CN115739202B - Catalyst impregnation device - Google Patents
Catalyst impregnation device Download PDFInfo
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- CN115739202B CN115739202B CN202211464142.4A CN202211464142A CN115739202B CN 115739202 B CN115739202 B CN 115739202B CN 202211464142 A CN202211464142 A CN 202211464142A CN 115739202 B CN115739202 B CN 115739202B
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- 239000003054 catalyst Substances 0.000 title claims abstract description 78
- 238000005470 impregnation Methods 0.000 title claims abstract description 29
- 239000007788 liquid Substances 0.000 claims abstract description 86
- 238000005273 aeration Methods 0.000 claims abstract description 55
- 230000000903 blocking effect Effects 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000009423 ventilation Methods 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 13
- 230000008569 process Effects 0.000 abstract description 12
- 238000004064 recycling Methods 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 230000000630 rising effect Effects 0.000 description 4
- 239000000969 carrier Substances 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000011949 solid catalyst Substances 0.000 description 1
Abstract
The invention discloses a catalyst impregnating device, wherein the side walls of a second tank body and a third tank body are respectively provided with a plurality of air holes, an aeration mechanism is arranged above a bearing plate, the lower part of a first cavity and the bottom end of the third tank body, a plurality of first gas blocking rings are arranged on one side of the second tank body opposite to the third tank body along the length direction of the second tank body, a plurality of second gas blocking rings are arranged on the inner wall of the third tank body along the vertical direction, a star-shaped discharger is arranged between the first tank body and a tank body, a filter plate is obliquely arranged below the star-shaped discharger and positioned in the tank body, a mounting plate of a liquid pump is horizontally arranged at the top part between a fixing plate and the inner wall of the tank body, and a return pipe is arranged between the liquid pump and a feed inlet of a reaction kettle. The invention not only reduces the condition that the catalyst carrier is adhered to the inner wall of the tank body in the impregnation process, but also improves the mixing sufficiency of the catalyst carrier and the impregnation liquid, and can realize the recycling of the impregnation liquid.
Description
Technical Field
The invention relates to a catalyst impregnation device, and belongs to the technical field of catalyst impregnation.
Background
Impregnation is a very important process step in many solid catalyst preparation processes. In the process of loading the active components, the impregnating solution is sucked into the carrier pores from the surface under the action of capillary force, the active components of the solute permeate and diffuse along with the inner wall of the solution, and are adsorbed by the active points on the surface of the carrier, or deposited or ion-exchanged, even react, and finally the active components are loaded on the carrier.
However, in the current use process, the phenomenon that the catalyst carrier adheres to the inner wall of the container often occurs, so that the yield of the catalyst is reduced, hard scale which is difficult to remove is formed after a certain time, and the subsequent impregnation process is affected.
Disclosure of Invention
The invention aims to provide a catalyst impregnating device which not only reduces the condition that a catalyst carrier is adhered to the inner wall of a tank body in the impregnating process, but also improves the mixing sufficiency of the catalyst carrier and impregnating solution, can realize the recycling of the impregnating solution, and also improves the use efficiency of the impregnating solution.
In order to achieve the above purpose, the invention adopts the following technical scheme: a catalyst impregnation device comprising: the reaction kettle for loading the catalyst carrier and the impregnating solution is arranged at the top of a box body, a discharge hole is arranged on the side wall of the box body, and the top end of the reaction kettle is a feed inlet;
the reaction kettle further comprises: the first tank body, the second tank body and the third tank body are vertically arranged, the side walls of the second tank body and the third tank body are provided with a plurality of ventilation holes, a bearing plate with an annular through hole is arranged at the bottom end inside the first tank body, the second tank body and the third tank body are arranged on the bearing plate and are respectively positioned at two sides of the annular through hole, so that a first cavity is formed between the first tank body and the second tank body, a second cavity is formed between the second tank body and the third tank body, and the second cavity filled with the catalyst carrier and the impregnating solution is communicated up and down;
an aeration mechanism is arranged above the bearing plate and at the lower part of the first cavity and the bottom end of the third tank body, a plurality of first gas blocking rings are arranged on one side of the second tank body opposite to the third tank body along the length direction of the second tank body, and a plurality of second gas blocking rings are arranged on the inner wall of the third tank body along the vertical direction;
a star discharger is arranged between the first tank body and the tank body, the upper end of the star discharger is communicated with the second cavity, the lower end of the star discharger is communicated with the tank body, a filter plate is obliquely arranged below the star discharger and positioned in the tank body, the upper end of the filter plate is connected with a vertically arranged fixed plate, the lower end of the filter plate extends to a discharge hole of the tank body, a mounting plate is horizontally arranged between the fixed plate and the inner wall of the tank body, a liquid pump is arranged at the top of the mounting plate, and a return pipe is arranged between the liquid pump and the feed hole of the reaction kettle.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, aeration mechanism further includes first aeration ring, second aeration ring, first aeration ring is located first cavity lower part, the second aeration ring sets up in the inside bottom of third jar, and a plurality of venthole has all been seted up at the top of this first aeration ring, second aeration ring, through a communication pipe intercommunication between first aeration ring and the second aeration ring, the air inlet setting of this communicating pipe is in the outside of first jar.
2. In the above scheme, a drain cone is installed on the top of the second tank body, and a top cover provided with a feed pipe is arranged at the top of the drain cone.
3. In the above scheme, be provided with a plurality of first support column between drain cone and the first jar body to form a first ventilation groove between drain cone and the first jar body.
4. In the above scheme, be provided with a plurality of second support column between top cap and the drain awl and connect to form a second ventilation groove between top cap and drain awl.
5. In the above scheme, one end of the return pipe is positioned in the liquid guiding cone, and the end is spirally arranged along the inner wall of the liquid guiding cone.
6. In the above scheme, a diversion cap is arranged at the top end of the third tank body.
7. In the above scheme, a stock guide is arranged below the discharge hole.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. the invention relates to a catalyst impregnating device, which is characterized in that the side walls of a second tank body and a third tank body which are positioned in a first tank body are respectively provided with a plurality of air holes, the second tank body and the third tank body are arranged on a bearing plate and are respectively positioned at two sides of an annular through hole, a first cavity is formed between the first tank body and the second tank body, a second cavity is formed between the second tank body and the third tank body, an aeration mechanism is arranged above the bearing plate and at the lower part of the first cavity and at the bottom end of the third tank body, a plurality of first air blocking rings are arranged at one side of the second tank body opposite to the third tank body and along the length direction of the second tank body, the inner wall of the third tank body is provided with a plurality of second gas blocking rings along the vertical direction, bubbles are generated in the first cavity and the third tank body respectively through the aeration mechanism, and under the cooperation of the first gas blocking rings and the second gas blocking rings, the small bubbles enter the second cavity through the ventilation holes of the second tank body and the third tank body, so that bubbles are simultaneously gushed out from the inner side and the outer side of the second cavity loaded with the catalyst carrier and the impregnating solution, the situation that the catalyst carrier is adhered to the inner wall of the tank body in the impregnating process is reduced, the mixing sufficiency of the catalyst carrier and the impregnating solution is improved, and the yield of the catalyst carrier is improved.
2. The invention relates to catalyst impregnating equipment, which is positioned in a box body, a filter plate is obliquely arranged below a star discharger, the upper end of the filter plate is connected with a vertically arranged fixed plate, the lower end of the filter plate extends to a discharge hole of the box body, a mounting plate is horizontally arranged between the fixed plate and the inner wall of the box body, a liquid pump is arranged at the top of the mounting plate, a return pipe is arranged between the liquid pump and a feeding hole of a reaction kettle, a catalyst carrier rolls along the obliquely arranged filter plate, liquid passes through a through hole on the filter plate and falls into the box body, the catalyst carrier is separated from impregnating liquid, the recovery of the impregnating liquid is realized, and the liquid in the box body is pumped back into a tank body through the liquid pump, so that the cyclic utilization of the impregnating liquid can be realized, the use amount of the impregnating liquid is greatly saved, and the use efficiency of the impregnating liquid is also improved.
Drawings
FIG. 1 is a schematic view of the overall structure of a catalyst impregnation apparatus of the present invention;
FIG. 2 is a schematic view showing the internal structure of the catalyst impregnation apparatus of the present invention;
FIG. 3 is an enlarged view of the invention at A of FIG. 2;
FIG. 4 is a schematic view showing a partial structure of the catalyst impregnation apparatus of the present invention;
fig. 5 is an enlarged view of fig. 4 at B in accordance with the present invention.
In the above figures: 1. a reaction kettle; 2. a case; 201. a discharge port; 3. a first tank; 4. a second tank; 5. a third tank; 6. ventilation holes; 7. a carrying plate; 8. an annular through hole; 9. a first cavity; 10. a second cavity; 11. an aeration mechanism; 12. a first gas blocking ring; 13. a second gas blocking ring; 14. star discharger; 15. a filter plate; 151. a through hole; 16. a fixing plate; 17. a mounting plate; 18. a liquid suction pipe; 181. a pipette; 19. a return pipe; 20. a first aeration ring; 21. a second aeration ring; 22. an air outlet hole; 23. a communicating pipe; 24. a liquid guide cone; 25. a top cover; 26. a feed pipe; 27. a first support column; 28. a second support column; 29. a first ventilation groove; 30. a second ventilation groove; 31. a shunt cap; 32. a material guide plate; 33. a fixed sleeve; 34. and a fixing rod.
Detailed Description
The present patent will be further understood by the specific examples given below, which are not intended to be limiting.
Example 1: a catalyst impregnation device comprising: the reaction kettle 1 is used for loading catalyst carriers and impregnating solution, the reaction kettle 1 is arranged at the top of a box body 2, a discharge hole 201 is arranged on the side wall of the box body 2, and the top end of the reaction kettle 1 is a feed inlet;
the reaction kettle 1 further comprises: the first tank body 3, the second tank body 4 and the third tank body 5 are vertically arranged, the side walls of the second tank body 4 and the third tank body 5 are respectively provided with a plurality of ventilation holes 6, and a bearing plate 7 with an annular through hole 8 is arranged at the bottom end of the inside of the first tank body 3;
the second tank body 4 and the third tank body 5 are arranged on the bearing plate 7 and are respectively positioned at two sides of the annular through hole 8, so that a first cavity 9 is formed between the first tank body 3 and the second tank body 4, a second cavity 10 is formed between the second tank body 4 and the third tank body 5, the second cavity 10 is communicated up and down, impregnating liquid is filled in the first cavity 9, and a solid-liquid mixture of the catalyst and the impregnating liquid is filled in the second cavity 10;
an aeration mechanism 11 is arranged above the bearing plate 5 and at the lower part of the first cavity 9 and the bottom end of the third tank 5, a plurality of first gas blocking rings 12 are arranged on one side of the second tank 4 opposite to the third tank 5 along the length direction of the second tank 4, and a plurality of second gas blocking rings 13 are arranged on the inner wall of the third tank 5 along the vertical direction;
air bubbles are generated in the first cavity 9 and the third tank 5 respectively through the aeration mechanism, under the cooperation of the first air blocking ring 12 and the second air blocking ring 13, the small air bubbles enter the second cavity 10 through the air holes of the second tank 4 and the third tank 5, so that air bubbles are simultaneously gushed out from the inner side and the outer side of the second cavity loaded with the catalyst carrier and the impregnating solution, the adhesion of the catalyst carrier on the inner wall of the tank in the impregnation process is effectively avoided, the mixing sufficiency of the catalyst carrier and the impregnating solution is also improved, and the yield of the catalyst carrier is improved.
A star discharger 14 is arranged between the first tank 3 and the box 2, the upper end of the star discharger 14 is communicated with the second cavity 10, the lower end of the star discharger 14 is communicated with the box 2, a filter plate 15 with a plurality of through holes 151 is obliquely arranged in the box 2 and below the star discharger 4, the upper end of the filter plate 15 is connected with a vertically arranged fixed plate 16, and the lower end of the filter plate 15 extends to a discharge hole 201 of the box 2;
a mounting plate 17 is horizontally and horizontally arranged between the fixing plate 16 and the inner wall of the box body 2, a liquid pump 18 with a liquid suction pipe 181 is arranged at the top of the mounting plate 17, a return pipe 19 is arranged between the liquid pump 18 and the feed inlet of the reaction kettle 1, and the liquid suction pipe 181 is arranged below the mounting plate.
The solid-liquid mixture of catalyst carrier and impregnating solution falls together onto the filter plate 15 below the star discharger 14, and since the filter plate 15 is inclined, the catalyst carrier will roll along the filter plate 15, the impregnating solution will fall below the filter plate 15 through the through holes 151 of the filter plate 15, and the liquid in the tank 2 is sucked by the liquid suction pump 18 through the liquid suction pipe 181 and reintroduced into the tank 1 through the return pipe 19.
The aeration mechanism 11 further comprises a first aeration ring 20 and a second aeration ring 21, the first aeration ring 20 is positioned at the lower part of the first cavity 9, the second aeration ring 21 is arranged at the bottom end of the inside of the third tank 5, the top parts of the first aeration ring 20 and the second aeration ring 21 are provided with a plurality of air outlet holes 22, the first aeration ring 20 is communicated with the second aeration ring 21 through a communication pipe 23, and the air inlet of the communication pipe 23 is arranged at the outside of the first tank 3.
The first aeration ring 20 and the second aeration ring 21 which are connected with the high-pressure air source continuously introduce air into the impregnating solution through the air outlet holes 22, and under the blocking effect of the first annular air baffle 12 and the second annular baffle 13, dense small bubbles rising in the impregnating solution of the first cavity 9 and the third tank 5 respectively enter the second cavity 10 through the air holes 6 of the second tank 4 and the third tank 5, so that the dense small bubbles appear at the inner side and the outer side of the second cavity 10 simultaneously.
A liquid guiding cone 24 is installed at the top end of the second tank body 4, a top cover 25 provided with a feeding pipe 26 is arranged at the top of the liquid guiding cone 24, so that materials can enter the second tank body 4 conveniently, and the top cover 11 can prevent external impurities from falling into the tank body structure, thereby avoiding causing pollution in the tank body.
A plurality of first support columns 27 are arranged between the liquid guiding cone 24 and the first tank 3, so that a first ventilation groove 29 is formed between the liquid guiding cone 24 and the first tank 3, a first ventilation groove 29 is reserved between the liquid guiding cone 24 and the first tank 3, and the first ventilation groove 29 is used for air flowing out of the first tank 3.
A plurality of second support columns 28 are arranged between the top cover 25 and the liquid guiding cone 24, so that a second ventilation groove 30 is formed between the top cover 25 and the liquid guiding cone 24, and a second ventilation groove 30 is also reserved between the top cover 25 and the liquid guiding cone 24, and the second ventilation groove 30 is used for the air of the second tank body 4 to flow out.
One end of the return pipe 19 is located in the liquid guiding cone 24, and the end is spirally arranged along the inner wall of the liquid guiding cone 24, and the liquid flowing out of the return pipe 19 flows along the inside of the tank body through the spirally arranged return pipe 19, so that the liquid in the tank body can be pushed to flow, and the sufficiency of mixing the catalyst carrier and the impregnating solution is improved.
A guide plate 32 is disposed below the discharge opening 201.
Example 2: a catalyst impregnation device comprising: the reaction kettle 1 is used for loading catalyst carriers and impregnating solution, the reaction kettle 1 is arranged at the top of a box body 2, a discharge hole 201 is arranged on the side wall of the box body 2, and the top end of the reaction kettle 1 is a feed inlet;
the reaction kettle 1 further comprises: the first tank body 3, the second tank body 4 and the third tank body 5 are vertically arranged, the side walls of the second tank body 4 and the third tank body 5 are respectively provided with a plurality of ventilation holes 6, and a bearing plate 7 with an annular through hole 8 is arranged at the bottom end of the inside of the first tank body 3;
the second tank body 4 and the third tank body 5 are arranged on the bearing plate 7 and are respectively positioned at two sides of the annular through hole 8, so that a first cavity 9 is formed between the first tank body 3 and the second tank body 4, a second cavity 10 is formed between the second tank body 4 and the third tank body 5, the second cavity 10 is communicated up and down, impregnating liquid is filled in the first cavity 9, and a solid-liquid mixture of the catalyst and the impregnating liquid is filled in the second cavity 10;
an aeration mechanism 11 is arranged above the bearing plate 5 and at the lower part of the first cavity 9 and the bottom end of the third tank 5, a plurality of first gas blocking rings 12 are arranged on one side of the second tank 4 opposite to the third tank 5 along the length direction of the second tank 4, a plurality of second gas blocking rings 13 are arranged on the inner wall of the third tank 5 along the vertical direction, and the aeration mechanism 11 is connected with a high-pressure gas source;
the catalyst carrier is added into the second tank 4 filled with the impregnating solution through the feed pipe 26, and in the impregnating process of the catalyst carrier, the first aeration ring 20 and the second aeration ring 21 which are connected with a high-pressure air source continuously introduce air into the impregnating solution through the air outlet holes 22, and under the blocking action of the first annular air baffle 12 and the second annular baffle 13, dense small bubbles rising in the impregnating solution of the first cavity 9 and the third tank 5 respectively enter the second cavity 10 through the air holes 6 of the second tank 4 and the third tank 5, so that the dense small bubbles appear at the inner side and the outer side of the second cavity 10 simultaneously;
the small bubbles rise in the second cavity 10, so that the mixing of the catalyst carrier and the impregnating solution is facilitated, the catalyst carrier is effectively prevented from adhering to the inner wall of the tank body in the impregnating process, the mixing sufficiency of the catalyst carrier and the impregnating solution is improved, and the yield of the catalyst carrier is improved.
A star discharger 14 is arranged between the first tank 3 and the box 2, the upper end of the star discharger 14 is communicated with the second cavity 10, the lower end of the star discharger 14 is communicated with the box 2, a filter plate 15 with a plurality of through holes 151 is obliquely arranged in the box 2 and below the star discharger 4, the upper end of the filter plate 15 is connected with a vertically arranged fixed plate 16, and the lower end of the filter plate 15 extends to a discharge hole 201 of the box 2;
a mounting plate 17 is horizontally and horizontally arranged between the fixing plate 16 and the inner wall of the box body 2, a liquid pump 18 with a liquid suction pipe 181 is arranged at the top of the mounting plate 17, a return pipe 19 is arranged between the liquid pump 18 and the feed inlet of the reaction kettle 1, and the liquid suction pipe 181 is arranged below the mounting plate.
The catalyst carrier rolls along the filter plate 15 that the slope set up, and liquid passes through the through-hole 151 on this filter plate 15 and falls into in the box 2, and the separation of catalyst carrier and flooding fluid realizes retrieving the flooding fluid, and rethread drawing pump 18 is with the liquid in the box again to the jar internal to can realize the cyclic utilization to the flooding fluid, practiced thrift the use amount of flooding fluid greatly, also improved the availability factor of flooding fluid.
The aeration mechanism 11 further comprises a first aeration ring 20 and a second aeration ring 21, the first aeration ring 20 is positioned at the lower part of the first cavity 9, the second aeration ring 21 is arranged at the bottom end of the inside of the third tank 5, the top parts of the first aeration ring 20 and the second aeration ring 21 are provided with a plurality of air outlet holes 22, the first aeration ring 20 is communicated with the second aeration ring 21 through a communication pipe 23, and the air inlet of the communication pipe 23 is arranged at the outside of the first tank 3.
A liquid guiding cone 24 is installed at the top end of the second tank 4, and a top cover 25 with a feeding pipe 26 is arranged at the top of the liquid guiding cone 24.
A diverting cap 31 is mounted on the top end of the third tank 5 so that the catalyst carrier falling into the interior of the tank from the feed pipe 26 can diffuse into the interior of the second chamber 10.
A guide plate 32 is disposed below the outlet 201 to facilitate collection of the catalyst support.
The outer wall of the tank body 1 is provided with a fixed sleeve 33, and a plurality of fixed rods 34 are arranged at the bottom of the fixed sleeve 33, so that the stability of the installation of the reaction kettle is improved.
Working principle: when the catalyst carrier is used, the catalyst carrier is added into the second tank body 4 filled with the impregnating solution through the feeding pipe 26, in the impregnating process of the catalyst carrier, the first aeration ring 20 and the second aeration ring 21 which are connected with the high-pressure air source continuously introduce air into the impregnating solution through the air outlet holes 22, under the blocking effect of the first annular air baffle 12 and the second annular baffle 13, dense small bubbles rising in the impregnating solution of the first cavity 9 and the third tank body 5 respectively enter the second cavity 10 through the air holes 6 of the second tank body 4 and the third tank body 5, so that the dense small bubbles simultaneously appear at the inner side and the outer side of the second cavity 10, the mixing of the catalyst carrier and the impregnating solution is facilitated along with the rising of the small bubbles in the second cavity 10, the situation that the catalyst carrier is adhered to the inner wall of the tank body in the impregnating process is reduced, the mixing sufficiency of the catalyst carrier and the impregnating solution is improved, and the yield of the catalyst carrier is improved;
after the impregnation is completed, opening the star discharger 14 to enable the solid-liquid mixture of the catalyst carrier and the impregnating liquid to enter the box body 2, enabling the solid-liquid mixture of the catalyst carrier and the impregnating liquid to fall onto the filter plate 15 below the star discharger 14, enabling the catalyst carrier to roll along the filter plate 15 due to the inclined arrangement of the filter plate 15, enabling the impregnating liquid to fall below the filter plate 15 through the through holes 151 of the filter plate 15, enabling the liquid suction pump 18 to suck the liquid in the box body 2 through the liquid suction pipe 181, and reintroducing the liquid into the tank body 1 through the return pipe 19;
one end of the return pipe 19 is spirally arranged along the inner wall of the liquid guiding cone 24, and the liquid flowing out of the return pipe 19 flows along the inner wall of the liquid guiding cone 24, so that the liquid in the tank body can be pushed to flow, and the mixing sufficiency of the catalyst carrier and the impregnating solution is further improved.
When the catalyst impregnation equipment is adopted, air bubbles are generated in the first cavity and the third tank body respectively through the aeration mechanism, and under the cooperation of the first gas blocking ring and the second gas blocking ring, the small air bubbles enter the second cavity through the air holes of the second tank body and the third tank body, so that the air bubbles are simultaneously gushed out from the inner side and the outer side of the second cavity loaded with the catalyst carrier and the impregnation liquid, the condition that the catalyst carrier is adhered to the inner wall of the tank body in the impregnation process is reduced, the mixing sufficiency of the catalyst carrier and the impregnation liquid is improved, and the yield of the catalyst carrier is improved;
in addition, the catalyst carrier rolls along the obliquely arranged filter plate, liquid passes through the through holes on the filter plate and falls into the box body, the catalyst carrier is separated from the impregnating solution, the recovering of the impregnating solution is realized, and the liquid in the box body is pumped back into the tank body again through the liquid pumping pump, so that the recycling of the impregnating solution can be realized, the using amount of the impregnating solution is greatly saved, and the using efficiency of the impregnating solution is also improved;
further, one end of the return pipe is positioned in the liquid guide cone, the end of the return pipe is spirally arranged along the inner wall of the liquid guide cone, and the liquid flowing out of the return pipe flows along the inside of the tank body through the spirally arranged return pipe, so that the liquid in the tank body can be pushed to flow, and the sufficiency of mixing the catalyst carrier and the impregnating solution is improved.
The above embodiments are provided to illustrate the technical concept and features of the present invention and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.
Claims (8)
1. A catalyst impregnation device comprising: reaction kettle (1), its characterized in that: the reaction kettle (1) for loading the catalyst carrier and the impregnating solution is arranged at the top of a box body (2), a discharge hole (201) is arranged on the side wall of the box body (2), and the top end of the reaction kettle (1) is a feed inlet;
the reaction kettle (1) further comprises: the first tank body (3), the second tank body (4) and the third tank body (5) which are vertically arranged, wherein a plurality of ventilation holes (6) are formed in the side walls of the second tank body (4) and the third tank body (5), a bearing plate (7) with an annular through hole (8) is arranged at the bottom end of the inside of the first tank body (3), the second tank body (4) and the third tank body (5) are arranged on the bearing plate (7) and are respectively positioned at the two sides of the annular through hole (8), so that a first cavity (9) is formed between the first tank body (3) and the second tank body (4), a second cavity (10) is formed between the second tank body (4) and the third tank body (5), and the second cavity (10) filled with a catalyst carrier and impregnating solution is communicated up and down;
an aeration mechanism (11) is arranged above the bearing plate (7) and at the lower part of the first cavity (9) and the bottom end of the third tank body (5), a plurality of first gas blocking rings (12) are arranged on one side of the second tank body (4) opposite to the third tank body (5) along the length direction of the second tank body (4), and a plurality of second gas blocking rings (13) are arranged on the inner wall of the third tank body (5) along the vertical direction;
be provided with a star tripper (14) between first jar body (3) and box (2), the upper end and the second cavity (10) intercommunication of this star tripper (14), the lower extreme is with box (2) intercommunication, be located inside box (2) and be provided with a filter (15) that has a plurality of through-holes (151) in the slope of the below of star tripper (14), the upper end and a fixed plate (16) of vertical setting of this filter (15) are connected, the lower extreme extends to discharge gate (201) of box (2), a mounting panel (17) have been transversely placed to the level between fixed plate (16) and box (2) inner wall, the top of this mounting panel (17) is provided with a drawing liquid pump (18), be provided with a back flow (19) between this drawing liquid pump (18) and reation kettle (1) feed inlet.
2. The catalyst impregnation device of claim 1, wherein: the aeration mechanism (11) further comprises a first aeration ring (20) and a second aeration ring (21), the first aeration ring (20) is located at the lower portion of the first cavity (9), the second aeration ring (21) is arranged at the bottom end of the inside of the third tank body (5), a plurality of air outlet holes (22) are formed in the tops of the first aeration ring (20) and the second aeration ring (21), the first aeration ring (20) and the second aeration ring (21) are communicated through a communication pipe (23), and an air inlet of the communication pipe (23) is arranged at the outer side of the first tank body (3).
3. The catalyst impregnation apparatus of claim 1 or 2, wherein: the top end of the second tank body (4) is provided with a liquid guide cone (24), and a top cover (25) provided with a feed pipe (26) is arranged at the top of the liquid guide cone (24).
4. A catalyst impregnation device according to claim 3, characterized in that: a plurality of first support columns (27) are arranged between the liquid guide cone (24) and the first tank body (3), so that a first ventilation groove (29) is formed between the liquid guide cone (24) and the first tank body (3).
5. The catalyst impregnation apparatus of claim 4, wherein: a plurality of second support columns (28) are arranged between the top cover (25) and the liquid guide cone (24) for connection, so that a second ventilation groove (30) is formed between the top cover (25) and the liquid guide cone (24).
6. The catalyst impregnation apparatus of claim 5, wherein: one end of the return pipe (19) is positioned in the liquid guide cone (24), and the end is spirally arranged along the inner wall of the liquid guide cone (24).
7. The catalyst impregnation device of claim 1, wherein: a diversion cap (31) is arranged at the top end of the third tank body (5).
8. The catalyst impregnation device of claim 1, wherein: a guide plate (32) is arranged below the discharge hole (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211464142.4A CN115739202B (en) | 2022-11-22 | 2022-11-22 | Catalyst impregnation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211464142.4A CN115739202B (en) | 2022-11-22 | 2022-11-22 | Catalyst impregnation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115739202A CN115739202A (en) | 2023-03-07 |
| CN115739202B true CN115739202B (en) | 2024-02-23 |
Family
ID=85334823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211464142.4A Active CN115739202B (en) | 2022-11-22 | 2022-11-22 | Catalyst impregnation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115739202B (en) |
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