CN116236810B - Paranitrophenol sodium crystallization device with grinding function - Google Patents
Paranitrophenol sodium crystallization device with grinding function Download PDFInfo
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- CN116236810B CN116236810B CN202310514390.3A CN202310514390A CN116236810B CN 116236810 B CN116236810 B CN 116236810B CN 202310514390 A CN202310514390 A CN 202310514390A CN 116236810 B CN116236810 B CN 116236810B
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- crystallization
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- shell
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- 238000002425 crystallisation Methods 0.000 title claims abstract description 124
- 230000008025 crystallization Effects 0.000 title claims abstract description 122
- 238000000227 grinding Methods 0.000 title claims abstract description 62
- BTJIUGUIPKRLHP-UHFFFAOYSA-N 4-nitrophenol Chemical compound OC1=CC=C([N+]([O-])=O)C=C1 BTJIUGUIPKRLHP-UHFFFAOYSA-N 0.000 title claims abstract description 10
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 title claims abstract description 10
- 229910052708 sodium Inorganic materials 0.000 title claims abstract description 10
- 239000011734 sodium Substances 0.000 title claims abstract description 10
- 239000013078 crystal Substances 0.000 claims abstract description 65
- 230000008878 coupling Effects 0.000 claims abstract description 23
- 238000010168 coupling process Methods 0.000 claims abstract description 23
- 238000005859 coupling reaction Methods 0.000 claims abstract description 23
- CURNJKLCYZZBNJ-UHFFFAOYSA-M sodium;4-nitrophenolate Chemical compound [Na+].[O-]C1=CC=C([N+]([O-])=O)C=C1 CURNJKLCYZZBNJ-UHFFFAOYSA-M 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 238000009833 condensation Methods 0.000 claims abstract description 10
- 230000005494 condensation Effects 0.000 claims abstract description 10
- 238000012216 screening Methods 0.000 claims description 34
- 230000000903 blocking effect Effects 0.000 claims description 26
- 238000001125 extrusion Methods 0.000 claims description 18
- 238000003825 pressing Methods 0.000 claims description 17
- 238000002955 isolation Methods 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 13
- 230000007246 mechanism Effects 0.000 claims description 7
- 239000005992 Sodium p-nitrophenolate Substances 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 6
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 6
- 241001330002 Bambuseae Species 0.000 abstract description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 6
- 239000011425 bamboo Substances 0.000 abstract description 6
- 230000005611 electricity Effects 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 description 13
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 10
- 238000001816 cooling Methods 0.000 description 4
- 244000309464 bull Species 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000007873 sieving Methods 0.000 description 3
- PLIKAWJENQZMHA-UHFFFAOYSA-N 4-aminophenol Chemical compound NC1=CC=C(O)C=C1 PLIKAWJENQZMHA-UHFFFAOYSA-N 0.000 description 2
- OORLTLMFPORJLV-UHFFFAOYSA-N 4-nitrophenol;sodium Chemical compound [Na].OC1=CC=C([N+]([O-])=O)C=C1 OORLTLMFPORJLV-UHFFFAOYSA-N 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- SCFXRRMXMMHURF-UHFFFAOYSA-N 2-nitrophenol;sodium Chemical compound [Na].OC1=CC=CC=C1[N+]([O-])=O SCFXRRMXMMHURF-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- LCCNCVORNKJIRZ-UHFFFAOYSA-N parathion Chemical compound CCOP(=S)(OCC)OC1=CC=C([N+]([O-])=O)C=C1 LCCNCVORNKJIRZ-UHFFFAOYSA-N 0.000 description 1
- RLBIQVVOMOPOHC-UHFFFAOYSA-N parathion-methyl Chemical compound COP(=S)(OC)OC1=CC=C([N+]([O-])=O)C=C1 RLBIQVVOMOPOHC-UHFFFAOYSA-N 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/02—Crystallisation from solutions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/14—Stamping mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C7/00—Crushing or disintegrating by disc mills
- B02C7/02—Crushing or disintegrating by disc mills with coaxial discs
- B02C7/06—Crushing or disintegrating by disc mills with coaxial discs with horizontal axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C7/00—Crushing or disintegrating by disc mills
- B02C7/11—Details
- B02C7/16—Driving mechanisms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/16—Separation; Purification; Stabilisation; Use of additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D2009/0086—Processes or apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
- B02C2023/165—Screen denying egress of oversize material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Abstract
The invention relates to the technical field of sodium paranitrophenolate production devices, in particular to a sodium paranitrophenolate crystallization device with a grinding function. The utility model provides a paranitrophenol sodium crystallization device with grind function, including the landing leg, the landing leg is provided with control terminal, the landing leg rigid coupling has the crystallization casing, the crystallization casing is provided with the inlet, the liquid outlet, the crystallization cavity, keep apart cavity and grind the cavity, the crystallization casing is provided with the condensation subassembly that is used for reducing its internal temperature, the condensation subassembly is connected with control terminal electricity, the crystallization casing rigid coupling has the electric putter who is connected with control terminal electricity, electric putter's flexible end rigid coupling has pressure sensor, the pressure sensor rigid coupling has the fixed plate, the fixed plate rigid coupling has the pull rod, the pull rod rigid coupling has an annular net section of thick bamboo with crystallization cavity sliding connection. According to the invention, the solution is continuously added into the crystallization cavity, and the electric push rod is periodically started, so that the annular net barrel moves out crystals in the solution, and the solution is continuously crystallized.
Description
Technical Field
The invention relates to the technical field of sodium paranitrophenolate production devices, in particular to a sodium paranitrophenolate crystallization device with a grinding function.
Background
The p-nitrophenol sodium is an important fine chemical intermediate, is used as a raw material for preparing pesticides parathion and methyl parathion, can prepare p-aminophenol through acidification and reduction, is an important intermediate of developer, medicine and dye, and needs to be separated out from a solution by a crystallizer through a cooling crystallization mode after the production of the p-nitrophenol sodium is completed.
When the crystallization is carried out in the existing crystallizer, a certain amount of paranitrophenol sodium solution is required to be put into the crystallizer in advance, after the crystallization is finished, the crystal is taken out from the crystallizer, and the steps are repeated, so that the continuous production of the crystal cannot be realized in the mode, the working efficiency of the crystallizer is low, the crystal particle sizes generated by cooling and crystallizing are different and cannot be directly applied, the particle sizes of the crystal are required to be reduced by a grinder, and the production flow of paranitrophenol sodium is prolonged.
Disclosure of Invention
In order to solve the technical problems, the invention provides a device for continuously producing sodium paranitrophenolate crystallization with a grinding function.
The technical scheme is as follows: the utility model provides a paranitrophenol sodium crystallization device with grinding function, which comprises a supporting leg, the landing leg is provided with control terminal, the landing leg rigid coupling has the crystallization casing, the crystallization casing is provided with the inlet, the liquid outlet, the crystallization cavity, keep apart cavity and grinding cavity, the crystallization casing is provided with the condensation subassembly that is used for reducing its internal temperature, the condensation subassembly is connected with control terminal electricity, the crystallization casing rigid coupling has the electric putter who is connected with control terminal electricity, electric putter's flexible end rigid coupling has pressure sensor, pressure sensor rigid coupling has the fixed plate, the fixed plate rigid coupling has the pull rod with crystallization casing sliding connection, the pull rod rigid coupling has an annular net section of thick bamboo with crystallization cavity sliding fit, the crystallization casing is provided with the grinding mechanism who is used for reducing paranitrophenol sodium particle diameter, add solution through lasting in the crystallization cavity, and regularly start electric putter, the pull rod drives annular net section of thick bamboo upward movement, crystal gets into the grinding cavity in the annular net section of thick bamboo.
Preferably, the annular net drum is provided with an inclined surface, and the crystallization shell is internally provided with an inclined surface positioned at the upper side of the isolation cavity for discharging crystals at the upper side surface of the annular net drum.
Preferably, the grinding mechanism comprises a servo motor, the servo motor is fixedly connected to the crystallization shell through a motor seat, an output shaft of the servo motor is fixedly connected with a rotating shaft which is rotationally connected with the crystallization shell, the rotating shaft is fixedly connected with a rotating disc which is positioned in the crystallization shell, the rotating disc is provided with a guide groove, a guide rod is fixedly connected in the crystallization shell, the guide rod is slidably connected with a T-shaped rod matched with the guide groove, and the T-shaped rod is provided with a pressing component for pressing sodium p-nitrophenolate.
Preferably, the pressing component comprises a first sleeve, the first sleeve is fixedly connected with a T-shaped rod, the first sleeve is slidably connected with a first sliding rod, a first spring is fixedly connected between the first sliding rod and the first sleeve, the first sliding rod is fixedly connected with an extrusion block positioned in the grinding cavity, the crystallization shell is fixedly connected with L-shaped rods which are symmetrically distributed and positioned in the isolation cavity, the L-shaped rods are rotationally connected with a first lantern ring rotationally connected with the crystallization shell, a screening net positioned in the grinding cavity is fixedly connected between the symmetrically distributed first lantern rings, a guide ring for guiding sodium paranitrophenolate is fixedly connected in the grinding cavity, a driving component is arranged on the first sliding rod and used for rotating the first sliding rod, and the T-shaped rod is provided with a protection component for protecting the screening net.
Preferably, the lower side of the extrusion block is provided with arc-shaped grooves which are distributed at equal intervals in the circumferential direction and are used for extruding sodium paranitrophenolate.
Preferably, the driving assembly comprises a hemispherical block fixedly connected to the first sliding rod, and the first sleeve is provided with an inclined sliding groove matched with the hemispherical block.
Preferably, the protection component comprises a connecting plate, the connecting plate is fixedly connected with a T-shaped rod, the connecting plate is fixedly connected with a second sliding rod which is in sliding connection with the crystallization shell, the second sliding rod is in sliding connection with a second sleeve which is positioned in the isolation cavity, the second sleeve is fixedly connected with a first plugging plate, a second spring is fixedly connected between the first plugging plate and the second sliding rod, the first plugging plate is fixedly connected with a first rack, the first lantern ring is rotationally connected with a second lantern ring, the second lantern ring which is close to the first plugging plate is fixedly connected with a first gear which is meshed with the first rack, a protection shell which is matched with the screening net is fixedly connected between the second lantern rings in symmetrical distribution, and the connecting plate is provided with a shaking component which is used for assisting the screening net discharging.
Preferably, the shake subassembly is including the third slide bar, third slide bar rigid coupling in the connecting plate, third slide bar and crystallization casing sliding connection, third slide bar sliding connection has the third sleeve, third sleeve rigid coupling has the second shutoff board, the rigid coupling has the third spring between the third slide bar, the second shutoff board rigid coupling has the second rack, keep away from the L shape pole rotation of first gear and be connected with the bull stick, the bull stick rigid coupling has the second gear with second rack meshing, the bull stick is provided with the vibrations subassembly that is used for the swing first lantern ring.
Preferably, the vibration assembly comprises a fixing rod fixedly connected to the rotating rod, a circular ring sleeved outside the first lantern ring is fixedly connected to the fixing rod, limiting columns distributed at equal intervals in the circumferential direction are fixedly connected to the circular ring, a torsion spring is connected between the L-shaped rod and the first lantern ring, a wedge-shaped block matched with the limiting columns is slidably connected to the first lantern ring, and a fourth spring is fixedly connected between the wedge-shaped block and the first lantern ring.
Preferably, the plugging device further comprises a plugging assembly arranged in the crystallization shell, the plugging assembly is used for plugging the grinding cavity, the plugging assembly comprises a guide plate fixedly connected in the crystallization shell, the guide plate is slidably connected with a limiting rod, the limiting rod is fixedly connected with a plugging disc matched with the grinding cavity, the plugging disc is slidably connected with the T-shaped rod and the first sleeve, a fifth spring is fixedly connected between the plugging disc and the guide plate, and a limiting block matched with the plugging disc is fixedly connected with the pull rod.
The beneficial effects are that: according to the crystallization device, the solution is continuously added into the crystallization cavity, the electric push rod is periodically started, the annular net barrel moves out crystals in the solution, so that the solution is continuously crystallized, the crystal is crushed, the particle size of the crystals is reduced, the uniformity of the particle size of the discharged crystals is ensured, the subsequent grinding process is omitted, the lower side of the screening net is always supported by the protective shell during crystal grinding, deformation of the screening net is avoided, the screening net is continuously vibrated through collision of the plurality of limiting posts and the wedge-shaped blocks, the phenomenon that the crystals are accumulated in the screening net and cannot fall is avoided, the grinding frequency is improved according to crystals with different quality, and the production efficiency of the crystallization device is improved.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the polishing mechanism of the present invention.
FIG. 3 is a schematic perspective view of the crystallization shell and the annular net drum.
Fig. 4 is a schematic perspective view of a pressing member of the present invention.
Fig. 5 is a schematic perspective view of a driving assembly according to the present invention.
Fig. 6 is a schematic perspective view of the first collar and screen mesh of the present invention.
Fig. 7 is a schematic perspective view of a protective assembly according to the present invention.
Fig. 8 is a schematic perspective view of a jitter assembly of the present invention.
Fig. 9 is a schematic perspective view of a vibration assembly according to the present invention.
Fig. 10 is a schematic perspective view of the spacing post and wedge block of the present invention.
Fig. 11 is a schematic perspective view of a closure assembly according to the present invention.
Reference numerals illustrate: 1-leg, 2-crystallization shell, 201-liquid inlet, 202-liquid outlet, 203-crystallization cavity, 204-isolation cavity, 205-grinding cavity, 3-electric push rod, 4-pressure sensor, 5-fixed plate, 6-pull rod, 7-ring wire cylinder, 801-servo motor, 802-spindle, 803-turntable, 804-guide slot, 805-guide rod, 806-T-shaped rod, 807-first sleeve, 8071-chute, 808-first slide rod, 8081-hemispherical block, 809-first spring, 810-squeeze block, 811-L-shaped rod, 812-first collar, 813-screen mesh, 901-connecting plate, 902-second slide rod, 903-second sleeve, 904-first seal plate, 905-second spring, 906-first rack, 907-second collar, 908-first gear, 1103-guard shell, 1001-third slide rod, 1002-third spring, 1003-second seal plate, 1007-second rack, 1006-second gear, 1008-third slide rod, 1008-fixed plate, 813-second rack, 1005-third slide rod, 1005-third spring, 1005-second rack, 1005-guard, 1005-second rack, 1008-ring, 1008-fixed plate, 1013-dog, 1101-wedge-shaped spring, 1101-guard, and/or the like, 1102-guard, and the like.
Detailed Description
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1: 1-3, including landing leg 1, landing leg 1 is provided with control terminal (not shown in the figure), landing leg 1 rigid coupling has crystallization shell 2, the left side of crystallization shell 2 is provided with inlet 201, the downside of crystallization shell 2 is provided with liquid outlet 202, be provided with crystallization cavity 203 in the crystallization shell 2, keep apart cavity 204 and grinding cavity 205, inlet 201 communicates with crystallization cavity 203, grinding cavity 205 communicates with liquid outlet 202, grinding cavity 205 communicates with crystallization cavity 203, crystallization shell 2 is provided with the fluid outlet (not shown in the figure) that communicates with crystallization cavity 203, the fluid outlet of crystallization shell 2 is used for discharging the solution in the crystallization cavity 203, crystallization shell 2 is provided with the condensation subassembly (not shown in the figure) that is used for reducing its internal temperature, the cooling crystallization needs low temperature environment, the condensation component is electrically connected with the control terminal, the upper surface of the crystallization shell 2 is fixedly connected with an electric push rod 3 electrically connected with the control terminal, the telescopic end of the electric push rod 3 is fixedly connected with a pressure sensor 4, the upper surface of the pressure sensor 4 is fixedly connected with a fixed plate 5, the lower surface of the fixed plate 5 is fixedly connected with a pull rod 6 which is in sliding connection with the crystallization shell 2, the pull rod 6 is fixedly connected with an annular net barrel 7 which is in sliding fit with the crystallization cavity 203, the annular net barrel 7 is provided with an inclined surface, the diameter of the inner side surface of the annular net barrel 7 is gradually reduced from top to bottom, the inside of the crystallization shell 2 is provided with an inclined surface positioned at the upper side of the isolation cavity 204, the outer side of the inclined surface of the crystallization shell 2 is lower than the inner side of the inclined surface, the crystallization shell 2 is provided with a grinding mechanism for reducing the particle size of the paranitrophenol sodium, the solution is continuously crystallized by continuously adding the solution into the crystallization cavity 203 and periodically activating the electric push rod 3 so that the annular net drum 7 removes crystals in the solution.
As shown in fig. 2-4, the grinding mechanism comprises a servo motor 801, the servo motor 801 is fixedly connected to the outer side wall of a crystallization shell 2 through a motor seat, an output shaft of the servo motor 801 is fixedly connected with a rotating shaft 802 rotationally connected with the crystallization shell 2, the rotating shaft 802 is fixedly connected with a rotating disc 803 positioned in the crystallization shell 2, the rotating disc 803 is vertically arranged, the rotating disc 803 is provided with a guide groove 804, the guide groove 804 is plum blossom-shaped, a guide rod 805 is fixedly connected to the rear side in the crystallization shell 2, the guide rod 805 is slidably connected with a T-shaped rod 806, two ends of the upper portion of the T-shaped rod 806 are slidably connected with the guide grooves 804 on two sides respectively, and the T-shaped rod 806 is provided with a pressing component for pressing sodium p-nitrophenolate.
As shown in fig. 4-6, the pressing component comprises a first sleeve 807, the first sleeve 807 is fixedly connected to the lower end of the T-shaped rod 806, the first sleeve 807 is slidably connected with a first slide rod 808, a first spring 809 is fixedly connected between the first slide rod 808 and the first sleeve 807, the first spring 809 is positioned in the first sleeve 807, the lower end of the first slide rod 808 is fixedly connected with a pressing block 810 positioned in the grinding cavity 205, the pressing block 810 is not contacted with the crystallization shell 2, the lower side of the pressing block 810 is provided with arc grooves distributed at equal intervals in the circumferential direction, after the lower side of the pressing block 810 is contacted with crystals, the pressing block 810 rotates, a rotating shearing force is applied to the crystals, the structure of the crystals is broken, the grinding effect is increased, the crystallization shell 2 is fixedly connected with L-shaped rods 811 which are symmetrically distributed and positioned in the isolation cavity 204, a first collar 812 is rotationally connected between the first collar 812 and the crystallization shell 2, a screening mesh 813 positioned in the grinding cavity 205 is fixedly connected, the screening mesh 813 is hemispherical, the screening mesh 813 is fixedly connected with a through hole, the grinding cavity 205 is fixedly connected with a guide ring 808 for guiding the sodium nitrophenol, the first collar 813 is positioned between the guide ring 808 and the first slide rod 808 is used for driving the protection of the slide rod.
As shown in fig. 5, the driving assembly includes a hemispherical block 8081, the hemispherical block 8081 is fixedly connected to the upper portion of the first sliding rod 808, an inclined sliding groove 8071 matched with the hemispherical block 8081 is provided on the inner side surface of the first sleeve 807, the first sliding rod 808 drives the hemispherical block 8081 to move, the hemispherical block 8081 rotates along the inclined sliding groove 8071, and the hemispherical block 8081 drives the first sliding rod 808 to rotate.
As shown in fig. 4 and 7, the protection component comprises a connecting plate 901, the connecting plate 901 is fixedly connected to a T-shaped rod 806, a second slide rod 902 in sliding connection with the crystallization shell 2 is fixedly connected to the right side of the lower side of the connecting plate 901, the lower end of the second slide rod 902 is located on the right side in the isolation cavity 204, a second sleeve 903 in the isolation cavity 204 is slidingly connected to the lower part of the second slide rod 902, a first blocking plate 904 is fixedly connected to the lower side of the second sleeve 903, a second spring 905 is fixedly connected between the first blocking plate 904 and the second slide rod 902, the second spring 905 is located in the second sleeve 903, a first rack 906 is fixedly connected to the rear side of the lower side of the first blocking plate 904, a second collar 907 is rotatably connected to the outer side of the first collar 812, the length of the second collar 907 is larger than the length of the second collar 907 on the left side, a first gear 908 meshed with the first rack 906 is fixedly connected to the second collar 907 on the right side, a protection shell 909 matched with a screening net 813 is fixedly connected between the second collars 907, the first racks 908 are fixedly connected to the second collars, the second collars are rotatably connected to the second collars 907, and the second protection shells are fixedly connected between the second protection shells 813 are matched with the screening net, the first racks, the second racks are rotatably drive the second racks 907 through the first racks 908, and the second racks are fixedly connected to the second springs, and the second springs are used for driving the protection shells to the protection shell body, and the protection shell body is arranged.
As shown in fig. 4 and 8, the shaking component includes a third sliding rod 1001, the third sliding rod 1001 is fixedly connected to the left side of the lower side of the connecting plate 901, the third sliding rod 1001 is slidably connected with the crystallization shell 2, the lower end of the third sliding rod 1001 is located at the left side in the isolation cavity 204, the lower part of the third sliding rod 1001 is slidably connected with a third sleeve 1002, the lower side of the third sleeve 1002 is fixedly connected with a second blocking plate 1004, a third spring 1003 is fixedly connected between the third sliding rod 1001 and the second blocking plate 1004, the third spring 1003 is located in the third sleeve 1002, the rear part of the lower side of the second blocking plate 1004 is fixedly connected with a second rack 1005, the left side of the left L-shaped rod 811 is rotatably connected with a rotating rod 1006, the central axis of the rotating rod 1006 is lower than the central axis of the first collar 812, the left side of the outer side of the rotating rod 1006 is fixedly connected with a second gear 1007 meshed with the second rack 1005, and the rotating rod 1006 is provided with a shaking component for swinging the first collar 812.
As shown in fig. 8-10, the vibration assembly comprises a fixing rod 1008, the fixing rod 1008 is fixedly connected to the front side of the right part of the rotating rod 1006, the fixing rod 1008 is L-shaped, a circular ring 1009 sleeved on the outer side of the first collar 812 is fixedly connected to the fixing rod 1008, the diameter of the circular ring 1009 is larger than that of the first collar 812, the first collar 812 is located on the upper portion of the central axis of the circular ring 1009, limit posts 1010 distributed at equal intervals in the circumferential direction are fixedly connected to the inner annular surface of the circular ring 1009, torsion springs 1011 are connected between the L-shaped rod 811 and the left side surface of the first collar 812, a groove is formed in the upper portion of the first collar 812, a wedge block 1012 matched with the limit posts 1010 is slidingly connected in the groove of the first collar 812, a fourth spring 1013 is fixedly connected between the wedge block 1012 and the first collar 812, and the fourth spring 1013 is located in the groove of the first collar 812.
When the crystallization device is needed to be used, an operator firstly adds a sodium paranitrophenolate solution into the crystallization shell 2 through the liquid inlet 201, the following description refers to the "sodium paranitrophenolate solution", the solution enters the crystallization cavity 203, the height of the solution is not higher than that of the liquid inlet 201, then the operator starts the condensation component through the control terminal, the condensation component cools the solution in the crystallization cavity 203, the temperature of the solution is reduced, sodium paranitrophenolate in the solution is separated out and forms crystal particles gradually, after a period of time, a certain amount of crystals are stored in the crystallization cavity 203, the control terminal starts the electric push rod 3, the electric push rod 3 drives the pull rod 6 to move upwards through the pressure sensor 4 and the fixing plate 5, the pull rod 6 drives the annular net barrel 7 to move upwards, the annular net barrel 7 drives the crystals in the crystallization cavity 203 to move upwards, the annular net barrel 7 does not drive the solution in the crystallization cavity 203 to move upwards, and the diameter of the upper part of the inner side surface of the annular net drum 7 is larger than the diameter of the lower part, crystals are accumulated on one side of the inclined surface of the annular net drum 7 close to the grinding cavity 205, so that the subsequent discharge is facilitated, when the inner side surface of the annular net drum 7 is aligned with the inclined surface of the crystallization shell 2 (positioned on the upper side of the isolation cavity 204), the control terminal stops the electric push rod 3, the crystals do not move upwards any more, enter the grinding cavity 205 through the inclined surface of the crystallization shell 2, after the crystals on the upper side surface of the annular net drum 7 are completely discharged, the control terminal starts the electric push rod 3, the annular net drum 7 moves downwards, after the annular net drum 7 is reset, the control terminal stops the electric push rod 3, and an operator continuously adds solution into the crystallization cavity 203 and periodically starts the electric push rod 3, so that the crystals in the crystallization cavity 203 are discharged by the annular net drum 7, the production of subsequent crystals is facilitated, so that the solution is continuously crystallized, the amount of the solution continuously added into the crystallization cavity 203 by an operator is equal to the discharge amount of the crystals, and the amount of the solution in the crystallization cavity 203 is ensured to be in an equilibrium state.
Since the crystal grain size produced by cooling crystallization varies, the crystal grain size needs to be reduced before subsequent use, and the specific operations are as follows: before the crystal enters the grinding cavity 205, the control terminal starts the servo motor 801, the output shaft of the servo motor 801 drives the rotating shaft 802 to rotate, the rotating shaft 802 drives the rotary table 803 to rotate, as shown in fig. 4, the T-shaped rod 806 starts to move downwards under the limit of the guide groove 804 and gradually approaches to the outer ring surface of the rotary table 803, in the process that the T-shaped rod 806 moves downwards, the T-shaped rod 806 drives the first sleeve 807 to move downwards, the first sleeve 807 drives the first slide rod 808 to move downwards through the first spring 809, the first slide rod 808 drives the extrusion block 810 to move downwards, in the process that the T-shaped rod 806 moves downwards, the T-shaped rod 806 drives the connecting plate 901 to move downwards, the connecting plate 901 drives the first blocking plate 904 to move downwards through the second slide rod 902 and the second spring 905, the first blocking plate 904 drives the first rack 906 to move downwards, the first rack 906 drives the first gear 908 to rotate, and the first gear 908 drives the protective housing 909 to rotate through the second collar 907 on the right side, and the protective housing 909 gradually rotates to the lower side of the screening net 813.
In the process of downward movement of the T-shaped rod 806, the T-shaped rod 806 drives the third sliding rod 1001 to move downwards through the connecting plate 901, the third sliding rod 1001 drives the second plugging plate 1004 to move downwards through the third spring 1003, the second plugging plate 1004 drives the second rack 1005 to move downwards, the second rack 1005 drives the second gear 1007 to rotate, the second gear 1007 drives the fixing rod 1008 to rotate anticlockwise (left view direction) through the rotating rod 1006, the fixing rod 1008 drives the circular ring 1009 to rotate anticlockwise (left view direction), the circular ring 1009 drives the limit post 1010 to rotate anticlockwise (left view direction), when the limit post 1010 on the upper side is in contact with the wedge 1012, the limit post 1010 presses the inclined surface of the wedge 1012, the wedge 1012 starts to move downwards after being pressed, the fourth spring 1013 is compressed, when the limit post 1010 is not pressed against the wedge 1012 any more, the fourth spring 1013 resets to drive the wedge 1012 to move upwards, with the rotation of the ring 1009, the wedge 1012 repeats the above steps, when the second blocking plate 1004 contacts the second gear 1007, the second blocking plate 1004 cannot move downward, the third spring 1003 is compressed, at this time, the first blocking plate 904 contacts the first gear 908, the first blocking plate 904 moves downward no longer, the protective housing 909 rotates to the lower side of the screen 813 and intercepts the lower side thereof, the second slide bar 902 moves downward, the second spring 905 is compressed, at this time, crystals are added into the grinding cavity 205, enter the upper part of the grinding cavity 205 and enter the screen 813 by the guiding action of the guide ring, when the second spring 905 is compressed a distance, the pressing block 810 contacts the crystals in the screen 813, the pressing block 810 moves downward no longer, with the continued downward movement of the first sleeve 807, the first spring 809 is compressed, the extrusion piece 810 extrudes the crystal, pulverizes the crystal, reduces the particle diameter of crystal, because the protection casing 909 supports the downside of screening wire 813, avoid extrusion piece 810 to extrude screening wire 813 downwards and make it take place deformation, in the in-process that first sleeve 807 moved downwards for first slide bar 808, hemisphere piece 8081 begins along its rotation under the direction effect of oblique spout 8071, hemisphere piece 8081 drives first slide bar 808 anticlockwise rotation, extrusion piece 810 extrudes the crystal through the arc recess on it, extrusion piece 810 is in the in-process of extruding the crystal downwards, exert rotatory shearing force, destroy the structure of crystal, increase the grinding effect.
When the hemispherical block 8081 is located on the upper side of the inclined chute 8071, the T-shaped rod 806 does not move downwards any more, along with the rotation of the turntable 803, the T-shaped rod 806 starts to move upwards for a small distance, in the process that the T-shaped rod 806 moves upwards for a small distance, the T-shaped rod 806 drives the first sleeve 807 to move upwards, the first spring 809 resets, the hemispherical block 8081 drives the extrusion block 810 to rotate clockwise through the first sliding rod 808, crystals in the screening net 813 are crushed again, when the hemispherical block 8081 is located on the lower side of the inclined chute 8071, the first spring 809 resets to finish, then the first sleeve 807 drives the first sliding rod 808 and the extrusion block 810 to move away from the crystals through the first spring 809, when the extrusion block 810 does not extrude crystals any more, the T-shaped rod 806 does not move upwards any more, in the process that the T-shaped rod 806 moves upwards for a small distance, the second sliding rod 902 is driven by the connecting plate 901 to move upwards, the second spring 905 resets, the connecting plate drives the third spring 1001 to move upwards, the third spring 1003 resets, when the T-shaped rod 806 does not move downwards, the second spring 1003 moves downwards, the second spring 905 is still in a compressed state, and the third spring 1003 is still located on the lower side of the screening net, and is still in a protective state.
Along with the rotation of the turntable 803, the T-shaped rod 806 starts to reciprocate up and down by a small extent along the guide groove 804, so that the extrusion block 810 rolls the crystals, and in the process, the protective shell 909 always supports the underside of the screening mesh 813, so as to avoid deformation of the screening mesh 813.
When the turntable 803 is about to rotate for one turn, the turntable 803 rotates to enable the T-shaped rod 806 to move upwards for a longer distance, in the process of moving upwards the T-shaped rod 806, the T-shaped rod 806 drives the connecting plate 901 to move upwards, the connecting plate 901 drives the second sliding rod 902 to move upwards, when the second spring 905 is reset, the third spring 1003 is reset, the second sliding rod 902 drives the first blocking plate 904 to move upwards through the second spring 905, the first gear 908 rotates reversely, the protective shell 909 rotates reversely and gradually rotates to the upper side of the screening mesh 813, the protective shell 909 does not intercept crystals in the screening mesh 813 any more, crystals with small particle sizes on the screening mesh 813 fall through the through holes of the screening mesh 813, the crystals with particle sizes are discharged, the uniformity of the particle sizes of the discharged crystals is guaranteed, the crystals are discharged through the liquid outlet 202, the discharged crystals are collected by an operator in the process of moving upwards the connecting plate 901, the connecting plate 901 drives the second plugging plate 1004 to move upwards through the third sliding rod 1001 and the third spring 1003, the circular ring 1009 reversely rotates, the circular ring 1009 drives the limit post 1010 to rotate clockwise (left view direction), when the limit post 1010 at the upper side contacts with the left side of the wedge block 1012 (left view direction), the limit post 1010 extrudes the wedge block 1012, the wedge block 1012 starts to rotate clockwise (left view direction) after extrusion, the wedge block 1012 drives the sieving net 813 to rotate through the first collar 812, the torsion spring 1011 holds force, during the process that the limit post 1010 drives the wedge block 1012 to rotate clockwise (left view direction), the limit post 1010 is gradually far away from the wedge block 1012 due to the fact that the rotation center of the limit post 1010 is lower than the rotation center of the wedge block 1012, after the limit post 1010 is separated from the wedge block 1012, the torsion spring 1011 resets, the torsion spring 1011 drives the sieving net 813 to rotate reversely through the first collar 812, because the torsion spring 1011 resets rapidly, the screening net 813 resets rapidly and swings, the crystals in the screening net 813 are dithered, so that the crystals conforming to the particle size in the screening net 813 fall, and the crystals collide with the wedge block 1012 through the plurality of limit posts 1010, so that the screening net 813 continuously shakes, and the crystals are prevented from accumulating in the screening net 813 and failing to fall.
When the T-bar 806 is not moved upward any more, the above steps are repeated, the turntable 803 is rotated continuously, the T-bar 806 is moved downward a long distance continuously, and when the upper side of the screen mesh 813 is not shielded by the protective housing 909 every time crystals are added into the grinding cavity 205, that is, when the extrusion block 810 is moved back and forth by a small extent, the amount of crystals added into the grinding cavity 205 is not equal, so that the grinding frequency of the extrusion block 810 needs to be adjusted, which is as follows: every time the electric putter 3 upwards moves, the quality of annular net section of thick bamboo 7 upside crystal is detected to pressure sensor 4, when the volume of annular net section of thick bamboo 7 upside crystal increases, the pressure value that pressure sensor 4 detected increases, pressure sensor 4 sends signal to control terminal, control terminal improves servo motor 801 output shaft's rotational speed, thereby improve the grinding frequency of extrusion piece 810, thereby grind more crystals, in sum, improve grinding frequency according to the crystal of different qualities, improve the production efficiency of this crystallization device, after the crystallization of paranitrophenol sodium is accomplished, operating personnel resets this crystallization device, and discharge the solution in the crystallization cavity 203 through the leakage fluid dram.
Example 2: on the basis of embodiment 1, as shown in fig. 11, the plugging assembly is further included, the plugging assembly is disposed on the crystallization shell 2, the plugging assembly is used for plugging the grinding cavity 205, the plugging assembly includes a guide plate 1101, the guide plate 1101 is fixedly connected to the crystallization shell 2, the guide plate 1101 is slidably connected with a pull rod 6, a limit rod 1102 is fixedly connected to the left side of the guide plate 1101, a plugging disc 1103 matched with the grinding cavity 205 is fixedly connected to the limit rod 1102, an inclined plane matched with the inclined plane of the crystallization shell 2 is disposed on the lower side of the plugging disc 1103, the middle portion of the plugging disc 1103 is slidably connected with the T-shaped rod 806 and the first sleeve 807, a fifth spring 1104 is fixedly connected between the plugging disc 1103 and the guide plate 1101, the fifth spring 1104 applies downward extrusion force to the plugging disc 1103, the plugging disc 1103 extrudes the inclined plane of the crystallization shell 2, low-temperature gas in the crystallization shell 2 is prevented from entering the grinding cavity 205, and a limiting block 1105 matched with the plugging disc 1103 is fixedly connected to the lower portion of the pull rod 6.
In order to avoid the overturning of the protective shell 909, the gas in the crystallization shell 2 is discharged through the through holes of the sieving net 813, so that the upper part of the grinding cavity 205 needs to be blocked, which is specifically performed as follows: when crystal is not required to be added into the grinding cavity 205, the fifth spring 1104 presses the blocking disc 1103, so that the blocking disc 1103 blocks the upper part of the grinding cavity 205, when crystal is required to be added into the grinding cavity 205, the control terminal starts the electric push rod 3, the blocking disc 1103 is located on the moving path of the limiting block 1105, the pull rod 6 drives the limiting block 1105 to move upwards, when the limiting block 1105 contacts with the blocking disc 1103 upwards, the limiting block 1105 drives the blocking disc 1103 to move upwards, the fifth spring 1104 is compressed, the blocking disc 1103 is gradually far away from the inclined surface of the crystallization shell 2, when the annular net barrel 7 is aligned with the inclined surface of the crystallization shell 2, the crystal enters the grinding cavity 205, when the crystal enters the grinding cavity 205, the protective shell 909 intercepts the lower side of the screening net, the protective shell 813 blocks the lower end of the grinding cavity 205, the low-temperature gas in the crystallization shell 2 is not discharged in a large amount through the grinding cavity 205, after the crystal is added, the control terminal starts the electric push rod 3, the pull rod 6 drives the limiting block 1105 to move downwards, the blocking disc 1104 moves downwards, the upper part of the blocking cavity 205 is driven to move downwards, when the electric push rod 3 resets, and the electric push rod 3 stops controlling the blocking terminal to reset.
While the disclosure has been described with respect to only a limited number of embodiments, those skilled in the art, having benefit of this disclosure, will appreciate that various other embodiments can be devised which do not depart from the scope of the invention as disclosed herein. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (4)
1. The utility model provides a paranitrophenol sodium crystallization device with grind function, includes landing leg (1), and landing leg (1) are provided with control terminal, and landing leg (1) rigid coupling has crystallization casing (2), characterized by: the crystallization shell (2) is provided with a liquid inlet (201), a liquid outlet (202), a crystallization cavity (203), an isolation cavity (204) and a grinding cavity (205), the crystallization shell (2) is provided with a condensation component for reducing the temperature in the crystallization shell, the condensation component is electrically connected with a control terminal, the crystallization shell (2) is fixedly connected with an electric push rod (3) electrically connected with the control terminal, the telescopic end of the electric push rod (3) is fixedly connected with a pressure sensor (4), the pressure sensor (4) is fixedly connected with a fixed plate (5), the fixed plate (5) is fixedly connected with a pull rod (6) which is in sliding connection with the crystallization shell (2), the pull rod (6) is fixedly connected with an annular net barrel (7) which is in sliding fit with the crystallization cavity (203), the crystallization shell (2) is provided with a grinding mechanism for reducing the particle size of sodium p-nitrophenolate, the solution is continuously added into the crystallization cavity (203), the electric push rod (3) is periodically started, the annular net barrel (7) is driven to move upwards, and crystals in the annular net barrel (7) enter the grinding cavity (205); the annular net drum (7) is provided with an inclined plane, and the crystallization shell (2) is internally provided with an inclined plane positioned at the upper side of the isolation cavity (204) for discharging crystals on the upper side surface of the annular net drum (7);
the grinding mechanism comprises a servo motor (801), the servo motor (801) is fixedly connected to a crystallization shell (2) through a motor seat, an output shaft of the servo motor (801) is fixedly connected with a rotating shaft (802) which is rotationally connected with the crystallization shell (2), the rotating shaft (802) is fixedly connected with a rotating disc (803) which is positioned in the crystallization shell (2), the rotating disc (803) is provided with a guide groove (804), a guide rod (805) is fixedly connected in the crystallization shell (2), the guide rod (805) is slidably connected with a T-shaped rod (806) which is matched with the guide groove (804), and the T-shaped rod (806) is provided with a pressing component for pressing sodium p-nitrophenolate;
the pressing component comprises a first sleeve (807), the first sleeve (807) is fixedly connected with a T-shaped rod (806), the first sleeve (807) is connected with a first sliding rod (808) in a sliding manner, a first spring (809) is fixedly connected between the first sliding rod (808) and the first sleeve (807), an extrusion block (810) positioned in a grinding cavity (205) is fixedly connected with the first sliding rod (808), an L-shaped rod (811) which is symmetrically distributed and positioned in an isolation cavity (204) is fixedly connected with a crystallization shell (2), the L-shaped rod (811) is rotationally connected with a first collar (812) which is rotationally connected with the crystallization shell (2), a screening net (813) positioned in the grinding cavity (205) is fixedly connected between the symmetrically distributed first collars (812), a guide ring used for guiding sodium paranitrophenolate is fixedly connected in the grinding cavity (205), the first sliding rod (808) is provided with a driving component, the driving component is used for rotating the first sliding rod (808), and the T-shaped rod (806) is provided with a protection component used for protecting the screening net (813);
the protection assembly comprises a connecting plate (901), the connecting plate (901) is fixedly connected to a T-shaped rod (806), the connecting plate (901) is fixedly connected with a second sliding rod (902) which is in sliding connection with a crystallization shell (2), the second sliding rod (902) is in sliding connection with a second sleeve (903) which is positioned in an isolation cavity (204), a first blocking plate (904) is fixedly connected with the second sleeve (903), a second spring (905) is fixedly connected between the first blocking plate (904) and the second sliding rod (902), a first rack (906) is fixedly connected with the first blocking plate (904), a second collar (907) which is close to the first blocking plate (904) is fixedly connected with a first gear (908) which is meshed with the first rack (906), a protection shell (909) which is matched with a screening net (813) is fixedly connected between the second collars (907) which are symmetrically distributed, and the connecting plate (901) is provided with a shaking assembly which is used for assisting in discharging the screening net (813);
the shaking assembly comprises a third sliding rod (1001), the third sliding rod (1001) is fixedly connected to a connecting plate (901), the third sliding rod (1001) is in sliding connection with a crystallization shell (2), the third sliding rod (1001) is in sliding connection with a third sleeve (1002), the third sleeve (1002) is fixedly connected with a second plugging plate (1004), a third spring (1003) is fixedly connected between the third sliding rods (1001), the second plugging plate (1004) is fixedly connected with a second rack (1005), an L-shaped rod (811) far away from a first gear (908) is rotationally connected with a rotating rod (1006), the rotating rod (1006) is fixedly connected with a second gear (1007) meshed with the second rack (1005), and the rotating rod (1006) is provided with a shaking assembly for swinging a first lantern ring (812);
the vibration assembly comprises a fixing rod (1008), the fixing rod (1008) is fixedly connected to a rotating rod (1006), the fixing rod (1008) is fixedly connected with a circular ring (1009) sleeved outside a first lantern ring (812), the circular ring (1009) is fixedly connected with limiting columns (1010) distributed at equal intervals in the circumferential direction, a torsion spring (1011) is connected between an L-shaped rod (811) and the first lantern ring (812), the first lantern ring (812) is slidably connected with a wedge-shaped block (1012) matched with the limiting columns (1010), and a fourth spring (1013) is fixedly connected between the wedge-shaped block (1012) and the first lantern ring (812).
2. The crystallization device of sodium paranitrophenolate with grinding function according to claim 1, wherein: the lower side of the extrusion block (810) is provided with arc grooves which are distributed at equal intervals in the circumferential direction and are used for extruding sodium p-nitrophenolate.
3. The crystallization device of sodium paranitrophenolate with grinding function according to claim 1, wherein: the driving assembly comprises a hemispherical block (8081), the hemispherical block (8081) is fixedly connected to a first sliding rod (808), and a first sleeve (807) is provided with an inclined sliding groove (8071) matched with the hemispherical block (8081).
4. The crystallization device of sodium paranitrophenolate with grinding function according to claim 1, wherein: still including shutoff subassembly, shutoff subassembly sets up in crystallization casing (2), shutoff subassembly is used for shutoff grinding cavity (205), shutoff subassembly is including deflector (1101), deflector (1101) rigid coupling is in crystallization casing (2), deflector (1101) sliding connection has gag lever post (1102), gag lever post (1102) rigid coupling has shutoff dish (1103) with grinding cavity (205) complex, shutoff dish (1103) and T shape pole (806) and first sleeve (807) sliding connection, rigid coupling has fifth spring (1104) between shutoff dish (1103) and deflector (1101), pull rod (6) rigid coupling has stopper (1105) with shutoff dish (1103).
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Denomination of invention: A crystallization device for sodium p-nitrophenol with grinding function Effective date of registration: 20231109 Granted publication date: 20230718 Pledgee: Dongying Hekou District sub branch of China Post Savings Bank Co.,Ltd. Pledgor: SHANDONG GUANSEN POLYMERS MATERIALS SCIENCE AND TECHNOLOGY Inc. Registration number: Y2023980065013 |
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