CN212283944U - Special filter equipment for Raney nickel palladium carbon catalyst - Google Patents
Special filter equipment for Raney nickel palladium carbon catalyst Download PDFInfo
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- CN212283944U CN212283944U CN202020742116.3U CN202020742116U CN212283944U CN 212283944 U CN212283944 U CN 212283944U CN 202020742116 U CN202020742116 U CN 202020742116U CN 212283944 U CN212283944 U CN 212283944U
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Abstract
The utility model provides a special filtration equipment of raney nickel palladium charcoal catalyst, include reation kettle and set up in the filter of reation kettle top, the feed inlet of filter with reation kettle's discharge gate passes through the inlet pipe and connects, the feed inlet of filter is including setting up in the top feed inlet at filter top and setting up in the lower part feed inlet of filter lower part, the discharge gate of filter with reation kettle's first reaction feed inlet passes through unloading union coupling, be provided with upper portion fillter section, lower part fillter section and bottom fillter section in the filter, every fillter section is respectively through pipeline and clear liquid exit linkage, the backwash liquid import has still been seted up on the pipeline, the backwash liquid import sets up in clear liquid export top. The beneficial effects of the utility model are embodied in: the utility model discloses a filtration has realized that the full line is sealed, has avoided adopting the pump feeding, has just also further avoided sneaking into of air for the catalyst is completely isolated with the air. The safety of the whole filtering system is ensured.
Description
Technical Field
The utility model belongs to the technical field of the microfiltration, especially, relate to a special filtration equipment of raney nickel palladium charcoal catalyst.
Background
Microfiltration (MF) is a membrane filtration separation technology which is the earliest developed and widely applied membrane separation technology. Microfiltration can be used to retain particulates, bacteria, contaminants, etc. from both gas and liquid phases and is a necessary means in modern industry to ensure product quality. The product is often required to be filtered for some chemical reactions containing flammable and explosive catalysts, for example, catalysts such as palladium-carbon, raney nickel and the like are extremely flammable and dangerous when encountering air, and if the catalysts cannot be well treated, the situation is likely to be irretrievable in the filtering process.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides a special filter equipment for a Raney nickel palladium carbon catalyst.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a special filtration equipment of raney's nickel palladium charcoal catalyst, includes reation kettle and sets up in the filter of reation kettle top, the feed inlet of filter with reation kettle's discharge gate passes through the inlet pipe and connects, the feed inlet of filter is including setting up in the top feed inlet at filter top and setting up in the lower part feed inlet of filter lower part, the discharge gate of filter with reation kettle's first reaction feed inlet passes through unloading union coupling, be provided with upper portion fillter, lower part fillter and bottom fillter in the filter, every fillter is respectively through pipeline and clear liquid exit linkage, the backwash liquid import has still been seted up on the pipeline, the backwash liquid import sets up in clear liquid export top.
Preferably, the filter includes the cylindricality stack shell, the top of stack shell is provided with the drain, the lower part of stack shell is the cone, the cone bottom be provided with the changeover portion of unloading pipe UNICOM, the upper portion fillter set up in the stack shell, the lower part fillter set up in the lower part of stack shell, the bottom fillter set up in the changeover portion.
Preferably, the upper filtering section, the lower filtering section and the bottom filtering section are all provided with filtering filter elements.
Preferably, a stirring rod is arranged in the reaction kettle.
Preferably, the reaction kettle is provided with an air inlet and an air vent.
Preferably, one end of the feeding pipe is arranged at the bottom of the reaction kettle.
Preferably, the blanking pipe is a straight pipe.
Preferably, the blanking pipe is provided with two one-way valves, and a catalyst outlet pipe is connected between the one-way valves.
Preferably, the filtering method of the filtering device special for the raney nickel palladium carbon catalyst comprises the following steps,
s1, feeding, namely adding the reaction materials into a reaction kettle for reaction, and mixing and stirring through a stirring rod;
s2, feeding, namely feeding air through an air inlet at the top of the reaction kettle, and conveying the material to be filtered to a feed inlet of the filter under pressure through a feed pipe; when the materials are fed to the bottom of the reaction kettle, closing a valve of a feeding port at the lower part of the filter, opening a feeding port at the top of the filter, and feeding the materials through the top of the filter;
s3, filtering, namely introducing inert gas into an air inlet at the top of the filter, filtering the material to be filtered at the upper part, the lower part and the bottom in the filter, and allowing clear liquid to flow out from a clear liquid outlet through corresponding pipelines;
s4, circulating, namely opening a backwash liquid inlet, and enabling the filtered materials to enter the reaction kettle again from the first reaction feed inlet of the reaction kettle through a discharge pipe for circulation;
s5, repeating the steps S2-S4 for 7-9 times, and filtering the material to be filtered thoroughly;
and S6, recovering the catalyst, and opening a one-way valve on a catalyst outlet pipe to discharge the catalyst for recovery.
The beneficial effects of the utility model are embodied in: the utility model discloses a filtration has realized that the full line is sealed, has avoided adopting the pump feeding, has just also further avoided sneaking into of air for the catalyst is completely isolated with the air. The safety of the whole filtering system is ensured.
Drawings
FIG. 1: the structure of the utility model is schematically shown.
Detailed Description
The technical scheme of the utility model is specifically explained below in connection with the embodiment, the utility model discloses a special filtration equipment of raney nickel palladium carbon catalyst combines figure 1 to show, include reation kettle 1 and set up in the filter of reation kettle 1 top. A stirring rod 11 is arranged in the reaction kettle 1. The reaction kettle 1 is provided with an air inlet 12 and an air vent 13.
The feed inlet of filter with reation kettle 1's discharge gate passes through inlet pipe 7 and connects, for the feeding more thoroughly, the one end of inlet pipe 7 sets up in reation kettle 1's bottom. Wherein, the two feed inlets of the filter are respectively arranged at the top end of the filter and the lower part of the filter, and the top feed inlet 8 and the lower part feed inlet are arranged. The discharge hole of the filter is connected with the first reaction feed hole of the reaction kettle 1 through a discharge pipe 61. Since the catalyst is a flammable and explosive hazardous material, and is not left in the elbow of the pipeline to ensure that the discharge is complete, the discharge pipe 61 is preferably a straight pipe, rather than in the form of an elbow. Two one-way valves are arranged on the blanking pipe 61, a catalyst outlet pipe 6 is connected between the one-way valves, when the catalyst is repeatedly filtered for many times, the catalyst will lose efficacy, and at the moment, the catalyst can be timely discharged through the catalyst outlet pipe 6. The catalyst in the utility model can be applied to other inflammable catalysts except for raney nickel and palladium carbon.
The utility model provides a be provided with upper portion fillter section, lower part fillter section and bottom fillter section in the filter, every fillter section is connected with clear solution export 52 through the pipeline respectively, backwash liquid import 51 has still been seted up on the pipeline, the backwash liquid import sets up in clear solution export 52 top. Specifically, the filter comprises a cylindrical barrel body 2, and a filtering vent 81 is arranged at the top of the barrel body 2. The lower part of the cylinder body 2 is a cone, and the bottom of the cone is provided with a transition section 4 communicated with the blanking pipe 61.
The upper portion filter stage by set up in upper portion filter element group spare 21 constitutes in stack shell 2, the lower part filter stage comprises the lower part filter element group spare 31 that sets up in the lower part 3 department of stack shell, the bottom filter stage comprises bottom filter element group spare 41 that sets up in changeover portion 4. The filter element component is just a filter element in the prior art. The upper filter stage is connected to a supernatant outlet 52 via an upper supernatant conduit 5, the lower filter stage is connected to the supernatant outlet 52 via a lower supernatant conduit 54, and the bottom filter stage is connected to the supernatant outlet 52 via a bottom supernatant conduit 55. The corresponding clear liquid pipeline is provided with a corresponding one-way valve to better control the outflow of clear liquid.
The utility model also discloses a filtering method of the special filtering device for the Raney nickel palladium carbon catalyst, which comprises the following steps,
s1, feeding, namely adding the reaction materials into a reaction kettle 1 for reaction, and mixing and stirring through a stirring rod 11;
s2, feeding, namely feeding air through an air inlet 12 at the top of the reaction kettle 1, and conveying the material to be filtered to a feed inlet of the filter under pressure through a feed pipe; the mode is adopted to feed the filter, so that the conventional mode of feeding by using a material pump is avoided, and the phenomenon that air mixed in the material pump enters a system is avoided, thereby generating potential safety hazards. Simultaneously, when feeding into reation kettle's bottom, with the lower part feed inlet valve door of filter, open the top feed inlet 8 of filter, the material gets into through the top of filter to can produce the bubbling phenomenon in the filter when having avoided the bottom feed inlet to get into.
S3, filtering, namely introducing inert gas into an air inlet (not shown) at the top of the filter, filtering the material to be filtered at the upper part, the lower part and the bottom part in the filter, and enabling clear liquid to flow out from the clear liquid outlet 52 through corresponding pipelines; the inert gas is generally nitrogen.
S4, circulating, namely opening a backwash liquid inlet 51, and enabling the filtered materials to enter the reaction kettle 1 again from the first reaction feed inlet of the reaction kettle through a discharge pipe 61 for circulation;
s5, repeating the steps S2-S4 for 7-9 times, and filtering the material to be filtered thoroughly;
s6, recovering the catalyst, opening the one-way valve on the catalyst outlet pipe 6, discharging the catalyst and recovering. And finally, emptying by opening the emptying port 81 of the filter and the emptying port 13 of the reaction kettle. The utility model discloses well needs adopt the straight tube to connect as far as possible, reduces the existence of return bend to the security of better assurance system.
Of course, the present invention has many specific embodiments, which are not listed here. All technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the scope of the present invention.
Claims (8)
1. The utility model provides a special filtration equipment of raney nickel palladium charcoal catalyst, a serial communication port, include reation kettle and set up in the filter of reation kettle top, the feed inlet of filter with reation kettle's discharge gate passes through the inlet pipe and connects, the feed inlet of filter is including setting up in the top feed inlet at filter top and setting up in the lower part feed inlet of filter lower part, the discharge gate of filter with reation kettle's first reaction feed inlet passes through unloading union coupling, be provided with upper portion fillter section, lower part fillter section and bottom fillter section in the filter, every fillter section is respectively through pipeline and clear liquid exit linkage, the backwash liquid import has still been seted up on the pipeline, the backwash liquid import sets up in clear liquid export top.
2. The special filter equipment for Raney nickel palladium carbon catalyst as claimed in claim 1, wherein the filter comprises a cylindrical barrel, the top of the barrel is provided with a vent, the lower part of the barrel is a cone, the bottom of the cone is provided with a transition section communicated with the blanking pipe, the upper filter section is arranged in the barrel, the lower filter section is arranged at the lower part of the barrel, and the bottom filter section is arranged at the transition section.
3. The special filter equipment for the Raney nickel-palladium-carbon catalyst as claimed in claim 2, wherein the upper filter section, the lower filter section and the bottom filter section are all provided with filter elements.
4. The special filter equipment for the Raney nickel palladium carbon catalyst as claimed in claim 1, wherein a stirring rod is arranged in the reaction kettle.
5. The special filter equipment for Raney nickel palladium carbon catalyst as claimed in claim 4, wherein the reaction kettle is provided with an air inlet and an air vent.
6. The filtering apparatus special for Raney nickel palladium carbon catalyst as claimed in claim 1, wherein one end of the feeding pipe is disposed at the bottom of the reaction vessel.
7. The special filter equipment for the Raney nickel-palladium-carbon catalyst as claimed in claim 6, wherein the feeding pipe is a straight pipe.
8. The special filter equipment for the Raney nickel-palladium-carbon catalyst as claimed in claim 7, wherein the feeding pipe is provided with two check valves, and a catalyst outlet pipe is connected between the check valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020742116.3U CN212283944U (en) | 2020-05-08 | 2020-05-08 | Special filter equipment for Raney nickel palladium carbon catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020742116.3U CN212283944U (en) | 2020-05-08 | 2020-05-08 | Special filter equipment for Raney nickel palladium carbon catalyst |
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| Publication Number | Publication Date |
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| CN212283944U true CN212283944U (en) | 2021-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020742116.3U Active CN212283944U (en) | 2020-05-08 | 2020-05-08 | Special filter equipment for Raney nickel palladium carbon catalyst |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111482131A (en) * | 2020-05-08 | 2020-08-04 | 威孔过滤科技（苏州）有限公司 | Special filtering equipment for Raney nickel-palladium-carbon catalyst and filtering method thereof |
-
2020
- 2020-05-08 CN CN202020742116.3U patent/CN212283944U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111482131A (en) * | 2020-05-08 | 2020-08-04 | 威孔过滤科技（苏州）有限公司 | Special filtering equipment for Raney nickel-palladium-carbon catalyst and filtering method thereof |
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