CN201711155U - Multifunctional chemical experimental apparatus - Google Patents

Multifunctional chemical experimental apparatus Download PDF

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Publication number
CN201711155U
CN201711155U CN2010202991932U CN201020299193U CN201711155U CN 201711155 U CN201711155 U CN 201711155U CN 2010202991932 U CN2010202991932 U CN 2010202991932U CN 201020299193 U CN201020299193 U CN 201020299193U CN 201711155 U CN201711155 U CN 201711155U
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CN
China
Prior art keywords
kettle
metering system
control system
reaction
experimental provision
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Expired - Fee Related
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CN2010202991932U
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Chinese (zh)
Inventor
王世娟
杨晓东
李玉龙
丁志平
胡瑾
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Nanjing College of Chemical Technology
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Nanjing College of Chemical Technology
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Priority to CN2010202991932U priority Critical patent/CN201711155U/en
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Publication of CN201711155U publication Critical patent/CN201711155U/en
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Abstract

The utility model belongs to the field of experimental instrument technology, and relates to a multifunctional reaction apparatus for a chemical experiment, comprising a chemical reaction kettle, a control system, and a reaction material in-and-out and metering system; the chemical reactor still adopts a double layer high transparent visible kettle body, the upper and lower kettle covers adopt stainless steel metal materials, the double layer kettle body adopts heat conduction oil with high transparency to heat, the stirring adopts the static sealing strong magnetic force to perform the stirring; the control system comprises a kettle inner temperature measurement apparatus, a kettle jacket temperature measurement apparatus, a kettle internal pressure measuring and transmitting apparatus and a motor rotating speed measuring and transmitting apparatus, the control system is connected with a console, and can be connected with a computer to realize a remote operation; The reaction material in-and-out and metering system comprises a liquid and gaseous state reactant charging and metering system, a reflux separating and metering system. The apparatus in the utility model adopts a snap ring or bolt connecting structure, the snap rings and bolts are standardized, general and capable of interchange, the components can be added or disassembled according to change of technology, the apparatus is also advantaged by wide application.

Description

A kind of multi-functional chemical engineering experiment device
Technical field
The utility model belongs to experiment and uses Instrument technology field, and relating to is the polyfunctional reactant device that a kind of chemical engineering experiment is used.
Technical background
Along with the development of higher vocational education, be that the idea of vocational education that leads is accepted by most of people with the course of work.This just requires us will strengthen experiment, real training Facilities Construction energetically, Theory Construction, puts into practice incorporate vocational education pattern.For chemical industry class specialty, at present the instrument, the equipment that use when doing experiment of people is not complete, connects comparatively complicatedly, and instrument mostly is glass, and conduit mostly is emulsion tube, is not durable, and environment protecting is poor.
Summary of the invention
The purpose of this utility model provides and a kind ofly can make the chemical engineering experiment synthesization, and is simple to operate, is easy to observe, and the purposes scope is wide, can increase and decrease the polyfunctional reactant device of parts according to technique change voluntarily.
The purpose of this utility model is achieved in that it comprises chemical reaction Fu, reactor control system, reaction mass turnover and metering system, it is characterized in that chemical reaction Fu comprises by the high transparency silica glass of bilayer makes visual kettle, kettle is provided with the kettle cover of being made by the stainless steel metal material up and down, kettle cover maintains static, kettle liftable, upset or bottom discharge, be provided with the high conduction oil of transparency that is used to heat in the middle of the double-deck visual kettle, be provided with the strong magnetic stirring apparatus of static seal in the kettle; The reactor control system comprises that temperature measuring equipment in the still, still chuck temperature measuring equipment, still internal pressure are measured and change send device, motor speed measurement and change to send device, and said apparatus is connected with console; Reaction mass turnover and metering system comprise liquid reactant charging and metering system, gaseous reactant charging and metering system, backflow separation and metering system.
Chemical reaction Fu adopts double-deck high transparency silica glass to make visual kettle, and kettle cover adopts the stainless steel metal material up and down, adopts the high conduction oil of transparency to heat in the middle of the visual double-deck kettle, is convenient to the observing response situation; Stir and adopt the strong magnetic agitation of static seal, kettle cover maintains static, and is convenient to connect the hard tube line of charging or air inlet, and convenience is used and cleaned in kettle liftable, upset or bottom discharge.
General, reaction Fu top is provided with a plurality of holes, is respectively applied for temperature measuring equipment in the still, the measurement of still internal pressure to be installed and to become to send cooling device, vacuum system and gaseous reactant charging and metering system in device, liquid reactant charging and metering system, backflow separation and metering system, the still.
Described reactor control system comprises that temperature measuring equipment in the still, still chuck temperature measuring equipment, still internal pressure are measured and change send device, motor speed measurement and change to send device, and said apparatus is connected with console.
General, said apparatus connect lead-in wire all from behind plate lead to console by water joint by the binding post in the controller, the console panel is equipped with temperature digital display meter, voltmeter, revolution counter and gauge tap and adjusting knob.The electronic component that stirs control circuit all is assembled on the wiring board; adopt double closed-loop control system; have characteristics such as adjusting speed accuracy height, stabilization of speed, antijamming capability be strong; and possess perfect defencive functions such as restriction hypervelocity, overcurrent; regulate the DC voltage that " speed governing " knob can change direct current generator; thereby the change rotating speed of motor reaches the purpose of controlling mixing speed.Adopt the solid-state relay pressure regulation in the heater circuit, make heater circuit be tending towards oversimplifying, can regulate heating power as long as regulate " pressure regulation " knob, simultaneously, the control section of heater circuit is equipped with intelligent digital display meter, make it heating-up temperature according to the random speed governing of the requirement of technology, and control temperature accuracy height.
But console off line itself is used separately, also can link to each other with computer, realizes operated from a distance, and shows various data and curve on computers.
Described reaction mass turnover and metering system are made up of liquid reactant charging and metering system, gaseous reactant charging and metering system, backflow separation and metering system.
General liquid reactant charging and metering system comprise constant voltage feed pot, liquid level display unit and visor, and the top links to each other with still, and be reinforced to realize constant voltage.
Gaseous reactant charging and metering system comprise mass flowmenter, plug in still bottom tube composition.
Reflux to separate and metering system comprises reflux condenser, visor, knockout and liquid level display unit, separate, chemical reaction is tending towards fully and is judged to realize refluxing.
Snap ring or bolt fastening structure are all adopted in connection between the utility model device parts, and standardised generic is exchanged, and can increase and decrease parts voluntarily according to technique change.
It is as follows that this device is used for the step that chemical engineering experiment uses:
(1) according to the requirement of chemical reaction, selects the device and the connection that need.Earlier system is vacuumized during use, close vacuum system then, utilize vacuum to suck certain amount of fluid;
(2) if raw material be solid then need to add in advance in the reactor, seal again, need to guarantee the air-tightness of whole device in the process, every dress once need be hunted leak once;
(3) the reaction desired parameters is set, computer writes down course of reaction automatically.
Advantage of the present utility model and good effect are:
(1) whole device adopts snap ring or bolt fastening structure, standardised generic is exchanged, can increase and decrease parts voluntarily according to technique change, the purposes scope is wide, can be used for important unit processes such as esterification, alkylation, halogenation, sulfonation, nitrated, acidylate, reduction, oxidation, condensation;
(2) installation is simple with operating operation, is easy to observe;
(3) adopt integration design, compact conformation;
(4) data collecting system is used for course of reaction, can real-time processing data, tracking reaction process.
Description of drawings
Accompanying drawing 1 is the structural representation of the utility model embodiment.
In the accompanying drawing 1,1-reactor, 2-conduction oil, the 3-magnetic agitation, thermo detector in the 4-cooling coil, 5-still, 6-chuck thermo detector, the 7-vacuum system, device is sent in 8-pressure measxurement and change, the 9-mass flowmenter, 10-motor, 11-constant voltage feed pot, the 12-condenser, 13-knockout, 14-visor, the 15-console, the 16-computer.
The specific embodiment
Further specify the utility model below in conjunction with drawings and Examples, but the utility model is not construed as limiting.
Embodiment
The utility model example structure schematic diagram as shown in Figure 1 comprises chemical reaction Fu, reactor control system, reaction mass turnover and metering system.
Chemical reaction Fu 1 and vacuum system 7, still internal pressure are measured and are become and send that device 10 is sent in device 8, motor speed measurement and change, backflow separates and metering system is connected by reflux condenser 12, visor 14, knockout 13 and liquid level display unit.Reaction Fu 1 volume is 1 liter, and design pressure is 0.5Mpa, and design temperature is 0 ℃-320 ℃, and speed of agitator: 0-1000rpm stepless speed regulation, heating power are 1.2KW, temperature-controlled precision: ± 0.5 ℃.Reactant is phthalic anhydride and n-butanol, adds phthalic anhydride, n-butanol and the concentrated sulfuric acid in reactor, starts stirring, and 120 ℃ of temperature in the kettle are set, 180 ℃ of jacket temperatures, temperature constant afterreaction 2 hours.Open vacuum, steam the unreacted n-butanol, discharging is 90 ℃ in temperature, is neutralized to neutrality with 10%NaOH solution, divides the phase of anhydrating.Spend deionised water 3 times, again with saturated nacl aqueous solution washing 3 times, anhydrous Na 2SO 4Drying, decolorizing with activated carbon get product DBP.
Embodiment 2
The structural representation of the utility model embodiment as shown in Figure 1 comprises chemical reaction Fu, reactor control system, reaction mass turnover and metering system.
Chemical reaction Fu 1 measures and becomes with vacuum system 7, still internal pressure and send device 8, motor speed measurement and change to send device 10, gaseous reactant charging and metering system to be connected by mass flowmenter 9 devices.Reaction Fu 1 volume is 2 liters, and design pressure is 0.5Mpa, and design temperature is 0 ℃-320 ℃, and speed of agitator: 0-1000rpm stepless speed regulation, heating power are 2.2KW, temperature-controlled precision: ± 0.5 ℃.Reactant is p-methyl phenol and isobutene, in reactor, add the methylphenol and the concentrated sulfuric acid, start stirring, 65 ℃ of temperature in the kettle are set, 110 ℃ of jacket temperatures, after temperature rises to 50 ℃, feed isobutene by gaseous reactant charging and metering system by mass flowmenter 9, after reaction finishes, discharging, in temperature is 90 ℃, is neutralized to neutrality with 10%NaOH solution, divides the phase of anhydrating.Spend deionised water 3 times, anhydrous Na 2SO 4Drying, decolorizing with activated carbon get product B HT.

Claims (6)

1. multi-functional chemical engineering experiment device, comprise chemical reaction Fu, reactor control system, reaction mass turnover and metering system, it is characterized in that chemical reaction Fu comprises by the high transparency silica glass of bilayer makes visual kettle, kettle is provided with the kettle cover of being made by the stainless steel metal material up and down, kettle cover maintains static, kettle liftable, upset or bottom discharge are provided with the high conduction oil of transparency that is used to heat in the middle of the double-deck visual kettle, are provided with the strong magnetic stirring apparatus of static seal in the kettle; The reactor control system comprises that temperature measuring equipment in the still, still chuck temperature measuring equipment, still internal pressure are measured and change send device, motor speed measurement and change to send device, and said apparatus is connected with console; Reaction mass turnover and metering system comprise liquid reactant charging and metering system, gaseous reactant charging and metering system, backflow separation and metering system.
2. experimental provision as claimed in claim 1 is characterized in that the connection of reactor control system all leads to console by water joint by the binding post in the controller, and console links to each other with computer.
3. experimental provision as claimed in claim 1 is characterized in that liquid reactant charging and metering system comprise constant voltage feed pot, liquid level display unit and visor.
4. experimental provision as claimed in claim 1 is characterized in that gaseous reactant charging and metering system comprise mass flowmenter, plug in the still bottom tube.
5. experimental provision as claimed in claim 1, it is characterized in that refluxing separation and metering system comprise reflux condenser, visor, knockout and liquid level display unit.
6. as the described experimental provision of one of claim 1-5, it is characterized in that snap ring or bolt fastening structure that the connection between parts adopts standardised generic to exchange.
CN2010202991932U 2010-08-20 2010-08-20 Multifunctional chemical experimental apparatus Expired - Fee Related CN201711155U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010202991932U CN201711155U (en) 2010-08-20 2010-08-20 Multifunctional chemical experimental apparatus

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Application Number Priority Date Filing Date Title
CN2010202991932U CN201711155U (en) 2010-08-20 2010-08-20 Multifunctional chemical experimental apparatus

Publications (1)

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CN201711155U true CN201711155U (en) 2011-01-19

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106969801A (en) * 2017-05-12 2017-07-21 傅红霞 A kind of specialty is used for medicament reaction monitoring device
CN111774021A (en) * 2019-04-04 2020-10-16 应急管理部化学品登记中心 Reaction kettle and application thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106969801A (en) * 2017-05-12 2017-07-21 傅红霞 A kind of specialty is used for medicament reaction monitoring device
CN111774021A (en) * 2019-04-04 2020-10-16 应急管理部化学品登记中心 Reaction kettle and application thereof

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
EE01 Entry into force of recordation of patent licensing contract

Assignee: Nanjing complexing Chemical Engineering Co Ltd

Assignor: Nanjing College of Chemical Technology

Contract record no.: 2012320000490

Denomination of utility model: Multi-functional chemical engineering experiment device

Granted publication date: 20110119

License type: Exclusive License

Record date: 20120419

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110119

Termination date: 20140820

EXPY Termination of patent right or utility model