CN113952915B - Preparation facilities of biphenyl dichloro benzyl - Google Patents
Preparation facilities of biphenyl dichloro benzyl Download PDFInfo
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- CN113952915B CN113952915B CN202111575483.4A CN202111575483A CN113952915B CN 113952915 B CN113952915 B CN 113952915B CN 202111575483 A CN202111575483 A CN 202111575483A CN 113952915 B CN113952915 B CN 113952915B
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- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 239000004305 biphenyl Substances 0.000 title claims abstract description 17
- 235000010290 biphenyl Nutrition 0.000 title claims abstract description 17
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 238000003756 stirring Methods 0.000 claims abstract description 98
- 238000006243 chemical reaction Methods 0.000 claims abstract description 58
- 230000005540 biological transmission Effects 0.000 claims abstract description 46
- 238000007599 discharging Methods 0.000 claims description 12
- 229920001971 elastomer Polymers 0.000 claims description 4
- 238000007790 scraping Methods 0.000 claims description 3
- YUOWNADPFFRYOU-UHFFFAOYSA-N 3-benzyl-1,2-dichloro-4-phenylbenzene Chemical group ClC1=C(C(=C(C=C1)C1=CC=CC=C1)CC1=CC=CC=C1)Cl YUOWNADPFFRYOU-UHFFFAOYSA-N 0.000 claims 6
- 238000007789 sealing Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 82
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 44
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 42
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 42
- 239000002994 raw material Substances 0.000 description 33
- 238000000034 method Methods 0.000 description 12
- 230000033001 locomotion Effects 0.000 description 10
- 238000003786 synthesis reaction Methods 0.000 description 6
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 6
- 230000007423 decrease Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- -1 hydrogen ions Chemical class 0.000 description 4
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000011592 zinc chloride Substances 0.000 description 3
- 235000005074 zinc chloride Nutrition 0.000 description 3
- 229930040373 Paraformaldehyde Natural products 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 229920002866 paraformaldehyde Polymers 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- QWUWMCYKGHVNAV-UHFFFAOYSA-N 1,2-dihydrostilbene Chemical group C=1C=CC=CC=1CCC1=CC=CC=C1 QWUWMCYKGHVNAV-UHFFFAOYSA-N 0.000 description 1
- INZDTEICWPZYJM-UHFFFAOYSA-N 1-(chloromethyl)-4-[4-(chloromethyl)phenyl]benzene Chemical group C1=CC(CCl)=CC=C1C1=CC=C(CCl)C=C1 INZDTEICWPZYJM-UHFFFAOYSA-N 0.000 description 1
- 238000010464 Blanc reaction Methods 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical class O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 238000007265 chloromethylation reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- YBBRCQOCSYXUOC-UHFFFAOYSA-N sulfuryl dichloride Chemical compound ClS(Cl)(=O)=O YBBRCQOCSYXUOC-UHFFFAOYSA-N 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- 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
-
- 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
-
- 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
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
-
- 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
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
- B01J4/007—Feed or outlet devices as such, e.g. feeding tubes provided with moving parts
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
-
- 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
- B01J2204/00—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices
- B01J2204/002—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices the feeding side being of particular interest
-
- 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
- B01J2204/00—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices
- B01J2204/005—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices the outlet side being of particular interest
Abstract
The invention discloses a preparation device of biphenyl dichlorobenzyl, which relates to the field of reaction kettles and comprises a reaction kettle, wherein an air inlet valve, a feed valve and an air supply valve are fixedly connected to one side wall of the reaction kettle, an electric telescopic cylinder is fixedly connected to the top of the reaction kettle, a driving motor is arranged at the top of the electric telescopic cylinder, an output shaft is fixedly connected to the bottom of the driving motor, a transmission cavity and a stirring cavity are fixedly formed in the reaction kettle, the stirring cavity is communicated with the feed valve and the air supply valve, a stirring assembly is arranged in the stirring cavity, the output shaft penetrates through the reaction kettle and is connected with the stirring assembly, a transmission assembly is arranged in the transmission cavity, and the transmission assembly is connected with the output shaft.
Description
Technical Field
The invention relates to the field of reaction kettles, in particular to a preparation device of biphenyl dichlorobenzyl.
Background
Biphenyl dichlorobenzyl, also known as 4, 4' -dichloromethyl biphenyl, having a molecular formula of C14H12Cl2The relative molecular weight is 251, the melting point is 136 ℃, and the boiling point is 235 ℃.
The synthesis process of biphenyl dichlorobenzyl is currently and generally adopted at home and abroad, and biphenyl and paraformaldehyde are taken as raw materials and are synthesized through a Blanc chloromethylation reaction under the action of a catalyst zinc chloride. In the synthesis process, the hydrogen ion consumption concentration is gradually reduced along with the reaction, so that the concentration of the protonated formaldehyde participating in the reaction is reduced along with the reduction of the hydrogen ion consumption concentration, and the synthesis of a target product is not facilitated, therefore, the continuous introduction of the hydrogen chloride gas becomes an important condition for the synthesis reaction to smoothly and efficiently proceed.
The invention discloses a preparation process of biphenyl dichlorobenzyl with a Chinese patent publication number of CN107473927A, belonging to the technical field of chemical synthesis. The invention takes paraformaldehyde and biphenyl as raw materials, and prepares biphenyl dichlorobenzyl under the catalytic action of zinc chloride, acetic acid and cyclohexane, and the invention utilizes the reaction of sulfuryl chloride and concentrated hydrochloric acid to continuously provide hydrogen chloride gas for the synthesis reaction, so that the chloromethylation reaction is smoothly carried out, the yield and the product quality of the biphenyl dichlorobenzyl are improved, the sewage treatment capacity is less, and the treatment cost is low. The preparation process of biphenyl dichlorobenzyl avoids the reduction of the catalytic effect of zinc chloride caused by introducing excessive water into a reaction system and avoids the generation of strong carcinogenic intermediate products. The production process is green and environment-friendly, reduces the production cost, and is suitable for industrial expanded production.
However, the above invention and the center of the background art have great disadvantages:
firstly, the method comprises the following steps: the amount of hydrogen chloride gas entering the raw material is difficult to control, when the hydrogen chloride gas enters too much, the amount of hydrogen chloride gas in the raw material reaction cavity is excessive, so that the waste of the hydrogen chloride gas is caused, and the workload of subsequent hydrogen chloride gas recovery is increased;
secondly, the method comprises the following steps: when the hydrogen chloride gas is used as a catalyst in raw materials, the hydrogen chloride gas has almost no pressure on the raw materials, the intermolecular contact force is small, the catalytic rate of the hydrogen chloride gas is reduced, the reaction time is long, and the production rate of the biphenyl dichlorobenzyl is slow.
Disclosure of Invention
The invention aims to provide a preparation device of bibenzyl dichloride, which is used for solving the problems in the background technology.
The technical scheme of the invention is as follows: a device for preparing biphenyl dichlorobenzyl comprises a reaction kettle, wherein an air inlet valve, a feed valve and an air supply valve are fixedly connected to one side wall of the reaction kettle, an electric telescopic cylinder is fixedly connected to the top of the reaction kettle, a driving motor is arranged at the top of the electric telescopic cylinder, an output shaft is fixedly connected to the bottom of the driving motor, a transmission cavity and a stirring cavity are fixedly formed in the reaction kettle, the stirring cavity is communicated with the feed valve and the air supply valve, a stirring assembly is arranged in the stirring cavity, the output shaft penetrates through the reaction kettle and is connected with the stirring assembly, a transmission assembly is arranged in the transmission cavity and is connected with the output shaft, a gas cavity is fixedly formed in the top of the stirring cavity, a piston assembly is fixedly connected in the gas cavity, the air inlet valve is communicated with the gas cavity, and the bottom of the transmission assembly is inserted in the gas cavity and is connected with the piston assembly, a discharge valve is fixedly arranged at the bottom of the reaction kettle, and a discharge assembly is arranged in the discharge valve.
Preferably, the transmission assembly comprises a fixing ring and a rotating sleeve, the fixing ring is fixedly connected with the output shaft, a clutch assembly is arranged between the fixing ring and the rotating sleeve, the outer wall of the rotating sleeve is fixedly connected with bevel teeth, a telescopic rod is fixedly connected in the transmission cavity, the end part of the telescopic rod is rotatably connected with a bevel gear, the bevel gear is meshed with the bevel teeth, one end, far away from the telescopic rod, of the bevel gear is rotatably connected with a linkage rod, and the end part of the linkage rod is connected with the piston assembly.
Preferably, the piston assembly comprises a piston rod and a one-way valve, the top of the piston rod is rotatably connected with the linkage rod, the bottom of the piston rod is rotatably connected with the one-way valve, and the peripheral wall of the one-way valve is hermetically connected with the inner wall of the gas cavity.
Preferably, the clutch assembly comprises a spring and a clamping block, a mounting groove is fixedly formed in the inner wall of the rotating sleeve, the spring is arranged in the mounting groove, two end ports of the spring are respectively fixedly connected with the mounting groove and the clamping block, a clamping groove is fixedly formed in the outer wall of the fixing ring, and the clamping block is connected with the clamping groove in a clamping mode.
Preferably, the stirring subassembly includes overcoat, connecting axle, stirring chamber bottom fixedly connected with mount pad, the overcoat bottom with the mount pad rotates to be connected, the inside fixed cavity of having seted up of overcoat, the connecting axle top with output shaft fixed connection, the connecting axle inserts in the cavity, the through-hole and the bearing frame of a plurality of long waist types are all fixed to overcoat both sides wall, the overcoat both sides all are provided with a plurality of stirring leaves, one side fixedly connected with head rod and the second connecting rod that the stirring leaf is close to the overcoat, the head rod with the bearing frame rotates to be connected, symmetry fixedly connected with connecting plate on the connecting axle, the one end that the stirring leaf was kept away from to the second connecting rod runs through the through-hole and with connecting plate fixed connection.
Preferably, the end of the stirring blade is fixedly connected with a scraping plate.
Preferably, ejection of compact subassembly includes rotating assembly, connecting cylinder, reation kettle bottom fixedly connected with mounting panel, the fixed export of having seted up on the mounting panel, the connecting cylinder bottom with the export is rotated and is connected, the connecting cylinder top with the bleeder valve rotates and connects, the inside fixedly connected with support of connecting cylinder, rotating assembly sets up on the mounting panel, fixedly connected with stirring head on the support, the fixed external tooth that is provided with of connecting cylinder outer wall, rotating assembly with the external tooth links to each other.
Preferably, the rotating assembly comprises a rotating motor and a transmission gear, the rotating motor is arranged on the mounting plate, the output end of the rotating motor is meshed with the transmission gear, and the transmission gear is meshed with the external teeth.
Preferably, the mounting plate is fixedly provided with a mounting sleeve, and the rotating motor is arranged in the mounting sleeve.
Preferably, the bottom of the reaction kettle is fixedly connected with a support column, and the bottom of the support column is fixedly connected with a rubber pad.
The invention provides a preparation device of biphenyl dichlorobenzyl by improvement, compared with the prior art, the preparation device has the following improvements and advantages:
one is as follows: in a reaction mode, the fixing ring is used for driving the rotating sleeve to rotate, the rotating sleeve drives the bevel gear to rotate through the bevel gear, so that the bevel gear drives the linkage rod to rotate, the circle center of the linkage rod is different from that of the bevel gear, the rotary motion of the linkage rod can form a reciprocating motion effect in the vertical direction, the linkage rod drives the piston rod to reciprocate up and down in the gas cavity, when the one-way valve moves upwards, hydrogen chloride gas in the gas cavity can be supplemented into the stirring cavity through the one-way valve, when the one-way valve moves downwards, the hydrogen chloride gas in the stirring cavity can be extruded through the one-way valve, pressure is applied to the hydrogen chloride gas, and the catalysis rate of the hydrogen chloride gas to raw materials is improved.
The second step is as follows: when the one-way valve moves upwards and the hydrogen chloride gas in the stirring cavity is at a saturation value or exceeds the saturation value, the clutch assembly controls the rotating sleeve and the fixing ring to be separated from a transmission state, so that the one-way valve cannot continuously move up and down in a reciprocating manner, the hydrogen chloride concentration is reduced along with the reaction of the raw materials in the stirring cavity, the hydrogen ion concentration is reduced, the clutch assembly controls the rotating sleeve and the fixing ring to be recovered to the transmission state, the one-way valve is continuously driven to move up and down in a reciprocating manner, the hydrogen chloride gas in the gas cavity is continuously supplemented into the stirring cavity, and therefore the hydrogen ions in the stirring cavity are continuously enough, and the reaction of the raw materials is always in a stable high-speed state.
And thirdly: in a discharging mode, the electric telescopic cylinder drives the driving motor to move downwards so as to drive the connecting shaft to move downwards, so that the connecting plate moves downwards, the connecting plate drives the second connecting rod to move downwards through the long-waist-shaped through hole, one end of the stirring blade moves downwards, the other end of the stirring blade rotates in the bearing seat through the first connecting rod, the steering stability of the stirring blade is ensured, the inner side wall of the stirring blade can push the raw materials, an inclined downward thrust is provided for the raw materials, the raw material discharging efficiency is improved, the inner wall of the reaction kettle can be effectively cleaned through the scraper, the cleaning efficiency is improved, and the raw materials are prevented from being left.
Fourthly, the method comprises the following steps: in the discharging mode, the rotary motor drives the connecting cylinder to rotate through the transmission gear, and the stirring head in the connecting cylinder can stir and dredge the raw materials in the discharging valve, so that the discharging efficiency is improved, and blockage is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the overall structure of the present invention;
FIG. 3 is a top assembly view of the retaining ring and rotating sleeve of the present invention;
FIG. 4 is an enlarged view of FIG. 2 at B;
FIG. 5 is a schematic perspective view of the stirring assembly of the present invention;
FIG. 6 is an enlarged view of FIG. 5 at D;
FIG. 7 is a schematic top view of a stirring assembly of the present invention;
FIG. 8 is a schematic side view of the stirring assembly of the present invention in both the reaction mode and the discharge mode;
fig. 9 is an enlarged view of a portion a in fig. 2.
In the figure: 1. a reaction kettle; 101. an intake valve; 102. a feed valve; 103. a transmission cavity; 104. a stirring chamber; 105. a gas chamber; 106. a discharge valve; 107. a mounting seat; 108. mounting a plate; 109. an outlet; 110. installing a sleeve; 111. an air supply valve; 2. a drive motor; 201. an output shaft; 3. a support pillar; 4. a rubber pad; 5. a stirring assembly; 501. a jacket; 502. a connecting shaft; 503. a cavity; 504. a through hole; 505. a bearing seat; 506. stirring blades; 507. a first connecting rod; 508. a second connecting rod; 509. a connecting plate; 510. a squeegee; 6. a transmission assembly; 601. a fixing ring; 602. rotating the sleeve; 603. conical teeth; 604. a telescopic rod; 605. a bevel gear; 606. a linkage rod; 607. a spring; 608. a clamping block; 609. mounting grooves; 610. a card slot; 7. a piston assembly; 701. a piston rod; 702. a one-way valve; 8. an electric telescopic cylinder; 9. a discharge assembly; 901. a connecting cylinder; 902. a support; 903. a stirring head; 904. an outer tooth; 905. a rotating electric machine; 906. a transmission gear.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-9, an embodiment of the present invention provides a apparatus for preparing biphenyl dichlorobenzyl, including a reaction kettle 1, a sidewall of the reaction kettle 1 is fixedly connected with an air inlet valve 101, a feed valve 102, and an air supply valve 111, a top of the reaction kettle 1 is fixedly connected with an electric telescopic cylinder 8, a top of the electric telescopic cylinder 8 is provided with a driving motor 2, a bottom of the driving motor 2 is fixedly connected with an output shaft 201, a driving cavity 103 and a stirring cavity 104 are fixedly disposed inside the reaction kettle 1, the stirring cavity 104 is communicated with the feed valve 102 and the air supply valve 111, a stirring component 5 is disposed in the stirring cavity 104, the output shaft 201 penetrates through the reaction kettle 1 and is connected with the stirring component 5, the driving cavity 103 is provided with a driving component 6, the driving component 6 is connected with the output shaft 201, a top of the stirring cavity 104 is fixedly provided with a gas cavity 105, a piston component 7 is fixedly connected in the gas cavity 105, the air inlet valve 101 is communicated with the gas cavity 105, the bottom of the transmission component 6 is inserted in the gas cavity 105 and connected with the piston component 7, the bottom of the reaction kettle 1 is fixedly provided with a discharge valve 106, and the discharge valve 106 is internally provided with a discharge component 9.
Specifically, referring to fig. 1-2, the feed valve 102 is used for feeding the raw material into the reaction kettle 1, the gas feed valve 111 is used for injecting hydrogen chloride gas into the reaction kettle 1, so that hydrogen ions in the reaction kettle 1 are sufficient, and then the gas inlet valve 101 is used for continuously injecting hydrogen chloride gas into the gas cavity 105 for standby;
the preparation device in the invention comprises two modes: firstly, in a reaction mode, a driving motor 2 is started to drive a stirring assembly 5 to stir raw materials, the raw materials react in a stirring cavity 104, meanwhile, the driving motor 2 drives a piston assembly 7 to operate through a transmission assembly 6, hydrogen chloride gas in a gas cavity 105 is timely supplemented into the stirring cavity 104 through the piston assembly 7, so that hydrogen ions are input into the stirring cavity 104, and the reaction rate is improved;
the second kind, arranges the material mode, arranges under the material mode, rotating electrical machines 905 starts to drive gear 906 rotatory, and drive gear 906 drives ejection of compact subassembly 9 this moment and carries out rotary motion for ejection of compact subassembly 9 can be rotatory in bleeder valve 106, improves ejection of compact speed.
The transmission assembly 6 comprises a fixing ring 601 and a rotating sleeve 602, the fixing ring 601 is fixedly connected with the output shaft 201, a clutch assembly is arranged between the fixing ring 601 and the rotating sleeve 602, the outer wall of the rotating sleeve 602 is fixedly connected with bevel teeth 603, a telescopic rod 604 is fixedly connected in the transmission cavity 103, the end part of the telescopic rod 604 is rotatably connected with a bevel gear 605, the bevel gear 605 is meshed with the bevel teeth 603, one end, far away from the telescopic rod 604, of the bevel gear 605 is rotatably connected with a linkage rod 606, and the end part of the linkage rod 606 is connected with the piston assembly 7.
The piston assembly 7 comprises a piston rod 701 and a one-way valve 702, the top of the piston rod 701 is rotatably connected with the linkage rod 606, the bottom of the piston rod 701 is fixedly connected with the one-way valve 702, and the outer peripheral wall of the one-way valve 702 is hermetically connected with the inner wall of the gas cavity 105.
Specifically, the method comprises the following steps: referring to fig. 2-4, in the reaction mode, the fixing ring 601 is used to drive the rotating sleeve 602 to rotate, the rotating sleeve 602 drives the bevel gear 605 to rotate through the bevel gear 603, so that the bevel gear 605 drives the linkage rod 606 to rotate, the circle center of the linkage rod 606 is different from the circle center of the bevel gear 605, so that the rotation motion of the linkage rod 606 can form a reciprocating motion effect in the vertical direction, and since the linkage rod 606 is movably connected with the bevel gear 605 and the piston rod 701, when the linkage rod 606 rotates, the piston rod 701 tilts and reciprocates in the vertical direction along with the rotation of the linkage rod 606, so that the linkage rod 606 drives the piston rod 701 to reciprocate up and down in the gas cavity 105, when the one-way valve 702 moves up, the hydrogen chloride gas in the gas cavity 105 can pass through the one-way valve 702 and be fed into the stirring cavity 104, in the process, the volume of the gas cavity 105 is gradually reduced, the hydrogen chloride gas is also reduced, the gas pressure in the gas cavity 105 is unchanged, when the check valve 702 moves downwards, the volume in the gas cavity 105 is increased, and meanwhile, the gas inlet valve 101 supplies the hydrogen chloride gas into the gas cavity 105 through an external gas pump, so that when the check valve 702 moves upwards again, the hydrogen chloride gas in the gas cavity 105 is sufficient, the stability of gas transmission of the check valve 702 into the stirring cavity 104 is ensured, the gas transmission failure cannot occur, the hydrogen chloride gas in the stirring cavity 104 can be extruded through the downward movement of the check valve 702, the pressure is applied to the hydrogen chloride gas, and the catalysis rate of the hydrogen chloride gas on raw materials is improved;
in the process, the highest position of the up-and-down reciprocating movement of the check valve 702 is lower than the height of the air inlet valve 101, the check valve is arranged in the air inlet valve 101, when the check valve 702 moves downwards, the volume in the gas cavity 105 is increased, the check valve can allow the hydrogen chloride gas to enter the gas cavity 105 through the air inlet valve 101, and when the check valve 702 moves upwards, the hydrogen chloride gas in the gas cavity 105 cannot pass through the check valve and only can penetrate through the check valve 702, so that the stable output and supplement of the hydrogen chloride gas are ensured.
Wherein, because the amount of the hydrogen chloride gas in the gas cavity 105 entering the stirring cavity 104 through the one-way valve 702 is difficult to control, when the hydrogen chloride gas enters too much, the amount of the hydrogen chloride gas in the stirring cavity 104 exceeds a saturation value, which results in waste of the hydrogen chloride gas, and the workload of subsequent hydrogen chloride gas recovery is increased, through the arrangement of the clutch assembly, after the one-way valve 702 moves upwards, the pressure in the stirring cavity 104 is higher, the clutch assembly controls the rotating sleeve 602 and the fixed ring 601 to separate the rotating sleeve 602 from the fixed ring 601 in a transmission state, so that the one-way valve 702 cannot continuously move up and down in a reciprocating manner, as the reaction of the raw material in the stirring cavity 104 proceeds, the concentration of the hydrogen chloride gradually decreases, the pressure in the stirring cavity 104 decreases, and the clutch assembly controls the rotating sleeve 602 and the fixed ring 601 to recover the transmission state, thereby continuously driving the one-way valve 702 to move up and down in a reciprocating manner, the hydrogen chloride gas in the gas cavity 105 is continuously supplied into the stirring cavity 104, so that the amount of hydrogen ions in the stirring cavity 104 is continuously ensured, and the reaction of the raw materials is always in a stable high-rate state.
The clutch component comprises a spring 607 and a clamping block 608, an installation groove 609 is fixedly formed in the inner wall of the rotating sleeve 602, the spring 607 is arranged in the installation groove 609, two ports of the spring 607 are fixedly connected with the installation groove 609 and the clamping block 608 respectively, a clamping groove 610 is fixedly formed in the outer wall of the fixing ring 601, and the clamping block 608 is connected with the clamping groove 610 in a clamping mode.
Specifically, the method comprises the following steps: referring to fig. 3, when the rotating sleeve 602 and the fixing ring 601 are in a transmission relationship, the latch 608 is engaged with the engaging groove 610, and as the pressure of the gas in the stir chamber 104 gradually increases, the check valve 702 cannot move downward due to the gas pressure, so that the latch 608 is disengaged from the engaging groove 610, and when the gas pressure in the stir chamber 104 decreases, the spring 607 is used for restoring the latch 608, so as to restore the engaged state, so that the check valve 702 can move downward.
Stirring subassembly 5 includes overcoat 501, connecting axle 502, stirring chamber 104 bottom fixedly connected with mount pad 107, overcoat 501 bottom is rotated with mount pad 107 and is connected, the inside fixed cavity 503 of having seted up of overcoat 501, connecting axle 502 top and output shaft 201 fixed connection, connecting axle 502 inserts in cavity 503, a plurality of long waist type's through-hole 504 and bearing frame 505 are all fixed to overcoat 501 both sides wall, overcoat 501 both sides all are provided with a plurality of stirring leaves 506, one side fixedly connected with head rod 507 and the second connecting rod 508 that stirring leaf 506 is close to overcoat 501, head rod 507 rotates with bearing frame 505 to be connected, symmetrical fixedly connected with connecting plate 509 on the connecting axle 502, the one end that stirring leaf 506 was kept away from to second connecting rod 508 runs through the through-hole 504 and with connecting plate 509 fixed connection.
The end of the stirring blade 506 is fixedly connected with a scraping plate 510.
Specifically, the method comprises the following steps: in the reaction mode, the driving motor 2 rotates to drive the connecting shaft 502 to rotate, and the connecting shaft 502 drives the stirring blade 506 to rotate through the second connecting rod 508, so that the raw materials in the stirring cavity 104 are stirred, and the reaction rate is increased;
in the discharging mode, please refer to fig. 5-8, the electric telescopic cylinder 8 drives the driving motor 2 to move downward, so as to drive the connecting shaft 502 to move downward, so that the connecting plate 509 moves downward, so that the connecting plate 509 drives the second connecting rod 508 to move downward through the long-waist-shaped through hole 504, so that one end of the stirring blade 506 moves downward, and the other end of the stirring blade 506 rotates in the bearing seat 505 through the first connecting rod 507, thereby ensuring the steering stability of the stirring blade 506, so that the inner side wall of the stirring blade 506 can push the raw material, so as to provide an inclined downward pushing force to the raw material, thereby improving the discharging efficiency of the raw material, and the inner wall of the reaction kettle 1 can be effectively cleaned through the scraper 510, thereby improving the cleaning efficiency and avoiding the residue of the raw material; in addition, in the process that the stirring blade 506 is inclined from the horizontal state, the distance between the first connecting rod 507 and the second connecting rod 508 is continuously increased, and in order to adapt to the change, the stirring blade 506 can be provided with a two-section type telescopic structure in the width direction, so that the distance change can be adapted.
Ejection of compact subassembly 9 includes rotating assembly, connecting cylinder 901, 1 bottom fixedly connected with mounting panel 108 of reation kettle, the fixed export 109 of having seted up on the mounting panel 108, connecting cylinder 901 bottom is rotated with export 109 and is connected, the connecting cylinder 901 top is rotated with bleeder valve 106 and is connected, the inside fixedly connected with support 902 of connecting cylinder 901, rotating assembly sets up on mounting panel 108, fixedly connected with stirring head 903 on support 902, the fixed external tooth 904 that is provided with of connecting cylinder 901 outer wall, rotating assembly links to each other with external tooth 904.
The rotating assembly comprises a rotating motor 905 and a transmission gear 906, wherein the rotating motor 905 is arranged on the mounting plate 108, the output end of the rotating motor 905 is meshed with the transmission gear 906, and the transmission gear 906 is meshed with the outer teeth 904.
Specifically, the method comprises the following steps: in the discharging mode, the external teeth 904 and the transmission gear 906 are in a transmission state, so that the transmission gear 906 drives the connecting cylinder 901 to rotate through the external teeth 904, the stirring head 903 in the connecting cylinder 901 can stir and dredge the raw materials in the discharging valve 106, the discharging efficiency is improved, and blockage is avoided.
The mounting plate 108 is fixedly provided with a mounting sleeve 110, and the rotating electrical machine 905 is arranged in the mounting sleeve 110, wherein the mounting sleeve 110 is used for mounting the rotating electrical machine 905.
The bottom of the reaction kettle 1 is fixedly connected with a support column 3, and the bottom of the support column 3 is fixedly connected with a rubber pad 4.
The working principle is as follows: firstly, the feed valve 102 is used for feeding raw materials into the reaction kettle 1, the gas feed valve 111 is used for injecting hydrogen chloride gas into the reaction kettle 1, so that the hydrogen chloride gas in the reaction kettle 1 is in a saturated state, and then the gas inlet valve 101 is used for injecting the hydrogen chloride gas into the gas cavity 105 for storage, and the preparation device in the invention comprises two modes: first, in the reaction mode, the fixed ring 601 is used to drive the rotating sleeve 602 to rotate, the rotating sleeve 602 drives the bevel gear 605 to rotate through the bevel gear 603, so that the bevel gear 605 drives the linkage rod 606 to rotate, the circle center of the linkage rod 606 is different from the circle center of the bevel gear 605, so that the rotation motion of the linkage rod 606 can form a reciprocating motion effect in the vertical direction, so that the linkage rod 606 drives the piston rod 701 to reciprocate up and down in the gas cavity 105, when the one-way valve 702 moves up, the pressure in the stirring cavity 104 is high, the clutch assembly controls the rotating sleeve 602 and the fixed ring 601, so that the rotating sleeve 602 and the fixed ring 601 are separated from the transmission state, so that the one-way valve 702 cannot continue to move up and down, as the reaction of the raw material in the stirring cavity 104 proceeds, the concentration of hydrogen chloride gradually decreases as the reaction proceeds, and the pressure in the stirring cavity 104 decreases, the clutch component controls the rotating sleeve 602 and the fixing ring 601 to recover the transmission state, so that the one-way valve 702 is continuously driven to reciprocate up and down, the hydrogen chloride gas in the gas cavity 105 is continuously supplemented into the stirring cavity 104, the hydrogen ion amount in the stirring cavity 104 is continuously ensured, and the reaction of the raw materials is always in a stable high-speed state; the second kind, arrange the material mode, under row the material mode, rotating electrical machines 905 can drive ejection of compact subassembly 9 and carry out rotary motion, make ejection of compact subassembly 9 can rotate in bleeder valve 106, improve ejection of compact speed, and stirring leaf 506 is the tilt state, thereby stirring leaf 506 inside wall can promote the raw materials, give the decurrent thrust of slope of raw materials, improve raw materials discharge's efficiency, and can effectually clean reation kettle 1 inner wall through scraper blade 510, improve clean efficiency, avoid remaining of raw materials.
The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The utility model provides a preparation facilities of biphenyl dichloro benzyl, includes reation kettle (1), its characterized in that: an air inlet valve (101), a feed valve (102) and an air supply valve (111) are fixedly connected to one side wall of the reaction kettle (1), an electric telescopic cylinder (8) is fixedly connected to the top of the reaction kettle (1), a driving motor (2) is arranged at the top of the electric telescopic cylinder (8), an output shaft (201) is fixedly connected to the bottom of the driving motor (2), a transmission cavity (103) and a stirring cavity (104) are fixedly formed in the reaction kettle (1), the stirring cavity (104) is communicated with the feed valve (102) and the air supply valve (111), a stirring assembly (5) is arranged in the stirring cavity (104), the output shaft (201) penetrates through the reaction kettle (1) and is connected with the stirring assembly (5), a transmission assembly (6) is arranged in the transmission cavity (103), the transmission assembly (6) is connected with the output shaft (201), a gas cavity (105) is fixedly formed in the top of the stirring cavity (104), a piston assembly (7) is fixedly connected in the gas cavity (105), the air inlet valve (101) is communicated with the gas cavity (105), the bottom of the transmission assembly (6) is inserted in the gas cavity (105) and is connected with the piston assembly (7), a discharge valve (106) is fixedly arranged at the bottom of the reaction kettle (1), and a discharge assembly (9) is arranged in the discharge valve (106); the stirring assembly (5) comprises an outer sleeve (501) and a connecting shaft (502), the bottom of a stirring cavity (104) is fixedly connected with a mounting seat (107), the bottom of the outer sleeve (501) is rotatably connected with the mounting seat (107), a cavity (503) is fixedly formed in the outer sleeve (501), the top of the connecting shaft (502) is fixedly connected with an output shaft (201), the connecting shaft (502) is inserted into the cavity (503), a plurality of long waist-shaped through holes (504) and bearing seats (505) are fixedly formed in two side walls of the outer sleeve (501), a plurality of stirring blades (506) are arranged on two sides of the outer sleeve (501), the stirring blades (506) are arranged in a two-section telescopic structure in the width direction, and a first connecting rod (507) and a second connecting rod (508) are fixedly connected to one side, close to the outer sleeve (501), of each stirring blade (506), the first connecting rod (507) is rotatably connected with the bearing seat (505), connecting plates (509) are symmetrically and fixedly connected to the connecting shaft (502), and one end, far away from the stirring blade (506), of the second connecting rod (508) penetrates through the through hole (504) and is fixedly connected with the connecting plates (509); the transmission assembly (6) comprises a fixing ring (601) and a rotating sleeve (602), the fixing ring (601) is fixedly connected with the output shaft (201), a clutch assembly is arranged between the fixing ring (601) and the rotating sleeve (602), the outer wall of the rotating sleeve (602) is fixedly connected with bevel teeth (603), a telescopic rod (604) is fixedly connected in the transmission cavity (103), the end part of the telescopic rod (604) is rotatably connected with a bevel gear (605), the bevel gear (605) is meshed with the bevel teeth (603), one end, far away from the telescopic rod (604), of the bevel gear (605) is rotatably connected with a linkage rod (606), and the end part of the linkage rod (606) is connected with the piston assembly (7); piston assembly (7) include piston rod (701) and check valve (702), piston rod (701) top with gangbar (606) rotate to be connected, piston rod (701) bottom with check valve (702) rotate to be connected, check valve (702) periphery wall with the inner wall sealing connection of gas chamber (105).
2. The apparatus for preparing dichlorobenzyl biphenyl according to claim 1, wherein: the clutch assembly comprises a spring (607) and a clamping block (608), a mounting groove (609) is fixedly formed in the inner wall of the rotating sleeve (602), the spring (607) is arranged in the mounting groove (609), two end ports of the spring (607) are respectively fixedly connected with the mounting groove (609) and the clamping block (608), a clamping groove (610) is fixedly formed in the outer wall of the fixing ring (601), and the clamping block (608) is connected with the clamping groove (610) in a clamping mode.
3. The apparatus for preparing dichlorobenzyl biphenyl according to claim 1, wherein: the end part of the stirring blade (506) is fixedly connected with a scraping plate (510).
4. The apparatus for preparing dichlorobenzyl biphenyl according to claim 1, wherein: the discharging component (9) comprises a rotating component and a connecting cylinder (901), the bottom of the reaction kettle (1) is fixedly connected with a mounting plate (108), an outlet (109) is fixedly formed in the mounting plate (108), the bottom of the connecting cylinder (901) is rotatably connected with the outlet (109), the top of the connecting cylinder (901) is rotatably connected with the discharging valve (106), a support (902) is fixedly connected with the inside of the connecting cylinder (901), the rotating component is arranged on the mounting plate (108), a stirring head (903) is fixedly connected to the support (902), external teeth (904) are fixedly arranged on the outer wall of the connecting cylinder (901), and the rotating component is connected with the external teeth (904).
5. The apparatus for preparing dichlorobenzyl biphenyl according to claim 4, wherein: the rotating assembly comprises a rotating motor (905) and a transmission gear (906), the rotating motor (905) is arranged on the mounting plate (108), the output end of the rotating motor (905) is meshed with the transmission gear (906) to be connected, and the transmission gear (906) is meshed with the outer teeth (904) to be connected.
6. The apparatus for preparing dichlorobenzyl biphenyl according to claim 5, wherein: the mounting plate (108) is fixedly provided with a mounting sleeve (110), and the rotating motor (905) is arranged in the mounting sleeve (110).
7. The apparatus for preparing dichlorobenzyl biphenyl according to claim 1, wherein: the bottom of the reaction kettle (1) is fixedly connected with a support column (3), and the bottom of the support column (3) is fixedly connected with a rubber pad (4).
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Denomination of invention: A preparation device for biphenyl dichlorobenzene Effective date of registration: 20230418 Granted publication date: 20220426 Pledgee: Dongying Rural Commercial Bank Co.,Ltd. Helong Branch Pledgor: DONGYING JINFENGHUANG CHEMICAL Co.,Ltd. Registration number: Y2023980038330 |
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Granted publication date: 20220426 Pledgee: Dongying Rural Commercial Bank Co.,Ltd. Helong Branch Pledgor: DONGYING JINFENGHUANG CHEMICAL Co.,Ltd. Registration number: Y2023980038330 |
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Denomination of invention: A preparation device for biphenyl dichlorobenzene Granted publication date: 20220426 Pledgee: Dongying Rural Commercial Bank Co.,Ltd. Helong Branch Pledgor: DONGYING JINFENGHUANG CHEMICAL Co.,Ltd. Registration number: Y2024980008438 |