CN115025719A - Pressure reduction reaction device for preparing diphenyl cresylphosphate - Google Patents
Pressure reduction reaction device for preparing diphenyl cresylphosphate Download PDFInfo
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- CN115025719A CN115025719A CN202210614866.6A CN202210614866A CN115025719A CN 115025719 A CN115025719 A CN 115025719A CN 202210614866 A CN202210614866 A CN 202210614866A CN 115025719 A CN115025719 A CN 115025719A
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- XMNDMAQKWSQVOV-UHFFFAOYSA-N (2-methylphenyl) diphenyl phosphate Chemical compound CC1=CC=CC=C1OP(=O)(OC=1C=CC=CC=1)OC1=CC=CC=C1 XMNDMAQKWSQVOV-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 238000006722 reduction reaction Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 94
- 230000005540 biological transmission Effects 0.000 claims abstract description 89
- 238000006243 chemical reaction Methods 0.000 claims abstract description 87
- 230000006837 decompression Effects 0.000 claims abstract description 29
- 238000002360 preparation method Methods 0.000 claims abstract description 20
- 230000009467 reduction Effects 0.000 claims abstract description 13
- 238000003756 stirring Methods 0.000 claims description 17
- 238000003860 storage Methods 0.000 claims description 16
- LIAWCKFOFPPVGF-UHFFFAOYSA-N 2-ethyladamantane Chemical compound C1C(C2)CC3CC1C(CC)C2C3 LIAWCKFOFPPVGF-UHFFFAOYSA-N 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims description 11
- 229910019142 PO4 Inorganic materials 0.000 claims description 4
- 235000010290 biphenyl Nutrition 0.000 claims description 4
- 239000004305 biphenyl Substances 0.000 claims description 4
- 125000006267 biphenyl group Chemical group 0.000 claims description 4
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 claims description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 4
- 239000010452 phosphate Substances 0.000 claims description 4
- 239000000376 reactant Substances 0.000 claims description 3
- PJANXHGTPQOBST-VAWYXSNFSA-N trans-stilbene Chemical group C=1C=CC=CC=1/C=C/C1=CC=CC=C1 PJANXHGTPQOBST-VAWYXSNFSA-N 0.000 claims description 2
- 238000009825 accumulation Methods 0.000 description 7
- 239000002994 raw material Substances 0.000 description 5
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000003063 flame retardant Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- 239000000020 Nitrocellulose Substances 0.000 description 1
- FJWGYAHXMCUOOM-QHOUIDNNSA-N [(2s,3r,4s,5r,6r)-2-[(2r,3r,4s,5r,6s)-4,5-dinitrooxy-2-(nitrooxymethyl)-6-[(2r,3r,4s,5r,6s)-4,5,6-trinitrooxy-2-(nitrooxymethyl)oxan-3-yl]oxyoxan-3-yl]oxy-3,5-dinitrooxy-6-(nitrooxymethyl)oxan-4-yl] nitrate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O)O[C@H]1[C@@H]([C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@@H](CO[N+]([O-])=O)O1)O[N+]([O-])=O)CO[N+](=O)[O-])[C@@H]1[C@@H](CO[N+]([O-])=O)O[C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O FJWGYAHXMCUOOM-QHOUIDNNSA-N 0.000 description 1
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 description 1
- 150000001241 acetals Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 229920001220 nitrocellulos Polymers 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
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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
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
- B01J3/006—Processes utilising sub-atmospheric pressure; Apparatus therefor
-
- 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
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
- B01J3/002—Component parts of these vessels not mentioned in B01J3/004, B01J3/006, B01J3/02 - B01J3/08; Measures taken in conjunction with the process to be carried out, e.g. safety measures
-
- 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
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention is suitable for the technical field of preparation of diphenyl cresyl phosphate, and provides a decompression reaction device for preparing diphenyl cresyl phosphate, which comprises a decompression box and a reaction box, and also comprises: one end of the pressure reducing mechanism is arranged in the pressure reducing box, the other end of the pressure reducing mechanism extends into the reaction box, and the pressure reducing mechanism is movably connected with the adjusting mechanism; the adjusting mechanism comprises a moving assembly, a driving assembly, a rotating assembly, a transmission assembly, a control assembly and a controller. According to the pressure reduction reaction device for preparing the diphenyl cresyl phosphate, the pressure reduction mechanism drives the adjusting mechanism to work, the adjusting mechanism can control the moving stroke of the pressure reduction mechanism, so that the air pressure in the reaction box can be accurately adjusted, the environment in the reaction box is ensured to be a low-pressure environment required by the diphenyl cresyl phosphate preparation, the preparation efficiency and the preparation quality of the diphenyl cresyl phosphate are improved, and the working efficiency and the practicability of the device are further improved.
Description
Technical Field
The invention belongs to the technical field of preparation of diphenyl cresyl phosphate, and particularly relates to a reduced-pressure reaction device for preparing diphenyl cresyl phosphate.
Background
The cresyldiphenyl phosphate (flame retardant CDP) is mainly suitable for PVC, VC copolymer, polyvinyl acetal, cellulose nitrate, cellulose acetate, butyl acetate cellulose, natural and synthetic rubber and other flame retardants, plasticizers, gasoline and lubricating oil additives. In the process of preparing the diphenyl cresyl phosphate, firstly, the raw materials for preparing the diphenyl cresyl phosphate are subjected to esterification reaction to obtain diphenoxy phosphoryl chloride, then the diphenoxy phosphoryl chloride and other raw materials are subjected to reduced pressure reaction to obtain a crude diphenyl cresyl phosphate, and finally, the crude diphenyl cresyl phosphate is refined to obtain the diphenyl cresyl phosphate. In the reduced pressure reaction, the correct and suitable reduced pressure reaction device is selected, which is a precondition for the successful preparation of the cresyldiphenyl phosphate.
Most of decompression reaction devices for preparing the diphenyl cresyl phosphate in the prior art adopt a hydraulic air extracting device and a buffer tank, wherein the hydraulic air extracting device is provided with a hydraulic component and a piston, and the hydraulic component is matched with the piston to pump gas in a reaction box into the buffer tank, so that decompression of the reaction box is realized, and the requirement of a low-pressure environment for preparing the diphenyl cresyl phosphate is met; however, the pressure in the reaction chamber cannot be precisely adjusted by the cooperation of the hydraulic assembly and the piston, so that the pressure in the reaction chamber is greater than or less than the low pressure required for preparing the diphenyl cresyl phosphate, and the preparation efficiency and quality of the diphenyl cresyl phosphate are poor due to different raw materials for preparing the diphenyl cresyl phosphate and different low-pressure environments required by different preparation materials, so that the production efficiency of the diphenyl cresyl phosphate is reduced.
Therefore, in view of the above current situation, there is an urgent need to develop a reduced pressure reaction apparatus for preparing cresyldiphenyl phosphate, so as to overcome the shortcomings in the current practical application.
Disclosure of Invention
In view of the defects in the prior art, an embodiment of the present invention is to provide a reduced pressure reaction apparatus for preparing cresyldiphenyl phosphate, so as to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a pressure reduction reaction unit is used in diphenyl toluylene phosphate preparation, includes decompression case and reaction box, decompression case and reaction box are fixed continuous, be provided with electrically controlled door on the reaction box, still include:
one end of the pressure reducing mechanism is arranged in the pressure reducing box, the other end of the pressure reducing mechanism extends into the reaction box, and the pressure reducing mechanism is movably connected with the adjusting mechanism;
the adjusting mechanism comprises a moving assembly, a driving assembly, a rotating assembly, a transmission assembly, a control assembly and a controller, the moving assembly is arranged in the pressure reducing box, the output end of the moving assembly is fixedly connected with the mounting seat, the rotating assembly, the transmission assembly, the control assembly and the controller are all arranged on the mounting seat, the driving assembly is arranged on the pressure reducing mechanism, and the controller is electrically connected with the pressure reducing mechanism;
the rotating assembly comprises a third rotating disc, a force accumulation piece and a second transmission module, the third rotating disc is fixed on the mounting seat, one end of the third rotating disc is connected with the driving assembly, the other end of the third rotating disc is connected with one end of the force accumulation piece, the other end of the force accumulation piece is connected with the mounting seat, the third rotating disc is connected with the second transmission module, and the second transmission module is connected with the transmission assembly;
the transmission assembly comprises a first rotating disc, a first rotating piece, a first stirring piece, a rotating seat, a limiting piece, a second rotating disc, a rotating shaft and a rebound piece, the first turntable, the rotating seat and the second turntable are movably arranged on the mounting seat, the first turntable is connected with the second transmission module, the side wall of the first rotating disc is movably connected with one end of the rotating seat, a driving part is arranged on the side wall of the first rotating disc, the first rotating part is fixed on the first rotating disc, the first poking part is fixedly arranged at one end of the first rotating part, the first toggle piece is movably connected with a toggle groove arranged on the second turntable, the limiting piece is also movably connected with the toggle groove arranged on the second turntable, the limiting piece is fixedly arranged at one end of the rotating seat, the second rotating disc is connected with a rotating shaft, the rotating shaft is connected with a control assembly, and the control assembly is electrically connected with the controller;
one end of the rebound part is fixed on the mounting seat, and the other end of the rebound part is connected with the rotating seat;
the moving assembly drives the mounting seat to move, the mounting seat drives the rotating assembly and the transmission assembly to move, the rotating assembly adjusts the moving stroke of the pressure reducing mechanism in a mode of adjusting the contact stroke with the driving assembly, and the pressure reducing mechanism accurately adjusts the air pressure in the reaction box in a mode of adjusting the moving stroke;
when the pressure reducing mechanism reduces the air pressure of the reaction box, the pressure reducing mechanism also drives the driving assembly to move, the driving assembly drives the third rotary table to rotate, the third rotary table simultaneously drives the force storage part and the second transmission module to rotate, the second transmission module drives the first rotary table to rotate, the first rotary table drives the first rotating part to rotate, the first rotating part drives the first stirring part to rotate, the first stirring part drives the second rotary table to rotate through the stirring groove, the second rotary table drives the rotating shaft to rotate, the rotating shaft drives the control assembly to work, and the control assembly realizes the stop work of the pressure reducing mechanism through the mode of driving the controller to work.
As a further technical solution of the present invention, the moving assembly includes a fixed seat, a driving member, a first transmission module, a first connecting member, a moving seat, a fixed member, and a sliding seat, the fixed seat is fixed in the decompression box, the driving member is disposed on the fixed seat, an output end of the driving member is fixedly connected to the first transmission module, the first transmission module is fixedly connected to the first connecting member, one end of the first connecting member penetrates through the sliding seat and is fixedly connected to the moving seat, the moving seat is movably disposed on the sliding seat, the sliding seat is fixedly disposed on the fixed seat, one end of the fixed member is fixedly connected to the moving seat, and the other end of the moving seat is fixedly connected to the mounting seat.
As a further technical scheme of the invention, the pressure reducing mechanism comprises a power part, a third transmission module, a threaded shaft, a pressure reducing seat, a first moving part, a guide seat, a second moving part, a piston and a suction pipe, wherein the power part is arranged in a pressure reducing box, the output end of the power part is connected with one end of the third transmission module, the other end of the third transmission module is connected with the threaded shaft, the threaded shaft is movably arranged on the pressure reducing seat, the pressure reducing seat is fixed in the pressure reducing box, one end of the threaded shaft is in threaded connection with one end of the first moving part, the first moving part is movably arranged on the guide seat, the guide seat is fixed on the pressure reducing seat, the other end of the first moving part is fixedly connected with the second moving part, one end of the second moving part extends into the suction pipe and is fixedly connected with the piston, the suction pipe is fixedly arranged on the side walls of the pressure reducing box and the reaction box, and one end of the suction pipe extends into the reaction box, and the second moving part is connected with the driving assembly.
As a further technical scheme, the driving assembly comprises a driving seat, a second toggle piece and a first elastic piece, the driving seat is fixed on the second moving piece, one end of the second toggle piece is movably arranged in the driving seat, one end of the second toggle piece is connected with the first elastic piece, and the other end of the second toggle piece is movably connected with the third rotary table.
As a further technical scheme of the present invention, a side wall of one end of the second toggle member contacting with the third rotary table is provided with an arc-shaped structure, and the third rotary table is provided with a clamping groove which is matched with the second toggle member.
As a further technical scheme of the invention, the control assembly comprises a control box, a fourth rotating part, a second connecting piece, a blocking piece, a third connecting piece, a fourth connecting piece, a second elastic piece and a contact, the control box is fixed on the mounting seat, the fourth rotating part is fixedly connected with the rotating shaft, the fourth rotating part is movably arranged in the control box, two ends of the fourth rotating part are symmetrically provided with second connecting pieces which are movably connected with the blocking piece, the blocking pieces are symmetrically arranged in the control box, one end of the fourth rotating piece is provided with a third connecting piece, the third connecting piece is movably arranged in a sliding groove arranged on the fourth connecting piece, one end of the fourth connecting piece is fixedly provided with a contact, the contact is electrically connected with the controller, the second elastic piece is sleeved on the fourth connecting piece, and two ends of the second elastic piece are respectively connected with the fourth rotating piece and the contact.
As a further technical scheme, a pushing mechanism is arranged in the reaction box, a reaction seat is arranged on the pushing mechanism, and the pushing mechanism is used for being matched with the reaction seat to push reactants.
As a further technical scheme of the invention, the pushing mechanism comprises a first pushing seat, an electric control, a first movable seat, a first gear, a second rotating member, a second pushing seat, a second movable seat, a second gear and a third rotating member, the first pushing seat is fixed in the reaction box, the electric control is fixed on the first pushing seat, an output end of the electric control is fixedly connected with the first movable seat, racks are symmetrically arranged at two ends of the first movable seat and the second movable seat, the racks are respectively engaged with the first gear and the second gear, the first gear is fixedly connected with the second rotating member, the second gear is fixedly connected with the third rotating member, the second rotating member is movably connected with the third rotating member, the second movable seat is movably arranged on the second pushing seat, and the reaction seat is fixedly arranged on the second pushing seat.
Compared with the prior art, the invention has the beneficial effects that:
when the pressure reducing mechanism reduces the air pressure of the reaction box, the pressure reducing mechanism drives the driving assembly to move, the driving assembly drives the third rotating disc to rotate, the third rotating disc simultaneously drives the force storage piece and the second transmission module to rotate, the force storage piece performs force storage work, the second transmission module drives the first rotating disc to rotate, the first rotating disc drives the first rotating piece to rotate, and the first rotating piece drives the first poking piece to rotate;
when a driving part on the first rotary table is in contact with the rotary seat, the rebounding piece drives the rotary seat to rotate through self elastic acting force, so that the limiting piece is separated from the shifting groove, the first rotary piece is in contact with the shifting groove at the moment, the first shifting piece drives the second rotary table to rotate through the shifting groove, the second rotary table drives the rotary shaft to rotate, the rotary shaft drives the control assembly to work, the control assembly drives the controller to work, and the controller controls the pressure reducing mechanism to stop working;
in the process that the driving assembly and the third rotary table start to contact and the pressure reducing mechanism stops moving, the third rotary table drives the first rotary table to rotate for a circle through the second transmission module, so that after the pressure reducing mechanism stops moving, the driving assembly is always in contact with the third rotary table, the force storage part is prevented from rebounding, the control assembly and the controller are ensured to work all the time, the pressure reducing mechanism is further ensured to be still, and the low-pressure environment in the reaction box is ensured;
the movable assembly drives the mounting seat to move, the mounting seat drives the movable assembly and the transmission assembly to move, the spacing between the movable assembly and the driving assembly is adjusted, the contact stroke between the movable assembly and the driving assembly is adjusted, the moving stroke of the pressure reducing mechanism is adjusted, the pressure reducing mechanism adjusts the moving stroke, the air pressure in the reaction box is accurately adjusted, the environment in the reaction box is guaranteed to be a low-pressure environment required by the preparation of diphenyl cresyl phosphate, the preparation efficiency and the preparation quality of the diphenyl cresyl phosphate are improved, and the working efficiency and the practicability of the device are improved.
To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a sectional view of a reduced-pressure reaction apparatus for producing cresyldiphenyl phosphate according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of the transmission assembly and the rotating assembly in fig. 1.
Fig. 3 is a sectional plan view of the structure at a-a in fig. 2.
Fig. 4 is a perspective view of the rotary base in fig. 2.
Fig. 5 is a side view in cross-section of the mobile assembly of fig. 1.
Fig. 6 is a schematic structural view of the pressure reducing mechanism in fig. 1.
Fig. 7 is a front view in cross section of the control assembly of fig. 3.
Fig. 8 is a schematic structural diagram of the pushing mechanism in fig. 1.
Fig. 9 is a structural rear view of the first push bench of fig. 8.
Reference numerals: 1-pressure reduction box, 2-moving assembly, 21-fixed seat, 22-driving piece, 23-first transmission module, 24-first connecting piece, 25-moving seat, 26-fixed piece, 27-sliding seat, 3-installation seat, 4-transmission assembly, 41-first rotating disc, 411-driving part, 42-first rotating piece, 43-first shifting piece, 44-rotating seat, 45-limiting piece, 46-second rotating disc, 461-shifting groove, 47-rotating shaft, 48-rebounding piece, 5-rotating assembly, 51-third rotating disc, 52-power storage piece, 53-second transmission module, 54-clamping groove, 6-pressure reduction mechanism, 61-power piece, 62-third transmission module, 63-threaded shaft, 64-pressure reduction seat, 65-first moving piece, 66-guide seat, 67-second moving piece, 68-piston, 69-suction tube, 7-driving assembly, 71-driving seat, 72-second shifting piece, 73-a first elastic element, 8-a reaction box, 9-a pushing mechanism, 91-a first pushing seat, 92-an electric control element, 93-a first movable seat, 931-a rack, 94-a first gear, 95-a second rotating element, 96-a second pushing seat, 97-a second movable seat, 98-a second gear, 99-a third rotating element, 10-a reaction seat, 11-an electric control door, 12-a control component, 121-a control box, 122-a fourth rotating element, 123-a second connecting element, 124-a blocking element, 125-a third connecting element, 126-a fourth connecting element, 127-a second elastic element, 128-a contact, 129-a chute and 13-a controller.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1 to 7, a reduced pressure reaction apparatus for preparing cresyl diphenyl phosphate provided as an embodiment of the present invention includes a reduced pressure tank 1 and a reaction tank 8, wherein the reduced pressure tank 1 is fixedly connected to the reaction tank 8, the reaction tank 8 is provided with an electric control door 11, and further includes:
one end of the pressure reducing mechanism 6 is arranged in the pressure reducing box 1, the other end of the pressure reducing mechanism 6 extends into the reaction box 8, and the pressure reducing mechanism 6 is movably connected with the adjusting mechanism;
the adjusting mechanism comprises a moving assembly 2, a driving assembly 7, a rotating assembly 5, a transmission assembly 4, a control assembly 12 and a controller 13, the moving assembly 2 is arranged in the decompression box 1, the output end of the moving assembly 2 is fixedly connected with the mounting base 3, the rotating assembly 5, the transmission assembly 4, the control assembly 12 and the controller 13 are all arranged on the mounting base 3, the driving assembly 7 is arranged on the decompression mechanism 6, and the controller 13 is electrically connected with the decompression mechanism 6;
the rotating assembly 5 comprises a third rotating disc 51, a force accumulating piece 52 and a second transmission module 53, the third rotating disc 51 is fixed on the mounting base 3, one end of the third rotating disc 51 is connected with the driving assembly 7, the other end of the third rotating disc 51 is connected with one end of the force accumulating piece 53, the other end of the force accumulating piece 53 is connected with the mounting base 3, the third rotating disc 51 is connected with the second transmission module 53, and the second transmission module 53 is connected with the transmission assembly 4;
the transmission assembly 4 comprises a first rotating disc 41, a first rotating member 42, a first toggle member 43, a rotating base 44, a limiting member 45, a second rotating disc 46, a rotating shaft 47 and a resilient member 48, wherein the first rotating disc 41, the rotating base 44 and the second rotating disc 46 are movably arranged on the mounting base 3, the first rotating disc 41 is connected with a second transmission module 53, the side wall of the first rotating disc 41 is movably connected with one end of the rotating base 44, a driving part 411 is arranged on the side wall of the first rotating disc 41, the first rotating member 42 is fixed on the first rotating disc 41, the first toggle member 43 is fixedly arranged on one end of the first rotating member 42, the first toggle member 43 is movably connected with a toggle groove 461 arranged on the second rotating disc 46, the limiting member 45 is also movably connected with a toggle groove 461 arranged on the second rotating disc 46, the limiting member 45 is fixedly arranged on one end of the rotating base 44, the second rotating disc 46 is connected with the rotating shaft 47, the rotating shaft 47 is connected with the control component 12, and the control component 12 is electrically connected with the controller 13;
one end of the resilient member 48 is fixed on the mounting base 3, and the other end of the resilient member 48 is connected with the rotating base 44;
the moving assembly 2 drives the mounting seat 3 to move, the mounting seat 3 drives the rotating assembly 5 and the transmission assembly 4 to move, the rotating assembly 5 adjusts the contact stroke of the driving assembly, so that the moving stroke of the pressure reducing mechanism 6 is adjusted, and the pressure reducing mechanism 6 accurately adjusts the air pressure in the reaction box 8 by adjusting the moving stroke;
when the pressure reducing mechanism 6 reduces the air pressure of the reaction chamber 8, the pressure reducing mechanism 6 also drives the driving assembly 7 to move, the driving assembly 7 drives the third rotating disc 51 to rotate, the third rotating disc 51 simultaneously drives the power storage member 52 and the second transmission module 53 to rotate, the second transmission module 53 drives the first rotating disc 41 to rotate, the first rotating disc 41 drives the first rotating member 42 to rotate, the first rotating member 42 drives the first stirring member 43 to rotate, the first stirring member 43 drives the second rotating disc 46 to rotate through the stirring groove 461, the second rotating disc 46 drives the rotating shaft 47 to rotate, the rotating shaft 47 drives the control assembly 12 to work, and the stop work of the pressure reducing mechanism 6 is realized by the control assembly 12 through the working mode of the driving controller 13.
In this embodiment, the pressure reducing mechanism 6 drives the driving component 7 to move, the driving component 7 drives the rotating component 5 to work, the rotating component 5 drives the transmission component 4 to work, the transmission component 4 drives the control component 12 to work, the control component 12 drives the controller 13 to work, the controller 13 controls the pressure reducing mechanism 6 to stop working, the moving component 2 drives the rotating component 5 and the transmission component 4 to move, the distance between the rotating component 5 and the driving component 7 is adjusted, the moving stroke of the pressure reducing mechanism 6 is adjusted, and then the air pressure in the reaction box 8 is accurately adjusted, it is ensured that the environment in the reaction box 8 is a low-pressure environment required by the preparation of diphenyl cresyl phosphate, the preparation efficiency and the preparation quality of the diphenyl cresyl phosphate are improved, and further the working efficiency and the practicability of the device are improved.
As shown in fig. 1 and 5, as a preferred embodiment of the present invention, the moving assembly 2 includes a fixed seat 21, a driving element 22, a first transmission module 23, a first connecting element 24, a moving seat 25, a fixed element 26, and a sliding seat 27, the fixed seat 21 is fixed in the decompression box 1, the driving element 22 is disposed on the fixed seat 21, an output end of the driving element 22 is fixedly connected to the first transmission module 23, the first transmission module 23 is fixedly connected to the first connecting element 24, one end of the first connecting element 24 penetrates through the sliding seat 27 and is fixedly connected to the moving seat 25, the moving seat 25 is movably disposed on the sliding seat 27, the sliding seat 27 is fixedly disposed on the fixed seat 21, one end of the fixed element 26 is fixedly connected to the moving seat 25, and the other end of the moving seat 25 is fixedly connected to the mounting seat 3.
In this embodiment, the driving member 22 drives the first transmission module 23 to rotate, the first transmission module 23 drives the first connecting member 24 to move, the first connecting member 24 drives the moving seat 25 to move on the sliding seat 27, the moving seat 25 drives the fixing member 26 to move, the fixing member 26 drives the mounting seat 3 to move, the mounting seat 3 drives the rotating component 5 and the transmission component 4 to move, so as to adjust the distance between the rotating component 5 and the driving component 7, thereby adjusting the contact stroke between the rotating component 5 and the driving component 7, further adjusting the moving stroke of the pressure reducing mechanism 6, and the pressure reducing mechanism 6 adjusts the moving stroke, thereby realizing accurate adjustment of the air pressure in the reaction box 8, ensuring that the environment in the reaction box 8 is a low-pressure environment required for preparing diphenyl toluol phosphate, and improving the preparation efficiency and the preparation quality of diphenyl toluol phosphate, thereby improving the working efficiency and the practicability of the device.
In a preferred embodiment, the drive member 22 is preferably a servo motor;
the first transmission module 23 preferably adopts a belt transmission structure;
the first connecting member 24 is preferably a T-shaped plate structure;
the securing member 26 is preferably a block-like structure.
As shown in fig. 1 and 6, as a preferred embodiment of the present invention, the decompression mechanism 6 includes a power member 61, a third transmission module 62, a threaded shaft 63, a decompression base 64, a first moving member 65, a guide base 66, a second moving member 67, a piston 68, and a suction pipe 69, the power member 61 is disposed in the decompression box 1, an output end of the power member 61 is connected to one end of the third transmission module 62, the other end of the third transmission module 62 is connected to the threaded shaft 63, the threaded shaft 63 is movably disposed on the decompression base 64, the decompression base 64 is fixed in the decompression box 1, one end of the threaded shaft 63 is threadedly connected to one end of the first moving member 65, the first moving member 65 is movably disposed on the guide base 66, the guide base 66 is fixed on the decompression base 64, the other end of the first moving member 65 is fixedly connected to the second moving member 67, one end of the second moving member 67 extends into the suction pipe 69 and is fixedly connected to the piston 68, the suction pipe 69 is fixedly arranged on the side walls of the decompression box 1 and the reaction box 8, one end of the suction pipe 69 extends into the reaction box 8, and the second moving part 67 is connected with the driving assembly 7.
As shown in fig. 1 and 6, as a preferred embodiment of the present invention, the driving assembly 7 includes a driving base 71, a second toggle member 72 and a first elastic member 73, the driving base 71 is fixed on the second moving member 67, one end of the second toggle member 72 is movably disposed in the driving base 71, one end of the second toggle member 72 is connected to the first elastic member 73, and the other end of the second toggle member 72 is movably connected to the third turntable 51.
As shown in fig. 1 and 6, as a preferred embodiment of the present invention, a side wall of one end of the second toggle member 72 contacting the third rotary disc 51 is provided with an arc-shaped structure, and the third rotary disc 51 is provided with a slot 54, wherein the slot 54 is matched with the second toggle member 72.
As shown in fig. 1 and 7, as a preferred embodiment of the present invention, the control assembly 12 includes a control box 121, a fourth rotating element 122, a second connecting element 123, a blocking member 124, a third connecting element 125, a fourth connecting element 126, a second elastic element 127 and a contact 128, the control box 121 is fixed on the mounting base 3, the fourth rotating element 122 is fixedly connected to the rotating shaft 47, the fourth rotating element 122 is movably disposed in the control box 121, the second connecting element 123 is symmetrically disposed at two ends of the fourth rotating element 122, the second connecting element 123 is movably connected to the blocking member 124, the blocking member 124 is symmetrically disposed in the control box 121, the third connecting element 125 is disposed at one end of the fourth rotating element 122, the third connecting element 125 is movably disposed in a sliding slot 129 formed in the fourth connecting element 126, one end of the fourth connecting element 126 is fixedly disposed with the contact 128, the contact 128 is electrically connected to the controller 13, the second elastic element 127 is sleeved on the fourth connecting element 126, and two ends of the second elastic element 127 are respectively connected to the fourth rotating element 122 and the contact 128.
In this embodiment, the power part 61 drives the third transmission module 62 to rotate, the third transmission module 62 drives the threaded shaft 63 to rotate, the threaded shaft 63 drives the first moving part 65 to move on the guide seat 66, the first moving part 65 drives the second moving part 67 to move, the second moving part 67 drives the piston 68 to move in the suction pipe 69 while the second moving part 67 drives the driving assembly 7 to move, and the piston 68 can suck the gas in the reaction box 8 in a moving manner, so that the gas pressure of the reaction box 8 is reduced;
the second moving part 67 drives the driving seat 71 to move, the driving seat 71 drives the second toggle part 72 to move, when the second toggle part 72 contacts with the third turntable 51, the second toggle part 72 drives the third turntable 51 to rotate, the third turntable 51 simultaneously drives the power storage part 52 and the second transmission module 53 to rotate, the power storage part 52 performs power storage work, the second transmission module 53 drives the first turntable 41 to rotate, the first turntable 41 drives the first rotating part 42 to rotate, and the first rotating part 42 drives the first toggle part 43 to rotate;
when the driving portion 411 of the first rotating disc 41 contacts the rotating base 44, the resilient member 48 drives the rotating base 44 to rotate by its own elastic force, so that the limiting member 45 is separated from the shifting slot 461, at this time, the first rotating member 42 contacts the shifting slot 461, the first shifting member 43 drives the second rotating disc 46 to rotate by the shifting slot 461, the second rotating disc 46 drives the rotating shaft 47 to rotate, the rotating shaft 47 drives the fourth rotating member 122 to rotate, the fourth rotating member 122 drives the second connecting member 123 and the third connecting member 125 to rotate, while the third connecting member 125 moves in the sliding slot 129, the third connecting member 125 also extrudes the second resilient member 127, when the fourth rotating member 122 rotates to a certain angle, the second resilient member 127 drives the fourth connecting member 126 to rotate by its own elastic force, the fourth connecting member 126 drives the contact 128 to rotate, so that the contact 128 electrically contacts the controller 13, and at this time, the controller 13 works, the controller 13 controls the power member 61 in the decompression mechanism 6 to stop working, so as to accurately adjust the air pressure in the reaction box 8;
in the process that the driving assembly 7 and the third rotating disc 51 start to contact until the pressure reducing mechanism 6 stops moving, the third rotating disc 51 drives the first rotating disc 41 to rotate for a circle through the second transmission module 53, so that after the pressure reducing mechanism 6 stops moving, the driving assembly 7 always contacts with the third rotating disc 51, the force accumulation piece 52 is prevented from rebounding, the control assembly 12 and the controller 13 are ensured to always work, the pressure reducing mechanism 6 is further ensured to be still, and the low-pressure environment in the reaction box 8 is ensured;
after the reaction of raw materials in the reaction box 8 is finished, the decompression mechanism 6 is started independently, so that the decompression mechanism 6 works reversely, the decompression mechanism 6 drives the driving assembly 7 to move reversely, the force accumulation piece 52 drives the third turntable 51 to rotate reversely through the elastic force of the force accumulation piece, the reverse work of the rotating assembly 5 is realized, the transmission assembly 4 is driven to work reversely, the control assembly 12 is driven to work reversely, the controller 13 stops working, and the decompression mechanism 6 is convenient to perform the decompression work of the next stage.
In a preferred embodiment, the first rotating member 42 is preferably a rod-like structure;
the first toggle piece 43, the limiting piece 45 and the second toggle piece 72 are preferably of a cylindrical structure;
the resilient member 48, the first elastic member 73 and the second elastic member 127 are preferably a spring;
the energy storage element 52 is preferably a helical spring plate;
the second transmission module 53 preferably adopts a belt transmission structure, a belt wheel with a larger diameter is arranged at the joint of the second transmission module 53 and the third turntable 51, and a belt wheel with a smaller diameter is arranged at the joint of the second transmission module 53 and the first turntable 41;
the power part 61 is preferably a servo motor;
the third transmission module 62 preferably adopts a gear transmission structure;
the first moving part 65 and the second moving part 67 are preferably of a columnar structure;
the fourth rotating member 122 is preferably a block-shaped structure;
the second connecting member 123 is preferably a rod-shaped structure;
the blocking member 124 and the fourth connecting member 126 are preferably of a cylindrical structure;
the third connecting member 125 is preferably a connecting shaft structure.
As shown in fig. 8 and 9, as a preferred embodiment of the present invention, a pushing mechanism 9 is disposed in the reaction chamber 8, a reaction seat 10 is disposed on the pushing mechanism 9, and the pushing mechanism 9 is used for pushing the reactant in cooperation with the reaction seat 10.
As shown in fig. 8 and 9, as a preferred embodiment of the present invention, the pushing mechanism 9 includes a first pushing base 91, an electric control member 92, a first movable base 93, a first gear 94, a second rotating member 95, a second pushing base 96, a second movable base 97, a second gear 98 and a third rotating member 99, the first pushing base 91 is fixed in the reaction box 8, the electric control member 92 is fixed on the first pushing base 91, an output end of the electric control member 92 is fixedly connected with the first movable base 93, racks 931 are symmetrically arranged at two ends of the first movable base 93 and the second movable base 97, the racks 931 are respectively engaged with the first gear 94 and the second gear 98, the first gear 94 is fixedly connected with the second rotating member 95, the second gear 98 is fixedly connected with the third rotating member 99, the second rotating member 95 is movably connected with the third rotating member 99, the second movable base 97 is movably arranged on the second pushing base 96, the second pushing seat 96 is fixedly provided with a reaction seat 10.
In this embodiment, the electric control 92 drives the first movable seat 93 to move, the first movable seat 93 drives the first gear 94 to rotate through the rack 931, the first gear 94 drives the second rotating member 95 to rotate, the second rotating member 95 drives the third rotating member 99 to rotate, the third rotating member 99 drives the second gear 98 to rotate, the second gear 98 drives the second movable seat 97 to move through the rack 931, the second rotating member 95 and the third rotating member 99 pass through the rotating mode, the lifting of the second pushing seat 96 can be realized, the second pushing seat 96 drives the reaction seat 10 to lift, the worker can take and place the reaction material on the reaction seat 10 conveniently, and the work efficiency and the practicability of the reaction device are improved.
In a preferred embodiment, the electrical control 92 is preferably an electrically-operated telescopic rod, which may also be a hydraulically or pneumatically-operated telescopic rod;
the second rotating member 95 and the third rotating member 99 are preferably of a rod-like structure.
The working principle of the invention is as follows:
the driving part 22 drives the first transmission module 23 to rotate, the first transmission module 23 drives the first connecting part 24 to move, the first connecting part 24 drives the moving seat 25 to move on the sliding seat 27, the moving seat 25 drives the fixing part 26 to move, the fixing part 26 drives the mounting seat 3 to move, the mounting seat 3 drives the rotating component 5 and the transmission component 4 to move, and the distance between the rotating component 5 and the driving component 7 is adjusted, so that the contact stroke of the rotating component 5 and the driving component 7 is adjusted, and the moving stroke of the pressure reducing mechanism 6 is adjusted;
the power part 61 drives the third transmission module 62 to rotate, the third transmission module 62 drives the threaded shaft 63 to rotate, the threaded shaft 63 drives the first moving part 65 to move on the guide seat 66, the first moving part 65 drives the second moving part 67 to move, the second moving part 67 drives the piston 68 to move in the suction pipe 69, and simultaneously the second moving part 67 also drives the driving assembly 7 to move, and the piston 68 can suck the gas in the reaction box 8 in a moving mode, so that the gas pressure of the reaction box 8 is reduced;
the second moving part 67 drives the driving seat 71 to move, the driving seat 71 drives the second toggle part 72 to move, when the second toggle part 72 is in contact with the third turntable 51, the second toggle part 72 drives the third turntable 51 to rotate, the third turntable 51 simultaneously drives the power accumulating part 52 and the second transmission module 53 to rotate, the power accumulating part 52 performs power accumulating work, the second transmission module 53 drives the first turntable 41 to rotate, the first turntable 41 drives the first rotating part 42 to rotate, and the first rotating part 42 drives the first toggle part 43 to rotate;
when the driving portion 411 of the first rotating disc 41 contacts the rotating base 44, the resilient member 48 drives the rotating base 44 to rotate by its own elastic force, so that the limiting member 45 is separated from the shifting slot 461, at this time, the first rotating member 42 contacts the shifting slot 461, the first shifting member 43 drives the second rotating disc 46 to rotate by the shifting slot 461, the second rotating disc 46 drives the rotating shaft 47 to rotate, the rotating shaft 47 drives the fourth rotating member 122 to rotate, the fourth rotating member 122 drives the second connecting member 123 and the third connecting member 125 to rotate, while the third connecting member 125 moves in the sliding slot 129, the third connecting member 125 also extrudes the second resilient member 127, when the fourth rotating member 122 rotates to a certain angle, the second resilient member 127 drives the fourth connecting member 126 to rotate by its own elastic force, the fourth connecting member 126 drives the contact 128 to rotate, so that the contact 128 electrically contacts the controller 13, and at this time, the controller 13 works, the controller 13 controls the power member 61 in the decompression mechanism 6 to stop working, so as to accurately adjust the air pressure in the reaction box 8;
in the process that the driving assembly 7 and the third rotating disc 51 start to contact until the pressure reducing mechanism 6 stops moving, the third rotating disc 51 drives the first rotating disc 41 to rotate for a circle through the second transmission module 53, so that after the pressure reducing mechanism 6 stops moving, the driving assembly 7 always contacts with the third rotating disc 51, the force accumulation piece 52 is prevented from rebounding, the control assembly 12 and the controller 13 are ensured to always work, the pressure reducing mechanism 6 is further ensured to be still, and the low-pressure environment in the reaction box 8 is ensured;
after the reaction of the raw materials in the reaction box 8 is finished, the pressure reducing mechanism 6 is independently started, so that the pressure reducing mechanism 6 works reversely, the pressure reducing mechanism 6 drives the driving assembly 7 to move reversely, the force storage piece 52 drives the third rotating disc 51 to rotate reversely through the elastic force of the force storage piece, the reverse work of the rotating assembly 5 is realized, the transmission assembly 4 is further driven to work reversely, the control assembly 12 is further driven to work reversely, the controller 13 stops working, and the pressure reducing mechanism 6 is convenient to perform the pressure reducing work of the next stage;
the above is the operation principle of the reduced pressure reaction apparatus for the production of tolyldiphenyl phosphate.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a pressure reduction reaction unit is used in diphenyl toluylene phosphate preparation, includes decompression case and reaction box, decompression case and reaction box are fixed continuous, be provided with electrically controlled door on the reaction box, its characterized in that still includes:
one end of the pressure reducing mechanism is arranged in the pressure reducing box, the other end of the pressure reducing mechanism extends into the reaction box, and the pressure reducing mechanism is movably connected with the adjusting mechanism;
the adjusting mechanism comprises a moving assembly, a driving assembly, a rotating assembly, a transmission assembly, a control assembly and a controller, the moving assembly is arranged in the pressure reducing box, the output end of the moving assembly is fixedly connected with the mounting seat, the rotating assembly, the transmission assembly, the control assembly and the controller are all arranged on the mounting seat, the driving assembly is arranged on the pressure reducing mechanism, and the controller is electrically connected with the pressure reducing mechanism;
the rotating assembly comprises a third rotating disc, a force storage piece and a second transmission module, the third rotating disc is fixed on the mounting seat, one end of the third rotating disc is connected with the driving assembly, the other end of the third rotating disc is connected with one end of the force storage piece, the other end of the force storage piece is connected with the mounting seat, the third rotating disc is connected with the second transmission module, and the second transmission module is connected with the transmission assembly;
the transmission assembly comprises a first rotating disc, a first rotating piece, a first stirring piece, a rotating seat, a limiting piece, a second rotating disc, a rotating shaft and a rebound piece, the first turntable, the rotating seat and the second turntable are movably arranged on the mounting seat, the first turntable is connected with the second transmission module, the side wall of the first rotating disc is movably connected with one end of the rotating seat, a driving part is arranged on the side wall of the first rotating disc, the first rotating part is fixed on the first rotating disc, the first poking part is fixedly arranged at one end of the first rotating part, the first shifting piece is movably connected with a shifting groove arranged on the second turntable, the limiting piece is also movably connected with the shifting groove arranged on the second turntable, the limiting piece is fixedly arranged at one end of the rotating seat, the second rotating disc is connected with a rotating shaft, the rotating shaft is connected with the control assembly, and the control assembly is electrically connected with the controller;
one end of the rebound piece is fixed on the mounting seat, and the other end of the rebound piece is connected with the rotating seat;
the moving assembly drives the mounting seat to move, the mounting seat drives the rotating assembly and the transmission assembly to move, the rotating assembly adjusts the moving stroke of the pressure reducing mechanism in a mode of adjusting the contact stroke with the driving assembly, and the pressure reducing mechanism accurately adjusts the air pressure in the reaction box in a mode of adjusting the moving stroke;
when the pressure reducing mechanism reduces the air pressure of the reaction box, the pressure reducing mechanism also drives the driving assembly to move, the driving assembly drives the third rotary table to rotate, the third rotary table simultaneously drives the force storage part and the second transmission module to rotate, the second transmission module drives the first rotary table to rotate, the first rotary table drives the first rotating part to rotate, the first rotating part drives the first stirring part to rotate, the first stirring part drives the second rotary table to rotate through the stirring groove, the second rotary table drives the rotating shaft to rotate, the rotating shaft drives the control assembly to work, and the control assembly realizes the stop work of the pressure reducing mechanism through the mode of driving the controller to work.
2. The pressure reduction reaction device for preparing cresyl diphenyl phosphate according to claim 1, wherein the moving assembly comprises a fixed seat, a driving member, a first transmission module, a first connecting member, a moving seat, a fixed member and a sliding seat, the fixed seat is fixed in the pressure reduction box, the driving member is disposed on the fixed seat, an output end of the driving member is fixedly connected with the first transmission module, the first transmission module is fixedly connected with the first connecting member, one end of the first connecting member penetrates through the sliding seat and is fixedly connected with the moving seat, the moving seat is movably disposed on the sliding seat, the sliding seat is fixedly disposed on the fixed seat, one end of the fixed member is fixedly connected with the moving seat, and the other end of the moving seat is fixedly connected with the mounting seat.
3. The pressure reduction reaction device for preparing cresyl diphenyl phosphate according to claim 1, wherein the pressure reduction mechanism comprises a power part, a third transmission module, a threaded shaft, a pressure reduction seat, a first moving part, a guide seat, a second moving part, a piston and a suction pipe, the power part is arranged in the pressure reduction box, the output end of the power part is connected with one end of the third transmission module, the other end of the third transmission module is connected with the threaded shaft, the threaded shaft is movably arranged on the pressure reduction seat, the pressure reduction seat is fixed in the pressure reduction box, one end of the threaded shaft is in threaded connection with one end of the first moving part, the first moving part is movably arranged on the guide seat, the guide seat is fixed on the pressure reduction seat, the other end of the first moving part is fixedly connected with the second moving part, one end of the second moving part extends into the suction pipe and is fixedly connected with the piston, the suction tube is fixedly arranged on the side walls of the decompression box and the reaction box, one end of the suction tube extends into the reaction box, and the second moving piece is connected with the driving assembly.
4. The reduced pressure reaction apparatus for preparing cresyl diphenyl phosphate according to claim 3, wherein the driving assembly comprises a driving base, a second stirring member and a first elastic member, the driving base is fixed on the second moving member, one end of the second stirring member is movably disposed in the driving base, one end of the second stirring member is connected to the first elastic member, and the other end of the second stirring member is movably connected to the third turntable.
5. The reduced pressure reaction apparatus for diphenyl cresyl phosphate preparation according to claim 4, wherein the side wall of the end of the second stirring member contacting the third rotating disk is provided with an arc-shaped structure, and the third rotating disk is provided with a clamping groove, and the clamping groove is matched with the second stirring member.
6. The pressure reduction reaction device for preparing cresyl diphenyl phosphate according to claim 1, wherein the control assembly comprises a control box, a fourth rotating member, a second connecting member, a blocking member, a third connecting member, a fourth connecting member, a second elastic member and a contact, the control box is fixed on the mounting base, the fourth rotating member is fixedly connected with the rotating shaft, the fourth rotating member is movably arranged in the control box, the second connecting member is symmetrically arranged at two ends of the fourth rotating member, the second connecting member is movably connected with the blocking member, the blocking member is symmetrically arranged in the control box, the third connecting member is arranged at one end of the fourth rotating member, the third connecting member is movably arranged in a chute formed in the fourth connecting member, the contact is fixedly arranged at one end of the fourth connecting member, the contact is electrically connected with the controller, and the second elastic member is sleeved on the fourth connecting member, and two ends of the second elastic element are respectively connected with the fourth rotating element and the contact.
7. The reduced pressure reaction apparatus for preparing cresyl diphenyl phosphate according to claim 1, wherein a pushing mechanism is arranged in the reaction tank, a reaction seat is arranged on the pushing mechanism, and the pushing mechanism is used for pushing the reactant by matching with the reaction seat.
8. The pressure reduction reaction device for diphenyl cresyl phosphate preparation according to claim 7, wherein the pushing mechanism comprises a first pushing seat, an electric control member, a first movable seat, a first gear, a second rotating member, a second pushing seat, a second movable seat, a second gear and a third rotating member, the first pushing seat is fixed in the reaction box, the electric control member is fixed on the first pushing seat, the output end of the electric control member is fixedly connected with the first movable seat, racks are symmetrically arranged at two ends of the first movable seat and the second movable seat, the racks are respectively engaged with the first gear and the second gear, the first gear is fixedly connected with the second rotating member, the second gear is fixedly connected with the third rotating member, the second rotating member is movably connected with the third rotating member, and the second movable seat is movably arranged on the second pushing seat, and a reaction seat is fixedly arranged on the second pushing seat.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210614866.6A CN115025719A (en) | 2022-06-01 | 2022-06-01 | Pressure reduction reaction device for preparing diphenyl cresylphosphate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210614866.6A CN115025719A (en) | 2022-06-01 | 2022-06-01 | Pressure reduction reaction device for preparing diphenyl cresylphosphate |
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