CN108283819A - A kind of Rotary Evaporators can be automatically controled continuous feeding and discharging - Google Patents
A kind of Rotary Evaporators can be automatically controled continuous feeding and discharging Download PDFInfo
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- CN108283819A CN108283819A CN201810142986.4A CN201810142986A CN108283819A CN 108283819 A CN108283819 A CN 108283819A CN 201810142986 A CN201810142986 A CN 201810142986A CN 108283819 A CN108283819 A CN 108283819A
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- rotary evaporators
- fraction
- discharging
- valve
- discharge
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/08—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in rotating vessels; Atomisation on rotating discs
- B01D3/085—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in rotating vessels; Atomisation on rotating discs using a rotary evaporator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0082—Regulation; Control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/42—Regulation; Control
Abstract
The present invention relates to evaporation equipment technical fields, particularly, are related to a kind of Rotary Evaporators, more particularly to a kind of Rotary Evaporators can be automatically controled input and output material and cleaning process.It is of the present invention can automatic feed/discharge Rotary Evaporators, inventive improvements are carried out based on the structure of existing Rotary Evaporators, air will be led in the past, the shared channel of charging, by adding feeding-passage, tapping channel, flushing channel, the mode of apocenosis passage and row's fraction channel, and it is controlled each with pump and switch, or it is controlled with computer or touch screen, set different working modes, the automatic feed and discharging during Rotary Evaporators use can be realized, automatic cleaning and discharge waste liquid, and fraction is arranged automatically, avoid frequent manual operation during Rotary Evaporators use, effectively reduce workload, allow distillation process automatic, continuously, efficiently run, jacking system can also not be had to, greatly reduce the workload and use cost of operation and maintenance.
Description
Technical field
The present invention relates to evaporation equipment technical fields, particularly, are related to a kind of Rotary Evaporators, more particularly to one kind can be certainly
The Rotary Evaporators of dynamic input and output material.
Background technology
Rotary Evaporators are a kind of extraction experimental facilities that vacuum distillation concentration is carried out to material, are widely used in sample
Scale concentration, in the experiments such as dry, extraction recycling, particularly for a large amount of solvents of flash distillation.Existing Rotary Evaporators are usual
It is made of components such as vacuum extractor, heating device, condensing unit, rotating devices, the principle of Rotary Evaporators mainly passes through
Electronic equipment controls, and makes flask in the case where being most suitable for rotating speed, and constant speed rotary makes solvent form film, increases disengagement area, and pass through
Vacuum pump makes evaporation flask be in negative pressure state, and evaporation flask is placed in constant temperature in water-bath or oil bath pan and adds while rotating
Heat, heating temperature are close to the boiling point of the solvent so that solution carries out heating diffusion and evaporates under negative pressure in bottle, realizes solvent
Rapid evaporation.
But existing Rotary Evaporators the degree of automation is low, constantly be unable to do without experimenter, each step is both needed to test
Personnel are manually operated, and in use can not automatically take out fraction, concentrate, and when discharging must interrupt rotary distillation
Run, logical air, close vacuum pump, increase cucurbit and can just remove cucurbit and cleared up, it is primary to steam by taking 3L cucurbits as an example
It evaporates about 220mL solution and needs about 18 minutes, but the completion of a whole set of practical rotary evaporation distillation procedure about needs 60 minutes.This is not only
So that the work of continuous still is needed not carry out automatically, efficiently, and the workload of operation and maintenance is increased, reduces work
Make efficiency, influences the progress of work.In addition, the glass flange and distillation mouth cylindrical part that are connect with cucurbit are pacified in multiple cucurbit
It is easy to rupture during under loading, unloading.
As Chinese patent CN203447781U disclose it is a kind of can automatic feed/discharge Rotary Evaporators, the Rotary Evaporators
It is connected with feed pipe by the way that four-way pipe is arranged between condenser and receiving bottle, and by a wherein side outlet for four-way pipe, it is real
The automatic feed of feed liquid to be evaporated is showed；After to be evaporated, and concentrate can be sucked out by feed pipe, eliminates and unload
Evaporative flask pours out the complicated operation of concentrate.Although the device realizes the charging under the manual command of Rotary Evaporators and goes out
Material, but its charging and discharging shares a pipe there are a degree of pollutions to feeding or discharging, and under cannot achieve and automatically controlling
Continuous feeding and discharging and cleaning operation.It still needs to discharge after waiting for flush distillation and manually clean manually in the course of work,
It cannot achieve continuous feed, discharging and the cleaning in distillation process.
Invention content
The present invention provides one kind may be selected there are many pattern, have the intelligent electronic devices such as computer or touch screen automatic
Control input and output material, cleaning and row's fraction, the Rotary Evaporators that can automatically continuously repeat a certain pattern the whole series operating procedure, solve
Rotary Evaporators the degree of automation is low in the prior art, be unable to continuous feeding and discharging, cleaning and the problem of row's fraction, that is, realizes rotation
The intelligence of evaporimeter solves the problems, such as that rotary evaporation process be unable to do without experimenter.
To achieve the above object, the present invention propose it is a kind of can automatic feed/discharge Rotary Evaporators, including holder is described
Be fixed with dismountable cucurbit and condenser on holder, the condenser bottom is connected with receiving bottle, in the condenser at
Type has venting channels, the venting channels to be connected with the cucurbit, and forms snorkel in the side-walls of the condenser,
Breather valve is provided at the atmosphere entry of the snorkel for controlling the connection inside the Distallation systm with air；
Be additionally provided with feeding-passage and tapping channel in the venting channels, the feeding-passage and tapping channel respectively with
The inlet port and outlet port taken shape at the snorkel are connected, and are controlled by inlet valve and outlet valve；
The feed inlet and the discharge port are connected separately with power plant, realize automatic feed/discharge.
The feed inlet and the discharge port are connected separately with feed pipe and discharge nozzle, and the feed pipe and discharge nozzle stretch into
In the cucurbit.
The end set that the discharge nozzle stretches into the cucurbit has aggravating circle.
It is additionally provided with flushing channel in the venting channels, the flushing channel and takes shape in the cleaning at the snorkel
Mouth is connected, and is controlled by purge valve.
The Butterworth Hatch is connected with cleaning pipe, and the cleaning pipe stretches into the cucurbit；The Butterworth Hatch is connected with dynamic
Power apparatus realizes automatic feed liquor cleaning.
It is additionally provided with apocenosis passage in the venting channels, the apocenosis passage and takes shape in the drain at the snorkel
Mouth is connected, and is controlled by tapping valve.
The leakage fluid dram is connected with drain pipe, and the drain pipe stretches into the cucurbit；The leakage fluid dram is connected with dynamic
Power apparatus realizes being automatically drained out for cleaning solution.
The end set that the drain pipe stretches into the cucurbit has aggravating circle.
It is additionally provided with fraction discharge channel in the venting channels, the fraction discharge channel and takes shape in the snorkel
The fraction outlet at place is connected, and is controlled by fraction dump valve.
The fraction outlet is connected with fraction discharge pipe, and the fraction discharge pipe stretches into minimum level in the receiving flask
Place；The fraction outlet is connected with power plant, realizes being automatically drained out for fraction.
The end set that the fraction discharge pipe stretches into the receiving flask has aggravating circle.
The feed pipe, discharge nozzle, cleaning pipe, drain pipe and row's fraction pipe are polyfluortetraethylene pipe；
The inlet valve, outlet valve, purge valve, tapping valve and row's fraction valve are polytetrafluoroethylene (PTFE) valve or glass valves.
The snorkel be with the integrally formed more siphunculus with multiple exit of the condenser, alternatively, the snorkel
For more siphunculus with the condenser dismountable glass ground airtight connection.
The atmosphere entry, the feed inlet, the discharge port, the Butterworth Hatch, the leakage fluid dram, fraction discharge
It is connected with automatic control unit at vacuum nozzle on mouth and the condenser wall.
It is of the present invention can automatic feed/discharge Rotary Evaporators, carried out based on the structure of existing Rotary Evaporators
Inventive improvements, by the shared channel of previous logical air, charging, by adding feeding-passage, tapping channel, flushing channel, row
The mode in liquid channel, row's fraction channel, and controlled each with peristaltic pump, or utilize computer controlled automatic, you can
It realizes automatic feed and discharging, cleans and clear washing lotion, arranges fraction automatically automatically, avoid complicated manual operation, effectively reduce
Workload so that distillation process can automatic, continuous, efficient operation, greatly reduce the workload of operation and maintenance.
Rotary Evaporators of the present invention are additionally provided with the automatic control unit being connect with each entrance end, and can be arranged more
Kind operating mode can be repeated several times the work of a certain pattern automatically by setting number, solve experimenter constantly from not
The problem of opening distillation procedure and largely repeating certain a set of operation.
Rotary Evaporators of the present invention, as a result of automatic control system realize automatic feed/discharge, automatic cleaning,
Drain and row's fraction so that entire Rotary Evaporators can not use automatic lifting component and its control assembly, effectively reduce
The components such as lifting motor and hydraulic mandril also reduce the high cost caused by automatic lifting component is safeguarded, effectively ensure
The continuous high-efficient of Rotary Evaporators works.
Description of the drawings
Fig. 1 is the first structural schematic diagram of Rotary Evaporators of the present invention；
Fig. 2 is second of structural schematic diagram of Rotary Evaporators of the present invention；
Fig. 3 is the third structural schematic diagram of Rotary Evaporators of the present invention；
Fig. 4 is the 4th kind of structural schematic diagram of Rotary Evaporators of the present invention；
Fig. 5 is automatic control unit structural schematic diagram of the present invention；
In figure label for：1- holders, 2- cucurbits, 3- condensers, 4- receiving bottles, 5- venting channels, 6- snorkels, 7- are logical
Air valve, 8- feeding-passages, 9- tapping channels, 10- feed inlets, 11- discharge ports, 12- inlet valves, 13- outlet valves, 14- feed pipes,
15- discharge nozzles, 16- aggravating circles, 17- flushing channels, 18- Butterworth Hatch, 19- purge valves, 20- cleaning pipes, 21- apocenosis passages, 22-
Leakage fluid dram, 23- tapping valves, 24- drain pipes, 25- electric rotating machines, 26- fraction discharge channels, 27- fraction discharge pipes, 28- fractions
Outlet, 29- fraction dump valves, 30- atmosphere entries.
Specific implementation mode
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is described in further detail.
Structure as shown in Figure 1, Rotary Evaporators of the present invention, including holder 1, and steamed for controlling the rotation
Sending out the electric rotating machine 25 that instrument rotates, (Rotary Evaporators of the present invention can also be equipped with the control plane for controlling the electric rotating machine parameter rotating speed
Plate is not shown in figure).Dismountable cucurbit 2 and condenser 3, the cucurbit 2 and condenser 3 are fixed on the holder 1
It is connected and realizes the distillation of liquid, and the condenser bottom is connected with receiving bottle 4, the solvent for receiving evaporation.It is described to connect
The channel of discharge fraction and the switch (not shown) of control channel can be provided with by receiving 4 bottom of bottle.In the condenser 3 at
Type has venting channels 5, the venting channels 5 to be connected with the cucurbit 2, for realizing Distallation systm inside and air
Connection, the venting channels 5 pass through the inside of the condenser 3 and form snorkel 6, institute in the side-walls of the condenser 3
It states snorkel 6 and is provided with breather valve 7 at the atmosphere entry 30 of its end position, for controlling opening for the atmosphere entry 30
It closes, to control the connection inside the Distallation systm with air.
As the structure that can be converted, snorkel 6 of the present invention can be and 3 integrally formed tool of the condenser
There are more siphunculus of multiple exit, alternatively, the snorkel 6 or detachably closed being connected to (such as glass ground joint with the condenser 3
Sealing) more siphunculus.
Structure as shown in Figure 1 is additionally provided with 8 He of feeding-passage for inputting solution to be concentrated in the venting channels 5
Tapping channel 9 for exporting concentrate, the snorkel 6 are four-way pipe, the feeding-passage 8 and tapping channel 9 respectively with
The feed inlet 10 for taking shape in 6 side-walls of the snorkel is connected with discharge port 11, and by being set at the feed inlet 10
Inlet valve 12 and the outlet valve 13 that is set at the discharge port 11 carry out switch control.Meanwhile the feed inlet 10 and institute
It states and power plant is also respectively connected at discharge port 11, the feeding of controllable liquid and extraction, and then realize automatic feed/discharge, institute
It can be that peristaltic pump or vacuum pump are realized by way of being vacuumized in Distallation systm to state power plant.The venting channels
5 inside and the space between the feeding-passage 8 and the tapping channel 9 are atmosphere space, pass through the breather valve 7
Control switch.
Feed pipe 14 and discharge nozzle 15 is also respectively connected in structure as shown in Figure 1, the feed inlet 10 and discharge port 11,
The feed pipe 14 and discharge nozzle 15 stretch into the cucurbit 2, in order to realize preferably discharging control, the discharge nozzle 15
The end for stretching into the cucurbit 2 is additionally provided with aggravating circle 16 so that the discharge nozzle 15 can often be in the cucurbit 2
Minimum level position, concentrate is discharged as far as possible, the aggravating circle 16 be preferably polytetrafluoroethylene material it is obtained plus
Siderosphere.
In order to preferably adapt to the input and output material of different concentrates, feed pipe 14 and discharge nozzle 15 of the present invention are polytetrafluoro
Ethylene tube and the inlet valve 12 and outlet valve 13 are also configured as polytetrafluoroethylene (PTFE) valve or glass valves.
As the structure that can be converted, as shown in Fig. 2, the snorkel 6 is Five-way tube structure, in the venting channels 5
It is additionally provided with the feeding-passage 8 for inputting solution to be concentrated, the tapping channel 9 for exporting concentrate, and clear for inputting
The flushing channel 17 of washing lotion (such as distilled water or ethyl alcohol).The feeding-passage 8, tapping channel 9 and flushing channel 17 respectively with
Take shape in the feed inlet 10 of 6 side-walls of the snorkel, discharge port 11 is connected with Butterworth Hatch 18, and by be set to it is described into
It inlet valve 12 at material mouth 10, the outlet valve 13 being set at the discharge port 11 and is set to clear at the Butterworth Hatch 18
It washes valve 19 and carries out switch control.Meanwhile it being also respectively connected at the feed inlet 10, the discharge port 11 and the Butterworth Hatch 18
Peristaltic pump or vacuum pump to by way of being vacuumized in Distallation systm etc., the feeding of controllable liquid and extraction, and then realize
Automatic feed/discharge and automatic cleaning.5 inside of the venting channels and the feeding-passage 8, the tapping channel 9 and the cleaning
Space between channel 17 is atmosphere space, is controlled and is switched by the breather valve 7.
Feed pipe is also respectively connected in structure as shown in Figure 2, the feeding-passage 8, tapping channel 9 and flushing channel 17
14, discharge nozzle 15 and cleaning pipe 20, the feed pipe 14, discharge nozzle 15 and cleaning pipe 20 stretch into the cucurbit 2.In order to
Realize that preferably discharging control, the end that the discharge nozzle 15 stretches into the cucurbit 2 are additionally provided with aggravating circle 16 so that institute
The minimum level position of the cucurbit 2 can be often in by stating 15 end of discharge nozzle, and concentrate is discharged as far as possible, described to add
Siderosphere 16 is preferably aggravating circle made from polytetrafluoroethylene material.
In order to preferably adapt to the input and output material of different concentrates, feed pipe 14, discharge nozzle 15 and cleaning pipe of the present invention
20 be that the polyfluortetraethylene pipe and inlet valve 12, outlet valve 13 and purge valve 19 are also configured as polytetrafluoroethylene (PTFE) valve or glass
Glass valve.
As the structure that can be converted, as shown in figure 3, the snorkel 6 is six through-pipe structures, in the venting channels 5
It is additionally provided with the feeding-passage 8 for inputting solution to be concentrated, the tapping channel 9 for exporting concentrate, for inputting cleaning solution
The flushing channel 17 of (such as distilled water or ethyl alcohol), and the apocenosis passage 21 for cleaning solution to be discharged.The feeding-passage 8,
Tapping channel 9, flushing channel 17 and apocenosis passage 21 respectively with take shape in 6 side-walls of the snorkel feed inlet 10, discharging
Mouthfuls 11, Butterworth Hatch 18 is connected with leakage fluid dram 22, and by be set to inlet valve 12 at the feed inlet 10, be set to it is described
It outlet valve 13 at discharge port 11, the purge valve 19 being set at the Butterworth Hatch 18 and is set at the leakage fluid dram 22
Tapping valve 23 carry out switch control.Meanwhile the feed inlet 10, the discharge port 11, the Butterworth Hatch 18 and the drain
Peristaltic pump is also respectively connected at mouth 22 or by vacuum pump equal power device, the feeding of controllable liquid and extraction, Jin Ershi
Existing automatic feed/discharge and automatic cleaning.It is the inside of venting channels 5 and the feeding-passage 8, the tapping channel 9, described clear
The space washed between channel 17 and the apocenosis passage 21 is atmosphere space, is by the control switch of the breather valve 7
It can be connected to or block air.
Structure as shown in Figure 3, the feed inlet 10, discharge port 11, Butterworth Hatch 18 and leakage fluid dram 22 are also respectively connected
Feed pipe 14, discharge nozzle 15, cleaning pipe 20 and drain pipe 24, the feed pipe 14, discharge nozzle 15, cleaning pipe 20 and drain pipe 24
It stretches into the cucurbit 2.In order to realize preferably discharging control, the discharge nozzle 15 and drain pipe 24 stretch into the distillation
The end of bottle 2 is also respectively provided with aggravating circle 16 so that the discharge nozzle 15 and drain pipe 24 can often be in the distillation
Concentrate and cleaning solution are discharged as far as possible for the minimum level position of bottle 2, and the aggravating circle 16 is preferably polytetrafluoroethylene (PTFE) material
Material aggravating circle obtained.
In order to preferably adapt to the input and output material of different concentrates, feed pipe 14 of the present invention, discharge nozzle 15, cleaning pipe 20
It is that polyfluortetraethylene pipe and the inlet valve 12, outlet valve 13, purge valve 19 and tapping valve 23 are also configured as with drain pipe 24
Polytetrafluoroethylene (PTFE) valve or glass valves.
Also can cleaning be set such as cucurbit 2 if necessary to receiving bottle 4 and clear the component of washing lotion.
As the structure that can be converted, Rotary Evaporators as shown in Figure 4, the snorkel 6 is seven through-pipe structures, that is, is existed
On the basis of Rotary Evaporators structure shown in Fig. 3, it is additionally provided with the fraction for exporting fraction in the venting channels 5 and is discharged and leads to
Road 26, the fraction discharge channel 26 are connected with the fraction outlet 28 for taking shape in 6 side-walls of the snorkel, and by setting
The fraction dump valve 29 being placed at the fraction outlet 28 carries out switch control, and the fraction outlet 28 is connected with fraction row
Outlet pipe 27 realizes the discharge of fraction.The other end of the fraction discharge pipe 27 stretches into 4 bottom of the receiving flask and is provided with exacerbation
Circle 16.Meanwhile peristaltic pump is also associated at the fraction outlet 28 or by vacuum pump equal power device, controllable liquid
Extraction, and then realize automatic extraction fraction.
As the structure that can be converted, in Rotary Evaporators of the present invention, the receiving flask 4 can also be the prior art
In the general structure with lower end tap hole, the tap hole can be controlled by valve, can also be connected at the tap hole
It connects such as peristaltic pump or by vacuum pump equal power device, realizes being expelled directly out for fraction.
As the structure that can be converted, in Rotary Evaporators of the present invention, the atmosphere entry 30, goes out feed inlet 10
It is connected at vacuum nozzle in material mouth 11, Butterworth Hatch 18, leakage fluid dram 22, fraction outlet 28 and condenser wall and automatically controls group
Part realizes automatically controlling for entire Rotary Evaporators.
Control assembly structure as shown in Figure 5, interface end L1 are connect with the feed inlet 10, and by solenoid valve K1 and
Reset valve N is controlled, and is connected by pipe with head tank P1, and the reset valve N can replace inlet valve 12 to charging
Process is controlled, and head tank P1 is arranged with electronic weighing scale B and is fed with precise control, and electronic weighing scale B has communication function, can be with meter
Calculation machine is write to each other.
In the control assembly, interface end L2 is connect with the Butterworth Hatch 18, and is controlled by solenoid valve K2, ball valve V2
System, and be connected by pipe with cleaning fluid tank P2, the ball valve V2 can replace cleaning solution valve 19 to be controlled, the cleaning
There is amount of the electronic weighing scale B precise control into cleaning solution under flow container P2.
In the control assembly, interface end L3 is connected with the atmosphere entry 30 of the snorkel 6 by pipe,
And controlled by solenoid valve K3, ball valve V3, the ball valve V3 can replace the breather valve 7.
In the control assembly, interface end L4 is connected with the leakage fluid dram 22, and passes through solenoid valve K4 and ball valve V4-
1 is controlled, and is connected by pipe with useless washing lotion tank P4, and ball valve V4-1 can replace the tapping valve 23, washing lotion of giving up tank
P4 has leakage fluid dram, above there is drain, is controlled respectively by ball valve V4-2 and V4-3.The useless washing lotion tank P4 passes through pipe
Son is connected (and being connected with pressure gauge M and filter F) with vacuum pump D, and washing lotion of giving up is discharged using vacuumizing.
In the control assembly, interface end L5 is connected with the discharge port 11, and passes through solenoid valve K5 and ball valve V5-
1 is controlled, and is connected by pipe with concentrate contracting flow container P5, and the ball valve V5-1 can replace outlet valve 13, concentrate contracting
Flow container P5 has leakage fluid dram, is equipped with drain, is controlled respectively by ball valve V5-2 and V5-3.Concentrate contracting flow container P5 is logical
It crosses pipe with vacuum pump D to be connected (and being connected with pressure gauge M and filter F), using vacuumizing discharge distilled and concentrated solution.
In the control assembly, interface end L6 is connected with the fraction outlet 28, and passes through solenoid valve K6 and ball
Valve V6-1 is controlled, and is connected by pipe with fraction collection tank P6, and the ball valve V6-1 can replace fraction dump valve
29, fraction collection tank P6 has leakage fluid dram, is equipped with drain, is controlled respectively by ball valve V6-2 and V6-3.Fraction
Collecting tank P6 is connected by pipe with vacuum pump D (and being connected with pressure gauge M and filter F), using vacuumizing discharge fraction.
In the control assembly, interface end L7 is connected with vacuum orifice in condenser wall by pipe, and and electromagnetism
Valve K7 and ball valve V7 and vacuum pump D is connected (and being connected with pressure gauge M and filter F).
In the control assembly, all solenoid valves control on and off by computer, and computer, which also controls, has communication work(
Electronic scale, motor, vacuum pump, the temperature control of heating kettle and the time of energy.Multiple-working mode is set in a computer, by computer
Rotary Evaporators are controlled to carry out per single stepping according to a certain pattern of setting.
For example, under whole process operating mode, which is controlled by computer execute completely, and concrete operation step includes：
(1) heat button (having communication function) is opened, solenoid valve K3 is simultaneously closed off, opens K1, K7, it is accurate by default inlet amount
Really charging (electronic scale controls, and has communication function), K1 is closed after the completion of charging；
(2) motor (having communication function) control cucurbit rotary evaporation (rotating speed, time control) is opened, it is powered-down after the completion
Machine；
(3) stop heating, and open solenoid valve K3, K5, empty concentrate (time control) in cucurbit, K5 is closed after the completion
It closes；
(4) solenoid valve K6 is opened, emptying fraction (time control), K6, K3 are closed after the completion；
(5) solenoid valve K2 and motor are opened, into cleaning solution (electronic scale control), control cucurbit rotates (time control),
K2 and motor are closed after the completion, and open K3, K4, and emptying cleaning solution (time control) after the completion closes K4, K3；It repeats to walk
Suddenly operation 3 times in (5) close K7 and whole system until thinking to clean up；And predetermined period is pressed, repeat above-mentioned steps
(1)-(5)。
For example, under the operating mode of no cleaning process, which is controlled by computer execute completely, concrete operation step
Including：
(1) heat button (having communication function) is opened, solenoid valve K3 is closed, opens K1, K7, it is accurate by default inlet amount
Charging (electronic scale controls, and has communication function), K1 is closed after the completion of charging；
(2) motor (having communication function) is opened, control cucurbit rotary evaporation (rotating speed, time control) is powered-down after the completion
Machine；
(3) stop heating, open solenoid valve K3, K5, empty concentrate (time control) in cucurbit, K5 is closed after the completion
It closes；
(4) solenoid valve K6 is opened, emptying fraction (time control), K6, K7 are closed after the completion, and press predetermined period, are repeated
It executes (1)-(4).
For example, under the operating mode of charging flow, which is controlled by computer execute completely, concrete operation step packet
It includes：
(1) solenoid valve K3 is closed, solenoid valve K1, K7 are opened, feeds (electronic scale control) by default inlet amount, charging is completed
K1 is closed afterwards；
(2) solenoid valve K3 is opened, K7 is closed, and press predetermined period, repeats above-mentioned steps (1)-(2).
For example, under the operating mode of cleaning process, which is controlled by computer execute completely, concrete operation step packet
It includes：
(1) solenoid valve K3 is closed, opens K2, K7 and motor, while into cleaning solution (electronic scale control), bottle to be distilled rotates
(rotating speed, time control), after the completion K2 closings；
(2) motor is closed, and cucurbit stops rotating, and opens K3, K4, and emptying cleaning solution (time control) opens K4, K7 after the completion
It closes, and presses predetermined period, repeat step (1)-(2).
For example, under the operating mode of row's concentrate flow, which is controlled by computer execute completely, concrete operations step
Suddenly include：
(1) solenoid valve K3 is remained on, and opens K5, K7, empties concentrate (time control) in cucurbit, and K5 is closed after the completion
It closes；
(2) it closes K7 and repeats step (1)-(2) by predetermined period.
For example, under the operating mode of row's fraction flow, which is controlled by computer execute completely, concrete operation step
Including：
(1) solenoid valve K3 is remained on, open electromagnetic valve K6, K7, empties fraction (time control) in receiving flask, after the completion
K6 is closed；
(2) powered-down magnet valve K7 repeats step (1)-(2) by predetermined period.
The embodiment of the present invention is described in detail above, specific case used herein to the principle of the present invention and
Embodiment is expounded, and the explanation of above example is only intended to facilitate the understanding of the method and its core concept of the invention；
Meanwhile for those of ordinary skill in the art, according to the thought of the present invention, can in specific embodiments and applications
There is change place, in conclusion the content of the present specification should not be construed as limiting the invention.
Claims (10)
1. a kind of Rotary Evaporators can be automatically controled continuous feeding and discharging, which is characterized in that including holder (1), the holder (1)
On be fixed with dismountable cucurbit (2) and condenser (3), the condenser bottom is connected with receiving bottle (4), the condenser
(3) venting channels (5) are formed in, the venting channels (5) are connected with the cucurbit (2), and in the condenser (3)
Side-walls form snorkel (6), be provided at the atmosphere entry (30) of the snorkel (6) breather valve (7) for control steaming
Evaporate the connection of internal system and air；
Feeding-passage (8) and tapping channel (9) are additionally provided in the venting channels (5), the feeding-passage (8) and discharging are logical
Road (9) respectively with take shape in feed inlet (10) at the snorkel (6) and discharge port (11) is connected, and pass through inlet valve
(12) it is controlled with outlet valve (13)；
The feed inlet (10) and the discharge port (11) are connected separately with power plant, realize automatic feed/discharge.
2. the Rotary Evaporators according to claim 1 that can be automatically controled continuous feeding and discharging, which is characterized in that the charging
Mouth (10) and the discharge port (11) are connected separately with feed pipe (14) and discharge nozzle (15), the feed pipe (14) and discharge nozzle
(15) it stretches into the cucurbit (2).
3. the Rotary Evaporators according to claim 1 or 2 that can be automatically controled continuous feeding and discharging, which is characterized in that described
Be additionally provided with flushing channel (17) in venting channels (5), the flushing channel (17) with take shape in it is clear at the snorkel (6)
It washes mouth (18) to be connected, and is controlled by purge valve (19).
4. the Rotary Evaporators according to claim 3 that can be automatically controled continuous feeding and discharging, which is characterized in that the cleaning
Channel (17) is connected with cleaning pipe (20), and the cleaning pipe (20) is stretched into the cucurbit (2)；Butterworth Hatch (18) connection
Dynamic device realizes automatic feed liquor cleaning.
5. can be automatically controled the Rotary Evaporators of continuous feeding and discharging according to claim 1-4 any one of them, which is characterized in that
It is additionally provided with apocenosis passage (21) in the venting channels (5), the apocenosis passage (21) and takes shape at the snorkel (6)
Leakage fluid dram (22) be connected, and controlled by tapping valve (23).
6. the Rotary Evaporators according to claim 5 that can be automatically controled continuous feeding and discharging, which is characterized in that the drain
Channel (21) is connected with drain pipe (24), and the drain pipe (24) is stretched into the cucurbit (2)；Leakage fluid dram (22) connection
Dynamic device realizes being automatically drained out for cleaning solution.
7. can be automatically controled the Rotary Evaporators of continuous feeding and discharging according to claim 1-6 any one of them, which is characterized in that
It is additionally provided with fraction discharge channel (26) in the venting channels (5), the fraction discharge channel (26) and takes shape in described logical
Fraction outlet (28) at tracheae (6) is connected, and is controlled by fraction dump valve (29).
8. the Rotary Evaporators according to claim 7 that can be automatically controled continuous feeding and discharging, it is characterised in that：The fraction
Passing away (26) is connected with fraction discharge pipe (27), and the fraction discharge pipe (27) stretches into minimum liquid in the receiving flask (4)
At face；The fraction outlet (28) is connected with power plant, realizes being automatically drained out for fraction.
9. can be automatically controled the Rotary Evaporators of continuous feeding and discharging according to claim 1-8 any one of them, which is characterized in that
The snorkel (6) be with the integrally formed more siphunculus with multiple exit of the condenser (3), alternatively, the snorkel (6)
For the more siphunculus being tightly connected with the condenser (3) dismountable glass ground.
10. can be automatically controled the Rotary Evaporators of continuous feeding and discharging according to claim 1-8 any one of them, feature exists
In the atmosphere entry (30), the feed inlet (10), the discharge port (11), the Butterworth Hatch (18), the leakage fluid dram
(22), be connected with automatic control unit at the vacuum nozzle on the fraction outlet (28) and the condenser wall, it is described from
The instruction that dynamic control assembly is sent out by computer or touch screen can be completed to distill under a variety of preset operating modes
Work in every in journey and cleaning process.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810142986.4A CN108283819A (en) | 2018-02-11 | 2018-02-11 | A kind of Rotary Evaporators can be automatically controled continuous feeding and discharging |
| PCT/CN2018/099522 WO2019153679A1 (en) | 2018-02-11 | 2018-08-09 | Rotary evaporator capable of automatically controlling continuous feeding and discharging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810142986.4A CN108283819A (en) | 2018-02-11 | 2018-02-11 | A kind of Rotary Evaporators can be automatically controled continuous feeding and discharging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108283819A true CN108283819A (en) | 2018-07-17 |
Family
ID=62833148
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810142986.4A Pending CN108283819A (en) | 2018-02-11 | 2018-02-11 | A kind of Rotary Evaporators can be automatically controled continuous feeding and discharging |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108283819A (en) |
| WO (1) | WO2019153679A1 (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109381878A (en) * | 2018-12-21 | 2019-02-26 | 北京师范大学 | A kind of water-saving rotary evaporation enrichment facility of energy conservation and environmental protection |
| CN109646978A (en) * | 2018-12-29 | 2019-04-19 | 巩义市宇翔仪器有限公司 | A kind of high-efficiency rotating evaporator |
| WO2019153679A1 (en) * | 2018-02-11 | 2019-08-15 | 北京师范大学 | Rotary evaporator capable of automatically controlling continuous feeding and discharging |
| CN110404282A (en) * | 2019-09-10 | 2019-11-05 | 北京师范大学 | It is a kind of can an accurate quantitative analysis recycle the Rotary Evaporators of multiple solvents |
| CN110538477A (en) * | 2019-08-02 | 2019-12-06 | 北京师范大学 | Rotary evaporator capable of simultaneously monitoring steam temperature in system at multiple positions |
| CN110755868A (en) * | 2019-11-12 | 2020-02-07 | 北京师范大学 | High-efficient intelligence is from heat supply type rotary evaporator |
| CN110772822A (en) * | 2019-11-12 | 2020-02-11 | 北京师范大学 | Self-heating water-saving intelligent rotary evaporator |
| WO2020164972A1 (en) * | 2019-02-14 | 2020-08-20 | Les Laboratoires Servier | Containment device for a rotary evaporator |
| CN111603795A (en) * | 2020-07-09 | 2020-09-01 | 苏州北开生化设备有限公司 | Efficient rotary evaporation device and working method thereof |
| CN112524902A (en) * | 2020-12-09 | 2021-03-19 | 江西倍得力生物工程有限公司 | Spray drying device is used in black-bone chicken peptide powder production |
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| CN113171626B (en) * | 2021-03-22 | 2022-07-26 | 重庆赛维药业有限公司 | Preparation facilities of pregabalin intermediate compound |
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| CN110538477A (en) * | 2019-08-02 | 2019-12-06 | 北京师范大学 | Rotary evaporator capable of simultaneously monitoring steam temperature in system at multiple positions |
| CN110404282A (en) * | 2019-09-10 | 2019-11-05 | 北京师范大学 | It is a kind of can an accurate quantitative analysis recycle the Rotary Evaporators of multiple solvents |
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| CN110772822A (en) * | 2019-11-12 | 2020-02-11 | 北京师范大学 | Self-heating water-saving intelligent rotary evaporator |
| CN110755868A (en) * | 2019-11-12 | 2020-02-07 | 北京师范大学 | High-efficient intelligence is from heat supply type rotary evaporator |
| CN110772822B (en) * | 2019-11-12 | 2024-04-16 | 北京师范大学 | Self-heating water-saving intelligent rotary evaporator |
| CN110755868B (en) * | 2019-11-12 | 2024-04-16 | 北京师范大学 | High-efficient intelligent self-heating rotary evaporator |
| CN111603795A (en) * | 2020-07-09 | 2020-09-01 | 苏州北开生化设备有限公司 | Efficient rotary evaporation device and working method thereof |
| CN112524902A (en) * | 2020-12-09 | 2021-03-19 | 江西倍得力生物工程有限公司 | Spray drying device is used in black-bone chicken peptide powder production |
| CN112524902B (en) * | 2020-12-09 | 2021-12-28 | 江西倍得力生物工程有限公司 | Spray drying device is used in black-bone chicken peptide powder production |
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| Publication number | Publication date |
|---|---|
| WO2019153679A1 (en) | 2019-08-15 |
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