CN114748923B - Catalyst separation device for benzene partial hydrogenation reaction in cyclohexanone production process - Google Patents
Catalyst separation device for benzene partial hydrogenation reaction in cyclohexanone production process Download PDFInfo
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- CN114748923B CN114748923B CN202210517142.XA CN202210517142A CN114748923B CN 114748923 B CN114748923 B CN 114748923B CN 202210517142 A CN202210517142 A CN 202210517142A CN 114748923 B CN114748923 B CN 114748923B
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- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 title claims abstract description 104
- 239000003054 catalyst Substances 0.000 title claims abstract description 61
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 title claims abstract description 60
- 238000005984 hydrogenation reaction Methods 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 30
- 238000000926 separation method Methods 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- 238000002347 injection Methods 0.000 claims abstract description 34
- 239000007924 injection Substances 0.000 claims abstract description 34
- 238000009423 ventilation Methods 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims description 105
- 238000012216 screening Methods 0.000 claims description 20
- 238000007599 discharging Methods 0.000 claims description 14
- 238000001914 filtration Methods 0.000 claims description 8
- 239000002245 particle Substances 0.000 abstract description 11
- 230000000903 blocking effect Effects 0.000 abstract description 2
- 239000007809 chemical reaction catalyst Substances 0.000 abstract description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 15
- 238000010586 diagram Methods 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 231100000572 poisoning Toxicity 0.000 description 2
- 230000000607 poisoning effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001555 benzenes Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
- B01D33/11—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for outward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/18—Drum screens
- B07B1/22—Revolving drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/79—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/14—The ring being saturated
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The invention discloses a device for separating a catalyst in a benzene partial hydrogenation reaction in a cyclohexanone production process, belonging to the technical field of separation of the catalyst in the benzene partial hydrogenation reaction. A benzene partial hydrogenation catalyst separation device in a cyclohexanone production process, which comprises a first mounting box and further comprises: the second mounting box is fixedly connected in the first mounting box; according to the invention, hot air is respectively sent into the first air injection box, the second air injection box and the third air injection box through the ventilation assembly, high-pressure air is sprayed out of the three groups of air injection boxes and respectively blown to the upper holes of the filter cylinder, the first screen cylinder and the second screen cylinder, which are positioned at the uppermost part in real time, so that the air flow enters the cylinder from outside to blow off the catalyst blocked on the holes, thereby avoiding blocking the screen holes and the filter holes by catalyst particles and accelerating the volatilization of water vapor in the first screen cylinder and the second screen cylinder through the blown hot air, further enabling the catalyst to be quickly dried, avoiding a large amount of heat energy from being wasted when the hydrogenation reaction catalyst of the benzene part is separated, and improving the utilization rate of energy.
Description
Technical Field
The invention relates to the technical field of separation of a catalyst for a benzene partial hydrogenation reaction, in particular to a catalyst separation device for the benzene partial hydrogenation reaction in the cyclohexanone production process.
Background
The benzene partial hydrogenation catalyst particles are separated by a separation device when needed.
In the prior art, heat generated by the benzene partial hydrogenation catalyst in the cyclohexanone production process during solid-liquid separation is not dissipated in the air, so that heat energy is wasted, and plug holes are easy to be blocked during screening of catalyst particles, so that a benzene partial hydrogenation catalyst separation device in the cyclohexanone production process needs to be designed.
Disclosure of Invention
The invention aims to solve the problems that heat energy cannot be utilized and a plug hole is easy to be blocked in the prior art, and provides a catalyst separation device for benzene partial hydrogenation reaction in a cyclohexanone production process.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a benzene partial hydrogenation catalyst separation device in a cyclohexanone production process, which comprises a first mounting box and further comprises: the second mounting box is fixedly connected in the first mounting box, and a first mounting cavity and a second mounting cavity are formed in the second mounting box; the water filtering part is arranged at the top of the second installation box and comprises a third installation box fixedly connected in the first installation box, the bottom of the third installation box is fixedly connected with a water receiving tank communicated with the third installation box, a filter cartridge is rotationally connected in the third installation box, a first auger is fixedly connected in the filter cartridge, the filter cartridge extends to the outside of the first installation box and is rotationally connected with a feeding pipe, the filter cartridge extends to the inside of the first installation box and is rotationally connected with an installation disc, the bottom of the installation disc is fixedly connected with a discharge pipe, and a first air injection box is fixedly connected on the inner wall of the top of the third installation box; a first screen assembly and a second screen assembly disposed within the second mounting cavity; the first screening component comprises a first installation cylinder fixedly connected to the top of the second installation cavity, a first screen cylinder is rotationally connected to the first installation cylinder, a second auger is fixedly connected to the first screen cylinder, a first feeding hole is formed in the first screen cylinder, the discharge pipe extends into the first screen cylinder through the first feeding hole, a first pipeline is fixedly connected to the bottom of the first installation cylinder, and a second air injection box is fixedly connected to the top of the first installation cylinder; the second screening component comprises a second installation cylinder fixedly connected to the bottom of the first installation cylinder, a second screening cylinder is rotationally connected to the second installation cylinder, a third auger is fixedly connected to the second screening cylinder, a second feeding hole is formed in the second screening cylinder, the first pipeline extends into the second screening cylinder through the second feeding hole, a second pipeline is fixedly connected to the bottom of the second installation cylinder, and a third air injection box is fixedly connected to the top of the second installation cylinder; the receiving component is arranged in the second mounting cavity; the radiating pipe is fixedly connected in the first mounting cavity; a water delivery portion disposed within the first mounting case; the gearbox is fixedly connected to the outer wall of the second installation box, and fan blades are fixedly connected in the first installation cavity extending to the gearbox; the first installation cavity is communicated with the first air injection box, the second air injection box and the third air injection box through the ventilation assembly; a first driving part and a second driving part arranged on the first mounting box.
In order to facilitate better discharging, preferably, the first mounting cylinder and the second mounting cylinder are both obliquely arranged in the second mounting cavity.
For the temporary storage material of being convenient for, preferably, connect the material subassembly to be in including fixed connection first row of workbin and second row of workbin and fixed connection in the first installation intracavity install the box in the second installation intracavity, first row of workbin with first screen drum rotates to link to each other, second row of workbin with second screen drum rotates to link to each other, sliding connection has a material receiving box on the install box, install the box and be linked together with second installation drum through the second pipeline.
In order to facilitate discharging, preferably, a first pull door is arranged at a discharge port of the first discharging box, and a second pull door is arranged at a discharge port of the second discharging box.
In order to facilitate the filtration of the gas, preferably, a filter box is fixedly connected to the first mounting box, and the filter box is communicated with the top of the mounting box through a third pipeline.
In order to be convenient for transport liquid, preferably, the water delivery part is including rotating the second installation axle of connecting on the first installation case inner wall, fixedly connected with bent axle on the second installation axle, rotate on the bent axle and be connected with the crank, fixedly connected with piston cylinder on the inner wall of first installation case, sliding connection has the piston board in the piston cylinder, the crank with the piston board rotates to link to each other, the output of piston cylinder pass through the second water pipe with the cooling tube links to each other, the input of piston cylinder pass through first water pipe with connect the water tank to link to each other.
In order to facilitate the rotation of the filter cartridge and the fan blades, preferably, the second driving part comprises a second motor fixedly connected to the outer wall of the first installation box, a first installation shaft is rotationally connected to the first installation box and is synchronously connected with the output shaft of the second motor through a first gear set, the input shaft of the gearbox is synchronously connected with the first installation shaft and the second installation shaft through a second gear set, and the first installation shaft is synchronously connected with the filter cartridge through a second sprocket set.
In order to facilitate the rotation of the two screen cylinders, preferably, the first driving part comprises a first motor fixedly connected to the top of the installation box, and the first screen cylinder and the second screen cylinder are synchronously connected with the first motor through a first sprocket set.
In order to facilitate the hot air in the first installation cavity to be respectively sent into the first air injection box, the second air injection box and the third air injection box, preferably, the ventilation assembly comprises a gas collecting cover fixedly connected to the side wall of the first installation cavity and ventilation pipes connected with the gas collecting cover, and the ventilation pipes are respectively provided with three ventilation pipes which are respectively communicated with air inlets of the first air injection box, the second air injection box and the third air injection box.
For facilitating drainage, the bottom wall of the water receiving tank is preferably triangular in cross section.
Compared with the prior art, the invention provides a catalyst separation device for benzene partial hydrogenation reaction in the cyclohexanone production process, which has the following beneficial effects:
1. this benzene partial hydrogenation catalyst separation device in cyclohexanone production process sends into first fumarole, second fumarole and third fumarole respectively with hot-blast through the subassembly of ventilating, and three groups fumaroles blowout high-pressure gas blows to the cartridge filter, first screen cylinder and second screen cylinder are located the top in real time and go up the hole, make the air current get into in the section of thick bamboo from outer, blow off the catalyst that blocks up on the hole to avoid catalyst granule to block up sieve mesh and filtration pore.
2. According to the catalyst separation device for the benzene partial hydrogenation reaction in the cyclohexanone production process, volatilization of water vapor in the first screen drum and the second screen drum is accelerated through blown hot air, so that the catalyst is quickly dried, a large amount of heat energy is prevented from being wasted when the benzene partial hydrogenation reaction catalyst is separated, and the energy utilization rate is improved.
3. According to the catalyst separation device for the benzene partial hydrogenation reaction in the cyclohexanone production process, the gas is adsorbed and filtered through the activated carbon in the filter box, and harmful substances in the gas are removed, so that the poisoning of workers is avoided, and the safety is improved.
Drawings
FIG. 1 is a schematic diagram of a catalyst separator for benzene partial hydrogenation in cyclohexanone production;
FIG. 2 is a schematic diagram showing a partial structure of a catalyst separator for benzene partial hydrogenation in cyclohexanone production;
FIG. 3 is a schematic diagram showing a partial structure of a catalyst separator for benzene partial hydrogenation in cyclohexanone production;
FIG. 4 is a schematic diagram III of a partial structure of a catalyst separation device for a benzene partial hydrogenation reaction in a cyclohexanone production process according to the present invention;
FIG. 5 is a schematic diagram showing a partial structure of a catalyst separator for benzene partial hydrogenation in cyclohexanone production;
FIG. 6 is a schematic diagram of the structure of the catalyst separator for the hydrogenation reaction of benzene portion in FIG. 3 in the cyclohexanone production process according to the present invention;
fig. 7 is a schematic diagram of the structure of the catalyst separation device for the hydrogenation reaction of the benzene portion in fig. 5 in the cyclohexanone production process according to the present invention.
In the figure: 100. a first mounting box; 101. a second mounting box; 102. a first mounting cavity; 103. a second mounting cavity; 200. a third mounting box; 201. a water receiving tank; 202. a filter cartridge; 203. a first auger; 204. a feed pipe; 205. a mounting plate; 2051. a discharge pipe; 206. a first air jet box; 207. a gas collecting hood; 2071. a vent pipe; 300. a first mounting cylinder; 301. a first screen drum; 302. a second auger; 303. a first feed hole; 304. a first pipe; 305. a first discharge box; 3051. a first sliding door; 306. a second air jet box; 400. a second mounting cylinder; 401. a second screen drum; 402. a third auger; 403. a second feed hole; 404. a second pipe; 405. a second discharge box; 4051. a second sliding door; 406. a third air jet box; 500. a mounting box; 501. a receiving box; 502. a filter box; 503. a third conduit; 600. a first motor; 601. a first sprocket set; 602. a second motor; 603. a first gear set; 604. a second sprocket set; 605. a second gear set; 700. a first mounting shaft; 701. a second mounting shaft; 702. a crankshaft; 703. a crank; 704. a piston plate; 705. a piston cylinder; 706. a first water pipe; 707. a second water pipe; 708. a heat radiating pipe; 800. a gearbox; 801. and (3) a fan blade.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Examples: referring to fig. 1 to 7, a catalyst separation apparatus for benzene partial hydrogenation reaction in cyclohexanone production process includes a first installation box 100, further including: the second mounting box 101 is fixedly connected in the first mounting box 100, and a first mounting cavity 102 and a second mounting cavity 103 are formed in the second mounting box 101; the water filtering part is arranged at the top of the second mounting box 101 and comprises a third mounting box 200 fixedly connected in the first mounting box 100, a water receiving tank 201 communicated with the third mounting box 200 is fixedly connected at the bottom of the third mounting box 200, a filter cartridge 202 is rotatably connected in the third mounting box 200, a first auger 203 is fixedly connected in the filter cartridge 202, a feeding pipe 204 is rotatably connected outside the first mounting box 100, the filter cartridge 202 is rotatably connected with a mounting disc 205 when extending to the first mounting box 100, a discharge pipe 2051 is fixedly connected at the bottom of the mounting disc 205, and a first air injection box 206 is fixedly connected on the inner wall of the top of the third mounting box 200; a first screen assembly and a second screen assembly disposed within second mounting cavity 103; the first screening assembly comprises a first installation cylinder 300 fixedly connected to the top of the second installation cavity 103, a first screen cylinder 301 is rotatably connected to the first installation cylinder 300, a second auger 302 is fixedly connected to the first screen cylinder 301, a first feeding hole 303 is formed in the first screen cylinder 301, a discharge pipe 2051 extends into the first screen cylinder 301 through the first feeding hole 303, a first pipeline 304 is fixedly connected to the bottom of the first installation cylinder 300, and a second air injection box 306 is fixedly connected to the top of the first installation cylinder 300; the second screening assembly comprises a second installation cylinder 400 fixedly connected to the bottom of the first installation cylinder 300, a second screen cylinder 401 is rotationally connected to the second installation cylinder 400, a third auger 402 is fixedly connected to the second screen cylinder 401, a second feeding hole 403 is formed in the second screen cylinder 401, a first pipeline 304 extends into the second screen cylinder 401 through the second feeding hole 403, a second pipeline 404 is fixedly connected to the bottom of the second installation cylinder 400, and a third air injection box 406 is fixedly connected to the top of the second installation cylinder 400; a receiving assembly disposed within the second mounting cavity 103; a radiating pipe 708 fixedly connected in the first installation cavity 102; a water delivery part provided in the first mounting case 100; the gearbox 800 is fixedly connected to the outer wall of the second mounting box 101, and the fan blades 801 are fixedly connected in the gearbox 800 extending to the first mounting cavity 102; the first mounting cavity 102 communicates with the first gas box 206, the second gas box 306, and the third gas box 406 through a vent assembly; a first driving part and a second driving part provided on the first mounting box 100.
Connecting a feed pipe 204 with a discharge end of the reaction kettle, enabling raw liquid in the reaction kettle to enter the feed pipe 204, enabling the raw liquid to enter a filter cylinder 202 through the feed pipe 204, enabling the raw liquid to flow in the filter cylinder 202, enabling the liquid to fall into a water receiving tank 201 through a filter hole on the filter cylinder 202, enabling the filter cylinder 202 to rotate through a second driving part, enabling the filter cylinder 202 to drive a first auger 203 to rotate, enabling the rotating first auger 203 to transfer filtered catalyst particles, enabling the filtered catalyst particles to enter a discharge pipe 2051 through a mounting plate 205, enabling the filtered catalyst particles to enter a first screen cylinder 301 through the discharge pipe 2051, enabling the first screen cylinder 301 and the second screen cylinder 401 to rotate through the first driving part, enabling the catalyst particles to be screened for the first time in the first screen cylinder 301, enabling finer catalyst particles to be discharged into the second screen cylinder 401 through a first pipeline 304, screening finer catalyst particles, enabling the catalyst particles to be stored in three material receiving parts respectively, while the filter cartridge 202 rotates, the second driving part makes the water delivery part work and makes the input shaft of the gearbox 800 rotate, the water delivery part sends the high-temperature liquid in the water receiving tank 201 into the radiating pipe 708 for radiating, the output shaft of the gearbox 800 makes the fan blade 801 rotate at high speed, thereby sucking the external normal-temperature air to form hot air, and the hot air is respectively sent into the first air injection tank 206, the second air injection tank 306 and the third air injection tank 406 through the ventilation assembly, the three groups of air injection tanks spray high-pressure air, respectively blow to the upper holes of the filter cartridge 202, the first screen cylinder 301 and the second screen cylinder 401, which are positioned at the uppermost in real time, so that the air flow enters the cylinders from the outside, the catalyst blocked on the holes is blown off, thereby avoiding the blocking of the sieve holes and the filter holes by the catalyst particles, and the volatilization of the inside of the first screen cylinder 301 and the second screen cylinder 401 can be accelerated by the blown hot air, thereby the catalyst can be quickly dried, the method can avoid waste of a large amount of heat energy during separation of the benzene partial hydrogenation catalyst, and improve the utilization rate of the energy, and can be used for improving the filtering effect by arranging a layer of filter cloth inside the filter cartridge 202.
Referring to fig. 4, by disposing both the first mounting cylinder 300 and the second mounting cylinder 400 obliquely in the second mounting chamber 103, it is convenient to discharge the catalyst in the mounting cylinder out of the mounting cylinder.
Referring to fig. 2, 3, 4, 5 and 7, the receiving assembly includes a first discharging box 305 and a second discharging box 405 fixedly connected in the second installation cavity 103, and an installation box 500 fixedly connected in the second installation cavity 103, the first discharging box 305 is rotationally connected with the first screen drum 301, the second discharging box 405 is rotationally connected with the second screen drum 401, the installation box 500 is slidingly connected with the receiving box 501, the installation box 500 is communicated with the second installation drum 400 through a second pipeline 404, a filter box 502 is fixedly connected with the first installation box 100, the filter box 502 is communicated with the top of the installation box 500 through a third pipeline 503, a first pull door 3051 is arranged at a discharge opening of the first discharging box 305, and a second pull door 4051 is arranged at a discharge opening of the second discharging box 405.
The first screen drum 301 drives the second auger 302 to rotate, so that the catalyst in the first screen drum 301 is transported, the catalyst throttled by the first screen drum 301 falls into the first discharge box 305, the second screen drum 401 drives the third auger 402 to rotate, so that the catalyst in the second screen drum 401 is transported, the catalyst trapped by the second screen drum 401 falls into the second discharge box 405, the catalyst in the second installation box 400 falls into the receiving box 501 in the installation box 500 through the second pipeline 404, and under the condition that the discharge openings of the first discharge box 305 and the second discharge box 405 are sealed, the airflow of the gas with the catalyst is introduced into the filter box 502 through the third pipeline 503 at the top of the installation box 500, and the gas is adsorbed and filtered by the activated carbon in the filter box 502, so that the harmful substances in the gas are removed, the poisoning of workers is avoided, and the safety is improved.
Referring to fig. 3, 5 and 6, the water delivery part includes a second installation shaft 701 rotatably connected to an inner wall of the first installation case 100, a crankshaft 702 is fixedly connected to the second installation shaft 701, a crank 703 is rotatably connected to the crankshaft 702, a piston cylinder 705 is fixedly connected to an inner wall of the first installation case 100, a piston plate 704 is slidably connected to the piston cylinder 705, the crank 703 is rotatably connected to the piston plate 704, an output end of the piston cylinder 705 is connected to a radiating pipe 708 through a second water pipe 707, an input end of the piston cylinder 705 is connected to the water receiving tank 201 through a first water pipe 706, the second driving part includes a second motor 602 fixedly connected to an outer wall of the first installation case 100, a first installation shaft 700 is rotatably connected to the first installation case 100, the first installation shaft 700 is synchronously connected to an output shaft of the second motor 602 through a first gear set 603, an input shaft of the gearbox 800 is synchronously connected to the first installation shaft 700 and the second installation shaft through a second gear set 605, the first installation shaft 700 is synchronously connected to the filter cylinder 202 through a second gear set 604, the first driving part includes a first motor 600 and a first motor 600 is fixedly connected to the first screen 600 and the first screen 600 through a first gear set 600.
The first motor 600 is started, the first motor 600 rotates the first screen drum 301 and the second screen drum 401 through the first chain wheel set 601, so that catalyst is conveniently screened, the second motor 602 rotates the first installation shaft 700 through the first chain wheel set 603, the first installation shaft 700 rotates the filter drum 202 through the second chain wheel set 604, solid-liquid separation is carried out on raw liquid, meanwhile, the first installation shaft 700 rotates the second installation shaft 701 through the second chain wheel set 605 and the input shaft of the gearbox 800, torque is amplified by the gearbox 800, the fan blades 801 rotate at a high speed, airflow is generated to blow the radiating pipes 708, the airflow absorbs heat emitted by the radiating pipes 708 to form hot air, drying of the catalyst is facilitated, heat energy utilization is improved, meanwhile, the second installation shaft 701 rotates the crankshaft 702, the piston plate 704 rotates reciprocally in the piston drum through the crank 703, positive pressure and negative pressure are generated in the piston drum 705, the output end and the input end of the piston drum 705 are respectively provided with one-way valves, the negative pressure sucks liquid into the piston drum 705, the liquid in the piston drum 705, the positive pressure sends the liquid in the piston drum 705 into the pipes 708, the radiating pipes 708, and finally the radiating pipes 708 radiate the liquid out of the radiating pipes 708.
Referring to fig. 3, the ventilation assembly includes a gas collecting hood 207 fixedly connected to a side wall of the first installation cavity 102 and ventilation pipes 2071 connected to the gas collecting hood 207, wherein three ventilation pipes 2071 are respectively provided, and the three ventilation pipes 2071 are respectively communicated with gas inlets of the first gas injection tank 206, the second gas injection tank 306 and the third gas injection tank 406.
Air in the first installation cavity 102 is gathered through the air gathering cover 207, so that air flows respectively enter the three groups of air injection boxes through the thinner vent pipes 2071, insufficient air flow entering the air injection boxes is avoided, and the condition that a catalyst blocked in a filtering hole and a plug hole cannot be blown off is avoided.
Referring to fig. 4, the bottom wall of the water receiving tank 201 has a triangular cross section, and further, the bottom of the water receiving tank 201 has an arc shape, thereby facilitating the liquid to flow together and thus facilitating the complete discharge of the liquid from the water receiving tank 201.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (9)
1. A benzene partial hydrogenation catalyst separation device in a cyclohexanone production process, comprising a first mounting box (100), characterized in that it further comprises:
the second mounting box (101) is fixedly connected in the first mounting box (100), and a first mounting cavity (102) and a second mounting cavity (103) are formed in the second mounting box (101);
the water filtering part is arranged at the top of the second mounting box (101), the water filtering part comprises a third mounting box (200) fixedly connected in the first mounting box (100), a water receiving tank (201) communicated with the third mounting box (200) is fixedly connected to the bottom of the third mounting box (200), a filter cartridge (202) is rotationally connected to the third mounting box (200), a first auger (203) is fixedly connected to the inside of the filter cartridge (202), a feed pipe (204) is rotationally connected to the outside of the filter cartridge (202) extending to the first mounting box (100), a mounting disc (205) is rotationally connected to the filter cartridge (202) extending to the first mounting box (100), a discharge pipe (2051) is fixedly connected to the bottom of the mounting disc (205), and a first air injection box (206) is fixedly connected to the inner wall of the top of the third mounting box (200);
a first screen assembly and a second screen assembly disposed within the second mounting cavity (103);
the first screening component comprises a first installation cylinder (300) fixedly connected to the top of the second installation cavity (103), a first screening cylinder (301) is rotationally connected to the first installation cylinder (300), a second auger (302) is fixedly connected to the first screening cylinder (301), a first feeding hole (303) is formed in the first screening cylinder (301), a discharge pipe (2051) extends into the first screening cylinder (301) through the first feeding hole (303), a first pipeline (304) is fixedly connected to the bottom of the first installation cylinder (300), and a second air injection box (306) is fixedly connected to the top of the first installation cylinder (300);
the second screening component comprises a second installation cylinder (400) fixedly connected to the bottom of the first installation cylinder (300), a second screening cylinder (401) is rotationally connected to the second installation cylinder (400), a third auger (402) is fixedly connected to the second screening cylinder (401), a second feeding hole (403) is formed in the second screening cylinder (401), a first pipeline (304) extends into the second screening cylinder (401) through the second feeding hole (403), a second pipeline (404) is fixedly connected to the bottom of the second installation cylinder (400), and a third air injection box (406) is fixedly connected to the top of the second installation cylinder (400);
the receiving component is arranged in the second mounting cavity (103);
a radiating pipe (708) fixedly connected in the first mounting cavity (102);
a water delivery unit provided in the first mounting box (100);
the gearbox (800) is fixedly connected to the outer wall of the second mounting box (101), and the fan blades (801) are fixedly connected in the gearbox (800) extending to the first mounting cavity (102);
the first mounting cavity (102) is communicated with the first air jet box (206), the second air jet box (306) and the third air jet box (406) through ventilation components;
a first driving part and a second driving part arranged on the first mounting box (100);
the water delivery part comprises a second installation shaft (701) which is rotationally connected to the inner wall of the first installation box (100), a crankshaft (702) is fixedly connected to the second installation shaft (701), a crank (703) is rotationally connected to the crankshaft (702), a piston cylinder (705) is fixedly connected to the inner wall of the first installation box (100), a piston plate (704) is slidably connected to the piston cylinder (705), the crank (703) is rotationally connected to the piston plate (704), the output end of the piston cylinder (705) is connected to the radiating pipe (708) through a second water pipe (707), and the input end of the piston cylinder (705) is connected to the water receiving tank (201) through a first water pipe (706).
2. The catalyst separation device for benzene partial hydrogenation reaction in cyclohexanone production according to claim 1, wherein the first installation cylinder (300) and the second installation cylinder (400) are both arranged in the second installation cavity (103) in an inclined manner.
3. The device for separating the benzene partial hydrogenation catalyst in the cyclohexanone production process according to claim 1, wherein the receiving assembly comprises a first discharging box (305) and a second discharging box (405) which are fixedly connected in the first installation cavity (102) and an installation box (500) which is fixedly connected in the second installation cavity (103), the first discharging box (305) is rotationally connected with the first screen cylinder (301), the second discharging box (405) is rotationally connected with the second screen cylinder (401), the installation box (500) is slidingly connected with the receiving box (501), and the installation box (500) is communicated with the second installation cylinder (400) through a second pipeline (404).
4. A benzene partial hydrogenation catalyst separation device in a cyclohexanone production process according to claim 3, wherein a first pull door (3051) is arranged at a discharge port of the first discharge box (305), and a second pull door (4051) is arranged at a discharge port of the second discharge box (405).
5. A benzene partial hydrogenation catalyst separation device in a cyclohexanone production process according to claim 3, wherein a filter box (502) is fixedly connected to the first mounting box (100), and the filter box (502) is communicated with the top of the mounting box (500) through a third pipeline (503).
6. The device for separating the catalyst in the hydrogenation reaction of the benzene portion in the cyclohexanone production process according to claim 1, wherein the second driving part comprises a second motor (602) fixedly connected to the outer wall of the first mounting box (100), a first mounting shaft (700) is rotatably connected to the first mounting box (100), the first mounting shaft (700) is synchronously connected with the output shaft of the second motor (602) through a first gear set (603), the input shaft of the gearbox (800) is synchronously connected with the first mounting shaft (700) and the second mounting shaft (701) through a second gear set (605), and the first mounting shaft (700) is synchronously connected with the filter cartridge (202) through a second chain wheel set (604).
7. The catalyst separation device for benzene partial hydrogenation reaction in cyclohexanone production according to claim 5, wherein the first driving part comprises a first motor (600) fixedly connected to the top of the mounting box (500), and the first screen drum (301) and the second screen drum (401) are synchronously connected with the first motor (600) through a first sprocket group (601).
8. The catalyst separation device for benzene partial hydrogenation reaction in cyclohexanone production according to claim 1, wherein the ventilation assembly comprises a gas gathering cover (207) fixedly connected to the side wall of the first installation cavity (102) and ventilation pipes (2071) connected with the gas gathering cover (207), the ventilation pipes (2071) are respectively provided with three ventilation pipes (2071) which are respectively communicated with the air inlets of the first air injection box (206), the second air injection box (306) and the third air injection box (406).
9. The catalyst separation device for benzene partial hydrogenation reaction in cyclohexanone production according to claim 1, wherein the cross section of the bottom wall of the water receiving tank (201) is triangular.
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