carrier particles can produce fine powder loss.Now in order to avoid fine powder enters in follow-up equipment, preferably, the carrier particles continuous impregnating equipment that the utility model provides also comprises fine powder vacuum capturing device 6, and this fine powder vacuum capturing device 6 is between discharging opening 12 and the dry section 4 adjacent with this discharging opening 12.Particularly, described fine powder vacuum capturing device 6 can for having arbitrarily the device of fine powder trapping in this area, it is by vacuum draw fine powder and by being separated or filtering the trapping carrying out fine powder, such as adopt the various device that can trap fine powder such as cyclone separator or sack cleaner, this utility model is not limited.In addition, the air circulation in batch mixing boiler tube 22 can also be accelerated by the suction of fine powder vacuum capturing device 6, avoid steam-condensation.Independently steam aspirator can be set after each dry section 4 in addition, also should drop in protection domain of the present utility model for this type of distortion.
In preferred embodiment of the present utility model, in order to ensure the continuous impregnating effect of carrier particles, preferably, charging aperture 1 is communicated with carrier particles constant feed system, and maceration extract feed system 5 is constant feed system.Particularly, carrier particles constant feed system and maceration extract feed system are all containing continuous and quantitative sample introduction equipment, such as dispersimeter measuring device, this dispersimeter measuring device can be screw rod metering, rotary valve metering, rotating disc type powder metering device etc., but be not limited to these metering methods, thus continuous, even, stable for carrier particles to be impregnated being transported in impregnation chamber is gone by particulate constant feed system.In addition, the quantitative sample injection equipment in described maceration extract feed system can adopt but be not limited to microprocessor pump drive, flow control valve etc.; Maceration extract is quantitatively transported to impregnation chamber and is atomized by maceration extract by shower nozzle 52 by main pipe rail 51 by described maceration extract feed system is droplet.Wherein, preferably, maceration extract volume total flow is 0.2-1.0cm3/g with the ratio of the mass flow of carrier particles.In addition, in solid-liquid blender 1, the shower nozzle 52 of each Dilvar zone 3 can share a set of continuous and quantitative sample introduction equipment, identical dipping solution is provided, also can be as required, the shower nozzle 52 of different Dilvar zone 3 mates different continuous and quantitative sample introduction equipment, or the different shower nozzles of identical Dilvar zone mate different continuous sample introduction equipment, to provide different dipping solutions, so that the active principle that load is different, this utility model is not limited.In addition, in order to ensure dipping effect, preferably, the transfer capability of conveyer 2 is the carrier of carrier particles carrier constant feed system and maceration extract feed system 5 and more than 1.2 times of maceration extract maximum sum.
To sum up, utilize the impregnating equipment that the utility model provides, following dipping method can be realized: first Dilvar zone 3 first carrier particles being entered solid-liquid blender 1 through charging aperture 11, and carry out Homogeneous phase mixing with the maceration extract that the shower nozzle 52 of this Dilvar zone 3 sprays into, adsorb saturated wet compound and transmitted by conveyer 2 and enter first dry section 4 and carry out drying; Dried material enters second Dilvar zone 3 through conveyer 2 transmission and proceeds hybrid infusion, and wet compound transmission enters second dry section 4 and carries out drying; Then, the transmission of the dried material of high-activity component load capacity enters the 3rd Dilvar zone 3 and carries out hybrid infusion, and afterwards, wet compound transmits and enters the 3rd dry section 4 and carry out drying; Finally, more the dried material of high-activity component load capacity enters roaster through conveyer 2 and carries out roasting.Therefore, when adopting carrier particles continuous impregnating equipment Kaolinite Preparation of Catalyst provided by the utility model, no longer need the drier equipment that other is follow-up, such as flash vessel is dry, the dried material with high active principle load capacity directly enters in roaster and carries out calcination steps, avoid the particulate breakup phenomenon that bottom flash distillation dryer, High Rotation Speed oar will cause in bulk materials breakdown process, and overall process links up continuously, the dipping effect of carrier particles is good.
Therefore, the carrier particles continuous impregnating equipment that the utility model provides has higher practicality and promotional value.
Below preferred embodiment of the present utility model is described by reference to the accompanying drawings in detail; but; the utility model is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the utility model illustrates no longer separately to various possible combination.
In addition, also can be combined between various different embodiment of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (12)
1. a carrier particles continuous impregnating equipment, comprise the solid-liquid blender (1) and maceration extract feed system (5) with charging aperture (11) and discharging opening (12), it is characterized in that, the conveyer (2) that extends from described charging aperture (11) towards described discharging opening (12) is provided with delivery vehicle particulate in described solid-liquid blender (1), the Dilvar zone (3) for flooding described carrier particles is also provided with in described solid-liquid blender (1), and for carrying out dry dry section (4) to the described carrier particles through dipping, wherein said Dilvar zone (3) is for respectively and be communicated with multiple of described maceration extract feed system (5) arranging along described conveyer (2) interval, and be provided with described dry section (4) between adjacent Dilvar zone (3), heater (8) is provided with in described dry section (4).
2. carrier particles continuous impregnating equipment according to claim 1, it is characterized in that, between described discharging opening (12) and the described Dilvar zone (3) adjacent with this discharging opening (12), be provided with described dry section (4).
3. carrier particles continuous impregnating equipment according to claim 2, is characterized in that, the length of the described dry section (4) adjacent with described discharging opening (12) is greater than the length of dry section described in other (4).
4. carrier particles continuous impregnating equipment according to claim 3, is characterized in that, described Dilvar zone (3) and described dry section (4) are respectively three.
5. carrier particles continuous impregnating equipment according to claim 1, is characterized in that, is also provided with cooling zone described in described dry section (4) and the downstream adjacent with this dry section (4) between Dilvar zone (3).
6. according to the carrier particles continuous impregnating equipment in claim 1-5 described in any one, it is characterized in that, described maceration extract feed system (5) comprises the shower nozzle (52) spraying maceration extract, the at least corresponding described shower nozzle (52) of each described Dilvar zone (3), this shower nozzle (52) forms atomizing nozzle structure.
7. carrier particles continuous impregnating equipment according to claim 6, it is characterized in that, described maceration extract feed system (5) comprises a main pipe rail (51), and the described shower nozzle (52) in each described Dilvar zone (3) is connected on this main pipe rail (51).
8. carrier particles continuous impregnating equipment according to claim 6, it is characterized in that, described maceration extract feed system (5) comprises many main pipe rails (51) carrying variety classes maceration extract respectively, these many main pipe rails (51) is connected to the described shower nozzle (52) of corresponding each described Dilvar zone (3).
9. according to the carrier particles continuous impregnating equipment in claim 1-5 described in any one, it is characterized in that, described conveyer (2) is tilted to lower setting from described charging aperture (11) to described discharging opening (12).
10. according to the carrier particles continuous impregnating equipment in claim 1-5 described in any one, it is characterized in that, described heater (8) is for being set in described conveyer (2) heating jacket outward.
11. according to the carrier particles continuous impregnating equipment in claim 1-5 described in any one, it is characterized in that, described carrier particles continuous impregnating equipment also comprises fine powder vacuum capturing device (6), and this fine powder vacuum capturing device (6) is positioned between described discharging opening (12) and the described dry section (4) adjacent with this discharging opening (12).
12. according to the carrier particles continuous impregnating equipment in claim 1-5 described in any one, it is characterized in that, described charging aperture (1) is communicated with carrier particles constant feed system, and described maceration extract feed system (5) is constant feed system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420636123.XU CN204208577U (en) | 2014-10-29 | 2014-10-29 | Carrier particles continuous impregnating equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420636123.XU CN204208577U (en) | 2014-10-29 | 2014-10-29 | Carrier particles continuous impregnating equipment |
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| CN204208577U true CN204208577U (en) | 2015-03-18 |
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| CN201420636123.XU Active CN204208577U (en) | 2014-10-29 | 2014-10-29 | Carrier particles continuous impregnating equipment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108014853A (en) * | 2016-10-28 | 2018-05-11 | 中国石油化工股份有限公司 | Catalyst successive impregnation machine and its application and the dipping method of absorbing desulfurization catalyst |
| CN108745423A (en) * | 2018-06-21 | 2018-11-06 | 江苏中科睿赛污染控制工程有限公司 | Honeycomb catalyst impregnates airing system |
| CN111025472A (en) * | 2019-12-30 | 2020-04-17 | 浙江大学 | Method for continuously producing glass-based ion exchange surface optical waveguide chip |
| CN113634288A (en) * | 2021-08-13 | 2021-11-12 | 中山大学 | Method for continuously synthesizing monatomic catalyst in batches |
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2014
- 2014-10-29 CN CN201420636123.XU patent/CN204208577U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108014853A (en) * | 2016-10-28 | 2018-05-11 | 中国石油化工股份有限公司 | Catalyst successive impregnation machine and its application and the dipping method of absorbing desulfurization catalyst |
| CN108014853B (en) * | 2016-10-28 | 2020-09-22 | 中国石油化工股份有限公司 | Continuous catalyst impregnator, application thereof and impregnation method for adsorbing desulfurization catalyst |
| CN108745423A (en) * | 2018-06-21 | 2018-11-06 | 江苏中科睿赛污染控制工程有限公司 | Honeycomb catalyst impregnates airing system |
| CN108745423B (en) * | 2018-06-21 | 2021-01-26 | 江苏中科睿赛环境工程有限公司 | Honeycomb catalyst dipping and airing system |
| CN111025472A (en) * | 2019-12-30 | 2020-04-17 | 浙江大学 | Method for continuously producing glass-based ion exchange surface optical waveguide chip |
| CN113634288A (en) * | 2021-08-13 | 2021-11-12 | 中山大学 | Method for continuously synthesizing monatomic catalyst in batches |
| CN113634288B (en) * | 2021-08-13 | 2022-06-07 | 中山大学 | Method for continuously synthesizing monatomic catalyst in batches |
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