CN214916163U - Device for recycling waste flat-plate catalyst - Google Patents
Device for recycling waste flat-plate catalyst Download PDFInfo
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- CN214916163U CN214916163U CN202120725083.6U CN202120725083U CN214916163U CN 214916163 U CN214916163 U CN 214916163U CN 202120725083 U CN202120725083 U CN 202120725083U CN 214916163 U CN214916163 U CN 214916163U
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Abstract
The utility model discloses a realize device that old and useless flat catalyst recycled, include: the device comprises an extrusion mechanism, a motor driving mechanism, a grinding and brushing mechanism, an air purging mechanism, a pressing mechanism, a fold pressing mechanism and a calcining mechanism, wherein the pressing mechanism comprises two heating rollers which are arranged up and down and are opposite in surface to surface, the two heating rollers are connected with the motor driving mechanism, and the gap size between the two heating rollers can flatten a steel wire mesh substrate and heat the steel wire mesh substrate to promote the sizing of a catalyst raw material on the steel wire mesh substrate. In the utility model, the easy-to-peel powder on the surface can be partially removed after the board-type catalyst unit body is flattened by the extruding mechanism to form folds, and the board-type catalyst is produced as a substrate after being ground, swept, coated, compressed and heated, pressed and calcined, so that waste is changed into valuable, the waste of resources is reduced, and almost all the powder can be peeled off by adjusting the grinding time and frequency; can be designed into a production line to keep continuous production; no waste water is discharged, and the pollution to the environment is reduced.
Description
Technical Field
The utility model belongs to the technical field of solid waste administers, concretely relates to realize device that old and useless flat catalyst recycled.
Background
The national environmental letter [2014]990 document "notice on the supervision work of strengthening the waste flue gas denitration catalyst" formally manages the waste flue gas denitration catalyst (vanadium-titanium system) in hazardous waste, and requires that the regeneration, utilization and disposal capability of the waste flue gas denitration catalyst (vanadium-titanium system) be improved as soon as possible. At present, the domestic waste catalyst disposal and utilization method is mainly to perform regeneration preferentially, and the catalyst which cannot be regenerated is subjected to resource utilization by extracting effective components such as titanium, tungsten, vanadium and the like in the catalyst.
At present, the catalyst types are mainly divided into honeycomb type catalysts and plate type catalysts, the honeycomb type catalyst regeneration mainly adopts the modes of soot blowing, cleaning, impregnation activity recovery and the like, and the plate type catalysts are generally used in high-dust environments, and are not suitable for honeycomb type catalyst regeneration process flows because active ingredients on the surfaces of the plate type catalysts are seriously dropped after being abraded.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model aims to provide a device for recycling waste flat-plate catalysts.
In order to realize the above purpose, reach above-mentioned technological effect, the utility model discloses a technical scheme be:
a device for recycling waste flat-plate catalysts comprises:
the extrusion mechanism is used for extruding the flat-plate catalyst monomer plate, flattening wrinkles on the flat-plate catalyst monomer plate and removing part of powder which is not firmly adhered; the flat-plate catalyst single-body plate is formed by disassembling a plate-type catalyst single-body;
a motor drive mechanism;
the grinding and brushing mechanism is arranged at the downstream of the extrusion mechanism and comprises two steel brush plates which are arranged up and down and have opposite surfaces, each steel brush plate is connected with the motor driving mechanism, the motor driving mechanism controls the two steel brush plates to do transverse reciprocating motion, the flat catalyst monomer plate extruded by the extrusion mechanism is sent between the two steel brush plates with opposite surfaces, the surfaces of the two steel brush plates are ground and brushed back and forth through the steel brush plates, powder on the flat catalyst monomer plate is stripped, and only the steel wire mesh base material in the flat catalyst monomer plate is reserved;
the air purging mechanism is arranged at the downstream of the grinding and brushing mechanism and is used for purging the steel wire mesh substrate ground and brushed by the grinding and brushing mechanism;
the catalyst regeneration liquid preparation mechanism is used for preparing a catalyst raw material;
the catalyst regeneration coating mechanism is arranged at the downstream of the air blowing mechanism and communicated with the catalyst regeneration liquid preparation mechanism, and catalyst raw materials are coated on the steel wire mesh substrate blown by the air blowing mechanism through the catalyst regeneration coating mechanism;
the pressing mechanism is arranged at the downstream of the catalyst regeneration coating mechanism and comprises two heating rollers which are arranged up and down and are opposite in surface to surface, the two heating rollers are connected with the motor driving mechanism, and the gap between the two heating rollers can flatten the steel wire mesh base material and heat the steel wire mesh base material to promote the sizing of the catalyst raw material on the steel wire mesh base material;
the fold pressing mechanism is arranged at the downstream of the pressing mechanism and is used for pressing folds of the steel wire mesh substrate after passing through the pressing mechanism;
and the calcining mechanism is arranged at the downstream of the fold pressing mechanism.
Furthermore, the extrusion mechanism comprises a group of pair rollers which are arranged up and down, and the gap between the two rollers of the pair rollers can enable the flat-plate type catalyst monomer plate to be flattened.
Further, the pair of rollers are coated with a paraffin lubricating layer or a polytetrafluoroethylene layer with the thickness of 0.1-1 mu m.
Further, the motor driving mechanism is communicated with the server terminal and the client through a wireless communication module, and the wireless communication module is any one of a Bluetooth module, a WiFi module, a 4G module and a 5G module.
Furthermore, a plurality of rows of bristles are arranged on the opposite side of the surface of each steel brush plate, the bristles have hardness and can rub off powder on the flat-plate catalyst monomer plate, and the distance between every two adjacent bristles is 0.05-0.2 mm.
Further, the wear-resistant layer with the thickness of 0.2-0.8 mu m is coated on the bristles.
Further, a paraffin lubricating layer or a polytetrafluoroethylene layer with a thickness of 0.1-1 μm is coated on the heating roller.
Compared with the prior art, the beneficial effects of the utility model are that:
1) before entering an extrusion mechanism, a plate-type catalyst unit body is disassembled into a plate-type catalyst unit body, the easily-stripped powder on the surface of the plate-type catalyst unit body can be partially removed after the plate-type catalyst unit body is flattened and folded by the extrusion mechanism, the stripping amount is about 10 percent, and the plate-type catalyst is produced as a base material after being ground, swept, coated, compressed, heated, folded, pressed and calcined, so that the waste catalyst is recycled, the waste is changed into valuable, the resource waste is reduced, and almost all the powder can be stripped by adjusting the grinding time and frequency;
2) the production line can be designed, after the two ends of the flat-plate catalyst monomer plate are clamped and fixed, each procedure is carried out step by step, and continuous production is kept; the punching, stretching and cutting process of the steel plate in the conventional plate-type catalyst production is reduced, and the energy is saved and the environment is protected; no waste water is discharged, and the pollution to the environment is reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the steel brush plate of the present invention.
Detailed Description
The embodiments of the present invention are described in detail below to make the advantages and features of the present invention easier to understand by those skilled in the art, thereby making more clear and definite definitions of the protection scope of the present invention.
As shown in fig. 1-2, an apparatus for recycling a used flat catalyst comprises:
the extrusion mechanism is used for extruding the flat-plate catalyst monomer plate 1, flattening wrinkles on the flat-plate catalyst monomer plate 1 and removing part of powder which is not firmly adhered on the surface of the flat-plate catalyst monomer plate 1; before entering an extrusion mechanism, the waste plate type catalyst unit bodies are required to be disassembled into the plate type catalyst unit body plates 1;
the motor driving mechanism 13 is used for providing power for the device and can be directly connected with commercial power for supplying power, a control switch for opening and closing is arranged on the motor driving mechanism 13, after the power is switched on, the motor driving mechanism 13 runs after the control switch is opened, and the motor driving mechanism 13 stops running after the control switch is closed; the motor driving mechanism 13 is a motor;
the grinding and brushing mechanism is arranged at the downstream of the extrusion mechanism and comprises two steel brush plates which are arranged up and down and have opposite surfaces, the steel brush plate positioned on the upper part is marked as an upper steel brush plate 3, the steel brush plate positioned on the lower part is marked as a lower steel brush plate 4, each steel brush plate, namely the upper steel brush plate 3 and the lower steel brush plate 4, is respectively connected with a motor driving mechanism 13, the two steel brush plates of the upper steel brush plate 3 and the lower steel brush plate 4 are controlled by the motor driving mechanism 13 to do the transverse reciprocating motion, the flat-plate catalyst monomer plate 1 extruded by the extruding mechanism is sent between the two steel brush plates with opposite surfaces, the flat-plate catalyst monomer plate 1 is clamped between an upper steel brush plate 3 and a lower steel brush plate 4, the surfaces of the flat-plate catalyst monomer plate 1 are brushed back and forth through the upper steel brush plate 3 and the lower steel brush plate 4, then powder on the flat-plate catalyst monomer plate 1 is peeled off, and only the steel wire mesh base material in the flat-plate catalyst monomer plate 1 is reserved;
the air blowing mechanism 5 is arranged at the downstream of the grinding and brushing mechanism, the air blowing mechanism 5 comprises a plurality of air pipes 6 arranged towards the steel wire mesh base material, compressed air is introduced into the air pipes 6 and used for blowing the steel wire mesh base material ground and brushed by the grinding and brushing mechanism, and the air pipes 6 are provided with air flow valves which can adjust the size of air flow or close the air flow;
a catalyst regeneration liquid preparation mechanism 9 for preparing catalyst raw materials, wherein the main active ingredient of the catalyst is MoO3、V2O5、TiO2And the catalyst raw materials comprise the following components: titanium dioxide, ammonium metavanadate and ammonium metamolybdate, and silica sol, glass fiber filaments and the like are mixed; the catalyst regeneration liquid preparation mechanism 9 comprises a solution tank and a stirrer, wherein the stirrer extends into the solution tank and is used for uniformly mixing all components of the catalyst raw material by adopting the existing product;
the catalyst regeneration coating mechanism 7 is arranged at the downstream of the air purging mechanism 5, a spray gun head 8 at the bottom of the catalyst regeneration coating mechanism 7 is communicated with a solution tank of a catalyst regeneration liquid configuration mechanism 9, and catalyst raw materials in the solution tank are coated on the steel wire mesh base material purged by the air purging mechanism 5 through the spray gun head 8;
the pressing mechanism is arranged at the downstream of the catalyst regeneration coating mechanism 7 and comprises two heating rollers 10 which are arranged up and down and are opposite in surface to surface, the two heating rollers 10 are both connected with a motor driving mechanism 13, the gap size between the two heating rollers 10 can enable the steel wire mesh base material to be flattened, the heating rollers 10 have a certain temperature, and the heating rollers can also heat and promote the catalyst raw material to be shaped on the steel wire mesh base material in the pressing process;
the fold pressing mechanism 11 is arranged at the downstream of the pressing mechanism and used for pressing folds of the steel wire mesh substrate after passing through the pressing mechanism to finally obtain a plate-type catalyst semi-finished product 12;
and the calcining mechanism is arranged at the downstream of the fold pressing mechanism 11 and is used for calcining the catalyst plate semi-finished product 12 to finally obtain the plate-type catalyst.
The pressing mechanism comprises a group of opposite rollers 2 which are arranged up and down and face to face, the gap between the two rollers in the opposite rollers 2 can enable the flat-plate type catalyst monomer plate 1 to be flattened and folded, and the gap between the two rollers in the opposite rollers 2 is larger than the thickness of the flat-plate type catalyst monomer plate 1 but smaller than the thickness of the folds on the flat-plate type catalyst monomer plate 1.
The motor driving mechanism 13 is communicated with the server terminal and the client through a wireless communication module, the wireless communication module is any one of a Bluetooth module, a WiFi module, a 4G module and a 5G module, and can directly send an opening and closing instruction to the motor driving mechanism 13 through the server terminal and/or the client and control the rotating speed and the steering direction of the motor driving mechanism, so that the rotating speed, the steering direction and the like of the two steel brush plates and the two heating rollers 10 can be remotely regulated, the rotating speed and the steering direction of the two steel brush plates are the same, and the rotating speed and the steering direction of the two heating rollers 10 are the same.
The side of the upper steel brush plate 3 opposite to the side of the lower steel brush plate 4 opposite to the surface is provided with a plurality of rows of bristles 14, the hardness of the bristles 14 can grind off powder on the flat catalyst monomer plate 1, the distance between every two adjacent bristles 14 is 0.05-0.2mm, when the flat catalyst monomer plate 1 is clamped between the upper steel brush plate 3 and the lower steel brush plate 4, the bristles 14 on the upper steel brush plate 3 and the lower steel brush plate 4 can be in full contact with the upper surface and the lower surface of the flat catalyst monomer plate 1, and the powder on the flat catalyst monomer plate 1 can be brushed off maximally.
The wear-resistant layer with the thickness of 0.2-0.8 mu m is coated on the bristles 14, which is helpful for improving the wear resistance of the bristles 14 and prolonging the service life. The brush hair 14 can be selected according to the user's demand and detachably installed on last steel brush board 3 and lower steel brush board 4 with brush hair 14, is convenient for tear open and trades, improves the practicality.
The heating roller 10 and the counter roller 2 of the extrusion mechanism are respectively coated with a paraffin lubricating layer or a polytetrafluoroethylene layer with the thickness of 0.1-1 mu m, so that the friction force is reduced, the extrusion and compaction operations are convenient to carry out, and the coating is not easy to adhere to the heating roller 10 and the counter roller 2.
The utility model discloses the part of not specifically describing, sweep mechanism 5, catalyst regeneration liquid configuration mechanism 9, catalyst regeneration coating mechanism 7, hold-down mechanism, fold pressing mechanism 11 and calcine the mechanism including extrusion mechanism, scrubbing mechanism, air and adopt current product can, the concrete accessory of involving no longer does the perk, only needs to ensure to accomplish the utility model discloses an above-mentioned pipelined process.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (7)
1. A device for realizing the reuse of waste flat-plate catalysts is characterized by comprising:
the extrusion mechanism is used for extruding the flat-plate catalyst monomer plate, flattening wrinkles on the flat-plate catalyst monomer plate and removing part of powder which is not firmly adhered;
a motor drive mechanism;
the grinding and brushing mechanism is arranged at the downstream of the extrusion mechanism and comprises two steel brush plates which are arranged up and down and have opposite surfaces, each steel brush plate is connected with the motor driving mechanism, the motor driving mechanism controls the two steel brush plates to do transverse reciprocating motion, the flat catalyst monomer plate extruded by the extrusion mechanism is sent between the two steel brush plates with opposite surfaces, the surfaces of the two steel brush plates are ground and brushed back and forth through the steel brush plates, powder on the flat catalyst monomer plate is stripped, and only the steel wire mesh base material in the flat catalyst monomer plate is reserved;
the air purging mechanism is arranged at the downstream of the grinding and brushing mechanism and is used for purging the steel wire mesh substrate ground and brushed by the grinding and brushing mechanism;
the catalyst regeneration liquid preparation mechanism is used for preparing a catalyst raw material;
the catalyst regeneration coating mechanism is arranged at the downstream of the air blowing mechanism and communicated with the catalyst regeneration liquid preparation mechanism, and catalyst raw materials are coated on the steel wire mesh substrate blown by the air blowing mechanism through the catalyst regeneration coating mechanism;
the pressing mechanism is arranged at the downstream of the catalyst regeneration coating mechanism and comprises two heating rollers which are arranged up and down and are opposite in surface to surface, the two heating rollers are connected with the motor driving mechanism, and the gap between the two heating rollers can flatten the steel wire mesh base material and heat the steel wire mesh base material to promote the sizing of the catalyst raw material on the steel wire mesh base material;
the fold pressing mechanism is arranged at the downstream of the pressing mechanism and is used for pressing folds of the steel wire mesh substrate after passing through the pressing mechanism;
and the calcining mechanism is arranged at the downstream of the fold pressing mechanism.
2. The device for recycling the waste flat-plate catalyst according to claim 1, wherein the pressing mechanism comprises a set of pair rollers arranged up and down, and the gap between the pair rollers is of a size capable of flattening the flat-plate catalyst monomer plate.
3. The apparatus for recycling the waste flat-plate catalyst according to claim 2, wherein the pair of rollers are coated with a paraffin lubricating layer or a polytetrafluoroethylene layer with a thickness of 0.1-1 μm.
4. The device for recycling the waste flat-plate catalyst according to claim 1, wherein the motor driving mechanism is in communication with the server terminal and the client through a wireless communication module, and the wireless communication module is any one of a bluetooth module, a WiFi module, a 4G module and a 5G module.
5. The device for recycling the waste flat-plate catalyst according to claim 1, wherein a plurality of rows of bristles are arranged on the opposite side of the surface of each steel brush plate, the bristles have hardness to rub off powder on the flat-plate catalyst monomer plate, and the distance between every two adjacent bristles is 0.05-0.2 mm.
6. The apparatus for recycling the waste flat-plate catalyst according to claim 5, wherein the bristles are coated with a wear-resistant layer with a thickness of 0.2-0.8 μm.
7. The apparatus for recycling the waste flat-plate catalyst according to claim 1, wherein the heating roller is coated with a paraffin lubricating layer or a polytetrafluoroethylene layer with a thickness of 0.1-1 μm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120725083.6U CN214916163U (en) | 2021-04-09 | 2021-04-09 | Device for recycling waste flat-plate catalyst |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120725083.6U CN214916163U (en) | 2021-04-09 | 2021-04-09 | Device for recycling waste flat-plate catalyst |
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| CN214916163U true CN214916163U (en) | 2021-11-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114535245A (en) * | 2022-01-17 | 2022-05-27 | 北京科技大学 | Method for comprehensively utilizing all components of waste denitration catalyst module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114535245A (en) * | 2022-01-17 | 2022-05-27 | 北京科技大学 | Method for comprehensively utilizing all components of waste denitration catalyst module |
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