CN103949190A - Industrial preparation apparatus for noble metal catalysts - Google Patents
Industrial preparation apparatus for noble metal catalysts Download PDFInfo
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- CN103949190A CN103949190A CN201410144479.6A CN201410144479A CN103949190A CN 103949190 A CN103949190 A CN 103949190A CN 201410144479 A CN201410144479 A CN 201410144479A CN 103949190 A CN103949190 A CN 103949190A
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- noble metal
- industrial preparation
- metal catalyst
- preparation facilities
- deionized water
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Abstract
A disclosed industrial preparation apparatus for noble metal catalysts comprises a noble metal stock solution container tank, a deionized water container tank and a mixing stirring tank; the bottom of the noble metal stock solution container tank is provided with a stock solution conduit; the bottom of the deionized water tank is provided with a water conduit; the stock solution conduit and the water conduit gathers and are communicated at the lower ends and are communicated with a mixing conduit; the end of the mixing conduit is provided with an atomization structure facing to the mixing stirring tank; and the mixing stirring tank is provided with a stirring paddle driven by a power supply. According to the designed industrial preparation apparatus for noble metal catalysts, an isometric impregnation principle is employed for structure design, so that a noble metal and deionized water are mixed under the state of ions, and instant mixing and instant usage of a noble metal stock solution and deionized water are realized, long-time mixing of the noble metal and deionized water is avoided, and easily-occurred hydrolysis phenomenon of noble metal ions is avoided, and the whole apparatus has the advantages of simple structure and operation convenience, and is capable of effectively improving dispersity of noble metals in noble metal catalysts.
Description
Technical field
The present invention relates to the process equipment of motor vehicle tail-gas purifying noble metal catalyst, be specially a kind of industrial preparation facilities of noble metal catalyst.
Background technology
The noble metal catalyst that motor vehicle tail-gas purifying is used generally adopts noble-metal-supported on the catalyst carrier such as rare earth or aluminium oxide.At this, in the preparation process of noble metal catalyst, noble metal dispersion degree is the key element that ensures noble metal catalyst activity, only have noble metal high degree of dispersion in the catalyst carrier such as aluminium oxide or rare earth oxide, could improve the chance that noble metal catalyst contacts with tail gas, promote the clean-up effect of tail gas.
At present, the processing method of noble metal catalyst and equipment have a lot:
As patent CN102294238A, employing be a kind of supersaturation dipping method, it makes to be dried after precious metal solution and load powder form slurry state again.Precious metal solution in this method must be deployed in advance, is easy to occur the hydrolysis phenomenon of noble metal as carried out not in time load, and then noble metal is reunited, decentralization variation; In addition, there is transport phenomena in precious metal ion in dry run in slurry, can cause the noble metal dispersion in finished product inhomogeneous.
In addition, as patent CN103272587A, the method adopting is that noble metal powder is mixed and loaded on catalyst support powder again with binding agent, but the Powdered of above noble metal can only be micron-sized particle, there is a big difference with ion nanoscale, the uniform load of noble metal cannot be realized, the uniformly dispersed of noble metal cannot be ensured.
Summary of the invention
For the problems referred to above, the present invention has designed a kind of industrial preparation facilities of noble metal catalyst, it adopts iso volumetric impregnation method principle to carry out structural design, noble metal and deionized water are mixed under ionic condition, and be sprayed into spray pattern in the powder of catalyst carrier and be uniformly mixed and obtain finished product, having realized the mixed of noble metal stoste and deionized water uses, avoid noble metal and deionized water to mix for a long time and be prone to precious metal ion hydrolysis phenomenon, whole equipment has simple in structure, easy to operate feature, can effectively promote the decentralization of noble metal in noble metal catalyst.
For achieving the above object, the present invention is by the following technical solutions:
An industrial preparation facilities for noble metal catalyst, is characterized in that: comprise noble metal stoste container slot, deionized water container slot and mix and blend groove; Described noble metal stoste container slot bottom is provided with former fluid catheter, and deionized water container slot bottom is provided with water conduit; Described former fluid catheter and water conduit converge conducting and are jointly communicated with a hybrid catheter in lower end, the end of hybrid catheter is provided with the atomization structure towards mix and blend groove; In described mix and blend groove, be provided with a paddle being driven by power source.
Further, on above-mentioned former fluid catheter and water conduit, be provided with separately flow control valve.
Further, the upper part of above-mentioned hybrid catheter arranges in the shape of a spiral.
Further, above-mentioned hybrid catheter adopts corrosion-resistant transparent plastic material to make.
Further, above-mentioned atomization structure is some micropores that are arranged on hybrid catheter end sidewall.
Further, the relative tube wall of above-mentioned micropore is oblique outer setting, and the angular range of micropore and tube wall is 5 ~ 60 degree.
Further, the aperture of above-mentioned micropore is 0.3 ~ 0.5mm.
Further, the outline of above-mentioned paddle is arranged to circular-arc and is coordinated corresponding with mix and blend groove grooved.
Further, the bottom of above-mentioned mix and blend groove is provided with discharging opening.
Further, above-mentioned power source is variable-frequency motor.
The flow control valve arranging on described former fluid catheter and water conduit can be adjusted according to actual allotment ratio, convenient to operation.
The helicoidal structure arranging on described hybrid catheter, not only can effectively increase conduit stroke, extends the incorporation time in noble metal stoste and deionized water, can effectively delay the flow velocity of mixed liquor simultaneously, makes precious metal ion evenly mix and disperse in deionized water.
Described hybrid catheter length arranges as required, is atomization shape with the ejection that ensures micropore place mixed solution in atomization structure, and noble metal mixed solution is contacted with the powder of catalyst carrier more evenly fully.
The relative tube wall of above micropore is oblique outer setting simultaneously, the angular range of micropore and tube wall is 5 ~ 60 degree, concrete corner dimension is adjusted according to actual needs, makes mixed solution when ejection completely towards catalyst carrier, ensures itself and the contacting completely of catalyst carrier.
Described paddle outline and mix and blend groove match with circular arc, while making to stir the powder of catalyst carrier, without dead angle, can make to mix more even.
Described power source adopts variable-frequency motor, can in use carry out according to actual needs rotating speed setting, regulates convenient to use.
In use, first measure the powder micropore total measurement (volume) size of porous catalyst carrier, come computational load noble metal stoste and deionized water mixed proportion size with this, then by adjusting the flow of corresponding flow valve, precious metal ion is fully mixed in the hybrid catheter with helicoidal structure with deionized water, noble metal is disperseed in the aqueous solution, to obtain the high degree of dispersion of noble metal with ionic condition.In the time that mixed precious metal solution arrives hybrid catheter tail end, be sprayed onto with atomization shape in the powder shaped catalyst carrier of mix and blend groove by atomization structure, paddle carries out high speed rotating under the drive of power source simultaneously, make precious metal solution mix and can obtain noble metal catalyst finished product with the catalyst carrier of powder shaped, and carry out blanking by the discharging opening that is positioned at mix and blend trench bottom.
At this, above processing unit (plant) adopts iso volumetric impregnation method principle to carry out structural design.In processing, noble metal disperses in deionized water with ionic condition, can obtain high dispersion.While noble metal stoste is carried out the load operation with catalyst carrier at once after mixing with deionized water, realize and mixed and use, can avoid occurring precious metal ion hydrolysis phenomenon because of the long-time mixing of precious metal solution, avoid the generation of noble metal agglomeration, ensure the high degree of dispersion degree of noble metal in catalyst carrier, effectively promote the activity of noble metal catalyst.
Brief description of the drawings
Fig. 1, structural representation of the present invention;
The local amplification view at Fig. 2, atomization structure micropore of the present invention place.
Detailed description of the invention
As shown in Figure 1, a kind of industrial preparation facilities of noble metal catalyst, comprises noble metal stoste container slot 1, deionized water container slot 2 and mix and blend groove 3.
Described noble metal stoste container slot 1 bottom is provided with former fluid catheter 11, deionized water container slot 2 bottoms are provided with water conduit 21, and on former fluid catheter 11 and water conduit 21, be provided with separately flow control valve 111 and 211, in use, can carry out the correspondence adjustment of flow control valve 111,211 according to both actual allotment ratios, convenient to operation.
Described former fluid catheter 11 and water conduit 21 converge conducting and are jointly communicated with a hybrid catheter 3 in lower end, the end of hybrid catheter 3 is provided with the atomization structure towards mix and blend groove 4.
Described hybrid catheter 3 length arrange as required, are atomization shape with the ejection that ensures atomization structure place mixed solution, and noble metal mixed solution is contacted with the powder of catalyst carrier more evenly fully.At this, for making noble metal stoste and deionized water fully mixing in hybrid catheter 3, the upper part 31 of described hybrid catheter 3 arranges in the shape of a spiral, this structure not only can effectively increase hybrid catheter 3 total kilometres, and then extend the incorporation time in noble metal stoste and deionized water, the flow velocity that can effectively delay mixed liquor simultaneously, impels precious metal ion dispersed mixing in deionized water.
In addition,, for ease of adjustment and the observation of hybrid catheter 3, the hybrid catheter 3 in the present embodiment adopts corrosion resistant transparent plastic material to make, and also can adopt other transparent material in the middle of reality.
Described atomization structure is some micropores 32 that are arranged on hybrid catheter end sidewall, and in order to obtain good atomizing effect, the relative tube wall of described micropore 32 is oblique outer setting, its structure as shown in Figure 2, micropore 32 is 5 ~ 60 degree with the angle a scope of tube wall, and the aperture of micropore 32 is 0.3 ~ 0.5mm.Work in-process, the concrete size of above angle a is adjusted according to actual needs, to ensure that mixed solution when ejection is completely towards mix and blend groove 4, ensures contacting completely of mixed solution and catalyst carrier 5.
In described mix and blend groove 4, be provided with a paddle being driven by power source 61 6.For ensureing there is not dead angle in powder whipping process, the outline of paddle 6 is arranged to circular-arc and corresponding with the 4 grooveds cooperations of mix and blend groove, can make catalyst carrier 5 more even with mixing of precious metal solution.For consideration easy to adjust, described power source 61 adopts variable-frequency motor, in use can carry out according to actual needs rotating speed setting simultaneously.
The bottom of described mix and blend groove 4 is provided with discharging opening 41.
In use, first measure the powder micropore total measurement (volume) size of porous catalyst carrier 5, come computational load noble metal stoste and deionized water mixed proportion size with this, then by adjusting the flow of corresponding flow valve 111,211, precious metal ion is mixed in the hybrid catheter 3 with helicoidal structure with deionized water, noble metal is disperseed in the aqueous solution, to obtain the high dispersion of noble metal with ionic condition.In the time that mixed precious metal solution arrives hybrid catheter 3 tail end, be sprayed onto with atomization shape in the powder shaped catalyst carrier 5 of mix and blend groove 4 by atomization structure, paddle 6 carries out high speed rotating under the drive of power source 61 simultaneously, make precious metal solution mix and can obtain noble metal catalyst powder with the catalyst carrier 5 of powder shaped, and carry out blanking by the discharging opening 41 that is positioned at mix and blend groove 4 bottoms.
At this, above processing unit (plant) adopts iso volumetric impregnation method principle to carry out structural design.In processing, noble metal disperses in deionized water with ionic condition, can obtain high dispersion.While noble metal stoste is carried out the load operation with catalyst carrier 5 at once after mixing with deionized water, realize and mixed and use, can avoid the long-term idle hydrolysis that causes noble metal because of precious metal solution, stop the generation of noble metal agglomeration, ensure the high degree of dispersion degree of noble metal in catalyst carrier, can effectively promote the activity of noble metal catalyst.
To sum up, the industrial preparation facilities of a kind of noble metal catalyst of the present invention's design, whole equipment has simple in structure, easy to operate feature, can effectively promote the decentralization of noble metal in noble metal catalyst.
The above, it is only preferred embodiments of the present invention, not invention is done to any pro forma restriction, every foundation know-why of the present invention, to any simple modification made for any of the above embodiments, equivalent variations or modification, still belongs in the scope of technical solution of the present invention.
Claims (10)
1. an industrial preparation facilities for noble metal catalyst, is characterized in that: comprise noble metal stoste container slot, deionized water container slot and mix and blend groove; Described noble metal stoste container slot bottom is provided with former fluid catheter, and deionized water container slot bottom is provided with water conduit; Described former fluid catheter and water conduit converge conducting and are jointly communicated with a hybrid catheter in lower end, the end of hybrid catheter is provided with the atomization structure towards mix and blend groove; In described mix and blend groove, be provided with a paddle being driven by power source.
2. the industrial preparation facilities of noble metal catalyst as claimed in claim 1, is characterized in that: on described former fluid catheter and water conduit, be provided with separately flow control valve.
3. the industrial preparation facilities of noble metal catalyst as claimed in claim 1 or 2, is characterized in that: the upper part of described hybrid catheter arranges in the shape of a spiral.
4. the industrial preparation facilities of noble metal catalyst as claimed in claim 3, is characterized in that: described hybrid catheter adopts corrosion-resistant transparent plastic material to make.
5. the industrial preparation facilities of noble metal catalyst as claimed in claim 3, is characterized in that: described atomization structure is some micropores that are arranged on hybrid catheter end sidewall.
6. the industrial preparation facilities of noble metal catalyst as claimed in claim 5, is characterized in that: the relative tube wall of described micropore is oblique outer setting, and the angular range of micropore and tube wall is 5 ~ 60 degree.
7. the industrial preparation facilities of noble metal catalyst as claimed in claim 5, is characterized in that: the aperture of described micropore is 0.3 ~ 0.5mm.
8. the industrial preparation facilities of noble metal catalyst as claimed in claim 1, is characterized in that: the outline of described paddle is arranged to circular-arc and is coordinated corresponding with mix and blend groove grooved.
9. the industrial preparation facilities of the noble metal catalyst as described in claim 1 or 8, is characterized in that: the bottom of described mix and blend groove is provided with discharging opening.
10. the industrial preparation facilities of noble metal catalyst as claimed in claim 1, is characterized in that: described power source is variable-frequency motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410144479.6A CN103949190A (en) | 2014-04-11 | 2014-04-11 | Industrial preparation apparatus for noble metal catalysts |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410144479.6A CN103949190A (en) | 2014-04-11 | 2014-04-11 | Industrial preparation apparatus for noble metal catalysts |
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| CN103949190A true CN103949190A (en) | 2014-07-30 |
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| CN201410144479.6A Pending CN103949190A (en) | 2014-04-11 | 2014-04-11 | Industrial preparation apparatus for noble metal catalysts |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106958038A (en) * | 2017-05-22 | 2017-07-18 | 湖州浩森科技股份有限公司 | A kind of electroplate liquid preparation facilities |
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| CN203303847U (en) * | 2013-06-14 | 2013-11-27 | 王小风 | Gas mixing device |
| CN103537244A (en) * | 2013-10-10 | 2014-01-29 | 彭伟明 | Method and device for chemical reaction with combination of magnetic field and vortex of double vortex |
| CN203448001U (en) * | 2013-08-29 | 2014-02-26 | 衢州铭泰仪器设计有限公司 | Preheating mixer |
| CN203750516U (en) * | 2014-04-11 | 2014-08-06 | 浙江通源材料科技有限公司 | Industrial preparation device for noble metal catalyst |
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2014
- 2014-04-11 CN CN201410144479.6A patent/CN103949190A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2414829Y (en) * | 2000-01-24 | 2001-01-17 | 扬中市康尔医疗器械有限公司 | Jet-stream whirl water and air mixer |
| CN201212025Y (en) * | 2008-03-18 | 2009-03-25 | 邓闵键 | Gas-liquid mixing unit of micro bubbles |
| CN102186570A (en) * | 2008-10-20 | 2011-09-14 | 旭有机材工业株式会社 | Helical fluid mixer and device using helical fluid mixer |
| CN102266797A (en) * | 2011-06-24 | 2011-12-07 | 淄博齐茂催化剂有限公司 | Method for impregnating special shaped catalyst carrier |
| CN102618063A (en) * | 2012-03-09 | 2012-08-01 | 大连理工大学 | Method for preparing water-soluble azo dye continuously by chaos mixing of spiral tube |
| CN203002315U (en) * | 2013-01-08 | 2013-06-19 | 武汉宇虹环保产业发展有限公司 | Ultralow-concentration pipeline system suitable for dynamic gas generator |
| CN203303847U (en) * | 2013-06-14 | 2013-11-27 | 王小风 | Gas mixing device |
| CN203448001U (en) * | 2013-08-29 | 2014-02-26 | 衢州铭泰仪器设计有限公司 | Preheating mixer |
| CN103537244A (en) * | 2013-10-10 | 2014-01-29 | 彭伟明 | Method and device for chemical reaction with combination of magnetic field and vortex of double vortex |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106958038A (en) * | 2017-05-22 | 2017-07-18 | 湖州浩森科技股份有限公司 | A kind of electroplate liquid preparation facilities |
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Application publication date: 20140730 |