CN118142421B - High sulfur-resistant denitration catalyst preparation facilities - Google Patents
High sulfur-resistant denitration catalyst preparation facilities Download PDFInfo
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- CN118142421B CN118142421B CN202410324737.2A CN202410324737A CN118142421B CN 118142421 B CN118142421 B CN 118142421B CN 202410324737 A CN202410324737 A CN 202410324737A CN 118142421 B CN118142421 B CN 118142421B
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- Prior art keywords
- main pipe
- pipe
- storage box
- push rod
- carbon black
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- 239000003054 catalyst Substances 0.000 title claims abstract description 24
- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title claims description 14
- 229910052717 sulfur Inorganic materials 0.000 title claims description 14
- 239000011593 sulfur Substances 0.000 title claims description 14
- 239000000843 powder Substances 0.000 claims abstract description 97
- 239000006229 carbon black Substances 0.000 claims abstract description 94
- 238000003860 storage Methods 0.000 claims abstract description 80
- 238000002156 mixing Methods 0.000 claims abstract description 41
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 27
- 230000008569 process Effects 0.000 claims abstract description 26
- 239000000463 material Substances 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims description 43
- 238000003780 insertion Methods 0.000 claims description 36
- 230000037431 insertion Effects 0.000 claims description 36
- 229910052782 aluminium Inorganic materials 0.000 claims description 23
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 23
- 238000003756 stirring Methods 0.000 claims description 17
- 239000006185 dispersion Substances 0.000 claims description 14
- 238000005520 cutting process Methods 0.000 claims description 10
- 238000005507 spraying Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 2
- 230000007480 spreading Effects 0.000 description 14
- 238000003892 spreading Methods 0.000 description 14
- 230000009471 action Effects 0.000 description 11
- 230000005484 gravity Effects 0.000 description 9
- 238000001125 extrusion Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical group [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 240000007643 Phytolacca americana Species 0.000 description 2
- 235000009074 Phytolacca americana Nutrition 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000006255 coating slurry Substances 0.000 description 2
- 229910052878 cordierite Inorganic materials 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000010335 hydrothermal treatment Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002808 molecular sieve Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000004071 soot Substances 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- -1 nitrate) in flue gas Chemical class 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000001132 ultrasonic dispersion Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/71745—Feed mechanisms characterised by the means for feeding the components to the mixer using pneumatic pressure, overpressure, gas or air pressure in a closed receptacle or circuit system
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
- B01F23/53—Mixing liquids with solids using driven stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
- B01F23/56—Mixing liquids with solids by introducing solids in liquids, e.g. dispersing or dissolving
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
- B01F23/57—Mixing high-viscosity liquids with solids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/7179—Feed mechanisms characterised by the means for feeding the components to the mixer using sprayers, nozzles or jets
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
The invention discloses a preparation device of a high-sulfur-resistance denitration catalyst, which comprises a mixing tank, wherein a material scattering pipe is movably arranged on the mixing tank, and the material scattering pipe comprises: the main pipe is characterized in that scattering heads are symmetrically arranged at the bottom of the main pipe, storage boxes distributed in a circumferential array are arranged in the main pipe, and a notch communicated with an internal channel of the main pipe is formed in the bottom of each storage box. According to the preparation device of the high-sulfur-resistance denitration catalyst, the bottom end of the push rod is inserted into the main pipe in the moving process of the push rod, the air in the main pipe is compressed, downward air flow is formed in the main pipe, when the air flow flows through the notch at the bottom of the storage box, negative pressure is formed by the air flow with high flow speed, external air is sucked through the storage box, the external air flows through the storage box to enter the main pipe internal channel, part of carbon black powder in the storage box is carried by the air flow flowing through the storage box to be combined with the air flow in the main pipe, and the carbon black powder is carried by the air flow to be scattered into alumina sol through the scattering head at the bottom of the main pipe.
Description
Technical Field
The invention relates to the technical field of catalysts, in particular to a preparation device of a high-sulfur-resistance denitration catalyst.
Background
Denitration catalysts are the core of SCR technology, and are used for targeted treatment of nitrogen oxides (i.e. nitrate) in flue gas, and protection of the atmosphere.
According to publication number CN108067218B, publication day 2019.07.12, a method for preparing a denitration catalyst is disclosed, which comprises the following steps: (1) Dispersing carbon black powder in water under the ultrasonic action, adjusting the pH value to 8-13, adding a silicon source and a template agent, uniformly stirring, reacting for a period of time, carrying out solid-liquid separation, and carrying out solid phase drying treatment to obtain pretreated carbon black powder; (2) Uniformly mixing the pretreated carbon black powder obtained in the step (1) with aluminum sol to obtain coating slurry; (3) Immersing the pretreated cordierite honeycomb ceramic matrix into coating slurry for treatment, taking out, blowing off residual liquid, performing hydrothermal treatment, drying and roasting to obtain a coated cordierite honeycomb ceramic matrix; (4) Impregnating the carrier obtained in the step (3) with an impregnating solution containing an active component, drying and roasting to obtain a final product. According to the invention, the silicon source and the template agent are wrapped on the surface of the carbon black powder, the silicon dioxide is further converted into a molecular sieve structure through subsequent hydrothermal treatment, the carbon powder particles are removed through roasting treatment, and the molecular sieve is still attached to the macroporous surface formed by the carbon powder particles while reaming, so that the support function is realized, the strength of the alumina coating is enhanced, meanwhile, the modification function of the molecular sieve weakens the interaction between the active component and the surface of the alumina coating, the acidity of the macroporous alumina surface is improved, the hydrophobic property of the macroporous surface is improved, and the activity and the steam poisoning resistance of the catalyst are improved.
In the prior art including the above patent, in the process of producing the denitration catalyst, the pretreated carbon black powder is required to be mixed with the alumina sol, and since the carbon black powder is only physically mixed with the alumina sol (the carbon black powder is dispersed in the alumina sol), and the viscosity of the alumina sol is high, the movement speed of the carbon black powder in the alumina sol is slow, and when the carbon black powder and the alumina sol are mixed, a sufficient amount of carbon black powder is generally directly put in the alumina sol, and then the carbon black powder is uniformly dispersed in the alumina sol by stirring or ultrasonic dispersion, but both the mixing modes require a long time to disperse the carbon black powder.
Disclosure of Invention
The invention aims to provide a preparation device of a high-sulfur-resistance denitration catalyst, and aims to solve the problem that carbon black powder needs a long time to be dispersed when being put into aluminum sol.
In order to achieve the above object, the present invention provides a preparation device of a high sulfur-resistant denitration catalyst, comprising a mixing tank, wherein a material scattering pipe is movably arranged on the mixing tank, and the material scattering pipe comprises:
The main pipe is symmetrically provided with scattering heads at the bottom, storage boxes distributed in a circumferential array are arranged in the main pipe, and gaps communicated with an internal channel of the main pipe are formed in the bottom of the storage boxes;
The push rod, its rotation install in on being responsible for and extend to be responsible for in the inside passageway of pipe, the push rod with be provided with the sealed tube between the being responsible for, wherein:
the push rod is inserted into the main pipe so that an air flow is formed in the inner channel of the main pipe, the air flow carries carbon black powder passing through a notch at the bottom of the storage box to be sprayed out of the material scattering head, and the sealing pipe pushes the main pipe to be transferred downwards.
Preferably, baffles which are distributed in a linear array and are used for separating carbon black powder are rotatably arranged in the storage box, and the push rod is inserted into the main pipe so as to enable a plurality of baffles to intermittently rotate.
Preferably, the main pipe is provided with a plurality of shifting levers in a sliding manner, a pull rope is arranged between the shifting levers and the baffle, the push rod is provided with an insertion pipe in a rotating manner, and the insertion pipe is provided with a shifting piece for shifting the shifting levers.
Preferably, the storage box is of a thin-wall structure, the driving lever is provided with a knocking block, and the driving lever moves to enable the knocking block to knock the storage box.
Preferably, a tenon block for poking the insertion pipe is movably arranged on the sealing pipe, and the insertion pipe is pushed by the tenon block to rotate for a preset angle relative to the push rod in the reciprocating movement process of the insertion pipe by the push rod.
Preferably, connecting pipes are symmetrically arranged on the main pipe, the two scattering heads are respectively rotatably arranged on the connecting pipes, and cutting lines for cutting bubbles are arranged between the two connecting pipes.
Preferably, the spreading head includes an upper portion, a lower portion, and a connecting portion for connecting the two, the lower portion being deflected by a predetermined angle with respect to the upper portion.
Preferably, the inner channel of the upper part is provided with a narrow part, the pipe diameter of the upper part is gradually increased from the narrow part to two ends, the narrow part is provided with a plurality of first air passages, and the material scattering pipe is provided with an air charging pipe for supplying air to the first air passages.
Preferably, the upper part is provided with a ring groove communicated with the air charging pipe, pushing sheets distributed in a circumferential array are arranged in the ring groove, and air flow sprayed by the air charging pipe pushes the pushing sheets to enable the upper part to rotate relative to the connecting pipe.
Preferably, a sealing ring for sealing the ring groove is arranged on the gas charging tube, and a guide plate for guiding the gas charging tube to jet out air flow is arranged on the sealing ring.
In the technical scheme, the preparation device of the high-sulfur-resistance denitration catalyst provided by the invention has the following beneficial effects: when the mixing operation is carried out, a sufficient amount of aluminum sol is injected into a mixing tank, carbon black powder is fed into a storage box, at the moment, a push rod is driven to move downwards, the bottom end of the push rod is inserted into a main pipe, air inside the main pipe is compressed, downward air flow is formed inside the main pipe, when the air flows through a notch at the bottom of the storage box, air with higher flow speed can form negative pressure, external air is pumped through the storage box, the external air flows through the storage box to enter an internal channel of the main pipe, part of carbon black powder in the storage box can be carried by the air flow flowing through the storage box to be combined with the air flow inside the main pipe, the air flow carries carbon black powder to be scattered into the aluminum sol by a scattering head at the bottom of the main pipe, and the air flow with higher flow speed can move farther distance in the aluminum sol along with the carbon black powder, so that the dispersion degree of the carbon black powder in the aluminum sol is improved; meanwhile, in the downward moving process of the push rod, the main pipe is pushed by the push rod to move downwards and rotate through the sealing pipe, the position and the direction of the spraying head for spraying carbon black powder are changed, the dispersion degree of the carbon black powder in the aluminum sol is further improved, and the workload of later mixing is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of the overall structure provided by an embodiment of the present invention;
fig. 2 is a schematic diagram of an internal structure of a mixing tank according to an embodiment of the present invention;
fig. 3 is a schematic view of an internal structure of a spreading head according to an embodiment of the present invention;
FIG. 4 is an enlarged view of FIG. 3 at A;
FIG. 5 is an enlarged view of FIG. 4 at B;
FIG. 6 is a schematic diagram of the internal structure of a main pipe according to an embodiment of the present invention;
FIG. 7 is an enlarged view of FIG. 6 at C;
FIG. 8 is a schematic view of a cannula according to an embodiment of the present invention;
FIG. 9 is an enlarged view of FIG. 8 at D;
FIG. 10 is an enlarged view of FIG. 9 at E;
fig. 11 is a schematic view of a side-expanded configuration of a cannula tip according to an embodiment of the present invention.
Reference numerals illustrate:
1. A material spreading pipe; 11. a main pipe; 111. a storage box; 112. a baffle; 113. a deflector rod; 114. a pull rope; 115. knocking the block; 116. triangular blocks; 117. tenon blocks; 118. a mounting rod; 119. an elastic sheet; 12. scattering a material head; 121. an upper part; 122. a lower part; 123. a connection part; 124. sealing rings; 125. a guide plate; 126. a sealing plate; 127. pushing the sheet; 128. a first airway; 129. a grille; 13. a push rod; 131. a cannula; 132. a pulling piece; 133. a guide groove; 134. sealing the tube; 135. a connecting pipe; 2. a mixing tank; 21. an exhaust pipe; 22. an inflation tube; 23. cutting lines.
Detailed Description
In order to make the technical scheme of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 11, a preparation device of a high sulfur-resistant denitration catalyst comprises a mixing tank 2, wherein a material scattering pipe 1 is movably arranged on the mixing tank 2, and the material scattering pipe 1 comprises:
The main pipe 11 is symmetrically provided with scattering heads 12 at the bottom, storage boxes 111 distributed in a circumferential array are arranged in the main pipe 11, and a notch communicated with an internal channel of the main pipe 11 is formed in the bottom of the storage boxes 111;
A push rod 13 rotatably installed on the main pipe 11 and extending into a passage inside the main pipe 11, a seal pipe 134 being provided between the push rod 13 and the main pipe 11, wherein:
The push rod 13 is inserted into the main pipe 11 to enable the internal channel of the main pipe 11 to form air flow, the air flow carries carbon black powder passing through a notch at the bottom of the storage box 111 to be sprayed out by the material scattering head 12, and the sealing pipe 134 pushes the main pipe 11 to be circularly moved downwards.
Specifically, the storage box 111 is located in the inner wall of the main pipe 11, a through hole which is opposite to the storage box 111 and communicated with the outside is formed in the main pipe 11, a one-way valve which only allows air to enter is arranged in the through hole, the sealing pipe 134 is rotatably arranged on the main pipe 11, the sealing pipe 134 is specifically a self-elastic telescopic pipe, a one-way valve which allows air to enter the main pipe 11 is arranged at the top of the push rod 13, a guide groove similar to a groove on the outer wall of the reciprocating screw rod is formed in the outer wall of the main pipe 11, a convex block which is matched with the guide groove on the outer wall of the main pipe 11 is arranged on the mixing tank 2, and an exhaust pipe 21 which is connected with an exhaust pump is arranged at the top of the mixing tank 2.
Further, when the mixing operation is performed, a sufficient amount of alumina sol is injected into the mixing tank 2, carbon black powder is conveyed into the storage box 111 from the through hole on the main pipe 11, at the moment, the push rod 13 is driven to move downwards, the one-way valve at the top of the push rod 13 is closed, the bottom end of the push rod 13 is inserted into the main pipe 11, air inside the main pipe 11 is compressed, downward air flow is formed in the main pipe 11, when the air flows through the notch at the bottom of the storage box 111, air with higher flow speed can form negative pressure, external air is sucked through the through holes on the storage box 111 and the main pipe 11, the external air flows through the storage box 111 to enter the internal channel of the main pipe 11, and the air flow flowing through the storage box 111 can carry part of carbon black powder in the main pipe 11 to be combined with the air flow inside the main pipe 11, the air flow carries carbon black powder to be scattered into the alumina sol by the scattering head 12 at the bottom of the main pipe 11, the air flow with higher flow speed can bring the carbon black powder to move farther in the alumina sol, the dispersion degree of the push rod 13 in the downward moving process of the alumina sol, the air flow between the push rod 13 and the main pipe 134 is compressed, the air flow 134 is pushed by the push rod 13 to push the external air to move the sealing pipe 11 to the external air, the carbon black powder in the main pipe 11 moves towards the main pipe 11, the position of the main pipe 11 is further along the main pipe 11, the dispersion degree is further moved towards the main pipe 11, and the carbon black powder is sprayed in the main pipe 11, and the position is further moved towards the main pipe 11, and the main pipe is moved, and the position is further moved towards the main pipe has lower stage, and the carbon black powder is further has improved; then the push rod 13 is driven to move upwards, the sealing tube 134 between the push rod 13 and the main tube 11 is stretched, the inner cavity of the main tube 11 is enlarged, the one-way valve on the push rod 13 is opened, external air enters the inner cavity of the main tube 11, part of air simultaneously carries part of carbon black powder into the inner channel of the main tube 11 through the through holes on the storage box 111 and the main tube 11, so that the next material scattering work is prepared, the push rod 13 continues to move upwards, the push rod 13 drives the main tube 11 to move upwards through the sealing tube 134, the main tube 11 is pushed by the convex block on the mixing tank 2, and rotates in the upward moving process to stir the aluminum sol and the carbon black powder in the mixing tank 2, so that the dispersion degree of the carbon black powder in the aluminum sol is improved.
Still further, in the above embodiment, the push rod 13 may be pushed by the electric telescopic rod to reciprocate in the vertical direction; the push rod 13 can also be manually pushed by a worker to reciprocate in the vertical direction; but may be other structures that can be obtained by those skilled in the art based on the common general knowledge.
In the above technical solution, when mixing is performed, a sufficient amount of alumina sol is injected into the mixing tank 2, and then carbon black powder is sent into the storage box 111, at this time, the push rod 13 is driven to move downwards, the bottom end of the push rod 13 is inserted into the main pipe 11, the air inside the main pipe 11 is compressed, downward airflow is formed inside the main pipe 11, when the airflow passes through the notch at the bottom of the storage box 111, the airflow with higher flow velocity forms negative pressure, external air is pumped through the storage box 111, the external air passes through the storage box 111 to enter the internal channel of the main pipe 11, and the airflow passing through the storage box 111 can carry part of carbon black powder in the storage box 111 to be converged with the airflow inside the main pipe 11, the airflow carries the carbon black powder to be scattered into the alumina sol by the scattering head 12 at the bottom of the main pipe 11, and the airflow with higher flow velocity can move a longer distance in the alumina sol, so that the dispersion degree of the carbon black powder in the alumina sol is improved; meanwhile, in the downward moving process of the push rod 13, the main pipe 11 is pushed by the sealing pipe 134 to move downwards and rotate, so that the position and the direction of the spraying head 12 for spraying the carbon black powder are changed, the dispersion degree of the carbon black powder in the aluminum sol is further improved, and the workload of later mixing is reduced.
As a further provided embodiment of the present invention, the inside of the magazine 111 is rotatably provided with baffles 112 distributed in a linear array for separating the soot powder, and a push rod 13 is inserted into the main pipe 11 to intermittently rotate the plurality of baffles 112.
Specifically, the baffle plate 112 divides the storage box 111 into a plurality of chambers, carbon black powder in each chamber is limited, bridging phenomenon can be avoided in the storage box 111 due to excessive carbon black powder and excessive extrusion, in the process that the push rod 13 is inserted into the main pipe 11, air flow is formed in the main pipe 11, the air flow drives the carbon black powder at the bottom of the storage box 111 to be sprayed out from the scattering head 12, meanwhile, the push rod 13 pushes the plurality of baffle plates 112 to intermittently move, so that the plurality of chambers are temporarily communicated, and the carbon black powder in the chamber above moves downwards under the action of gravity to supplement the carbon black powder at the bottom of the storage box 111.
As still another embodiment of the present invention, a plurality of levers 113 are slidably disposed on the main pipe 11, a pull rope 114 is disposed between the levers 113 and the baffle 112, a cannula 131 is rotatably disposed on the push rod 13, and a dial 132 for pulling the levers 113 is disposed on the cannula 131.
Specifically, a spring is disposed between the lever 113 and the main tube 11, and the paddle 132 is specifically an elastic metal sheet.
Further, in the process that the push rod 13 drives the insertion tube 131 to move downwards, the poking piece 132 on the insertion tube 131 pokes the poking rod 113 to move downwards relative to the main tube 11, the spring between the poking rod 113 and the main tube 11 is compressed, the pulling rope 114 between the poking rod 113 and the baffle 112 is loosened, the baffle 112 rotates under the action of gravity and the extrusion of carbon black powder above the baffle 112, so that a plurality of chambers divided by the baffle 112 are communicated, carbon black powder in the chambers above is moved downwards under the action of gravity to supplement carbon black powder at the bottom of the storage box 111, meanwhile, the push rod 13 drives the main tube 11 to move downwards through the sealing tube 134, the main tube 11 rotates relative to the push rod 13, the poking piece 132 and the poking rod 113 are staggered, the poking rod 113 moves upwards under the action of the spring, and the poking rod 113 drives the baffle 112 to rotate through the pulling rope 114 to divide the storage box 111 into a plurality of chambers again.
As still another embodiment of the present invention, the storage box 111 is embodied in a thin-walled structure, the tap block 115 is provided on the driving lever 113, and the driving lever 113 is moved such that the tap block 115 taps the storage box 111.
Specifically, an elastic piece 119 is arranged on the deflector 113, a knocking block 115 is arranged at the end part of the elastic piece 119, a cavity is arranged between the main pipe 11 and the storage box 111, and triangular blocks 116 which are distributed in a staggered manner are arranged on the side walls of two opposite sides of the cavity.
Further, in the process of downward movement of the deflector 113, the deflector 113 drives the knocking block 115 to move downward through the elastic piece 119, the knocking block 115 sequentially collides with the triangular blocks 116 on the side walls of two opposite sides of the cavity, the knocking block 115 impacts the storage box 111 through the triangular blocks 116, so that the storage box 111 vibrates, carbon black powder in the storage box 111 shakes, bridging of the carbon black powder in the storage box 111 can be avoided, and smooth downward movement of the carbon black powder is ensured.
As a further embodiment of the present invention, the sealing tube 134 is movably provided with a tenon 117 for poking the cannula 131, and the tenon 117 pushes the cannula 131 to rotate a predetermined angle relative to the pushrod 13 during the reciprocating movement of the pushrod 13 with the cannula 131.
Specifically, the guide groove 133 which is distributed in a circumferential array and is not communicated with each other is formed in the side wall of the insertion tube 131, the guide groove 133 comprises an inclined portion and a vertical portion, a mounting rod 118 is fixedly mounted on the sealing tube 134 and is arranged right above the lowest point of the inclined portion of the adjacent guide groove 133, a tenon block 117 is slidably arranged on the mounting rod 118, a spring is arranged between the tenon block 117 and the mounting rod 118, a slope is arranged at the bottom of the tenon block 117, and rotational damping is arranged between the insertion tube 131 and the push rod 13.
Further, in the process that the push rod 13 moves downwards with the insertion tube 131, the tenon block 117 gradually approaches the inclined part of the guide groove 133 of the insertion tube 131, when the insertion tube 131 is about to move to the lowest point, the tenon block 117 is opposite to the inclined part of the guide groove 133 on the insertion tube 131, the spring pushes the tenon block 117 to be inserted into the inclined part of the guide groove 133, then the push rod 13 moves downwards, the tenon block 117 moves along the inclined part of the guide groove 133, the insertion tube 131 is pushed to rotate relative to the push rod 13, the poking piece 132 on the insertion tube 131 rotates relative to the push rod 13, the poking piece 132 and the poking rod 113 can be staggered in the next reciprocating movement process, the phenomenon that the knocking block 115 frequently knocks the storage box 111 to compact carbon black powder in the storage box 111 is avoided, when the tenon block 117 moves to the end point of the inclined part, the tenon block 117 is opposite to the vertical part of the guide groove 133, then the push rod 13 drives the insertion tube 131 to move upwards, then the inclined surface at the bottom of the tenon block 117 abuts against the end of the vertical part, and the insertion tube 131 pushes the tenon block 117 to leave the guide groove 133, and the tenon block 117 abuts against the outer wall of the insertion tube 131.
As a further embodiment of the present invention, the main pipe 11 is symmetrically provided with the connection pipes 135, the two spreading heads 12 are rotatably installed on the connection pipes 135, respectively, and the cutting line 23 for cutting bubbles is provided between the two connection pipes 135.
Specifically, in the process that the push rod 13 drives the main pipe 11 to move, the lug on the mixing tank 2 moves along the guide groove on the outer wall of the main pipe 11, the main pipe 11 is pushed to rotate along one direction all the time, the main pipe 11 is stirred by the connecting pipe 135 and the scattering head 12, the aluminum sol in the mixing tank 2 is always moved along one direction to form a vortex, bubbles with smaller density in the aluminum sol can be converged at the center of the top of the liquid level, and then the main pipe 11 can cut the bubbles converged at the middle part of the mixing tank 2 by the cutting line 23 between the two connecting pipes 135 in the process of driving the connecting pipe 135 to rotate, and carbon black powder in the bubbles is released so as to facilitate the mixing of the carbon black powder and the aluminum sol.
As a further embodiment of the present invention, the spreading head 12 comprises an upper part 121, a lower part 122 and a connecting part 123 for connecting the two, the lower part 122 being deflected by a predetermined angle with respect to the upper part 121.
Specifically, the axis of lower portion 122 is offset at 45 ° relative to the axis of upper portion 121.
Further, in the process of spreading, the air flow carrying the carbon black powder can be obliquely injected into the alumina sol after being guided by the upper part 121 and the lower part 122 of the spreading head 12, so that the carbon black powder carried by the air flow can obtain the largest diffusion area, and the carbon black powder can move obliquely downwards under the action of gravity and can diffuse obliquely upwards relative to the flowing direction of the main air flow under the action of inertia; if the air flow direction is the horizontal direction, the carbon black powder carried by the air flow can only be downwards diffused under the action of gravity, and the carbon black powder diffused upwards cannot move upwards for a long distance under the influence of the gravity; if the air flow direction is vertical downward, although the carbon black powder diffusion range can be maximized in this way, most of the sprayed carbon black powder is below the spreading head 12, air bubbles formed by the air flow and the carbon black powder are larger, and in the process of moving down the spreading head 12, the spreading head 12 punctures large bubbles, the large bubbles are decomposed into a plurality of small bubbles, the small bubbles can adhere to the outer wall of the spreading head 12 with the carbon black powder, and the dispersion work of the carbon black powder in the alumina sol is not facilitated.
As a further embodiment of the present invention, a narrow portion is disposed in the inner channel of the upper portion 121, the pipe diameter of the upper portion 121 gradually increases from the narrow portion to two ends, a plurality of first air passages 128 are formed in the narrow portion, and the air charging pipe 22 for supplying air to the first air passages 128 is disposed on the pipe 1.
Specifically, a second narrow portion is disposed in the internal channel of the lower portion 122, the pipe diameter of the lower portion 122 from the second narrow portion to two ends is gradually increased, a second air passage is formed in the second narrow portion, the second air passage is located obliquely above the second narrow portion, the air charging pipe 22 is connected with the air pump, the second air passage is communicated with one of the first air passages 128, a grid 129 is disposed at the bottom end of the lower portion 122, and the grid 129 is specifically formed by triangular prisms of a plurality of arrays.
Further, the air flow in the main pipe 11 carries soot powder into the upper part 121 through the connecting pipe 135, the pipe diameter of the upper part 121 is gradually reduced, the air flow speed is gradually increased, then the air flow enters the narrow part, the air flow supplied by the air pump is supplemented into the first air passage 128 from the air charging pipe 22, the air flow in the first air passage 128 is supplemented into the narrow part, the air flow rate of the narrow part is increased, the air flow speed is further increased, then the pipe diameter of the upper part 121 is gradually increased, the air flow flowing at high speed enters the wide pipeline and is sucked into the air from the rear, the air flow speed is further increased, then the air flow enters the lower part 122, the flow speed in the lower part 122 is further increased, then the air flow passes through the grille 129 and is sprayed out from the bottom end of the lower part 122, the side edges of the triangular prisms forming the grille 129 are opposite to the inner side of the lower part 122, the air flow can be divided, the penetrating force of the air flow is increased, and the side opposite to the outer side of the lower part 122 at the side edges at the same time, the bottom port of the lower part 122 is divided into a plurality of small holes, and the alumina sol is prevented from entering the lower part 122 in the process of moving the spreader head 12.
As a further embodiment of the present invention, the upper portion 121 is provided with a ring groove communicated with the inflation tube 22, the inside of the ring groove is provided with pushing pieces 127 distributed in a circumferential array, and the air flow ejected by the inflation tube 22 pushes the pushing pieces 127 to rotate the upper portion 121 relative to the connection tube 135.
Specifically, during the process of supplying air to the air pump to the air tube 22, the air flow ejected from the air tube 22 hits the push plate 127, the push plate 127 drives the upper portion 121 to rotate relative to the connecting tube 135, then the air flow enters the first air passage 128 to accelerate the air flow in the upper portion 121, then the air flow enters the second air passage to accelerate the air flow in the lower portion 122.
As a further embodiment of the present invention, the air tube 22 is provided with a sealing ring 124 for sealing the ring groove, and the sealing ring 124 is provided with a guiding plate 125 for guiding the air flow ejected from the air tube 22.
Specifically, a sealing plate 126 for sealing the first air passage 128 is disposed at the bottom of the guide plate 125, and a through hole through which the air flow passes is formed in the sealing ring 124.
Further, when the mixing operation is performed, a sufficient amount of alumina sol is injected into the mixing tank 2, the main pipe 11 is manually fixed, the push rod 13 is driven to move downwards, the push rod 13 drives the insertion pipe 131 to move downwards, the poking piece 132 on the insertion pipe 131 pokes the poking rod 113 to move downwards relative to the main pipe 11, the spring between the poking rod 113 and the main pipe 11 is compressed, the pull rope 114 between the poking rod 113 and the baffle 112 is loosened, the baffle 112 rotates under the action of gravity and the extrusion of carbon black powder above the baffle 112, so that a plurality of chambers divided by the baffle 112 are communicated, at the moment, a one-way valve can be driven in a through hole on the main pipe 11 to send the carbon black powder into the storage box 111 from the through hole on the main pipe 11.
Then the main pipe 11 is loosened and the push rod 13 is driven to move upwards, the sealing pipe 134 between the push rod 13 and the main pipe 11 is extended, the inner cavity of the main pipe 11 is enlarged, the one-way valve on the push rod 13 is opened, external air enters the inner cavity of the main pipe 11, and part of air carries part of carbon black powder into the inner channel of the main pipe 11 through the through holes on the storage box 111 and the main pipe 11 so as to prepare for material scattering.
Then the push rod 13 is driven to move downwards, the one-way valve at the top of the push rod 13 is closed, the bottom end of the push rod 13 is inserted into the main pipe 11, air in the main pipe 11 is compressed, downward air flow is formed in the main pipe 11, when the air flow flows through a notch at the bottom of the storage box 111, negative pressure is formed by the air flow with higher flow speed, external air is sucked through the storage box 111 and through holes in the main pipe 11, the external air flows through the storage box 111 to enter the internal channel of the main pipe 11, part of carbon black powder in the storage box 111 is carried by the air flow flowing through the storage box 111 to be combined with the air flow in the main pipe 11, the air flow carries the carbon black powder to enter the upper part 121 of the spreading head 12 through the connecting pipe 135, the pipe diameter of the upper part 121 is gradually reduced, the air flow speed is gradually increased, then the air flow enters the narrow part, the air flow supplied by the air pump is supplemented into the first air channel 128 from the air charging pipe 22, the air flow in the first air passage 128 is supplemented to the narrow part, the air flow rate of the narrow part is increased, the air flow rate is further increased, then the pipe diameter of the upper part 121 is gradually increased, the air flow flowing at high speed enters a wide pipeline and is sucked into the air from the rear, the air flow rate is further increased, then the air flow enters the lower part 122, the flow rate in the lower part 122 is further increased, then the air flow passes through the grille 129 and is sprayed out from the bottom end of the lower part 122, the side edges of the triangular prism forming the grille 129 are opposite to the inner side of the lower part 122, the air flow can be divided, the penetrating force of the air flow is increased, the side faces opposite to the outer side of the lower part 122, the bottom port of the lower part 122 is divided into a plurality of small holes, and the alumina sol is prevented from entering the lower part 122 in the moving process of the spreading head 12.
Simultaneously, the push rod 13 is compressed in the downward moving process, the sealing tube 134 between the push rod 13 and the main tube 11 is compressed, the push rod 13 pushes the main tube 11 to move downwards through the sealing tube 134, the lug on the mixing tank 2 moves along the guide groove on the outer wall of the main tube 11, the main tube 11 is pushed to rotate, the position and the direction of the carbon black powder sprayed by the spreading head 12 are changed, the dispersion degree of the carbon black powder in aluminum sol is further improved, the workload of later mixing is reduced, the stirring rod 113 on the insertion tube 131 moves downwards relative to the main tube 11, the spring between the stirring rod 113 and the main tube 11 is compressed, the pull rope 114 between the stirring rod 113 and the baffle 112 is loosened, the baffle 112 rotates under the action of gravity and the extrusion of the carbon black powder above the baffle 112, a plurality of chambers separated by the baffle 112 are communicated, the carbon black powder in the chambers above the chambers moves downwards under the action of gravity, the carbon black powder at the bottom of the supplementary storage box 111 is supplemented, in the downward moving process of the stirring rod 113, the stirring rod 113 drives the stirring rod 115 to move downwards through the elastic piece 119, the stirring rod 115 collides with the triangular blocks 116 on two opposite side walls of the cavity in sequence, the stirring rod 115 drives the stirring rod 116 through the three stirring rod blocks to move the stirring rod 116, the stirring rod 116 moves the carbon black powder in the vibration box 111 to move relative to the storage box 111, and simultaneously, the vibration of the vibration rod 111 can be prevented from moving the carbon black powder in the storage box 111 to move relative to the storage box 111 through the vibration rod 111, and the vibration rod 13 is prevented from moving the vibration rod 111 to move the carbon black powder in the vibration box 111.
While the air tube 22 conveys the air flow, the air flow passes through the through hole on the seal ring 124 and is guided by the guide plate 125 to obliquely impact on the push plate 127, the push plate 127 drives the upper part 121 to rotate, the upper part 121 drives the lower part 122 to rotate, the scattering direction of the scattering head 12 is changed, and the dispersion degree of carbon black powder in the alumina sol is improved.
In the process that the push rod 13 moves downwards along the insertion tube 131, the tenon block 117 gradually approaches the inclined part of the guide groove 133 of the insertion tube 131, when the insertion tube 131 is about to move to the lowest point, the tenon block 117 is opposite to the inclined part of the guide groove 133 on the insertion tube 131, the spring pushes the tenon block 117 to be inserted into the inclined part of the guide groove 133, then the push rod 13 moves downwards, the tenon block 117 moves along the inclined part of the guide groove 133, the insertion tube 131 is pushed to rotate relative to the push rod 13, the poking piece 132 on the insertion tube 131 rotates relative to the push rod 13, the poking piece 132 can be staggered with the poking rod 113 in the next reciprocating movement process, the situation that the knocking block 115 frequently knocks the material storage box 111 to compact carbon black powder in the material storage box 111 is avoided, when the tenon block 117 moves to the end point of the inclined part, the tenon block 117 is opposite to the vertical part of the guide groove 133, then the push rod 13 drives the insertion tube 131 to move upwards, then the inclined surface at the bottom of the tenon block 117 abuts against the end of the vertical part, the insertion tube 131 pushes the tenon block 117 to leave the guide groove 133, the tenon block 117 abuts against the outer wall of the insertion tube 131, the poking piece 132 can move over the plurality of guide pieces 113 after the push rod 13 and the poking pieces 132 move along the guide grooves 132 again.
Then the push rod 13 is driven to move upwards, the sealing tube 134 between the push rod 13 and the main tube 11 is stretched, the inner cavity of the main tube 11 is enlarged, the one-way valve on the push rod 13 is opened, external air enters the inner cavity of the main tube 11, part of air simultaneously enters the inner channel of the main tube 11 through the material storage box 111 and the through holes on the main tube 11, so that the next material scattering work is carried out, the push rod 13 continues to move upwards, the push rod 13 drives the main tube 11 to move upwards through the sealing tube 134, the main tube 11 is pushed by the convex block on the mixing tank 2, the convex block on the upper moving process rotates, the aluminum sol and the carbon black powder in the mixing tank 2 are stirred, the dispersion degree of the carbon black powder in the aluminum sol is improved, and as the convex block on the outer wall of the main tube 11 moves along the groove similar to the groove on the outer wall of the reciprocating screw rod, the main tube 11 is pushed to always rotate along one direction, the main tube 11 is always moved along one direction through the connecting tube 135 and the material scattering head 12, the aluminum sol with smaller density in the main tube 11 is converged at the center of the top, the main tube 11 is then converged, the aluminum sol is driven to rotate the liquid surface 135, and the two aluminum sol can be mixed with the aluminum sol in the middle of the cutting line 2 is broken, and the carbon black powder can be mixed with the cutting line is released.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the invention, which is defined by the appended claims.
Claims (10)
1. The utility model provides a high sulfur resistant denitration catalyst preparation facilities, its characterized in that includes blending tank (2), activity is provided with on blending tank (2) and spills material pipe (1), spill material pipe (1) include:
the main pipe (11) is symmetrically provided with scattering heads (12) at the bottom, storage boxes (111) distributed in a circumferential array are arranged in the main pipe (11), and a notch communicated with an internal channel of the main pipe (11) is formed in the bottom of the storage boxes (111);
A push rod (13) rotatably mounted on the main pipe (11) and extending into a channel inside the main pipe, a sealing pipe (134) being provided between the push rod (13) and the main pipe (11), wherein:
the push rod (13) is inserted into the main pipe (11) to enable the internal channel of the main pipe (11) to form air flow, the air flow carries carbon black powder passing through a notch at the bottom of the storage box (111) to be sprayed out by the material scattering head (12), and the sealing pipe (134) pushes the main pipe (11) to be circularly moved downwards;
The storage box (111) is positioned in the inner wall of the main pipe (11), a through hole which is opposite to the storage box (111) and communicated with the outside is formed in the main pipe (11), a one-way valve which only allows air to enter is arranged in the through hole, the sealing pipe (134) is rotatably arranged on the main pipe (11), the sealing pipe (134) is a self-elastic telescopic pipe, the top of the push rod (13) is provided with a one-way valve which allows air to enter the main pipe (11), a guide groove similar to a groove on the outer wall of the reciprocating screw rod is formed in the outer wall of the main pipe (11), a lug which is matched with the guide groove on the outer wall of the main pipe (11) is arranged on the mixing tank (2), and an exhaust pipe (21) connected with an exhaust pump is arranged at the top of the mixing tank (2);
when the mixing operation is carried out, firstly, a sufficient amount of alumina sol is injected into the mixing tank (2), carbon black powder is conveyed into the storage box (111) from the through hole on the main pipe (11), at the moment, the push rod (13) is driven to move downwards, the one-way valve at the top of the push rod (13) is closed, the bottom end of the push rod (13) is inserted into the main pipe (11), the air inside the main pipe (11) is compressed, downward airflow is formed in the main pipe (11), when the airflow flows through the notch at the bottom of the storage box (111), the airflow with higher flow speed can form negative pressure, external air is sucked through the through holes on the storage box (111) and the main pipe (11), the external air flows through the storage box (111) to reach the inner channel of the main pipe (11), part of carbon black powder in the storage box (111) is carried by the airflow in the main pipe (11), the airflow carrying the powder is scattered at the bottom of the main pipe (11) to the alumina sol, the airflow with higher flow speed can move along the carbon black powder in the alumina sol, the dispersion degree in the alumina sol is improved, the carbon black powder is scattered in the alumina sol is moved along the sealing groove (13) and the outer wall (13) of the main pipe (11) is moved along the main pipe (11) and the sealing projection (13) is moved along the sealing projection (13) and the outer wall (134) is moved down the main pipe (13) is moved along the main pipe (13), the main pipe (11) is pushed to rotate, the position and the direction of the spraying head (12) for spraying the carbon black powder are changed, the dispersion degree of the carbon black powder in the aluminum sol is further improved, and the workload of post-mixing is reduced; then the push rod (13) is driven to move upwards, a sealing tube (134) between the push rod (13) and the main tube (11) is extended, the inner cavity of the main tube (11) is enlarged, a one-way valve on the push rod (13) is opened, external air enters the inner cavity of the main tube (11), part of air carries part of carbon black powder into an inner channel of the main tube (11) through a through hole on the storage box (111) and the main tube (11) at the same time, so that the next material scattering work is prepared, the push rod (13) continues to move upwards, the push rod (13) drives the main tube (11) to move upwards through the sealing tube (134), the main tube (11) is pushed by a bump on the mixing tank (2), and rotates in the upward moving process to stir the aluminum sol and the carbon black powder in the mixing tank (2), and the dispersion degree of the carbon black powder in the aluminum sol is improved.
2. The preparation device of the high sulfur-resistant denitration catalyst according to claim 1, wherein a baffle plate (112) which is distributed in a linear array and is used for separating carbon black powder is rotatably arranged inside the storage box (111), and the push rod (13) is inserted into the main pipe (11) so as to intermittently rotate a plurality of baffle plates (112).
3. The preparation device of the high sulfur-resistant denitration catalyst according to claim 2, wherein a plurality of deflector rods (113) are slidably arranged on the main pipe (11), pull ropes (114) are arranged between the deflector rods (113) and the baffle plates (112), insertion pipes (131) are rotatably arranged on the push rods (13), and a deflector piece (132) for poking the deflector rods (113) is arranged on the insertion pipes (131).
4. The preparation device of the high sulfur-resistant denitration catalyst according to claim 3, wherein the storage box (111) is of a thin-wall structure, a knocking block (115) is arranged on the deflector rod (113), and the deflector rod (113) moves to enable the knocking block (115) to knock the storage box (111).
5. The preparation device of the high sulfur-resistant denitration catalyst according to claim 4, wherein a tenon block (117) for stirring the insertion pipe (131) is movably arranged on the sealing pipe (134), and the insertion pipe (131) is pushed by the tenon block (117) to rotate by a preset angle relative to the insertion pipe (13) in the process that the insertion pipe (131) is driven by the push rod (13) to reciprocate.
6. The preparation device of the high sulfur-resistant denitration catalyst according to claim 1, wherein connecting pipes (135) are symmetrically arranged on the main pipe (11), two scattering heads (12) are respectively rotatably arranged on the connecting pipes (135), and a cutting line (23) for cutting bubbles is arranged between the two connecting pipes (135).
7. The high sulfur-resistant denitration catalyst preparation device according to claim 6, wherein the scattering head (12) comprises an upper portion (121), a lower portion (122), and a connecting portion (123) for connecting the two, the lower portion (122) being deflected by a predetermined angle with respect to the upper portion (121).
8. The preparation device of the high sulfur-resistant denitration catalyst according to claim 7, wherein a narrow part is arranged in an inner channel of the upper part (121), the pipe diameter of the upper part (121) gradually increases from the narrow part to two ends, a plurality of first air channels (128) are formed in the narrow part, and an air charging pipe (22) for supplying air to the first air channels (128) is arranged on the material scattering pipe (1).
9. The preparation device of the high sulfur-resistant denitration catalyst according to claim 8, wherein the upper portion (121) is provided with annular grooves communicated with the air charging pipe (22), pushing pieces (127) distributed in a circumferential array are arranged in the annular grooves, and air flow sprayed out of the air charging pipe (22) pushes the pushing pieces (127) to enable the upper portion (121) to rotate relative to the connecting pipe (135).
10. The preparation device of the high sulfur-resistant denitration catalyst according to claim 9, wherein a sealing ring (124) for sealing the ring groove is arranged on the gas charging tube (22), and a guide plate (125) for guiding the gas charging tube (22) to jet out air flow is arranged on the sealing ring (124).
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007083111A (en) * | 2005-09-20 | 2007-04-05 | Chugai Ro Co Ltd | Powder production apparatus |
| CN114522599A (en) * | 2022-01-21 | 2022-05-24 | 无锡工艺职业技术学院 | Industrial ceramic production raw material mixing device |
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| DE19652860C2 (en) * | 1996-12-18 | 2002-03-21 | Oce Printing Systems Gmbh | Device for conveying toner material from a storage container |
| JP5597148B2 (en) * | 2010-03-18 | 2014-10-01 | 日本碍子株式会社 | Honeycomb filter manufacturing equipment |
| JP2013237007A (en) * | 2012-05-15 | 2013-11-28 | Kowa:Kk | Water processing device |
| CN218252012U (en) * | 2022-10-14 | 2023-01-10 | 山东宜居新材料科技有限公司 | Air-jet cleaning device for powder in container |
| CN116617952B (en) * | 2023-07-03 | 2024-01-05 | 江苏东宝农化股份有限公司 | 26% bifenthrin suspending agent reaction kettle and use method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007083111A (en) * | 2005-09-20 | 2007-04-05 | Chugai Ro Co Ltd | Powder production apparatus |
| CN114522599A (en) * | 2022-01-21 | 2022-05-24 | 无锡工艺职业技术学院 | Industrial ceramic production raw material mixing device |
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