CN117548069B - Nitrobenzene production nitration reaction device and production process thereof - Google Patents
Nitrobenzene production nitration reaction device and production process thereof Download PDFInfo
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- CN117548069B CN117548069B CN202410021668.8A CN202410021668A CN117548069B CN 117548069 B CN117548069 B CN 117548069B CN 202410021668 A CN202410021668 A CN 202410021668A CN 117548069 B CN117548069 B CN 117548069B
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- 238000006396 nitration reaction Methods 0.000 title claims abstract description 75
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 62
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 title abstract description 8
- 238000003756 stirring Methods 0.000 claims abstract description 220
- 230000007246 mechanism Effects 0.000 claims abstract description 123
- 238000000034 method Methods 0.000 claims abstract description 9
- 230000008569 process Effects 0.000 claims abstract description 7
- WDCYWAQPCXBPJA-UHFFFAOYSA-N 1,3-dinitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC([N+]([O-])=O)=C1 WDCYWAQPCXBPJA-UHFFFAOYSA-N 0.000 claims description 50
- 238000007789 sealing Methods 0.000 claims description 21
- 238000009434 installation Methods 0.000 claims description 13
- 239000002994 raw material Substances 0.000 claims description 10
- 239000003381 stabilizer Substances 0.000 claims description 9
- 230000000087 stabilizing effect Effects 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 12
- 230000009471 action Effects 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 2
- AFKXNLYFYJRAFL-UHFFFAOYSA-N 1,3-dinitrobenzene Chemical compound [N+](=O)([O-])C1=CC(=CC=C1)[N+](=O)[O-].[N+](=O)([O-])C1=CC(=CC=C1)[N+](=O)[O-] AFKXNLYFYJRAFL-UHFFFAOYSA-N 0.000 description 1
- WBJUICKYNVWENP-UHFFFAOYSA-N 1,4-dinitrobenzene Chemical compound [O-][N+](=O)C1=CC=C([N+]([O-])=O)C=C1.[O-][N+](=O)C1=CC=C([N+]([O-])=O)C=C1 WBJUICKYNVWENP-UHFFFAOYSA-N 0.000 description 1
- ZXVONLUNISGICL-UHFFFAOYSA-N 4,6-dinitro-o-cresol Chemical group CC1=CC([N+]([O-])=O)=CC([N+]([O-])=O)=C1O ZXVONLUNISGICL-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 101150114468 TUB1 gene Proteins 0.000 description 1
- FZYFEWBVSZFOIM-UHFFFAOYSA-N [O-][N+](=O)C1=CC=CC=C1[N+]([O-])=O.[O-][N+](=O)C1=CC=CC=C1[N+]([O-])=O Chemical compound [O-][N+](=O)C1=CC=CC=C1[N+]([O-])=O.[O-][N+](=O)C1=CC=CC=C1[N+]([O-])=O FZYFEWBVSZFOIM-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 239000012024 dehydrating agents Substances 0.000 description 1
- 238000007345 electrophilic aromatic substitution reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- ODUCDPQEXGNKDN-UHFFFAOYSA-N nitroxyl Chemical compound O=N ODUCDPQEXGNKDN-UHFFFAOYSA-N 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/0066—Stirrers
-
- 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
- Y02P20/141—Feedstock
Abstract
The invention discloses a nitrobenzene production nitration reaction device and a production process thereof, wherein the device comprises a barrel body, a cover plate and an outer cover shell, a reciprocating mechanism is arranged in the outer cover shell, a supporting ring plate is fixedly arranged at the bottom of the barrel body, supporting legs are fixedly arranged at the bottom of the supporting ring plate around the center, a retaining edge is fixedly arranged at the outer side of the top of the supporting ring plate, a feed inlet is arranged on the side wall of the barrel body, a discharge outlet is arranged at the bottom of the barrel body, a stirring paddle is arranged at the center of the bottom of the cover plate, and stirring mechanisms are arranged at two sides of the reciprocating mechanism. The distance between the stirring mechanism and the stirring paddle can be adjusted, the stirring ranges with different sizes can be realized in the follow-up process according to the inner diameter of the barrel body, a good stirring environment is provided for the nitration reaction in the barrel body, the stirring of the stirring mechanism can indirectly realize forward and reverse rotation through the driving motor, the disturbance of liquid in the barrel body can be effectively improved, stirring in different directions is provided for the nitration reaction, and the efficiency of the nitration reaction is further improved.
Description
Technical Field
The invention relates to the technical field of dinitrobenzene production, in particular to a nitration reaction device for dinitrobenzene production and a production process thereof.
Background
Dinitrobenzene of formula C 6 H 4 N 2 O 4 There are three isomers: dinitrobenzene (1, 2-dinitrobenzene), m-dinitrobenzene (1, 3-dinitrobenzene), and p-dinitrobenzene (1, 4-dinitrobenzene). The application of the nitration reaction, namely the process of introducing nitro (-NO 2) into the molecules of the organic compound, is not limited in the production of the dinitrobenzene. A nitro group is a monovalent group formed by the loss of one hydroxyl group from nitric acid. The reaction mechanism of the nitration of the aromatic compound is as follows: the-OH group of nitric acid is protonated, then a molecule of water is removed by a dehydrating agent to form a nitroxyl positive ion intermediate, and finally electrophilic aromatic substitution reaction is carried out with benzene ring, and a molecule of hydrogen is removed.
The existing nitration reaction is generally carried out in a reaction kettle, the existing reaction kettle can select kettle bodies with different capacities according to the required production capacity for production when in actual use, each kettle body is provided with an independent kettle cover and a stirring device, the kettle covers are used for sealing the kettle bodies, the stirring devices are used for stirring solution in the kettle bodies so as to rapidly carry out the nitration reaction, the stirring of the existing stirring devices always has directional stirring, the stirring structure cannot carry out omnibearing stirring on the kettle bodies, and the stirring devices are in one-to-one correspondence with the kettle bodies, so that the stirring devices are fixedly arranged along with the kettle covers and cannot realize corresponding adjustment, and therefore, the kettle bodies and the kettle covers are in one-to-one correspondence when being provided with the reaction kettle, however, in actual cases, the stirring devices on the kettle covers are in the same structure, the purpose of simply providing physical acceleration for the nitration reaction, and the whole reaction kettle provided with the independent stirring devices is not necessary in many cases, and even waste is generated.
For the problems in the related art, no effective solution has been proposed at present.
Disclosure of Invention
The invention aims to provide a nitrobenzene production nitration reaction device and a production process thereof, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a dinitrobenzene production nitration reaction equipment, includes the staving, the apron is installed to the top opening part of staving, the top fixed mounting of apron is in the dustcoat, and the internally mounted of dustcoat has a stabilizing frame, the bottom fixed mounting of staving has a support ring plate, the bottom of support ring plate is around center fixed mounting has the supporting leg, the top outside of support ring plate still fixed mounting has the flange, install the feed inlet on the top lateral wall of staving, the discharge gate is installed at the bottom center of staving, the stirring rake is installed to the bottom center of apron, just the rabbling mechanism is installed to the bottom both sides of reciprocating mechanism, the bottom of rabbling mechanism passes the apron and locates the staving inside, the top fixed mounting of dustcoat has the stabilizing frame, the top center of apron is installed agitator motor, the top and agitator motor's output shaft end fixed connection, the stirring rake includes the (mixing) shaft, two fixed mounting has two fixed sleeves on the (mixing) shaft, install the head rod on the lateral wall of fixed sleeve, the head rod is installed to the top lateral wall of a connecting rod, the screw thread is kept away from the first end of a fixed sleeve, the screw thread is installed to the outer wall of a connecting rod, the screw thread is kept away from the first end of a connecting sleeve is installed to the outside of a screw.
Further, be equipped with the support slat directly over the top of apron, the bottom both ends department fixed mounting of support slat has the bracing piece, the bottom fixed mounting of bracing piece is on the apron, along central symmetry seted up the regulation hole on the apron, the bottom of rabbling mechanism passes the regulation hole setting, just the top of apron is still along the length direction fixed mounting of regulation hole has the slide rail, rabbling mechanism slidable mounting is on the slide rail, rabbling mechanism's top is connected with the drive of reciprocating mechanism, clamping groove has been seted up at the top center of support slat, the top of support slat is along both ends department fixed mounting has the supporting shoe.
Further, the reciprocating mechanism comprises a driving motor, the driving motor is installed at the top of the outer housing, an output shaft of the driving motor penetrates through the top center of the outer housing and is fixedly provided with a swing arm, one end bottom of the swing arm, which is far away from the driving motor, is rotationally provided with a push block, an adjusting mechanism is arranged right below the driving motor, two ends of the adjusting mechanism are provided with a linkage mechanism, a bar frame is arranged between the adjusting mechanism and the swing arm, a reciprocating plate is installed at the bottom of the bar frame, racks are installed at the bottoms of two ends of the reciprocating plate, the racks are connected with the linkage mechanism, and the bottom of the linkage mechanism is connected with the top of the stirring mechanism.
Further, adjustment mechanism includes fixed mounting in the clamping groove and along the fixing base that the length direction of reciprocating plate set up, set up the through-hole that sets up along its length direction in the fixing base, install adjusting part in the through-hole, link gear includes the inserted block that one end was inserted in the through-hole, the one end that the inserted block is located the through-hole is connected with adjusting part, the top fixed mounting of inserted block has the strip shaped plate mutually perpendicular with the reciprocating plate, the bottom of rack and the top sliding connection of strip shaped plate, the one end rotation of fixed base is kept away from to the inserted block installs the assembly axle, the bottom tip and the rabbling mechanism of assembly axle are connected, the top fixed mounting of assembly axle has reciprocating gear, just reciprocating gear meshes with the rack.
Further, fixed mounting has the horizontal pole on the lateral wall of fixing base, the one end tip fixed mounting that the fixing base was kept away from to the horizontal pole has the stabilizer bar, the jack that sets up along its length direction has been seted up to the tip of stabilizer bar, the bottom of strip shaped plate is close to both ends department fixed mounting has the inserted bar, the one end tip that the strip shaped plate was kept away from to the inserted bar inserts in the jack that is close to mutually, the bottom of rack is integrative to be provided with the draw runner that sets up along its length direction, the spout that sets up along its length direction has been seted up at the top of strip shaped plate, the top center fixed mounting of rack has protruding piece, the spacing hole that mutually perpendicular with rack length direction has been seted up on the protruding piece, the mounting groove that sets up along its length direction has been seted up to the bottom both ends department of reciprocal board, the top sliding of protruding piece is located in the mounting groove, the tip fixed mounting of reciprocal board has, the one side fixed mounting of mounting towards the mounting groove has the gag lever post that runs through spacing hole setting, still overlap on the gag lever post and be equipped with the top spring that locates between protruding piece and the lateral wall of mounting groove.
Further, the inside of inserted block has been seted up along its length direction's hole groove that sets up, the inside fixed mounting in hole groove has the swivel nut, adjusting component includes the regulation pole that fixed mounting was set up at the inside assembly plate of through-hole and run through the through-hole, the both ends of adjusting the pole are equipped with second screw thread portion, just the screw thread direction on the second screw thread portion at regulation pole both ends sets up in opposite directions, the second screw thread portion inserts respectively and locates the inside hole inslot of inserted block at fixing base both ends department, just second screw thread portion is connected with the swivel nut, the mid-mounting of adjusting the pole has driven bevel gear, the top center rotation of fixing base is installed the regulating spindle, the bottom tip of regulating spindle penetrates in the through-hole and fixed mounting has driving bevel gear, driving bevel gear meshes with driven bevel gear mutually.
Further, the lateral wall top fixed mounting of fixing base has the extension piece, the center of extension piece runs through and is equipped with the locating lever, the top tip fixed mounting of regulating spindle has the revolving plate, the locating hole has been seted up in the outside of revolving plate, fixed mounting has the conducting bar that sets up along its length direction on the lateral wall of inserted block, set up the guide slot that sets up along its length direction on the inner wall of through-hole, the conducting bar slides and locates in the guide slot, the bleeder vent has still been seted up at the lateral wall center of fixing base.
Further, rabbling mechanism includes the sideslip board, the regulation hole top on the apron is located to the sideslip board, the top fixed mounting of sideslip board has the sealed cowling, the bottom fixed mounting of sideslip board has the bottom ring, the inside rotation of bottom ring is installed rotatory shell, the inside center fixed mounting of rotatory shell has the rotation axis, the top tip of rotation axis passes the top center of sealed cowling and with the bottom tip fixed connection of assembly axle, still fixed mounting has the rocking arm on the rotation axis, the one end tip rotation that the rotation axis was kept away from to the rocking arm has the installation axle, the bottom tip of installation axle passes rotatory shell and fixed mounting has the puddler.
Further, the inside fixed mounting of sideslip board has the ring gear, still fixed mounting has driven gear on the installation axle, driven gear meshes with the ring gear mutually, the lateral wall fixed mounting of sideslip board has the extension board, the bottom fixed mounting of extension board has the slider, the sliding tray has been seted up to the bottom of slider, the slider passes through sliding tray slidable mounting on the slide rail at apron top, the ring channel has been seted up at the top of sideslip board, still fixed mounting has the seal cover on the rotatory shell, the top center fixed mounting of seal cover has sealing bearing.
The production process adopting the dinitrobenzene production nitration reaction device specifically comprises the following steps:
s1, preparing materials: selecting a proper amount of raw materials according to production requirements;
s2, selecting a container: selecting a barrel body with proper size according to the amount of the prepared raw materials;
s3, setting stirring paddles and a stirring mechanism: the position of the stirring blade on the stirring paddle is adjusted according to the inner diameter of the barrel body, and the position of the stirring mechanism away from the stirring paddle is adjusted;
s4, feeding and stirring: raw materials are fed through the feed inlet, and the driving motor and the stirring motor are started to realize stirring;
s5, discharging: after the stirring time is completed, the dinitro after the nitration reaction is led out through a discharge hole.
Compared with the prior art, the invention has the following beneficial effects:
the distance between the stirring mechanism and the stirring paddle can be adjusted, so that stirring ranges of different sizes can be realized in the follow-up process according to the inner diameter of the barrel body, a good stirring environment is provided for the nitration reaction in the barrel body, the stirring of the stirring mechanism can indirectly realize forward and reverse rotation through the driving motor, the disturbance of liquid in the barrel body can be effectively improved, stirring in different directions is provided for the nitration reaction, the nitration reaction efficiency is further improved, meanwhile, the stirring blades on the stirring shaft can be adjusted after the position adjustment of the stirring mechanism, the positions of the stirring blades are more reasonable, and the stirring mechanism can be matched to realize a better stirring effect under the condition that the work of the stirring mechanism is not influenced, so that the nitration reaction efficiency in the production of dinitrobenzene is further improved.
Meanwhile, the stirring rod provided by the invention can revolve around the rotating shaft, can realize autorotation through the action of the driven gear and the inner gear ring, can stir liquid in a more-out range in the barrel better, and is indirectly driven through the assembly shaft, so that positive and negative automatic stirring can be realized, better stirring effect can be realized, and the efficiency of nitration reaction is effectively improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 2 is a schematic diagram of the structure of a barrel in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 3 is a schematic view showing the bottom structure of a barrel in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the present invention;
FIG. 4 is a schematic view showing the bottom structure of a cover plate in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 5 is a schematic top view of the outer casing of a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 6 is a schematic view of the structure of a stirring paddle in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 7 is an assembly view of the outer casing and cover plate of a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 8 is an assembly view of the reciprocating mechanism and stirring mechanism on top of the cover plate in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 9 is a schematic top view of the cover plate of a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 10 is a schematic diagram showing the connection structure of the reciprocating mechanism and the stirring mechanism in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 11 is a schematic view of the reciprocating mechanism of a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 12 is an assembly view of a rack and a shuttle plate in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 13 is a schematic view of the structure of a rack in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 14 is a schematic view of the structure of a swing arm in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 15 is an assembly view of a shuttle plate and a seal plate in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 16 is a schematic view of the structure of a bar frame in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 17 is a schematic view of the structure of the shuttle plate in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 18 is a schematic view of the structure of a seal plate in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 19 is a schematic view of the linkage mechanism in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 20 is a schematic view of the structure of the adjusting mechanism in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 21 is a schematic view of the structure of a fixing base in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the present invention;
FIG. 22 is a schematic diagram of the structure of the conditioning assembly of a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 23 is a schematic view of the structure of a stabilizer bar in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 24 is a schematic view of the stirring mechanism of a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 25 is a schematic top view of the stirring mechanism in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 26 is a schematic view showing the internal structure of a stirring mechanism in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 27 is an assembly view of the ring gear in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 28 is an assembly view of the bottom ring of a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 29 is a schematic view of the structure of a rotating shell in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 30 is a schematic view of the structure of stirring rod in a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention;
FIG. 31 is a schematic view of the seal cap of a dinitrobenzene production nitration reaction apparatus according to an embodiment of the invention.
Reference numerals:
1. a tub body; 2. a cover plate; 3. an outer housing; 4. a reciprocating mechanism; 5. a support ring plate; 6. support legs; 7. a flange; 8. a feed inlet; 9. a discharge port; 10. stirring paddles; 11. a stirring mechanism; 12. a stabilizing rack; 13. a stirring shaft; 14. a fixed sleeve; 15. a first connecting rod; 16. stirring the leaves; 17. a first threaded portion; 18. an adjusting sleeve; 19. connecting sleeves; 20. a second connecting rod; 21. auxiliary paddles; 22. a mounting sleeve; 23. a bottom blade; 24. a stirring motor; 25. a support slat; 26. a support rod; 27. an adjustment aperture; 28. a slide rail; 29. a clamping groove; 30. a support block; 31. a driving motor; 32. swing arms; 33. a pushing block; 34. a shuttle plate; 35. a bar frame; 36. a rack; 37. a linkage mechanism; 38. an adjusting mechanism; 39. a slide bar; 40. a protruding block; 41. a limiting hole; 42. a mounting hole; 43. a connecting shaft; 44. a blocking edge; 45. a mounting groove; 46. a sealing plate; 47. a limit rod; 48. a spring is tightly propped; 49. inserting blocks; 50. a strip-shaped plate; 51. a chute; 52. assembling a shaft; 53. a reciprocating gear; 54. a hole groove; 55. a screw sleeve; 56. a conducting bar; 57. a rod; 58. a fixing seat; 59. a through hole; 60. an adjustment assembly; 61. a cross bar; 62. a stabilizer bar; 63. a jack; 64. a guide groove; 65. ventilation holes; 66. an extension block; 67. a positioning rod; 68. an assembly plate; 69. an adjusting rod; 70. a second threaded portion; 71. a driven bevel gear; 72. an adjusting shaft; 73. a drive bevel gear; 74. a rotating plate; 75. positioning holes; 76. a transverse moving plate; 77. a sealing cover; 78. a bottom ring; 79. rotating the shell; 80. a stirring rod; 81. an extension plate; 82. a slide block; 83. a sliding groove; 84. an annular groove; 85. an inner gear ring; 86. a rotation shaft; 87. a rotating arm; 88. a mounting shaft; 89. a driven gear; 90. a connecting column; 91. sealing sleeve; 92. sealing the bearing.
Detailed Description
The invention is further described below with reference to the accompanying drawings and detailed description:
embodiment one: referring to fig. 1-4, a dinitrobenzene production nitration reaction device according to an embodiment of the invention includes a barrel body 1, a cover plate 2 is installed at a top opening of the barrel body 1, a top of the cover plate 2 is fixedly installed on an outer cover 3, a reciprocating mechanism 4 is installed in the outer cover 3, the top of the reciprocating mechanism 4 penetrates through the top center of the outer cover 3, a supporting ring plate 5 is fixedly installed at the bottom of the barrel body 1, supporting legs 6 are fixedly installed around the center of the bottom of the supporting ring plate 5, a retaining edge 7 is fixedly installed on the outer side of the top of the supporting ring plate 5, the retaining edge 7 can carry out certain auxiliary support on the bottom of the outer side wall of the barrel body 1, stability of the barrel body 1 is ensured, a feed inlet 8 is installed on the top side wall of the barrel body 1, a discharge outlet 9 is installed at the center of the bottom of the barrel body 1, raw materials required for dinitrobenzene production are filled into the barrel body 1 through the feed inlet 8, the produced dinitrobenzene can be led out through the discharge outlet 9, in order to provide a good environment for nitration reaction in the barrel body 1 during dinitrobenzene production, a stirring mechanism 2 is installed at the bottom of the cover plate 2, a stirring mechanism 10 is installed at the bottom of the stirring mechanism 11 and penetrates through the bottom of the barrel body 11. The stirring paddle 10 can stir the nitration reaction at the central position inside the barrel body 1, and the stirring mechanism 11 can stir the nitration reaction at the outer side inside the barrel body 1, so that the efficiency of the nitration reaction can be effectively improved.
Referring to fig. 5, in order to ensure that the top of the reciprocating mechanism 4 is sufficiently stable, in this embodiment, a stabilizing frame 12 is fixedly mounted on the top of the outer casing 3.
Referring to fig. 6-8, in order to make the stirring paddle 10 perform good stirring in cooperation with the position of the stirring mechanism 11, in this embodiment, a stirring motor 24 is installed at the top center of the cover plate 2, an output shaft of the stirring motor 24 passes through the center of the cover plate 2, and the top of the stirring paddle 10 is fixedly connected with an output shaft end of the stirring motor 24, the stirring paddle 10 includes a stirring shaft 13, two fixing sleeves 14 are fixedly installed on the stirring shaft 13, a first connecting rod 15 is hinged on an outer side wall of the fixing sleeve 14, one end of the first connecting rod 15, far from the fixing sleeve 14, is hinged with a stirring blade 16, the stirring blade 16 is parallel to the stirring shaft 13, a first threaded portion 17 is provided at the top of an outer wall of the stirring shaft 13, an adjusting sleeve 18 is installed in a screwed connection on the outer side of the adjusting sleeve 18, a connecting sleeve 19 is installed in a rotating manner, a second connecting rod 20 is hinged on an outer wall of the connecting sleeve 19, one end of the second connecting rod 20, far from the connecting sleeve 19 is hinged on the stirring blade 16, and a distance between the first connecting rod 15 and one end of the second connecting rod 20, which is installed on the stirring blade 16, is smaller than a distance between the first connecting rod 15 and one end of the second connecting rod 20 which is installed on the stirring shaft 13.
The position of the adjusting sleeve 18 on the stirring shaft 13 can be changed by means of the first threaded part 17, at this time, the angle of the second connecting rod 20 can be changed by the adjusting sleeve 18 through the connecting sleeve 19, the second connecting rod 20 can be matched with the first connecting rod 15 to change the distance between the stirring blade 16 and the stirring shaft 13, so that the stirring range of the stirring blade 16 is changed when the stirring shaft 13 rotates, and the stirring mechanism 11 can be matched with the stirring mechanism 11 to play a better stirring effect after the stirring mechanism 11 is adjusted.
In order to further improve the stirring effect of the stirring blade 16, in this embodiment, an auxiliary blade 21 is fixedly mounted on a side wall of the stirring blade 16 far away from the stirring shaft 13, and in order to perform good stirring on the bottom of the barrel body 1, a mounting sleeve 22 is fixedly mounted on the bottom of the stirring shaft 13, and a bottom blade 23 is penetratingly mounted in the mounting sleeve 22.
Referring to fig. 9-10, in order to make the reciprocating mechanism 4 and the stirring mechanism 11 stably connected on the cover plate 2, in this embodiment, a supporting slat 25 is disposed right above the top of the cover plate 2, the bottom center of the reciprocating mechanism 4 is mounted on the supporting slat 25, supporting rods 26 are fixedly mounted at two ends of the bottom of the supporting slat 25, the bottom of the supporting rods 26 is fixedly mounted on the cover plate 2, adjusting holes 27 are symmetrically formed on the cover plate 2 along the center, the bottom of the stirring mechanism 11 passes through the adjusting holes 27, and a sliding rail 28 is fixedly mounted on the top of the cover plate 2 along the length direction of the adjusting holes 27, the stirring mechanism 11 is slidably mounted on the sliding rail 28, and the top of the stirring mechanism 11 is in transmission connection with the reciprocating mechanism 4.
In order to make the supporting lath 25 stably support the bottom of the reciprocating mechanism 4, in this embodiment, a clamping groove 29 is formed in the center of the top of the supporting lath 25, and supporting blocks 30 are fixedly mounted at two ends along the top of the supporting lath 25.
Referring to fig. 11-12, in order to make the reciprocating mechanism 4 drive the stirring mechanism 11 to rotate inside the barrel body 1, in this embodiment, the reciprocating mechanism 4 includes a driving motor 31, the driving motor 31 is installed at the top of the outer casing 3, and the stabilizing frame 12 is connected with the outer wall of the driving motor 31, an output shaft of the driving motor 31 passes through the top center of the outer casing 3 and is fixedly provided with a swing arm 32, a push block 33 is rotatably installed at the bottom of one end of the swing arm 32 far away from the driving motor 31, an adjusting mechanism 38 is provided under the driving motor 31, the adjusting mechanism 38 is fixedly installed on the supporting lath 25, a linkage mechanism 37 is installed at two ends of the adjusting mechanism 38, a bar frame 35 is provided between the adjusting mechanism 38 and the swing arm 32, a reciprocating plate 34 is installed at the bottom of the bar frame 35, racks 36 are installed at two ends of the reciprocating plate 34, the racks 36 are connected with the linkage mechanism 37, and the bottom of the linkage mechanism 37 is connected with the top of the stirring mechanism 11. When the driving motor 31 is started, the driving motor 31 drives the swing arm 32 to rotate through the output shaft of the driving motor, the bar frame 35 is driven to synchronously move through the pushing block 33 at the end part of the swing arm 32 by the rotation of the swing arm 32, and at the moment, the bar frame 35 drives the rack 36 to reciprocate through the reciprocating plate 34 at the bottom, so that the stirring mechanism 11 is driven.
Referring to fig. 13-20, in order to enable the stirring mechanisms 11 on both sides to realize the adjustment of the initial distance between each other, in this embodiment, the adjusting mechanism 38 includes a fixing seat 58, the fixing seat 58 is fixedly installed in the clamping groove 29, the fixing seat 58 is disposed along the length direction of the reciprocating plate 34, a through hole 59 disposed along the length direction of the fixing seat 58 is formed in the fixing seat 58, an adjusting component 60 is installed in the through hole 59, the linkage mechanism 37 includes an insert block 49 with one end inserted into the through hole 59, one end of the insert block 49 in the through hole 59 is connected with the adjusting component 60, a strip plate 50 perpendicular to the reciprocating plate 34 is fixedly installed at the top of the insert block 49, the bottom of the rack 36 is slidably connected with the top of the strip plate 50, one end of the insert block 49 away from the fixing seat 58 is rotatably installed with an assembling shaft 52, the bottom end of the assembling shaft 52 is connected with the stirring mechanism 11, the top of the assembling shaft 52 is fixedly installed with a reciprocating gear 53, and the reciprocating gear 53 is meshed with the rack 36. The position of the insert block 49 can be adjusted through the adjusting component 60, then the distance between the assembly shafts 52 at the end parts of the two insert blocks 49 is adjusted, and the stirring mechanism 11 is connected with the bottom end parts of the assembly shafts 52, so that the stirring mechanism 11 can be adjusted, moreover, when the reciprocating plate 34 moves, the rack 36 can be driven to synchronously move, the rack 36 drives the reciprocating gear 53 to rotate, the reciprocating plate 34 moves by the action between the pushing block 33 and the bar frame 35, the pushing block 33 pushes the bar frame 35 to realize the horizontal reciprocating motion, so that the rack 36 can drive the reciprocating gear 53 to rotate forward and backward, and then the stirring mechanism 11 can realize the forward and backward stirring in the barrel body 1, thereby not only realizing the adjustment of the position of the stirring mechanism 11, but also enabling the stirring mechanism 11 to stir in the barrel body 1, and effectively improving the efficiency of nitration reaction.
In order to ensure the stability of the insert 49 and simultaneously ensure the stable movement of the reciprocating plate 34, in this embodiment, a cross rod 61 is fixedly installed on the outer side wall of the fixed seat 58, a stabilizer bar 62 is fixedly installed at the end part of one end of the cross rod 61 far away from the fixed seat 58, an insertion hole 63 arranged along the length direction of the stabilizer bar 62 is formed at the end part of the stabilizer bar 62, an insert rod 57 is fixedly installed at the bottom part of the strip plate 50 near two ends, one end part of the insert rod 57 far away from the strip plate 50 is inserted into the insertion hole 63 near the two ends, a slide bar 39 arranged along the length direction of the slide bar 39 is integrally arranged at the bottom part of the rack 36, a slide groove 51 arranged along the length direction of the slide bar 50 is formed at the top part of the strip plate 50, and the slide bar 39 is slidingly arranged in the slide groove 51.
In order to enable the insert 49 to be adjusted through the adjusting component 60, the rack 36 can be automatically adjusted at the bottom of the reciprocating plate 34, in this embodiment, the center of the top of the rack 36 is fixedly provided with a protruding block 40, the protruding block 40 is provided with a limiting hole 41 perpendicular to the length direction of the rack 36, two ends of the bottom of the reciprocating plate 34 are provided with mounting grooves 45 arranged along the length direction of the mounting grooves 45, the top of the protruding block 40 is slidably arranged in the mounting grooves 45, the end part of the reciprocating plate 34 is fixedly provided with a sealing plate 46, one surface of the sealing plate 46 facing the mounting grooves 45 is fixedly provided with a limiting rod 47, the limiting rod 47 penetrates through the limiting hole 41, the limiting rod 47 is further sleeved with a tightening spring 48, and the tightening spring 48 is arranged between the protruding block 40 and the side walls of the mounting grooves 45.
In order to achieve good matching between the push block 33 and the bar frame 35, in this embodiment, a connecting shaft 43 is fixedly mounted at one end of the swing arm 32 away from the output shaft of the driving motor 31, the push block 33 is rotatably mounted at the bottom of the connecting shaft 43, a blocking edge 44 arranged along the length direction of the bar frame 35 is integrally arranged on the top side wall of the push block 33, a mounting hole 42 is formed at one end of the swing arm 32 away from the push block 33, and the swing arm 32 is fixedly mounted on the output shaft of the driving motor 31 through the mounting hole 42.
Referring to fig. 19-23, in order to make the adjusting assembly 60 capable of well adjusting the position of the insert 49, in this embodiment, a hole 54 is formed in the insert 49 along the length direction of the insert, a threaded sleeve 55 is fixedly mounted in the hole 54, the adjusting assembly 60 includes a mounting plate 68 fixedly mounted in the through hole 59 and an adjusting rod 69 passing through the through hole 59, the adjusting rod 69 is rotatably connected with the mounting plate 68 through a bearing, two ends of the adjusting rod 69 are provided with second threaded portions 70, the threaded directions of the second threaded portions 70 on the two ends of the adjusting rod 69 are opposite, the second threaded portions 70 are respectively inserted into the hole 54 in the insert 49 at two ends of the fixing seat 58, the second threaded portions 70 are connected with the threaded sleeve 55, a driven bevel gear 71 is mounted in the middle of the adjusting rod 69, an adjusting shaft 72 is rotatably mounted in the center of the top of the fixing seat 58, the bottom end of the adjusting shaft 72 penetrates into the through hole 59 and is fixedly mounted with a driving bevel gear 73, and the driving bevel gear 73 is meshed with the driven bevel gear 71.
By rotating the adjusting shaft 72, the adjusting shaft 72 can drive the driven bevel gear 71 to rotate synchronously through the driving bevel gear 73, and then the driven bevel gear 71 drives the adjusting rod 69 to rotate, at this time, the positions of the second threaded parts 70 at two ends of the adjusting rod 69 in the threaded sleeve 55 can be adjusted, and the threaded sleeve 55 is fixedly arranged in the hole groove 54 in the insert 49, so that the insert 49 can be indirectly driven to move, the distance of the insert 49 inserted into the through hole 59 can be adjusted, and then the assembling shaft 52 at the end part of the insert 49 can be driven to adjust synchronously.
In order to enable the adjusted insert 49 to achieve an automatic locking state, in this embodiment, the top of the outer side wall of the fixed seat 58 is fixedly provided with the extension block 66, the center of the extension block 66 is penetrated and provided with the positioning rod 67, the top end of the adjusting shaft 72 is fixedly provided with the rotating plate 74, the outer side of the rotating plate 74 is provided with the positioning hole 75, the rotating plate 74 can conveniently drive the adjusting shaft 72 to rotate by manually rotating the rotating plate 74, the adjustment of the insert 49 can be achieved by combining the adjustment of the adjusting shaft 72, after the insert 49 is adjusted to a required position, the positioning rod 67 passes through the positioning hole 75, the bottom end of the positioning rod 67 is fixed on the extension block 66, the top end of the positioning rod 67 passes through the positioning hole 75, and then a positioning nut is installed, so that the positioning of the rotating plate 74 and the fixed seat 58 can be kept mutually stable, and then the positioning of the insert 49 can be achieved.
In order to ensure further stable adjustment of the insert 49, in this embodiment, a guide bar 56 is fixedly mounted on the outer side wall of the insert 49 along the length direction thereof, a guide groove 64 is formed on the inner wall of the through hole 59 along the length direction thereof, the guide bar 56 is slidably disposed in the guide groove 64, and an air hole 65 is formed in the center of the outer side wall of the fixing seat 58.
According to the scheme provided by the invention, the distance between the stirring mechanism 11 and the stirring paddle 10 can be adjusted, so that stirring ranges with different sizes can be realized according to the inner diameter of the barrel body 1, a good stirring environment can be provided for the nitration reaction in the barrel body 1, the stirring of the stirring mechanism 11 can indirectly realize forward and reverse rotation through the driving motor 31, the disturbance of liquid in the barrel body 1 can be effectively improved, stirring in different directions is provided for the nitration reaction, the efficiency of the nitration reaction is further improved, meanwhile, the stirring blades 16 on the stirring shaft 13 can be adjusted after the position of the stirring mechanism 11 is adjusted, the position of the stirring blades 16 is more reasonable, a better stirring effect can be realized by matching with the stirring mechanism 11 under the condition that the work of the stirring mechanism 11 is not influenced, and the efficiency of the nitration reaction in the dinitrobenzene production is further improved.
Embodiment two: referring to fig. 24-31, for the first embodiment, in order to enable the stirring mechanism 11 to effectively stir the interior of the tub 1, in this embodiment, the stirring mechanism 11 includes a traversing plate 76, the traversing plate 76 is disposed at the top of the adjusting hole 27 on the cover plate 2, the top of the traversing plate 76 is fixedly provided with a sealing cover 77, the bottom of the traversing plate 76 is fixedly provided with a bottom ring 78, a rotating shell 79 is rotatably mounted in the bottom ring 78, a rotating shaft 86 is fixedly mounted in the inner center of the rotating shell 79, a top end of the rotating shaft 86 passes through the top center of the sealing cover 77 and is fixedly connected with a bottom end of the assembly shaft 52, a rotating arm 87 is fixedly mounted on the rotating shaft 86, a mounting shaft 88 is rotatably mounted at an end of the rotating arm 87 away from the rotating shaft 86, a bottom end of the mounting shaft 88 passes through the rotating shell 79 and is fixedly mounted with a stirring rod 80, and the stirring rod 80 is disposed outside the stirring paddle 10.
When the assembly shaft 52 rotates, the rotation shaft 86 can be driven to synchronously rotate, the rotation shaft 86 can drive the installation shaft 88 to rotate around the central axis of the rotation shaft 86 through the rotating arm 87, then the installation shaft 88 drives the stirring rod 80 to rotate inside the barrel body 1, and the stirring rod 80 can stir positively and reversely inside the barrel body 1 around the central line of the rotation shaft 86 because the assembly shaft 52 is meshed with the rack 36 through the reciprocating gear 53, so that the stirring effect is improved, and the nitration reaction efficiency is improved.
In order to make the stirring effect of the stirring rod 80 better, in this embodiment, an inner gear ring 85 is fixedly installed inside the traverse plate 76, and a driven gear 89 is fixedly installed on the installation shaft 88, where the driven gear 89 is meshed with the inner gear ring 85. When the rotating arm 87 drives the installation shaft 88 to rotate, the driven gear 89 drives the installation shaft 88 to rotate through the inner gear ring 85, so that the installation shaft 88 drives the stirring rod 80 to rotate, and the stirring effect of the stirring rod 80 can be further improved.
In order to enable the stirring mechanism 11 to be capable of synchronously adjusting along with the assembly shaft 52, in this embodiment, an extension plate 81 is fixedly installed on the outer side wall of the transverse moving plate 76, a sliding block 82 is fixedly installed at the bottom of the extension plate 81, a sliding groove 83 is formed in the bottom of the sliding block 82, the sliding block 82 is slidably installed on a sliding rail 28 at the top of the cover plate 2 through the sliding groove 83, an annular groove 84 is formed in the top of the transverse moving plate 76 for facilitating installation of the sealing cover 77, the bottom of the sealing cover 77 is installed in the annular groove 84 for facilitating installation of the stirring rod 80, a sealing sleeve 91 is fixedly installed on the rotating shell 79, the bottom of the rotating shaft 86 is fixedly connected with the stirring rod 80 through a connecting column 90, the connecting column 90 is arranged through the sealing sleeve 91, and please refer to fig. 30 for ensuring sealing installation between the rotating shaft 86 and the sealing cover 77, and a sealing bearing 92 is fixedly installed at the top center of the sealing cover 77.
Through the scheme of the invention, the stirring rod 80 can revolve around the rotating shaft 86, the rotation can be realized through the action of the driven gear 89 and the inner gear ring 85, the liquid in a more-out range in the barrel body 1 can be better stirred, and the stirring rod 80 is indirectly driven through the assembly shaft 52, so that the positive and negative automatic stirring can be realized, the better stirring effect can be realized, and the efficiency of the nitration reaction can be effectively improved.
Embodiment III: for the first embodiment and the second embodiment, in order to better embody the effect of the above-mentioned dinitrobenzene production nitration reaction device, the present embodiment also discloses a production process adopting the above-mentioned dinitrobenzene production nitration reaction device, which specifically includes the following steps:
s1, preparing materials: selecting a proper amount of raw materials according to production requirements;
s2, selecting a container: selecting a barrel body 1 with proper size according to the amount of the prepared raw materials;
s3, setting a stirring paddle 10 and a stirring mechanism 11: the position of the stirring blade 16 on the stirring paddle 10 is adjusted according to the inner diameter of the barrel body 1, and the position of the stirring mechanism 11 away from the stirring paddle 10 is adjusted;
s4, feeding and stirring: raw materials are fed through the feed inlet 8, and the driving motor 31 and the stirring motor 24 are started to realize stirring;
S5, discharging: after the stirring time is completed, the dinitrobenzene after the nitration reaction is led out through a discharge hole 9.
Through the scheme of the invention, the stirring paddle 10 and the stirring mechanism 11 can be selectively adjusted according to the size of the barrel body 1, so that the cover plate 2 can be fully used according to the required yield in actual production, and the investment of equipment is saved.
In order to facilitate understanding of the above technical solutions of the present invention, the following describes in detail the working principle or operation manner of the present invention in the actual process.
In practical application, the distance between the stirring mechanism 11 and the stirring paddle 10 can be adjusted, so that stirring ranges with different sizes can be realized according to the inner diameter of the barrel body 1, a good stirring environment can be provided for the nitration reaction in the barrel body 1, the stirring of the stirring mechanism 11 can indirectly realize forward and reverse rotation through the driving motor 31, the disturbance of liquid in the barrel body 1 can be effectively improved, stirring in different directions is provided for the nitration reaction, the efficiency of the nitration reaction is further improved, meanwhile, the stirring blades 16 on the stirring shaft 13 can be adjusted after the position of the stirring mechanism 11 is adjusted, the position of the stirring blades 16 is more reasonable, a better stirring effect can be realized by matching with the stirring mechanism 11 under the condition that the work of the stirring mechanism 11 is not influenced, and the efficiency of the nitration reaction in the dinitrobenzene production is further improved.
Meanwhile, the stirring rod 80 provided by the invention can revolve around the rotating shaft 86, can realize autorotation through the action of the driven gear 89 and the annular gear 85, can stir liquid in a more-out range in the barrel body 1 better, and the stirring rod 80 is indirectly driven through the assembly shaft 52, so that positive and negative automatic stirring can be realized, better stirring effect can be realized, and the efficiency of nitration reaction is effectively improved.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The utility model provides a dinitrobenzene production nitration reaction equipment, includes staving (1), its characterized in that, apron (2) are installed to the open top department of staving (1), apron (2) top fixed mounting is in shell (3), and shell (3) internally mounted have reciprocating mechanism (4), staving (1) bottom fixed mounting has support ring board (5), support ring board (5) bottom fixed mounting has supporting leg (6), support ring board (5) top outside fixed mounting has flange (7), install feed inlet (8) on staving (1) top lateral wall, discharge gate (9) are installed at staving (1) bottom center, stirring rake (10) are installed at the bottom center of apron (2), just stirring mechanism (11) are installed to the bottom both sides of reciprocating mechanism (4), the bottom of stirring mechanism (11) passes apron (2) and locates staving (1) inside;
The stirring device comprises an outer shell (3), wherein a stabilizing frame (12) is fixedly arranged at the top of the outer shell (3), a stirring motor (24) is arranged at the center of the top of a cover plate (2), the stirring paddle (10) comprises a stirring shaft (13), two fixed sleeves (14) are fixedly arranged on the stirring shaft (13), a first connecting rod (15) is hinged to the outer side wall of each fixed sleeve (14), an auxiliary blade (21) is fixedly arranged on one side wall, far away from each fixed sleeve (14), of each first connecting rod (15), a stirring blade (16) is hinged to one end, far away from each fixed sleeve (14), of each stirring shaft (13), a first threaded part (17) is arranged at the top of the outer wall of each stirring shaft (13), an adjusting sleeve (18) is arranged on the outer side of each first threaded part in a threaded way, a connecting sleeve (19) is rotatably arranged on the outer side of each adjusting sleeve (18), a second connecting rod (20) is hinged to the outer wall of each connecting sleeve (19), one end, far away from each second connecting rod (20) is hinged to each stirring blade (16), an auxiliary blade (21) is fixedly arranged on one side wall, far away from each stirring shaft (13), and a blade (22) is fixedly arranged on the bottom part, and each stirring sleeve (22) is fixedly arranged on the bottom part, and penetrates through the connecting sleeve (23);
the novel stirring device is characterized in that a supporting strip plate (25) is arranged right above the top of the cover plate (2), supporting rods (26) are fixedly arranged at two ends of the bottom of the supporting strip plate (25), the bottoms of the supporting rods (26) are fixedly arranged on the cover plate (2), adjusting holes (27) are symmetrically formed in the cover plate (2) along the center, the bottoms of the stirring mechanisms (11) penetrate through the adjusting holes (27) and are fixedly provided with sliding rails (28) along the length direction of the adjusting holes (27), the stirring mechanisms (11) are slidably arranged on the sliding rails (28), the tops of the stirring mechanisms (11) are in transmission connection with the reciprocating mechanisms (4), clamping grooves (29) are formed in the centers of the tops of the supporting strip plate (25), and supporting blocks (30) are fixedly arranged at the two ends of the tops of the supporting strip plate (25);
The reciprocating mechanism (4) comprises a driving motor (31), the driving motor (31) is arranged at the top of the outer housing (3), an output shaft of the driving motor (31) penetrates through the center of the top of the outer housing (3) and is fixedly provided with a swing arm (32), one end bottom of the swing arm (32), far away from the driving motor (31), of the swing arm is rotatably provided with a push block (33), an adjusting mechanism (38) is arranged right below the driving motor (31), two ends of the adjusting mechanism (38) are provided with a linkage mechanism (37), a bar frame (35) is arranged between the adjusting mechanism (38) and the swing arm (32), the bottoms of the bar frame (35) are provided with a reciprocating plate (34), racks (36) are arranged at the bottoms of the two ends of the reciprocating plate (34), the racks (36) are connected with the linkage mechanism (37), and the bottoms of the linkage mechanism (37) are connected with the top of the stirring mechanism (11).
The adjusting mechanism (38) comprises a fixed seat (58) fixedly arranged in the clamping groove (29) and arranged along the length direction of the reciprocating plate (34), a through hole (59) arranged along the length direction of the fixed seat (58) is formed in the fixed seat (58), an adjusting assembly (60) is arranged in the through hole (59), the linkage mechanism (37) comprises an inserting block (49) with one end inserted into the through hole (59), one end of the inserting block (49) positioned in the through hole (59) is connected with the adjusting assembly (60), a strip-shaped plate (50) perpendicular to the reciprocating plate (34) is fixedly arranged at the top of the inserting block (49), the bottom of the rack (36) is in sliding connection with the top of the strip-shaped plate (50), one end of the inserting block (49) far away from the fixed seat (58) is rotatably provided with an assembling shaft (52), the bottom end of the assembling shaft (52) is connected with the stirring mechanism (11), the top of the assembling shaft (52) is fixedly provided with a reciprocating gear (53), and the reciprocating gear (53) is meshed with the rack (36);
The utility model discloses a sealing plate, including fixing base (58) and fixed mounting, be provided with horizontal pole (61) on the lateral wall of fixing base (58), one end tip fixed mounting of keeping away from fixing base (58) of horizontal pole (61) has stabilizer bar (62), jack (63) along its length direction setting are offered to the tip of stabilizer bar (62), the bottom of strip shaped plate (50) is close to both ends department fixed mounting and has inserted bar (57), one end tip of inserting bar (57) keeping away from strip shaped plate (50) is inserted in jack (63) that are close to mutually, the bottom of rack (36) is integrative to be provided with slide bar (39) along its length direction setting, spout (51) along its length direction setting are offered at the top of strip shaped plate (50), protruding piece (40) are installed at the top center of rack (36) fixed mounting, locating hole (41) perpendicular with rack (36) length direction setting are offered on protruding piece (40), mounting groove (45) along its length direction setting are offered at the bottom both ends of reciprocating plate (34), sliding groove (45) is located at the top of protruding piece (40) is located in the top of fixing base (50), locating plate (46) is fixed mounting hole (46), the limiting rod (47) is also sleeved with a jacking spring (48) arranged between the protruding block (40) and the side wall of the mounting groove (45), and the sliding strip (39) is slidably arranged in the sliding groove (51);
The inside of inserted block (49) is offered hole groove (54) along its length direction setting, the inside fixed mounting of hole groove (54) has swivel nut (55), adjusting component (60) are including fixed mounting in inside assembly plate (68) of through-hole (59) and the regulation pole (69) that run through-hole (59) setting, the both ends of regulation pole (69) are equipped with second screw thread portion (70), and the screw thread direction on second screw thread portion (70) at regulation pole (69) both ends is opposite setting, second screw thread portion (70) are inserted respectively in hole groove (54) inside inserted block (49) of fixing base (58) both ends department, just second screw thread portion (70) are connected with swivel nut (55), the mid-mounting of regulation pole (69) has driven bevel gear (71), the top center rotation of fixing base (58) is installed regulating spindle (72), the bottom tip of regulating spindle (72) penetrates in through-hole (59) and fixed mounting has initiative bevel gear (73), initiative bevel gear (73) meshes with driven bevel gear (71);
an extension block (66) is fixedly arranged at the top of the outer side wall of the fixed seat (58), a positioning rod (67) penetrates through the center of the extension block (66), a rotating plate (74) is fixedly arranged at the top end part of the adjusting shaft (72), a positioning hole (75) is formed in the outer side of the rotating plate (74), a guide bar (56) arranged along the length direction of the guide bar is fixedly arranged on the outer side wall of the inserting block (49), a guide groove (64) arranged along the length direction of the guide bar is formed in the inner wall of the through hole (59), the guide bar (56) is slidably arranged in the guide groove (64), and an air hole (65) is formed in the center of the outer side wall of the fixed seat (58);
The stirring mechanism (11) comprises a transverse moving plate (76), the transverse moving plate (76) is arranged at the top of an adjusting hole (27) in the cover plate (2), a sealing cover (77) is fixedly arranged at the top of the transverse moving plate (76), a bottom ring (78) is fixedly arranged at the bottom of the transverse moving plate (76), a rotary shell (79) is rotatably arranged in the bottom ring (78), a rotating shaft (86) is fixedly arranged at the center of the rotary shell (79), the top end part of the rotating shaft (86) passes through the top center of the sealing cover (77) and is fixedly connected with the bottom end part of the assembly shaft (52), a rotating arm (87) is fixedly arranged on the rotating shaft (86), a mounting shaft (88) is rotatably arranged at the end part of one end part of the rotating arm (87) far away from the rotating shaft (86), and the bottom end part of the mounting shaft (88) passes through the rotary shell (79) and is fixedly provided with a stirring rod (80);
the inside fixed mounting of sideslip board (76) has ring gear (85), still fixed mounting has driven gear (89) on installation axle (88), driven gear (89) meshes with ring gear (85), lateral wall fixed mounting of sideslip board (76) has extension board (81), the bottom fixed mounting of extension board (81) has slider (82), sliding groove (83) have been seted up to the bottom of slider (82), slider (82) pass through sliding groove (83) slidable mounting on slide rail (28) at apron (2) top, ring channel (84) have been seted up at the top of sideslip board (76), still fixed mounting has seal cover (91) on rotatory shell (79), sealed cowling (77) top center fixed mounting has sealed bearing (92).
2. A process for producing a nitration reaction apparatus for producing dinitrobenzene according to claim 1, comprising the steps of:
s1, preparing materials: selecting a proper amount of raw materials according to production requirements;
s2, selecting a container: selecting a barrel body (1) according to the amount of the prepared raw materials;
s3, setting a stirring paddle (10) and a stirring mechanism (11): the position of a stirring blade (16) on the stirring paddle (10) is adjusted according to the inner diameter of the barrel body (1), and the position of the stirring mechanism (11) away from the stirring paddle (10) is adjusted;
s4, feeding and stirring: raw materials are fed through the feed inlet (8), and the driving motor (31) and the stirring motor (24) are started to realize stirring;
s5, discharging: after the stirring time is finished, the dinitrobenzene after the nitration reaction is led out through a discharge hole (9).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410021668.8A CN117548069B (en) | 2024-01-08 | 2024-01-08 | Nitrobenzene production nitration reaction device and production process thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410021668.8A CN117548069B (en) | 2024-01-08 | 2024-01-08 | Nitrobenzene production nitration reaction device and production process thereof |
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| CN117548069A CN117548069A (en) | 2024-02-13 |
| CN117548069B true CN117548069B (en) | 2024-04-05 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103210966A (en) * | 2013-03-30 | 2013-07-24 | 吴玉国 | Movement separation spiral multifunctional food mixing machine |
| CN214513859U (en) * | 2020-12-28 | 2021-10-29 | 常熟市南湖化工设备制造有限责任公司 | Stirring radius adjustable glass lining stirring paddle |
| CN215540850U (en) * | 2021-06-30 | 2022-01-18 | 广西格美环保新材有限公司 | High-efficient permanent magnetism drive reation kettle |
| CN113976066A (en) * | 2021-10-20 | 2022-01-28 | 杭州三隆新材料有限公司 | Preparation system and method for improving heteropoly acid reaction activity |
| WO2022266940A1 (en) * | 2021-06-24 | 2022-12-29 | 鹏辰新材料科技股份有限公司 | Nitrification device for mesitylene production |
-
2024
- 2024-01-08 CN CN202410021668.8A patent/CN117548069B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103210966A (en) * | 2013-03-30 | 2013-07-24 | 吴玉国 | Movement separation spiral multifunctional food mixing machine |
| CN214513859U (en) * | 2020-12-28 | 2021-10-29 | 常熟市南湖化工设备制造有限责任公司 | Stirring radius adjustable glass lining stirring paddle |
| WO2022266940A1 (en) * | 2021-06-24 | 2022-12-29 | 鹏辰新材料科技股份有限公司 | Nitrification device for mesitylene production |
| CN215540850U (en) * | 2021-06-30 | 2022-01-18 | 广西格美环保新材有限公司 | High-efficient permanent magnetism drive reation kettle |
| CN113976066A (en) * | 2021-10-20 | 2022-01-28 | 杭州三隆新材料有限公司 | Preparation system and method for improving heteropoly acid reaction activity |
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