CN115253974A - Dehydration kettle for piperazine compound production and working method thereof - Google Patents
Dehydration kettle for piperazine compound production and working method thereof Download PDFInfo
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- CN115253974A CN115253974A CN202210954085.1A CN202210954085A CN115253974A CN 115253974 A CN115253974 A CN 115253974A CN 202210954085 A CN202210954085 A CN 202210954085A CN 115253974 A CN115253974 A CN 115253974A
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- 230000018044 dehydration Effects 0.000 title claims abstract description 124
- 238000006297 dehydration reaction Methods 0.000 title claims abstract description 124
- GLUUGHFHXGJENI-UHFFFAOYSA-N diethylenediamine Natural products C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 title claims abstract description 55
- -1 piperazine compound Chemical class 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 238000001035 drying Methods 0.000 claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 238000010521 absorption reaction Methods 0.000 claims description 44
- 239000002245 particle Substances 0.000 claims description 29
- 238000003756 stirring Methods 0.000 claims description 24
- 239000000725 suspension Substances 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims 2
- 208000005156 Dehydration Diseases 0.000 description 79
- 229960005141 piperazine Drugs 0.000 description 31
- 239000008187 granular material Substances 0.000 description 16
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 150000004687 hexahydrates Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- OGJPXUAPXNRGGI-UHFFFAOYSA-N norfloxacin Chemical compound C1=C2N(CC)C=C(C(O)=O)C(=O)C2=CC(F)=C1N1CCNCC1 OGJPXUAPXNRGGI-UHFFFAOYSA-N 0.000 description 1
- 229960001180 norfloxacin Drugs 0.000 description 1
- NQQWFVUVBGSGQN-UHFFFAOYSA-N phosphoric acid;piperazine Chemical compound OP(O)(O)=O.C1CNCCN1 NQQWFVUVBGSGQN-UHFFFAOYSA-N 0.000 description 1
- JOHZPMXAZQZXHR-UHFFFAOYSA-N pipemidic acid Chemical compound N1=C2N(CC)C=C(C(O)=O)C(=O)C2=CN=C1N1CCNCC1 JOHZPMXAZQZXHR-UHFFFAOYSA-N 0.000 description 1
- 229960001732 pipemidic acid Drugs 0.000 description 1
- 229960001954 piperazine phosphate Drugs 0.000 description 1
- 229960001893 piperazine sulfate Drugs 0.000 description 1
- NDPBYMFTBWPSNB-UHFFFAOYSA-N piperazine;sulfuric acid;hydrate Chemical compound O.OS(O)(=O)=O.C1CNCCN1 NDPBYMFTBWPSNB-UHFFFAOYSA-N 0.000 description 1
- 150000004885 piperazines Chemical class 0.000 description 1
- 125000004193 piperazinyl group Chemical group 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- LISFMEBWQUVKPJ-UHFFFAOYSA-N quinolin-2-ol Chemical compound C1=CC=C2NC(=O)C=CC2=C1 LISFMEBWQUVKPJ-UHFFFAOYSA-N 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- JQXXHWHPUNPDRT-WLSIYKJHSA-N rifampicin Chemical compound O([C@](C1=O)(C)O/C=C/[C@@H]([C@H]([C@@H](OC(C)=O)[C@H](C)[C@H](O)[C@H](C)[C@@H](O)[C@@H](C)\C=C\C=C(C)/C(=O)NC=2C(O)=C3C([O-])=C4C)C)OC)C4=C1C3=C(O)C=2\C=N\N1CC[NH+](C)CC1 JQXXHWHPUNPDRT-WLSIYKJHSA-N 0.000 description 1
- 229960001225 rifampicin Drugs 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 229940066771 systemic antihistamines piperazine derivative Drugs 0.000 description 1
- 150000004684 trihydrates Chemical group 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
-
- 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
- B01J19/0006—Controlling or regulating processes
- B01J19/0013—Controlling the temperature of the process
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
- C07D295/02—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms containing only hydrogen and carbon atoms in addition to the ring hetero elements
- C07D295/023—Preparation; Separation; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
- C07D295/02—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms containing only hydrogen and carbon atoms in addition to the ring hetero elements
- C07D295/027—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms containing only hydrogen and carbon atoms in addition to the ring hetero elements containing only one hetero ring
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a dehydration kettle for piperazine compound production, which comprises a dehydration kettle, a dehydration turning mechanism and a drying mechanism, wherein a feeding hopper is arranged on the side wall of the dehydration kettle, a discharge hole is arranged on the bottom wall of the dehydration kettle, a discharge pipe is arranged on the discharge hole, a switch valve is arranged on the discharge pipe, heating wires are arranged in the side wall of the dehydration kettle, the dehydration turning mechanism is arranged on the top wall of the dehydration kettle, the drying mechanism is arranged on the side wall of the dehydration kettle, the drying mechanism is positioned at the upper part of the dehydration kettle, and the drying mechanism is symmetrically provided with two groups about the dehydration turning mechanism. The invention relates to the technical field of piperazine dehydration, and particularly provides a dehydration kettle for piperazine compound production and a working method thereof, wherein the dehydration kettle can uniformly dehydrate piperazine and dry moisture generated by dehydration so as to ensure dehydration and drying efficiency.
Description
Technical Field
The invention relates to the technical field of piperazine dehydration, in particular to a dehydration kettle for piperazine compound production and a working method thereof.
Background
Piperazine is an important medical intermediate and a fine chemical raw material, and can be used for synthesizing piperazine phosphate, piperazine sulfate, norfloxacin, pipemidic acid, quinolone, rifampicin and other medicines. At present, much effort is put into developing the medicinal efficacy of piperazine derivatives abroad. Piperazine is usually produced in the form of polyethylene polyamine co-product, and the finished product is trihydrate, hexahydrate and the like, and anhydrous piperazine which is generally sold on the market is produced through a series of dehydration treatment.
The prior piperazine dehydration device usually adopts high temperature to dehydrate, and moisture generated in the dehydration process exists in a dehydration kettle and cannot be effectively discharged in time, so that the dehydration efficiency of piperazine can be influenced; in addition, the existing dehydration device lacks a turning mechanism and cannot uniformly adjust the position of piperazine in the dehydration kettle, thereby causing uneven dehydration.
Disclosure of Invention
In order to overcome the above defects, the present invention provides a dehydration kettle for piperazine compound production, which can uniformly dehydrate piperazine and dry moisture generated by dehydration to ensure dehydration and drying efficiency, and a working method thereof.
The invention provides the following technical scheme: the invention provides a dehydration kettle for producing a piperazine compound, which comprises a dehydration kettle, a dehydration and turning mechanism and a drying mechanism, wherein a charging hopper is arranged on the side wall of the dehydration kettle, a discharge hole is arranged on the bottom wall of the dehydration kettle, a discharge pipe is arranged on the discharge hole, a switch valve is arranged on the discharge pipe, heating wires are arranged in the side wall of the dehydration kettle, the dehydration and turning mechanism is arranged on the top wall of the dehydration kettle, the drying mechanism is arranged on the side wall of the dehydration kettle, the drying mechanism is positioned at the upper part of the dehydration kettle, and the drying mechanism is symmetrically provided with two groups about the dehydration and turning mechanism.
In order to realize the turning of piperazine and improve the dehydration uniformity of piperazine, the dehydration turning mechanism comprises a turning motor, a suspension bracket, an inner gear disc, a driving shaft, a first crank, a first connecting rod, a second connecting rod, a driving gear, a first driven gear, a second driven gear, a third connecting rod, a fourth connecting rod, a second crank, a third crank and a stirring shaft, wherein the turning motor is arranged on a dehydration kettle, the suspension bracket is arranged on the inner top wall of the dehydration kettle, the inner gear disc is arranged at the lower end of the suspension bracket, the driving shaft is connected with an output shaft of the turning motor, the lower end of the driving shaft is retracted by one end of the first crank, one ends of the first connecting rod and the second connecting rod are hinged with the free end of the first crank, a driving shaft is arranged at the connecting position of the first crank, the first connecting rod and the second connecting rod, and the driving gear is arranged on the driving shaft, all be equipped with driven shaft one and driven shaft two on driven gear one and the driven gear two, driven shaft one and two free ends of locating connecting rod one and connecting rod two of rotating respectively of driven shaft, driven gear one and driven gear bisymmetry are in the driving gear both sides, driven gear one and driven gear two respectively with the driving gear meshing, driven gear one and driven gear two all with the internal gear dish meshing, connecting rod three and the one end of connecting rod four are all connected jointly and are located on the driving shaft, connecting rod three and the free end of connecting rod four are located respectively on driven shaft one and the driven shaft two, crank two and crank three one end respectively with driven shaft one, driven shaft two rotate and link to each other, crank two and crank three free end rotate and link to each other, the (mixing) shaft rotates and locates crank two and crank three free ends, be equipped with the stirring leaf on the (mixing) shaft.
For realizing the drying of moisture in the dehydration cauldron, stoving mechanism includes stoving case, moisture absorption granule conveying component, collecting box backup pad and moisture absorption granule collecting box, the stoving case is located on the lateral wall of dehydration cauldron, the one end that the stoving case is located the dehydration cauldron sets up for hollow out construction, the one end that the stoving case is located the outer of dehydration cauldron is equipped with the moisture absorption granule and adds the mouth, the moisture absorption granule adds the mouth in and is equipped with the shutoff stopper, moisture absorption granule conveying component locates the stoving incasement, the collecting box backup pad is located on the dehydration cauldron lateral wall, moisture absorption granule collecting box is located in the collecting box backup pad, it is equipped with the collection steamer tray to slide in the moisture absorption granule collecting box, be equipped with the conveying pipeline between the diapire of moisture absorption granule collecting box and stoving case, be equipped with the control valve on the conveying pipeline.
Furthermore, moisture-absorbing particle conveying assembly includes conveying motor, carries axle and auger delivery blade, conveying motor locates on the lateral wall of stoving case, carry the axle rotation to locate the stoving incasement, carry the axle and link to each other with conveying motor's output shaft, auger delivery blade locates on carrying the axle.
The invention provides a working method of a dehydration kettle for piperazine compound production, which comprises the following steps:
(1) Adding a piperazine compound to be dehydrated into a dehydration kettle through a charging hopper;
(2) Heating the dehydration kettle under the action of a heating wire, and dehydrating and drying the piperazine compound in the dehydration kettle under the action of high temperature;
(3) Moisture absorption particles are added into the drying box through the moisture absorption particle adding port, the conveying motor is started to rotate forwards, the conveying motor drives the conveying shaft to rotate forwards, the conveying shaft drives the spiral conveying blade to rotate, the spiral conveying blade conveys the moisture absorption particles to one end of the drying box, which is positioned in the dehydration kettle, and the moisture absorption particles absorb moisture generated in the drying process;
(4) The stirring motor is started in the dehydration and drying process, the stirring motor drives the driving shaft to rotate, the driving shaft drives the crank I to rotate, one end of the crank I drives the driving gear to rotate through the driving shaft, the driving gear drives the driven gear to rotate along the inner gear disc through being meshed with the driven gear, the driven gear drives the stirring shaft to rotate while revolving through the third connecting rod, the fourth connecting rod, the second crank and the third crank in the rotation process of the driven gear, and the stirring shaft drives the stirring blades to stir the piperazine compound, so that the dehydration efficiency of the piperazine compound is realized.
The invention with the structure has the following beneficial effects: according to the dehydration kettle for producing the piperazine compound and the working method thereof, the piperazine compound in the dehydration kettle is turned through the arrangement of the dehydration turning mechanism, so that the high temperature provided by the heating wire is matched, the piperazine compound in the dehydration kettle is uniformly dehydrated and dried, moisture generated in the dehydration and drying process is absorbed by moisture absorption particles in the drying box, the moisture absorption particles are replaced through the arrangement of the moisture absorption particle conveying assembly, and the moisture absorption efficiency of the moisture absorption particles is ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of a dehydration kettle for piperazine compound production and the working method thereof according to the present invention;
FIG. 2 is a schematic structural diagram of the upper part of a dehydration kettle for piperazine compound production and a dehydration turning mechanism of the working method thereof;
fig. 3 is a schematic structural diagram of the lower part of a dehydration kettle for piperazine compound production and a dehydration turning mechanism of the working method thereof.
The device comprises a dehydration kettle 1, a dehydration turning mechanism 2, a dehydration turning mechanism 3, a drying mechanism 4, a feeding hopper 5, a discharge pipe 6, a heating wire 7, a turning motor 8, a suspension bracket 9, an internal gear disc 10, a driving shaft 11, a first crank 12, a first connecting rod 13, a second connecting rod 14, a driving gear 15, a first driven gear 16, a second driven gear 17, a third connecting rod 18, a fourth connecting rod 19, a second crank 20, a third crank 21, a stirring shaft 22, a stirring blade 23, a drying box 24, a collecting box supporting plate 25, a moisture absorption particle collecting box 26, a moisture absorption particle adding port 27, a collecting drawer 28, a conveying pipe 29, a conveying motor 30, a conveying shaft 31 and a spiral conveying blade.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1 to 3, the technical solution adopted by the present invention is as follows: the utility model provides a piperazine compound production is with dehydration cauldron 1, including dehydration cauldron 1, the dehydration turns mechanism 2 and stoving mechanism 3, be equipped with loading hopper 4 on the 1 lateral wall of dehydration cauldron, be equipped with the discharge gate on the diapire of dehydration cauldron 1, be equipped with discharging pipe 5 on the discharge gate, be equipped with the ooff valve on discharging pipe 5, be equipped with heater strip 6 in the lateral wall of dehydration cauldron 1, the dehydration turns mechanism 2 and locates on the roof of dehydration cauldron 1, stoving mechanism 3 locates on the 1 lateral wall of dehydration cauldron, stoving mechanism 3 is located the upper portion of dehydration cauldron 1, stoving mechanism 3 turns about the dehydration 2 symmetries of mechanism and is equipped with two sets ofly.
Wherein, the dehydration turning mechanism 2 comprises a turning motor 7, a suspension bracket 8, an internal gear disc 9, a driving shaft 10, a first crank 11, a first connecting rod 12, a second connecting rod 13, a driving gear 14, a first driven gear 15, a second driven gear 16, a third connecting rod 17, a fourth connecting rod 18, a second crank 19, a third crank 20 and a stirring shaft 21, the turning motor 7 is arranged on the dehydration kettle 1, the suspension bracket 8 is arranged on the inner top wall of the dehydration kettle 1, the internal gear disc 9 is arranged at the lower end of the suspension bracket 8, the driving shaft 10 is connected with the output shaft of the turning motor 7, one end of the first crank 11 is provided with the lower end of the driving shaft 10, one ends of the first connecting rod 12 and the second connecting rod 13 are hinged with the free end of the first crank 11, the driving shaft is arranged at the connecting position of the first crank 11, the first connecting rod 12 and the second connecting rod 13, the driving gear 14 is arranged on the driving shaft, the first driven shaft and the second driven shaft are respectively arranged on the first driven gear 15 and the second driven gear 16, driven shaft one and two free ends of locating connecting rod one 12 and connecting rod two 13 that rotate respectively of driven shaft, driven gear 15 and two 16 symmetric bit in driving gear 14 both sides of driven gear, driven gear 15 and driven gear two 16 mesh with driving gear 14 respectively, driven gear 15 and two 16 all mesh with internal gear dish 9, the one end of connecting rod three 17 and connecting rod four 18 is all connected jointly and is located on the driving shaft, the free end of connecting rod three 17 and connecting rod four 18 is located on driven shaft one and the driven shaft two respectively, the one end of crank two 19 and crank three 20 is respectively with driven shaft one, driven shaft two rotates and links to each other, the free end of crank two 19 and crank three 20 is located in the rotation of (mixing) shaft 21, be equipped with stirring leaf 22 on the (mixing) shaft 21.
The invention provides a working method of a dehydration kettle 1 for piperazine compound production, which comprises the following steps:
(1) Adding a piperazine compound to be dehydrated into the dehydration kettle 1 through a charging hopper 4;
(2) Heating the dehydration kettle 1 under the action of a heating wire 6, and dehydrating and drying a piperazine compound in the dehydration kettle 1 under the action of high temperature;
(3) Moisture absorption particles are added into the drying box 23 through the moisture absorption particle adding port 26, the conveying motor 29 is started to rotate forwards, the conveying motor 29 drives the conveying shaft 30 to rotate forwards, the conveying shaft 30 drives the spiral conveying blades 31 to rotate, the spiral conveying blades 31 convey the moisture absorption particles to one end of the drying box 23, which is positioned in the dehydration kettle 1, and the moisture absorption particles absorb moisture generated in the drying process;
(4) In the dehydration and drying process, a turning motor 7 is started, the turning motor 7 drives a driving shaft 10 to rotate, the driving shaft 10 drives a crank I11 to rotate, one end of the crank I11 drives a driving gear 14 to rotate through a driving shaft, the driving gear 14 drives a driven gear to rotate along an inner gear disc 9 through meshing with the driven gear, a stirring shaft 21 is driven to rotate while revolving through a connecting rod III 17, a connecting rod IV 18, a crank II 19 and a crank III 20 in the rotation process of the driven gear, the stirring shaft 21 drives a stirring blade 22 to turn and stir a piperazine compound, and the dehydration efficiency of the piperazine compound is achieved.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a piperazine compound production is with dehydration cauldron, includes the dehydration cauldron, and its characterized in that still turns mechanism and stoving mechanism including the dehydration, be equipped with the loading hopper on the dehydration cauldron lateral wall, be equipped with the discharge gate on the diapire of dehydration cauldron, be equipped with the discharging pipe on the discharge gate, be equipped with the ooff valve on the discharging pipe, be equipped with the heater strip in the lateral wall of dehydration cauldron, the dehydration turns the mechanism and locates on the roof of dehydration cauldron, stoving mechanism locates on the dehydration cauldron lateral wall, stoving mechanism is located the upper portion of dehydration cauldron, stoving mechanism turns the mechanism symmetry about the dehydration and is equipped with two sets ofly.
2. The dehydration kettle for piperazine compound production according to claim 1, wherein said dehydration and turning mechanism comprises a turning motor, a suspension frame, an internal gear plate, a driving shaft, a first crank, a first connecting rod, a second connecting rod, a driving gear, a first driven gear, a second driven gear, a third connecting rod, a fourth connecting rod, a second crank, a third crank and a stirring shaft, wherein said turning motor is arranged on the dehydration kettle, said suspension frame is arranged on the inner top wall of the dehydration kettle, said internal gear plate is arranged at the lower end of the suspension frame, said driving shaft is connected with the output shaft of the turning motor, one end of the first crank receives the lower end of the driving shaft, one ends of the first connecting rod and the second connecting rod are hinged with the free end of the first crank, a driving shaft is arranged at the connection position of the first crank, the first connecting rod and the second connecting rod, said driving gear is arranged on the driving shaft, all be equipped with driven shaft one and driven shaft two on driven gear one and the driven gear two, driven shaft one and two free ends of locating connecting rod one and connecting rod two of rotating respectively of driven shaft, driven gear one and driven gear bisymmetry are in the driving gear both sides, driven gear one and driven gear two respectively with the driving gear meshing, driven gear one and driven gear two all with the internal gear dish meshing, connecting rod three and the one end of connecting rod four are all connected jointly and are located on the driving shaft, connecting rod three and the free end of connecting rod four are located respectively on driven shaft one and the driven shaft two, crank two and crank three one end respectively with driven shaft one, driven shaft two rotate and link to each other, crank two and crank three free end rotate and link to each other, the (mixing) shaft rotates and locates crank two and crank three free ends, be equipped with the stirring leaf on the (mixing) shaft.
3. The dehydration kettle for piperazine compound production according to claim 2, wherein said drying mechanism comprises a drying box, a moisture absorption particle conveying component, a collecting box supporting plate and a moisture absorption particle collecting box, said drying box is disposed on the side wall of the dehydration kettle, the end of said drying box located at the dehydration kettle is a hollow structure, the end of said drying box located outside the dehydration kettle is provided with a moisture absorption particle adding port, said moisture absorption particle adding port is provided with a plug, said moisture absorption particle conveying component is disposed in the drying box, said collecting box supporting plate is disposed on the side wall of the dehydration kettle, said moisture absorption particle collecting box is disposed on the collecting box supporting plate, said moisture absorption particle collecting box is slidably provided with a collecting drawer, a material conveying pipe is disposed between said moisture absorption particle collecting box and the bottom wall of the drying box, and said material conveying pipe is provided with a control valve.
4. The dehydration kettle according to claim 3, wherein said moisture-absorbing particle transportation assembly comprises a transportation motor, a transportation shaft and a spiral transportation blade, said transportation motor is disposed on a side wall of the drying box, said transportation shaft is rotatably disposed in the drying box, said transportation shaft is connected to an output shaft of the transportation motor, and said spiral transportation blade is disposed on the transportation shaft.
5. The method for operating a dehydration kettle for piperazine compound production according to any one of claims 1 to 4, comprising the steps of:
(1) Adding a piperazine compound to be dehydrated into a dehydration kettle through a charging hopper;
(2) Heating the dehydration kettle under the action of a heating wire, and dehydrating and drying the piperazine compound in the dehydration kettle under the action of high temperature;
(3) Moisture absorption particles are added into the drying box through the moisture absorption particle adding port, the conveying motor is started to rotate forwards, the conveying motor drives the conveying shaft to rotate forwards, the conveying shaft drives the spiral conveying blade to rotate, the spiral conveying blade conveys the moisture absorption particles to one end of the drying box, which is positioned in the dehydration kettle, and the moisture absorption particles absorb moisture generated in the drying process;
(4) The stirring motor is started in the dehydration drying process, the stirring motor drives the driving shaft to rotate, the driving shaft drives the crank I to rotate, one end of the crank I drives the driving gear to rotate through the driving shaft, the driving gear drives the driven gear to rotate along the inner gear disc through being meshed with the driven gear, the driven gear drives the stirring shaft to rotate while revolving through the third connecting rod, the fourth connecting rod, the second crank and the third crank in the rotation process of the driven gear, the stirring shaft drives the stirring blades to stir the piperazine compound, and the dehydration efficiency of the piperazine compound is achieved.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210954085.1A CN115253974A (en) | 2022-08-10 | 2022-08-10 | Dehydration kettle for piperazine compound production and working method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210954085.1A CN115253974A (en) | 2022-08-10 | 2022-08-10 | Dehydration kettle for piperazine compound production and working method thereof |
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| CN202210954085.1A Pending CN115253974A (en) | 2022-08-10 | 2022-08-10 | Dehydration kettle for piperazine compound production and working method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116751146A (en) * | 2023-06-21 | 2023-09-15 | 韩城森绿环保新能源有限公司 | Method for preparing prosulfocarb by using coking gas desulfurization and decyanation waste liquid |
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| KR20040032846A (en) * | 2004-03-29 | 2004-04-17 | 허행조 | A drier |
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| CN210783156U (en) * | 2019-09-03 | 2020-06-19 | 天津市柠檬科技有限公司 | Drying device is used in dancing shoes preparation processing |
| CN211440718U (en) * | 2019-12-20 | 2020-09-08 | 广东巨塑科技有限公司 | Vacuum material drying machine for plastic production |
| CN214842191U (en) * | 2021-02-24 | 2021-11-23 | 江苏蓝湾生物科技有限公司 | Gel drying device is restoreed to bioactive glass |
| CN215901630U (en) * | 2021-06-15 | 2022-02-25 | 李晓峰 | Multi-shaft food stirring device |
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| CN208604002U (en) * | 2018-06-29 | 2019-03-15 | 王培鑫 | A kind of livestock and poultry feces drying device |
| CN210783156U (en) * | 2019-09-03 | 2020-06-19 | 天津市柠檬科技有限公司 | Drying device is used in dancing shoes preparation processing |
| CN211440718U (en) * | 2019-12-20 | 2020-09-08 | 广东巨塑科技有限公司 | Vacuum material drying machine for plastic production |
| CN214842191U (en) * | 2021-02-24 | 2021-11-23 | 江苏蓝湾生物科技有限公司 | Gel drying device is restoreed to bioactive glass |
| CN215901630U (en) * | 2021-06-15 | 2022-02-25 | 李晓峰 | Multi-shaft food stirring device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116751146A (en) * | 2023-06-21 | 2023-09-15 | 韩城森绿环保新能源有限公司 | Method for preparing prosulfocarb by using coking gas desulfurization and decyanation waste liquid |
| CN116751146B (en) * | 2023-06-21 | 2024-01-26 | 韩城森绿环保新能源有限公司 | Method for preparing prosulfocarb by using coking gas desulfurization and decyanation waste liquid |
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