CN205797247U - A kind of rotary evaporation in vacuo device - Google Patents
A kind of rotary evaporation in vacuo device Download PDFInfo
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- CN205797247U CN205797247U CN201620734541.1U CN201620734541U CN205797247U CN 205797247 U CN205797247 U CN 205797247U CN 201620734541 U CN201620734541 U CN 201620734541U CN 205797247 U CN205797247 U CN 205797247U
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- condensing
- condensing unit
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- condensation
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Abstract
This utility model provides a kind of rotary evaporation in vacuo device, including rotary evaporator, condensing unit, condenser, vacuum pumping pump, condensing tube is set in rotary evaporator, condensing unit includes a condensing unit and secondary condensing unit, No. one time condensing unit is consistent with secondary condensing unit structure, condensing unit and secondary condensing unit parallel series connect, condensation-water drain on condensing tube and air stream outlet respectively with the condensing water inlet of a condensing unit, air flow inlet is connected, the condensation-water drain of secondary condensing unit and air stream outlet connect condenser and vacuum pumping pump respectively, condenser is connected with the condensing water inlet of condensing tube, form condensate water circulatory loop.When the steam of rotary evaporator flows out from condensing tube air stream outlet, a condensing unit condensing gas stream can be utilized, secondary condensing unit is repeated once the function of condensing unit simultaneously, air-flow is condensed again, by the multiple condensation of condensed water, fully collect the useful component in steam, it is to avoid waste and pollute environment.
Description
Technical field
This utility model belongs to the field of liquid evaporation, is specifically related to a kind of rotary evaporation in vacuo device.
Background technology
Rotary Evaporators is conventional equipment indispensable in chemistry, pharmaceutical test room and factory, medicinal liquid concentration and
Chemosynthesis aspect is extensively applied.Rotary Evaporators is mainly used in a large amount of effumability solvent of continuous still at reduced pressure conditions,
The main rotator that passes through drives distilling flask rotating continuously, forms rotating thin film increase disengagement area, accelerates evaporation rate.With
Time, vacuum pumping pump device can provide negative pressure, and negative pressure reduces the boiling point of solvent, reduces heating-up temperature, the heat to concentrated solution
Sensitive ingredient has good protective effect.
At present in use there is shortcomings in Rotary Evaporators: vacuum rotary evaporator during vacuum distillation easily
Boiling explosion phenomenon occurs, the condensing unit of the most traditional Rotary Evaporators can not efficient condensed steam in time, cool down the most in time
Steam be passed directly in air and cause the wasting of resources, cost raises, and the most also can cause environmental pollution.Therefore design and can adjust
Joint equipment vacuum degree, a kind of Rotary Evaporators equipment of high-efficiency condensation steam can become particularly important.
Utility model content
For above technical disadvantages, this utility model provides a kind of modified model rotary evaporation in vacuo device, designs multiple cold
Solidifying device, can efficient condensed steam in time, simultaneously by regulating the size of vacuum, prevent the generation of boiling explosion phenomenon, and then
Optimize the function of Rotary Evaporators.
The technical solution adopted in the utility model is: a kind of rotary evaporation in vacuo device, including rotary evaporator, condensation dress
Put, condenser, vacuum pumping pump, rotary evaporator includes motor, temperature control water bath, receiving flask and condensing tube, condensing tube has
One condensing water inlet, a condensation-water drain and an air stream outlet, condensing unit includes that a condensing unit and secondary are cold
Solidifying device, No. one time condensing unit is consistent with secondary condensing unit structure, is respectively equipped with a condensing water inlet, a condensed water goes out
Mouth, an air flow inlet, an air stream outlet and a bottom collection bottle, a condensing unit and secondary condensing unit are gone here and there side by side
Connection connects, condensation-water drain on condensing tube and air stream outlet respectively with condensing water inlet, the air flow inlet of a condensing unit
Being connected, the condensation-water drain of secondary condensing unit and air stream outlet connect condenser and vacuum pumping pump respectively, and condenser is with cold
The condensing water inlet of solidifying pipe is connected, and forms condensate water circulatory loop.
Preferably, being provided with depth measurement probe in the temperature control water bath of rotary evaporator, the connecting line of described depth measurement probe can
Adjust, can according to circumstances regulate probe height.
Preferably, condenser arranges level instruction device and current velocity controller.
Preferably, vacuum pumping pump is provided with vacuum-ness regulator, and it is 15 ° of aerofluxuss that the airflow orifice of vacuum pumping pump arranges gradient
Mouthful.
The beneficial effects of the utility model are: 1, design multiple condensing unit, when rotary evaporator has steam to produce, and can
To utilize the preliminary condensing gas stream of condensed water, the liquid condensed out is back to returnable bottle.The air stream outlet of condensing tube and condensed water
Outlet connects air flow inlet and the condensing water inlet of a condensing unit respectively；A condensing unit is additionally provided with an air-flow simultaneously
Outlet respectively connected air flow inlet and the condensing water inlet of secondary condensing unit with a condensation-water drain；Time condensation simultaneously
Device is additionally provided with an air stream outlet and a condensation-water drain respectively connected vacuum pumping pump and condenser condensing water inlet.When
The steam of rotary evaporator is when condensing tube air stream outlet flows out, it is possible to use condensing unit condensing gas stream, simultaneously a secondary
Condensing unit is repeated once the function of condensing unit, is again condensed by air-flow, by the multiple condensation of condensed water, fully collects steaming
Useful component in vapour, it is to avoid waste and pollute environment.
2, it is provided with depth measurement probe in the water-bath of rotary evaporator, when the water surface is less than probe, will automatically power off, it is to avoid
Owing in water-bath, water is evaporated the accident caused.The connecting line of the probe of depth measurement simultaneously is adjustable, can according to circumstances regulate spy
Grease head highness.
3, vacuum pumping pump is provided with the adjusting means of vacuum, can arrange different vacuum according to the difference of rotation steaming sample,
Bumping or vacuum degree deficiency bring evaporation efficiency to decline to avoid sample to occur, vacuum pumping pump airflow orifice arranges gradient and is simultaneously
The timely outflow of 15 ° of air vents, beneficially liquid.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of this utility model condensing unit；
In figure: 1-temperature control water bath；2-condensing tube；3-receiving flask；4-Pressure gauge；5-motor；6-condensing water inlet；7-is cold
Solidifying water out；8-air stream outlet；9-condenser；10-condensation-water drain；Condensing unit of 11-；12-condensing water inlet；13-
Air flow inlet；14-condensation-water drain；15-secondary condensing unit；16-condensing water inlet；17-air stream outlet；18-air flow inlet；
19-receiving flask；20-receiving flask；21-air stream outlet；22-vacuum pumping pump；23-vacuum-ness regulator；24-air vent；25-is cold
Solidifying water out；26-condensing water inlet；27-level instruction device；28-current velocity controller.
Detailed description of the invention
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described further, as shown in Figure 1, 2, this practicality
Novel offer one rotary evaporation in vacuo device, including rotary evaporator, condensing unit, condenser 9, vacuum pumping pump 22, rotates
Vaporizer includes motor 5, temperature control water bath 1, receiving flask 3 and condensing tube 2, and condensing tube 2 has a condensing water inlet 6,
Individual condensation-water drain 7 and an air stream outlet 8, condensing unit includes a condensing unit 11 and secondary condensing unit 15, once
Condensing unit 11 is consistent with secondary condensing unit 15 structure, is respectively equipped with 12,16, condensation-water drain of a condensing water inlet
14,25, air flow inlet, 17,21 and bottom collection bottle 19,20 of 13,18, air stream outlet, a condensing unit 11
Connect with secondary condensing unit 15 parallel series, condensation-water drain 7 on condensing tube 2 and air stream outlet 8 respectively with once condense
The condensing water inlet 12 of device, air flow inlet 13 are connected, the condensation-water drain 25 of secondary condensing unit and air stream outlet 21 points
Not Lian Jie condenser 9 and vacuum pumping pump 22, condenser 9 is connected with the condensing water inlet 6 of condensing tube 2, formed condensate water circulatory
Loop.
Further, depth measurement probe, the connection of described depth measurement probe it are provided with in the temperature control water bath 1 of rotary evaporator
Line is adjustable, can according to circumstances regulate probe height.
Further, condenser 9 arranges level instruction device 27 and current velocity controller 28.
Further, vacuum pumping pump 22 is provided with vacuum-ness regulator 23, and the airflow orifice of vacuum pumping pump arranges gradient and is
15 ° of air vents 24.
Operation principle of the present utility model is: sample solvent evaporation in rotary evaporator, steam is drawn in condensing tube 2
And the pipe cooling that is condensed, condensing droplet is flowed in receiving flask 3 by condensing tube, and this rotary evaporator has Pressure gauge 4 and adjustable
Joint rotating speed motor 5.Being provided with condensing water inlet 6, condensation-water drain 7 and air stream outlet 8 on condensing tube, condensing water inlet 6 connects
The condensation-water drain 10 of condenser 9, condensation-water drain 7 connects the condensing water inlet 12 of a condensing unit 11；The gas of condenser
Flow export 8 connects a condensing unit air flow inlet 13；The condensation-water drain 14 of condensing unit connects time time condensation dress
Put the condensing water inlet 16 of 15；Condensing unit air stream outlet 17 connecting secondary condensing unit air flow inlet 18, steam is respectively
Under a condensing unit condensation, enter receiving flask 19 and secondary condensing unit enters receiving flask 20；Secondary condensing unit air-flow goes out
Mouth 21 connects vacuum pumping pumps 22, and vacuum pumping pump has regulation vacuum 23 simultaneously, can be different according to evaporation liquid property
Different vacuum is set, it is to avoid bumping occurs in liquid, thus is effectively improved the performance of Rotary Evaporators, adds rotary evaporation
Instrument range；Vacuum pumping pump is designed to the timely eliminating of 15 ° of oblique air vents 24, beneficially waste liquid；Secondary condensing unit
Condensation-water drain 25 connects the condensing water inlet 26 of condenser, forms complete condensed water and steam passage；Condense utensil simultaneously
There are level instruction device 27 and current velocity controller 28, it is possible to observe liquid level and the speed of condensed water current of condenser at any time.
This Rotary Evaporators equipment improve Rotary Evaporators performance, add Rotary Evaporators range,
Improve volatility, reduce environmental pollution and reduce water power become present aspect the most significant.
The foregoing is only preferred implementation of the present utility model, it is noted that for the ordinary skill people of this area
For Yuan, on the premise of creating design without departing from this utility model, it is also possible to make deformation and improve, all should belong to this practicality
Novel protection domain.
Claims (4)
1. a rotary evaporation in vacuo device, it is characterised in that: include rotary evaporator, condensing unit, condenser, evacuation
Pump, described rotary evaporator includes motor, temperature control water bath, receiving flask and condensing tube, described condensing tube has one
Condensing water inlet, a condensation-water drain and an air stream outlet, described condensing unit includes a condensing unit and secondary
Condensing unit, a described condensing unit is consistent with secondary condensing unit structure, be respectively equipped with a condensing water inlet, one
Condensation-water drain, an air flow inlet, an air stream outlet and a bottom collection bottle, a condensing unit and time condensation dress
Putting parallel series to connect, condensation-water drain on described condensing tube and air stream outlet condensed water with a condensing unit respectively enters
Mouth, air flow inlet are connected, and the condensation-water drain of described secondary condensing unit and air stream outlet connect condenser respectively and take out true
Empty pump, described condenser is connected with the condensing water inlet of condensing tube, forms condensate water circulatory loop.
A kind of rotary evaporation in vacuo device the most according to claim 1, it is characterised in that: the temperature control of described rotary evaporator
Being provided with depth measurement probe in water-bath, the connecting line of described depth measurement probe is adjustable, can according to circumstances regulate probe height.
A kind of rotary evaporation in vacuo device the most according to claim 1, it is characterised in that: described condenser arranges liquid level
Instruction device and current velocity controller.
A kind of rotary evaporation in vacuo device the most according to claim 1, it is characterised in that: described vacuum pumping pump is provided with very
Reciprocal of duty cycle adjusting means, it is 15 ° of air vents that the airflow orifice of described vacuum pumping pump arranges gradient.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620734541.1U CN205797247U (en) | 2016-06-28 | 2016-06-28 | A kind of rotary evaporation in vacuo device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620734541.1U CN205797247U (en) | 2016-06-28 | 2016-06-28 | A kind of rotary evaporation in vacuo device |
Publications (1)
| Publication Number | Publication Date |
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| CN205797247U true CN205797247U (en) | 2016-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620734541.1U Active CN205797247U (en) | 2016-06-28 | 2016-06-28 | A kind of rotary evaporation in vacuo device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2016
- 2016-06-28 CN CN201620734541.1U patent/CN205797247U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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