CN109865308A - A kind of economic benefits and social benefits Rotary Evaporators - Google Patents
A kind of economic benefits and social benefits Rotary Evaporators Download PDFInfo
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- CN109865308A CN109865308A CN201910323591.9A CN201910323591A CN109865308A CN 109865308 A CN109865308 A CN 109865308A CN 201910323591 A CN201910323591 A CN 201910323591A CN 109865308 A CN109865308 A CN 109865308A
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- rotary evaporators
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- finger
- lifting platform
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Abstract
The invention discloses a kind of economic benefits and social benefits Rotary Evaporators, including support frame, distilling apparatus and condensing unit, the condensing unit includes the spiral cold-finger of at least two parallel arrangements, the support frame is equipped with clamping device, the spiral cold-finger is installed on the support frame by clamping device, and described spiral cold-finger one end is taken over by multi-pass and is connect with distilling apparatus, the spiral cold-finger other end is controlled to a vacuum pump by multi-pass vacuum adapter.Economic benefits and social benefits Rotary Evaporators of the invention, can realize rotary distillation at reduced pressure conditions, be condensed by the way of multiple spiral cold-fingers, achieve the purpose that quick, high efficiente callback solvent.
Description
Technical field
The present invention relates to vacuum distillation apparatus, more specifically, it relates to a kind of economic benefits and social benefits Rotary Evaporators.
Background technique
Current distillation technique includes molecular distillation technique and common vacuum distillation etc..The latter is that laboratory is commonly molten
Agent recovery technology, since certain liquid organic compound boiling points are higher, when being distilled under normal pressure, heating also not up to its boiling
It often decomposes, aoxidize, polymerizeing when point, so cannot distill under normal pressure.The boiling point of some chemical solvents is applied with the external world
The pressure for being added on liquid surface is related, and with the reduction of ambient pressure, the boiling point of liquid declines, can for these organic compounds
Using being evaporated under reduced pressure in an obturator, i.e., to be distilled under the conditions of subatmospheric power.It can be seen that subtracting
Pressure distillation has especially important meaning for separating and purifying the solvent that boiling point is higher or property is unstable.Rotary Evaporators are
The common vacuum distillation apparatus in laboratory, it is existing to mostly use single condenser pipe, there is solvent recovery when in use and effect is not achieved
The problem of fruit.
Summary of the invention
The technical problem to be solved by the present invention is to be directed to the above-mentioned deficiency of the prior art, a kind of compact-sized, use is provided
Convenient economic benefits and social benefits Rotary Evaporators, can realize rotary distillation at reduced pressure conditions, and by the way of multiple spiral cold-fingers into
Row condensation, achievees the purpose that quick, high efficiente callback solvent, has the characteristics that high, safe and reliable convenient for adjusting, connection reliability.
The technical solution adopted by the present invention is that: a kind of economic benefits and social benefits Rotary Evaporators, including support frame, distilling apparatus and condensation dress
It sets, the condensing unit includes the spiral cold-finger of at least two parallel arrangements, and the support frame is equipped with clamping device,
The spiral cold-finger is installed on the support frame by clamping device, and described spiral cold-finger one end is taken over by multi-pass
It is connect with distilling apparatus, the spiral cold-finger other end is controlled to a vacuum pump by multi-pass vacuum adapter.
As a further improvement, the distilling apparatus includes host, permanent bath, cucurbit, four-way bottle and Backflow bottle,
The cucurbit is placed in permanent bath, and the cucurbit is connect by attachment base with four-way bottle, the four-way bottom of bottle
Portion is connect with Backflow bottle, and the four-way top of bottle and multi-pass adapter tube connect.
Further, the host is equipped with lifting platform, is equipped with what driving lifting platform moved up and down in the host
Elevating mechanism, the attachment base is rotatably installed in lifting platform side, and the attachment base is equipped with lock-screw, described
Attachment base is equipped with driving motor, and the driving motor drives cucurbit to rotate by transmission mechanism.
Further, the lifting platform is equipped with support shaft, and the attachment base rotation is set in support shaft, described
Lock-screw be screwed on across attachment base and it is counter peak in the support shaft, be equipped in the lifting platform and be screwed on support shaft
Screw rod, be equipped with the lifting handwheel being fixedly connected with screw rod at the top of the lifting platform, the lifting platform offers evacuation branch
Support the guide groove of axis.
Further, the elevating mechanism is cylinder, and the cylinder and host are electrically connected, and the output end of the cylinder with
Lifting platform connection, the lifting platform sliding plug is in host.
Further, the transmission mechanism is turbine and worm, the turbine of the turbine and worm and the output end of driving motor
Connection, worm screw connect with cucurbit, are additionally provided with tight cap between the cucurbit and attachment base.
Further, the temperature sensor being electrically connected with host, the Heng Yuguoding are equipped in the permanent bath
Portion is equipped with pot cover, and the permanent bath bottom is equipped with discharging valve.
Further, the four-way bottle side is additionally provided with balanced valve.
Further, between the spiral cold-finger and multi-pass adapter tube, between spiral cold-finger and multi-pass vacuum adapter,
Between four-way bottle and Backflow bottle, four-way bottle and multi-pass adapter tube between and four-way bottle and attachment base between be equipped with gasket.
Further, the four-way top of bottle is connect by fixed frame with support frame.
Beneficial effect
Compared with prior art, the present invention having the advantage that
1, economic benefits and social benefits Rotary Evaporators of the invention, it is compact-sized, easy to use, it can realize that rotation is steamed at reduced pressure conditions
It evaporates, and is condensed by the way of multiple spiral cold-fingers in parallel, achieve the purpose that quick, high efficiente callback solvent, have just
In adjusting, connection reliability height, safe and reliable feature.
2, the present invention can properly increase cucurbit by the way that liftable lifting platform is arranged on host for installing cucurbit
Height, be easily installed adjusting, and by lifting handwheel, the fit structure of screw rod, can be finely adjusted to cucurbit, further
Improve the convenience of installation.
3, the present invention is by setting attachment base to the structure of rotary type, and realizes the lock to cucurbit by lock-screw
Tightly, so that cucurbit is in an inclined direction adjusted, be easily installed adjusting, to improve device stability.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the side structure schematic view of lifting platform in the present invention.
Wherein: 1- support frame, 2- host, 3- perseverance bath, 4- cucurbit, 5- Backflow bottle, 6- spiral cold-finger, 7- lifting
Platform, 8- attachment base, 9- lock-screw, 10- four-way bottle, 11- t-joint, 12- threeway vacuum adapter, 13- driving motor, 14-
Cross, 15- holding frame, 16- fixed frame, 17- support shaft, 18- screw rod, 19- lifting handwheel, 20- guide groove, the tight cap of 21-,
22- temperature sensor, 23- pots of covers, 24- discharging valves, 25- balanced valve.
Specific embodiment
The present invention is described further for specific embodiment in reference to the accompanying drawing.
Refering to fig. 1 shown in -2, a kind of economic benefits and social benefits Rotary Evaporators of the invention, including support frame 1, distilling apparatus and condensation dress
It sets, condensing unit includes the spiral cold-finger 6 of two parallel arrangements, and clamping device, the clamping device packet are equipped on support frame 1
The holding frame 15 for including the cross 14 being mounted on support frame 1 and being set on cross 14.Two spiral cold-fingers 6 pass through
Holding frame 15 is mounted on cross 14, and holding frame 15 is test tube clamp.Two 6 lower ports of spiral cold-finger pass through t-joint 11
It is connect with distilling apparatus, two 6 upper ports of spiral cold-finger are controlled to a vacuum pump by threeway vacuum adapter 12.Distilling apparatus packet
Include host 2, permanent bath 3, cucurbit 4, four-way bottle 10 and Backflow bottle 5, wherein support frame 1 is mounted on 2 side of host, for branch
Spiral cold-finger 6 is supportted, permanent bath 3 is mounted on 2 other side of host, and for heating cucurbit 4, cucurbit 4 is placed in permanent bath 3,
Permanent bath 3 is used to distill the solvent in cucurbit 4, and cucurbit 4 is connect by attachment base 8 with four-way bottle 10, four-way bottle 10
Bottom is connect with Backflow bottle 5, and 10 top of four-way bottle is connect with multi-pass adapter tube 11；Lifting platform 7 is equipped on host 2, lifting platform 7 can
Opposite 2 oscilaltion of host, is equipped with the elevating mechanism that driving lifting platform 7 moves up and down in host 2, and attachment base 8 is rotatablely installed
In 7 side of lifting platform, i.e., attachment base 8 can OQ t platform 7 rotate, to adjust the tilt angle of cucurbit 4, and in attachment base
8 are equipped with lock-screw 9, for locking attachment base 8, driving motor 13 are equipped on attachment base 8, which passes through biography
Motivation structure drives cucurbit 4 to rotate.
Preferably, support shaft 17 is equipped on lifting platform 7, the rotation of attachment base 8 is set in support shaft 17, lock-screw
9 be screwed on across attachment base 8 and it is counter peak in support shaft 17, by the anti-top support axis 17 of lock-screw 9 to lock attachment base 8,
The screw rod 18 being screwed on support shaft 17 is equipped in lifting platform 7, screw rod 18 is rotatably installed on lifting platform 7 by bearing, is being risen
The lifting handwheel 19 being fixedly connected with screw rod 18 is equipped at the top of drop platform 7, lifting platform 7 offers the guide groove of evacuation support shaft 17
20, the sliding of support shaft 17 is threaded through in guide groove 20, and guide groove 20 plays limit and guiding role to support shaft 17, by turning
Dynamic lifting handwheel 19 drives screw rod 18 to rotate, to drive 17 upper and lower displacement of support shaft, makes 8 upper and lower displacement of attachment base, realization pair
The fine tuning of 4 height of cucurbit.
Further, elevating mechanism is cylinder, and the cylinder and host 2 are electrically connected, and the output end and liter of the cylinder
It drops platform 7 to connect, cylinder operation drives lifting platform 7 to move up and down, and realizes that the adjusting to 4 height of cucurbit, the sliding of lifting platform 7 are inserted
It connects in host 2, plays the role of being oriented to lifting platform 7.Its transmission mechanism is turbine and worm, which is built in connection
In seat 8, and the turbine of the turbine and worm is connect with the output end of driving motor 13, and worm screw connect with cucurbit 4, driving motor 13
Rotation drives cucurbit 4 to rotate, the movement of rotary evaporation is realized, in cucurbit 4 and attachment base by turbine and worm transmission mechanism
It is additionally provided with tight cap 21 between 8, for locking cucurbit 4, prevents it from falling off, and equipped with close between tight cap 21 and attachment base 8
Packing, to improve leakproofness.
The temperature sensor 22 being electrically connected with host 2 is equipped in permanent bath 3, for monitoring in real time in permanent bath 3
Temperature is equipped with pot cover 23 at the top of permanent bath 3, while preventing heat losses, safety in utilization is improved, in permanent 3 bottom of bath
Equipped with discharging valve 24, convenient for draining.It is additionally provided with balanced valve 25 in 10 side of four-way bottle, for adjusting pressure in evaporimeter.In spiral shell
Revolve between condenser pipe 6 and multi-pass adapter tube 11, between spiral cold-finger 6 and multi-pass vacuum adapter 12, four-way bottle 10 and Backflow bottle 5 it
Between, be equipped with gasket between four-way bottle 10 and multi-pass adapter tube 11 and between four-way bottle 10 and attachment base 8, to improve evaporimeter
Overall tightness, prevent gas leakage.Spiral cold-finger 6 includes spiral inner tube and condense outer tube, and spiral inner tube is placed in condense outer tube
Interior, spiral inner tube is connected to multi-pass adapter tube 11, multi-pass vacuum adapter 12 respectively, and water inlet is respectively set in condense outer tube upper and lower ends
And water outlet, convenient for the disengaging of condensed water.
The double-effect evaporation instrument of the present embodiment, it is in assembling, multi-pass adapter tube 11, multi-pass vacuum adapter 12 is cold with spiral respectively
Solidifying pipe 6 connects, and two spiral cold-fingers 6 are connect by holding frame 15, cross 14 with support frame 1 again, then by four-way bottle 10 and
Multi-pass adapter tube 11 connects, and installs Backflow bottle 5；Then cucurbit 4 is placed in permanent bath 3 again, and install attachment base 8,
Driving motor 13 controls elevating mechanism (cylinder) lifting by host 2, keeps attachment base 8 corresponding with 10 position of four-way bottle, then
Lock-screw 9 is unclamped, rotation connection seat 8 makes it be directed at 10 installing port of four-way bottle, can connect attachment base 8 with four-way bottle 10,
During the installation process, section can be finely adjusted to the height of attachment base 8 and cucurbit 4 by rotating lifting handwheel 19, helps to pacify
Dress.The present embodiment can properly increase the height of cucurbit by the way that liftable lifting platform is arranged on host for installing cucurbit
Degree is easily installed adjusting, and by lifting handwheel, the fit structure of screw rod, can be finely adjusted, further increase to cucurbit
The convenience of installation, and the structure by setting attachment base to rotary type, and realized by lock-screw to cucurbit
Locking, enables cucurbit to be in an inclined direction adjusted, is easily installed adjusting, to improve device stability.
The double-effect evaporation instrument of the present embodiment carries out vacuum suction decompression, drop to cucurbit 4 using vacuum pump at work
Pressure in low cucurbit 4, permanent bath 3 are evaporated the heating of cucurbit 4, evaporate the substance of separation and pass through four-way bottle 10, more
It connects pipe 11 and enters in two spiral cold-fingers 6 and condensed, condensed liquid is back to again in Backflow bottle 5, and realization subtracts
Pressure is distilled, and in distillation process, can be rotatablely connected the tilt angle that seat 8 adjusts cucurbit 4 by unclamping lock-screw 9, and
By the height of 19 fine adjustment cucurbit 4 of lifting handwheel, the depth for immersing cucurbit 4 in permanent bath 3 reaches optimum state, tool
There is the characteristics of can adjusting in real time according to the volume of solvent distillation.Economic benefits and social benefits Rotary Evaporators of the invention, compact-sized, user
Just, rotary distillation can be realized at reduced pressure conditions, and is condensed by the way of multiple spiral cold-fingers, reach quick, high
The purpose for imitating recycling design has the characteristics that high, safe and reliable convenient for adjusting, connection reliability.
What has been described above is only a preferred embodiment of the present invention, it should be pointed out that for those skilled in the art,
Without departing from the structure of the invention, several modifications and improvements can also be made, these all will not influence implementation of the present invention
Effect and patent practicability.
Claims (10)
1. a kind of economic benefits and social benefits Rotary Evaporators, including support frame (1), distilling apparatus and condensing unit, which is characterized in that described is cold
Solidifying device includes the spiral cold-finger (6) of at least two parallel arrangements, and the support frame (1) is equipped with clamping device, described
Spiral cold-finger (6) be mounted on support frame (1) by clamping device, and described spiral cold-finger (6) one end is by more
It connects pipe (11) to connect with distilling apparatus, the spiral cold-finger (6) other end passes through multi-pass vacuum adapter (12) and vacuum
Pump connection.
2. a kind of economic benefits and social benefits Rotary Evaporators according to claim 1, which is characterized in that the distilling apparatus includes host
(2), permanent bath (3), cucurbit (4), four-way bottle (10) and Backflow bottle (5), the cucurbit (4) are placed in permanent bath (3),
And the cucurbit (4) is connect by attachment base (8) with four-way bottle (10), four-way bottle (10) bottom and Backflow bottle
(5) it connects, is connect at the top of the four-way bottle (10) with multi-pass adapter tube (11).
3. a kind of economic benefits and social benefits Rotary Evaporators according to claim 2, which is characterized in that the host (2), which is equipped with, to be risen
It drops platform (7), the elevating mechanism that driving lifting platform (7) moves up and down is equipped in the host (2), the attachment base (8) turns
It is dynamic to be mounted on lifting platform (7) side, and the attachment base (8) is equipped with lock-screw (9), the attachment base is set on (8)
Have driving motor (13), the driving motor (13) drives cucurbit (4) to rotate by transmission mechanism.
4. a kind of economic benefits and social benefits Rotary Evaporators according to claim 3, which is characterized in that the lifting platform (7) is equipped with
Support shaft (17), the attachment base (8) rotation are set on support shaft (17), and the lock-screw (9) is screwed on across even
Joint chair (8) and it is counter peak in the support shaft (17), the screw rod being screwed on support shaft (17) is equipped in the lifting platform (7)
(18), the lifting handwheel (19) being fixedly connected with screw rod (18), the lifting platform (7) are equipped at the top of the lifting platform (7)
Offer the guide groove (20) of evacuation support shaft (17).
5. a kind of economic benefits and social benefits Rotary Evaporators according to claim 3, which is characterized in that the elevating mechanism is cylinder,
The cylinder and host (2) are electrically connected, and the output end of the cylinder is connect with lifting platform (7), and the lifting platform (7) sliding is inserted
It connects in host (2).
6. a kind of economic benefits and social benefits Rotary Evaporators according to claim 3, which is characterized in that the transmission mechanism is turbine snail
The turbine of bar, the turbine and worm is connect with the output end of driving motor (13), and worm screw connect with cucurbit (4), the distillation
Tight cap (21) are additionally provided between bottle (4) and attachment base (8).
7. a kind of economic benefits and social benefits Rotary Evaporators according to claim 2, which is characterized in that be equipped in the permanent bath (3)
The temperature sensor (22) being electrically connected with host (2), permanent bath (3) top are equipped with pot cover (23), the permanent bath
Pot (3) bottom is equipped with discharging valve (24).
8. a kind of economic benefits and social benefits Rotary Evaporators according to any one of claim 2-7, which is characterized in that the four-way
Bottle (10) side is additionally provided with balanced valve (25).
9. a kind of economic benefits and social benefits Rotary Evaporators according to claim 8, which is characterized in that the spiral cold-finger (6) with
Multi-pass takes between (11), between spiral cold-finger (6) and multi-pass vacuum adapter (12), four-way bottle (10) and Backflow bottle (5) it
Between, four-way bottle (10) and multi-pass adapter tube (11) between and four-way bottle (10) and attachment base (8) between be equipped with gasket.
10. a kind of economic benefits and social benefits Rotary Evaporators according to claim 8, which is characterized in that at the top of the four-way bottle (10)
It is connect by fixed frame (16) with support frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910323591.9A CN109865308A (en) | 2019-04-22 | 2019-04-22 | A kind of economic benefits and social benefits Rotary Evaporators |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910323591.9A CN109865308A (en) | 2019-04-22 | 2019-04-22 | A kind of economic benefits and social benefits Rotary Evaporators |
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| CN109865308A true CN109865308A (en) | 2019-06-11 |
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| CN201910323591.9A Pending CN109865308A (en) | 2019-04-22 | 2019-04-22 | A kind of economic benefits and social benefits Rotary Evaporators |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110604943A (en) * | 2019-09-23 | 2019-12-24 | 青海省药品检验检测院 | Heating reflux extraction element |
| CN110721490A (en) * | 2019-11-14 | 2020-01-24 | 榆林学院 | Totally-enclosed heating type 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 |
| WO2021047537A1 (en) * | 2019-09-10 | 2021-03-18 | 北京师范大学 | Rotary evaporator for accurately and quantitatively recovering multiple solvents or concentrating multiple samples at one time |
| CN112782026A (en) * | 2021-01-19 | 2021-05-11 | 四川科路泰交通科技有限公司 | Novel cyclic analysis appearance of pitch content among bituminous mixture |
| WO2021253371A1 (en) * | 2020-06-19 | 2021-12-23 | 湖州星创生态科技有限公司 | Rotary evaporator |
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| DE102011115433A1 (en) * | 2011-10-08 | 2013-04-11 | Knf Neuberger Gmbh | Rotary evaporator for gentle separation of liquid mixtures and solutions, has rotary drive with hub and clamping insert with sleeve-like base form for clamping damping feed through formed as glass hollow shaft in hub of rotary drive |
| CN103889528A (en) * | 2011-10-08 | 2014-06-25 | 凯恩孚诺尔贝格有限公司 | Rotary evaporator |
| CN206484681U (en) * | 2016-12-25 | 2017-09-12 | 黄邦擎 | A kind of numerically controlled lathe of lifting device for saw table of woodworking machine tool |
| CN209828303U (en) * | 2019-04-22 | 2019-12-24 | 河南中测技术检测服务有限公司 | Double-effect rotary evaporator |
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| DE102011115433A1 (en) * | 2011-10-08 | 2013-04-11 | Knf Neuberger Gmbh | Rotary evaporator for gentle separation of liquid mixtures and solutions, has rotary drive with hub and clamping insert with sleeve-like base form for clamping damping feed through formed as glass hollow shaft in hub of rotary drive |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021047537A1 (en) * | 2019-09-10 | 2021-03-18 | 北京师范大学 | Rotary evaporator for accurately and quantitatively recovering multiple solvents or concentrating multiple samples at one time |
| CN110604943A (en) * | 2019-09-23 | 2019-12-24 | 青海省药品检验检测院 | Heating reflux extraction element |
| CN110721490A (en) * | 2019-11-14 | 2020-01-24 | 榆林学院 | Totally-enclosed heating type rotary evaporator |
| WO2021253371A1 (en) * | 2020-06-19 | 2021-12-23 | 湖州星创生态科技有限公司 | 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 |
| CN112782026A (en) * | 2021-01-19 | 2021-05-11 | 四川科路泰交通科技有限公司 | Novel cyclic analysis appearance of pitch content among bituminous mixture |
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