CN119034662B - A method and equipment for preparing block silicone oil softener - Google Patents
A method and equipment for preparing block silicone oil softener Download PDFInfo
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- CN119034662B CN119034662B CN202411516300.5A CN202411516300A CN119034662B CN 119034662 B CN119034662 B CN 119034662B CN 202411516300 A CN202411516300 A CN 202411516300A CN 119034662 B CN119034662 B CN 119034662B
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- 229920002545 silicone oil Polymers 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000006243 chemical reaction Methods 0.000 claims abstract description 50
- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 238000005086 pumping Methods 0.000 claims abstract description 29
- 238000003756 stirring Methods 0.000 claims abstract description 29
- 239000002904 solvent Substances 0.000 claims abstract description 25
- 239000000110 cooling liquid Substances 0.000 claims abstract description 23
- 238000010992 reflux Methods 0.000 claims abstract description 21
- 238000002360 preparation method Methods 0.000 claims abstract description 16
- 238000001914 filtration Methods 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims description 36
- 238000007789 sealing Methods 0.000 claims description 27
- 239000003054 catalyst Substances 0.000 claims description 24
- 230000001360 synchronised effect Effects 0.000 claims description 15
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 12
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000004321 preservation Methods 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 8
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 8
- 241001330002 Bambuseae Species 0.000 claims description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 8
- 239000011425 bamboo Substances 0.000 claims description 8
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 6
- 239000004593 Epoxy Substances 0.000 claims description 5
- 239000003513 alkali Substances 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 239000002585 base Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- HMMGMWAXVFQUOA-UHFFFAOYSA-N octamethylcyclotetrasiloxane Chemical compound C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1 HMMGMWAXVFQUOA-UHFFFAOYSA-N 0.000 claims description 3
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 2
- 150000001412 amines Chemical class 0.000 claims description 2
- 229920000570 polyether Polymers 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 11
- 238000009833 condensation Methods 0.000 abstract description 8
- 230000005494 condensation Effects 0.000 abstract description 8
- 230000009471 action Effects 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 abstract description 3
- 238000012993 chemical processing Methods 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 description 6
- 230000000712 assembly Effects 0.000 description 6
- 239000004902 Softening Agent Substances 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/42—Block-or graft-polymers containing polysiloxane sequences
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
- B01D5/0057—Condensation of vapours; Recovering volatile solvents by condensation in combination with other processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
- B01D5/0057—Condensation of vapours; Recovering volatile solvents by condensation in combination with other processes
- B01D5/0072—Condensation of vapours; Recovering volatile solvents by condensation in combination with other processes with filtration
-
- 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
- B01J19/18—Stationary reactors having moving elements inside
- B01J19/1868—Stationary reactors having moving elements inside resulting in a loop-type movement
- B01J19/1881—Stationary reactors having moving elements inside resulting in a loop-type movement externally, i.e. the mixture leaving the vessel and subsequently re-entering it
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/643—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/50—Modified hand or grip properties; Softening compositions
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The application belongs to the technical field of chemical processing, and particularly relates to a preparation method and equipment of a block silicone oil softener, wherein the production efficiency can be improved by adopting the production mode of the softener, the production of the block silicone oil softener can be carried out by using simpler production steps, the production steps and working procedures are reduced, and the softener can be ensured to have better quality; through the arrangement of the reflux reaction mechanism, during the reflux reaction, the steam in the tank body can be effectively subjected to condensation treatment to improve the reaction effect, meanwhile, the stirring of the solvent can be used for synchronizing the pumping of the cooling liquid, further, the accelerated flow of the steam in the tank body can be assisted to improve the condensation efficiency and effect, and the arrangement of the filtering mechanism can be further matched with the stirring action to filter the impurities in the solvent so as to improve the purity of the solvent.
Description
Technical Field
The invention belongs to the technical field of chemical processing, and particularly relates to a preparation method and equipment of a block silicone oil softener.
Background
The softener is a production auxiliary agent which can smooth the surface of textile fibers and enable the product to have more comfort, and along with the development of chemical industry, the conventional organosilicon softener has unique performance and effect and is widely applied to the textile industry at present.
At present, in the production process of the block modified silicone oil softener, in order to improve the purity of the block silicone oil and ensure the reaction of a solvent to be sufficient, more complex processing steps are mostly needed to meet the requirements, but on one hand, the mode causes long processing period and does not meet the requirement of efficient production, and on the other hand, when the solvent performs key reflux reaction, the processing problems of insufficient reaction, high energy consumption and the like easily occur, so that the problems of high production energy consumption and difficult control of product quality are caused.
Disclosure of Invention
The invention aims to provide a preparation method and equipment of a block silicone oil softener, which are used for solving the problems in the background art.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
A preparation method of a block silicone oil softener comprises the following specific preparation steps:
step one, preparing any one of end epoxy double sealing heads, DMC or D4 and a catalyst required by reaction;
Adding any one of epoxy-terminated double seal heads, DMC or D4 and a catalyst into a tank body for reaction, wherein the reaction environment is heat preservation reaction and vacuumizing, wherein the heating is continuously carried out in the vacuumizing process until the vacuum is completely carried out, and then heat preservation is carried out, so that the epoxy-terminated silicone oil is obtained;
And thirdly, adding the epoxy-terminated silicone oil and the catalyst in the second step into a tank body for reaction, wherein the reaction environment is heat preservation reaction, and synchronously carrying out reflux reaction, and finally replacing a solvent to obtain the block silicone oil.
The DMC is dimethyl carbonate, the D4 is octamethyl cyclotetrasiloxane, and the catalyst comprises dimethylacetamide, a base catalyst, polyetheramine ED-900 and isopropanol.
The catalysts added before and after the processing sequence adopted in the second step are dimethylacetamide and alkali catalysts.
The catalysts adopted in the third step and added before and after the processing sequence are polyetheramine ED-900 and isopropanol.
The preparation equipment of the block silicone oil softener comprises a tank body and a control panel, wherein a heating mechanism is embedded in the tank body, a stirring mechanism is arranged in the tank body, and a reflux reaction mechanism matched with the stirring mechanism is arranged at the upper end of the tank body;
The number of the reflux reaction mechanisms is at least two and the reflux reaction mechanisms are equidistantly arranged at the upper end of the tank body, each reflux reaction mechanism comprises a traction assembly, a pumping assembly, a condensing pipe and a cooling liquid sleeve, each pumping assembly is arranged at the upper end of the tank body, each traction assembly is arranged between each pumping assembly and each stirring mechanism, each condensing pipe is arranged at the upper end of the tank body and communicated with the tank body to form a loop, and each cooling liquid sleeve is sleeved with each condensing pipe and communicated with each pumping assembly.
The stirring mechanism comprises a motor, a main shaft and stirring blades, the motor is fixedly arranged at the upper end of the tank body, the main shaft is rotationally arranged in the tank body and is in transmission connection with an output shaft of the motor, the stirring She Sheyu main shaft is arranged in the tank body, and the traction assembly is arranged between the main shaft and the upper inner wall of the tank body.
The traction assembly comprises a sealing cylinder, a synchronous head, a sliding rail and a inhaul cable, wherein the sealing cylinder is fixedly arranged on the upper inner wall of the tank body and is in concentric rotation sealing connection with the main shaft, the sliding rail is fixedly arranged in the sealing cylinder and is parallel to the length direction of the main shaft, the synchronous head is in sliding connection with the sliding rail, the main shaft is provided with a guide groove positioned in the sealing cylinder, the guide groove is of a sine structure after being unfolded, the synchronous head stretches into the guide groove to be in sliding connection with the guide groove, one end of the inhaul cable is connected with the synchronous head, and the other end of the inhaul cable stretches out of the sealing cylinder in a sliding manner and is connected with the pumping assembly.
The pumping assembly comprises a piston cylinder, a first plug body and a tension spring, wherein the piston cylinder and the tank body are integrally formed, the first plug body is arranged in the piston cylinder in a sliding sealing manner, the tension spring is arranged at the upper end of the first plug body, and a one-way liquid inlet and a one-way liquid outlet are formed at the upper end of the piston cylinder.
The lower end of the piston cylinder is provided with a one-way air inlet pipe and a one-way air outlet pipe, and the one-way air outlet pipe is connected with an air blowing pipe facing the opening of the condensing pipe.
Still be equipped with filtering mechanism between jar body downside and the main shaft, filtering mechanism includes crank, connecting rod, pump liquid section of thick bamboo, second cock body and filter, crank and main shaft lower extreme fixed connection, the pump liquid section of thick bamboo is fixed to be located jar internal and the upside is equipped with one-way feed liquor valve, second cock body sliding seal locates in the pump liquid section of thick bamboo, connecting rod one end is connected with crank rotation, the connecting rod other end is articulated with the second cock body, the filter is located jar external side and feed liquor one end and is kept away from connecting rod one end one-way connection through liquid pipe and pump liquid section of thick bamboo, filter flowing back one end is through liquid pipe and jar internal one-way connection.
Compared with the prior art, the invention has at least the following advantages:
The production mode of the softening agent can improve production efficiency, the production of the block silicone oil softening agent is carried out by simpler production steps, production steps and working procedures are reduced, the softening agent can be ensured to have better quality, the reflux reaction mechanism is arranged, during the reflux reaction, the steam in the tank body can be effectively subjected to condensation treatment to improve the reaction effect, meanwhile, the solvent can be stirred to synchronously pump cooling liquid, the further acceleration flow of the steam in the tank body can be assisted to improve the condensation efficiency and effect, and the filtering mechanism is arranged to be further matched with stirring action to filter impurities in the solvent so as to improve the purity of the solvent.
Drawings
The invention may be further illustrated by means of non-limiting examples given in the accompanying drawings.
FIG. 1 is a schematic structural view of a preparation apparatus for a block silicone oil softener according to the present invention.
Fig. 2 is a cross-sectional view of the structure of the present invention.
Fig. 3 is an enlarged schematic view at a in fig. 2.
Fig. 4 is a cross-sectional view of another angular structure of the present invention.
Fig. 5 is a schematic structural view of the stirring mechanism of the present invention.
Tank 1, condenser tube 2, coolant jacket 21, motor 3, main shaft 31, stirring vane 32, sealing cylinder 4, synchronization head 41, cable 42, guide groove 43, piston cylinder 5, first plug 51, tension spring 52, blowpipe 6, crank 7, connecting rod 71, pump cylinder 72, second plug 73, and filter 74.
Detailed Description
In order that those skilled in the art will better understand the present invention, the following technical scheme of the present invention will be further described with reference to the accompanying drawings and examples.
Example 1 As shown in figures 1-5, a preparation method of a block silicone oil softener comprises the following specific preparation steps:
step one, preparing any one of end epoxy double sealing heads, DMC or D4 and a catalyst required by reaction;
Adding any one of epoxy-terminated double seal heads, DMC or D4 and a catalyst into a tank body for reaction, wherein the reaction environment is heat preservation reaction and vacuumizing, wherein the heating is continuously carried out in the vacuumizing process until the vacuum is completely carried out, and then heat preservation is carried out, so that the epoxy-terminated silicone oil is obtained;
And thirdly, adding the epoxy-terminated silicone oil and the catalyst in the second step into a tank body for reaction, wherein the reaction environment is heat preservation reaction, and synchronously carrying out reflux reaction, and finally replacing a solvent to obtain the block silicone oil.
DMC is dimethyl carbonate, D4 is octamethyl cyclotetrasiloxane, and the catalyst comprises dimethylacetamide, a base catalyst, polyetheramine ED-900 and isopropanol.
The catalysts added before and after the processing sequence adopted in the second step are dimethylacetamide and alkali catalysts.
The catalysts adopted in the third step and added before and after the processing sequence are polyether amine ED-900 and isopropanol.
The preparation equipment of the block silicone oil softener comprises a tank body 1 and a control panel, wherein a heating mechanism is embedded in the tank body 1, a stirring mechanism is arranged in the tank body 1, and a reflux reaction mechanism matched with the stirring mechanism is arranged at the upper end of the tank body 1;
the quantity of the reflux reaction mechanisms is at least two and equidistantly arranged at the upper end of the tank body 1, the reflux reaction mechanisms comprise traction assemblies, pumping assemblies, a condensing pipe 2 and a cooling liquid sleeve 21, the pumping assemblies are arranged at the upper end of the tank body 1, the traction assemblies are arranged between the pumping assemblies and the stirring mechanisms, the condensing pipe 2 is arranged at the upper end of the tank body 1 and communicated with the interior of the tank body 1 to form a loop, and the cooling liquid sleeve 21 is sleeved with the condensing pipe 2 and communicated with the pumping assemblies.
When the softener is prepared, the existing end-epoxy double sealing heads in the market can be directly utilized, so that the production steps are reduced to improve the production efficiency and reduce the equipment required for preparing the precursor, in the preparation process of the block silicone oil, the required solvent raw material is added into the tank body 1, and meanwhile, a heating mechanism and a stirring mechanism are started through a control panel, wherein the heating mechanism can heat the solvent to obtain the conditions required by the reflux reaction, and the stirring mechanism can mix and turn the solvent to improve the efficiency and the effect of the reflux reaction;
When the solvent evaporates due to heating, steam rises gradually into the condensing pipe 2, at the moment, the traction assembly starts the pumping assembly under the action of the stirring mechanism, the liquid inlet end of the pumping assembly is communicated with the liquid outlet of the external cooling liquid system, the pumping assembly can send cooling liquid into the cooling liquid sleeve 21, the inlet of the cooling liquid sleeve 21 is at the lowest level, and the steam entering the condensing pipe 2 is condensed under the action of the cooling liquid in the cooling liquid sleeve 21 until the steam returns into the tank body 1 in a liquid state, so that the full reaction of the solution is achieved, and the purity and quality of the produced solution are ensured.
The stirring mechanism comprises a motor 3, a main shaft 31 and stirring blades 32, wherein the motor 3 is fixedly arranged at the upper end of the tank body 1, the main shaft 31 is rotationally arranged in the tank body 1 and is in transmission connection with an output shaft of the motor 3, the stirring blades 32 are arranged on the main shaft 31 and are positioned in the tank body 1, and the traction assembly is arranged between the main shaft 31 and the upper inner wall of the tank body 1.
The traction assembly comprises a sealing cylinder 4, a synchronous head 41, a sliding rail and a inhaul cable 42, wherein the sealing cylinder 4 is fixedly arranged on the upper inner wall of the tank body 1 and is in concentric rotation sealing connection with the main shaft 31, the sliding rail is fixedly arranged in the sealing cylinder 4 and is parallel to the length direction of the main shaft 31, the synchronous head 41 is in sliding connection with the sliding rail, the main shaft 31 is provided with a guide groove 43 positioned in the sealing cylinder 4, the guide groove 43 is in a sine structure after being unfolded, the synchronous head 41 stretches into the guide groove 43 to be in sliding connection with the guide groove, one end of the inhaul cable 42 is connected with the synchronous head 41, and the other end of the inhaul cable 42 stretches out of the sealing cylinder 4 in a sliding manner and is connected with the pumping assembly.
The pumping assembly comprises a piston cylinder 5, a first plug body 51 and a tension spring 52, wherein the piston cylinder 5 and the tank body 1 are integrally formed, the first plug body 51 is arranged in the piston cylinder 5 in a sliding sealing manner, the tension spring 52 is arranged at the upper end of the first plug body 51, and a one-way liquid inlet and a one-way liquid outlet are formed at the upper end of the piston cylinder 5.
During stirring, the motor 3 starts to drive the main shaft 31 to rotate, and then the stirring blade 32 is used for carrying out mixing and stirring on the solution in the tank body 1 so as to assist in promoting the reaction and mixing of the solvent, in the process of rotating the main shaft 31, as the traction assembly is static relative to the main shaft 31, the synchronous head 41 can only slide up and down through the guiding of the sliding rail, under the guiding effect of the guiding groove 43, the synchronous head 41 can synchronously generate up-and-down reciprocating circulation motion in the rotation of the main shaft 31, at the moment, the synchronous head 41 can drag and pull the first plug body 51 in the pumping assembly through the guy cable 42, when the traction and pulling are carried out, the first plug body 51 slides downwards, the generated negative pressure can pump the cooling liquid in an external cooling liquid system through a single liquid inlet, otherwise, when the guy cable 42 cancels the traction on the first plug body 51, the cooling liquid is pumped into the cooling liquid sleeve 21 through the self-resetting effect of the tension spring 52 so as to play the circulation and automatic pumping of the cooling liquid, wherein the liquid outlet of the cooling liquid sleeve 21 is the highest point horizontally, and the effective circulation of the cooling liquid can be ensured.
Example 2 As shown in figure 2, a further improvement on the basis of example 1 is that the lower end of the piston cylinder 5 is provided with a one-way air inlet pipe and a one-way air outlet pipe, and the one-way air outlet pipe is connected with an air blowing pipe 6 which is opened towards the condenser pipe 2.
Further, in order to improve the circulation efficiency and condensation effect of steam, an independent space can be formed by sealing the piston cylinder 5 and the tank body 1, when cooling liquid is pumped, the space at the lower side of the first plug body 51 is expanded to generate negative pressure, steam in the tank body 1 can be pumped in by the unidirectional air inlet pipe at the moment, when the cooling liquid is pumped, the space at the lower side of the first plug body 51 is extruded, gas is extruded and blown to the condensation pipe 2 through the air blowing pipe 6 at the moment, and the gas around the inside of the tank body 1 can be driven to accelerate to flow into the condensation pipe 2 through the Bernoulli principle, so that the effects of actively converging the steam and accelerating the gas flow are achieved, the condensation efficiency and effect are promoted, and the solvent reaction is facilitated;
A pressing drain valve is further arranged between the upper inner wall of the tank body 1 and the lower side of the piston cylinder 5, and when the first plug body 51 moves downwards to the lowest position, the pressing drain valve is pressed, so that the lower side of the piston cylinder 5 is opened to drain part of solvent condensed in advance.
In the embodiment 3, as shown in fig. 1 and 4, according to a further improvement on the basis of the embodiment 1, a filtering mechanism is further arranged between the lower side of the tank body 1 and the main shaft 31, the filtering mechanism comprises a crank 7, a connecting rod 71, a liquid pumping cylinder 72, a second plug body 73 and a filter 74, the crank 7 is fixedly connected with the lower end of the main shaft 31, the liquid pumping cylinder 72 is fixedly arranged in the tank body 1, a one-way liquid inlet valve is arranged on the upper side of the liquid pumping cylinder 72, the second plug body 73 is slidably and hermetically arranged in the liquid pumping cylinder 72, one end of the connecting rod 71 is rotationally connected with the crank 7, the other end of the connecting rod 71 is hinged with the second plug body 73, the filter 74 is arranged on the outer side of the tank body 1, one end of liquid inlet of the filter 74 is unidirectionally connected with one end of the liquid pumping cylinder 72 away from the connecting rod 71 through a liquid pipe, and one-way connection of one end of liquid outlet of the filter 74 is unidirectionally arranged in the tank body 1.
Further, since the epoxy bond is easily damaged under the catalysis of alkali to generate excessive impurities, in the reaction process, the filtering mechanism circularly filters the solvent to further purity of the solvent, the crank 7 rotates synchronously with the main shaft 31 in a circulating way during filtering, the connecting rod 71 circularly pulls the second plug body 73 in the pump liquid cylinder 72, the pump liquid cylinder 72 pumps the solvent in the tank body 1 through the one-way liquid inlet valve, then the second plug body 73 is pushed to squeeze the solvent, finally the solvent is conveyed through the liquid pipe and passes through the filter 74, and the solvent is filtered and returned into the tank body 1, so that the solvent is automatically filtered to improve the purity of the whole production.
The above embodiments are merely illustrative of the principles of the present invention and its effectiveness, and are not intended to limit the invention. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the invention. Accordingly, it is intended that all equivalent modifications and variations of the invention be covered by the claims of this invention, which are within the skill of those skilled in the art, can be made without departing from the spirit and scope of the invention disclosed herein.
Claims (6)
1. The preparation equipment of the block silicone oil softener is characterized by comprising a tank body and a control panel, wherein a heating mechanism is embedded in the tank body, a stirring mechanism is arranged in the tank body, and a reflux reaction mechanism matched with the stirring mechanism is arranged at the upper end of the tank body;
The number of the reflux reaction mechanisms is at least two and the reflux reaction mechanisms are equidistantly arranged at the upper end of the tank body, the reflux reaction mechanisms comprise a traction assembly, a pumping assembly, a condensing pipe and a cooling liquid sleeve, the pumping assembly is arranged at the upper end of the tank body, the traction assembly is arranged between the pumping assembly and the stirring mechanism, the condensing pipe is arranged at the upper end of the tank body and communicated with the tank body to form a loop, and the cooling liquid sleeve is sleeved with the condensing pipe and communicated with the pumping assembly;
The traction assembly comprises a sealing cylinder, a synchronous head, a sliding rail and a inhaul cable, wherein the sealing cylinder is fixedly arranged on the upper inner wall of the tank body and is in concentric rotation sealing connection with the main shaft, the sliding rail is fixedly arranged in the sealing cylinder and is parallel to the length direction of the main shaft, the synchronous head is in sliding connection with the sliding rail, the main shaft is provided with a guide groove positioned in the sealing cylinder, the guide groove is in a sine structure after being unfolded, the synchronous head stretches into the guide groove to be in sliding connection with the guide groove, one end of the inhaul cable is connected with the synchronous head, and the other end of the inhaul cable stretches out of the sealing cylinder in a sliding manner and is connected with the pumping assembly;
The pumping assembly comprises a piston cylinder, a first plug body and a tension spring, wherein the piston cylinder and the tank body are integrally formed, the first plug body is arranged in the piston cylinder in a sliding sealing manner, the tension spring is arranged at the upper end of the first plug body, and a one-way liquid inlet and a one-way liquid outlet are arranged at the upper end of the piston cylinder;
Still be equipped with filtering mechanism between jar body downside and the main shaft, filtering mechanism includes crank, connecting rod, pump liquid section of thick bamboo, second cock body and filter, crank and main shaft lower extreme fixed connection, the pump liquid section of thick bamboo is fixed to be located jar internal and the upside is equipped with one-way feed liquor valve, second cock body sliding seal locates in the pump liquid section of thick bamboo, connecting rod one end is connected with crank rotation, the connecting rod other end is articulated with the second cock body, the filter is located jar external side and feed liquor one end and is kept away from connecting rod one end one-way connection through liquid pipe and pump liquid section of thick bamboo, filter flowing back one end is through liquid pipe and jar internal one-way connection.
2. The device for preparing the block silicone oil softener according to claim 1, wherein the stirring mechanism comprises a motor, a main shaft and stirring blades, the motor is fixedly arranged at the upper end of the tank body, the main shaft is rotatably arranged in the tank body and is in transmission connection with an output shaft of the motor, the stirring She Sheyu main shaft is arranged in the tank body, and the traction assembly is arranged between the main shaft and the upper inner wall of the tank body.
3. The preparation device of the block silicone oil softener according to claim 2, wherein a one-way air inlet pipe and a one-way air outlet pipe are arranged at the lower end of the piston cylinder, and the one-way air outlet pipe is connected with an air blowing pipe which faces the opening of the condensing pipe.
4. A preparation method of a block silicone oil softener is characterized by comprising the following specific preparation steps of:
preparing any one of end epoxy double sealing heads, DMC or D4 required by reaction and a catalyst, wherein DMC is dimethyl carbonate, D4 is octamethyl cyclotetrasiloxane, and the catalyst comprises dimethylacetamide, a base catalyst, polyether amine ED-900 and isopropanol;
Adding any one of epoxy-terminated double seal heads, DMC or D4 and a catalyst into a tank body for reaction, wherein the reaction environment is heat preservation reaction and vacuumizing, wherein the heating is continuously carried out in the vacuumizing process until the vacuum is completely carried out, and then heat preservation is carried out, so that the epoxy-terminated silicone oil is obtained;
And thirdly, adding the epoxy-terminated silicone oil and the catalyst in the second step into a tank body for reaction, wherein the reaction environment is heat preservation reaction, and synchronously carrying out reflux reaction, and finally replacing a solvent to obtain the block silicone oil.
5. The method for preparing a block silicone oil softener according to claim 4, wherein the catalyst added before and after the processing sequence in the second step is dimethylacetamide and an alkali catalyst.
6. The method for preparing a block silicone oil softener according to claim 5, wherein the catalysts added before and after the processing sequence adopted in the third step are polyetheramine ED-900 and isopropanol.
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| CN216837480U (en) * | 2022-03-22 | 2022-06-28 | 巴迪泰（广西）生物科技有限公司 | Automatic waste liquid treatment system of immunoassay analyzer |
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| CN216837480U (en) * | 2022-03-22 | 2022-06-28 | 巴迪泰（广西）生物科技有限公司 | Automatic waste liquid treatment system of immunoassay analyzer |
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