CN204275520U - Quantitative rotary evaporator - Google Patents
Quantitative rotary evaporator Download PDFInfo
- Publication number
- CN204275520U CN204275520U CN201420758917.3U CN201420758917U CN204275520U CN 204275520 U CN204275520 U CN 204275520U CN 201420758917 U CN201420758917 U CN 201420758917U CN 204275520 U CN204275520 U CN 204275520U
- Authority
- CN
- China
- Prior art keywords
- quantitative
- evaporating pipe
- rotary evaporator
- condenser
- flask
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
This is novel is a kind of quantitatively rotary evaporator, comprise support, be located at the condenser on support, be located at the receiving flask of condenser lower end, condenser is connected with the quantitative evaporating pipe that material to be concentrated is housed by surge flask, quantitative evaporating pipe upper end is connected with the axle that is rotatably connected, the axle that is rotatably connected is rotated by driven by motor quantitative evaporating pipe, quantitative evaporating pipe is placed in water-bath, motor is connected with liquid crystal digital display controller, liquid crystal digital display controller is provided with vacuum meter, vacuum meter is connected with quantitative evaporating pipe, quantitative evaporating pipe is provided with scale, the outer wall of water-bath is arranged with rubber protecting jacket.The utility model changes traditional concentrated flask into quantitative evaporating pipe, time concentrated, when the liquid level of the quantitative evaporating pipe of inclination drops between two scales on quantitative evaporating pipe, is the concentrated volume that will reach, and structure is simple, convenient and practical.
Description
Technical field
The utility model relates to chemical reagent concentrator technical field, is specifically related to a kind of quantitatively rotary evaporator.
Background technology
A lot of chemical reagent, often needs to add solvent in preparation process and is dissolved, extracts then to be separated and obtain target components; But often contain certain solvent being easy to volatilize in this target components as ethanol, acetone etc.; In order to obtain purer product, solution must be concentrated, evaporating solvent, at this moment applying maximum is rotary evaporator; Rotary evaporator generally comprises support and is connected to the reflux condenser (having helical form glass tube to carry out cooling recovery for passing into cooling water to the solvent evaporated in reflux condenser) on support, the recovery flask connected below reflux condenser; Reflux condenser is also connected with the distilling flask that material to be concentrated is housed, and distilling flask upper end is connected with the axle that is rotatably connected, and the axle that is rotatably connected is rotated by driven by motor distilling flask, and distilling flask is placed in water bath; Reflux condenser is communicated with vavuum pump simultaneously, whole system is placed in heated under vacuum and concentrates.
At present, the rotary evaporator distilling flask that laboratory uses is common flask, does not have quantitative effect; In addition, the water bath of rotary evaporator utilizes stainless steel material to make, and surface temperature is very high after the heating, and operating personnel touch because of carelessness when testing and can be burned, and often occurs scalding phenomenon.
Utility model content
The purpose of this utility model is for above-mentioned technology Problems existing, provides a kind of rotary evaporator with quantitative effect.
For achieving the above object, the technical solution adopted in the utility model is: a kind of quantitatively rotary evaporator, comprise support, be located at the condenser on support, be located at the receiving flask of condenser lower end, condenser is connected with the quantitative evaporating pipe that material to be concentrated is housed by surge flask, quantitative evaporating pipe upper end is connected with the axle that is rotatably connected, the axle that is rotatably connected is rotated by driven by motor quantitative evaporating pipe, quantitative evaporating pipe is placed in water-bath, motor is connected with liquid crystal digital display controller, liquid crystal digital display controller is provided with vacuum meter, vacuum meter is connected with described quantitative evaporating pipe, described quantitative evaporating pipe is provided with scale, the outer wall of described water-bath is arranged with rubber protecting jacket.
Further, described surge flask is provided with reinforced piston.
Further, baiting valve is provided with bottom described receiving flask.
Further, described condenser is connected with vavuum pump.
Further, described condenser is two-part spiral cooler.
Further, described quantitative evaporating pipe is connected by sand-ground opening with being rotatably connected between axle.
Further, described rubber protecting jacket is provided with anti-skidding projection.
Further, described frame bottom is provided with universal wheel.
Advantageous Effects of the present utility model is:
(1) the utility model changes traditional concentrated flask into quantitative evaporating pipe, time concentrated, when the liquid level of the quantitative evaporating pipe of inclination drops between two scales on quantitative evaporating pipe, is the concentrated volume that will reach;
(2) the utility model by setting up rubber protecting jacket on the outer wall of heating water bath, can reduce the surface temperature of heating water bath, and avoid operating personnel to touch heating water bath because of carelessness and possibility that be burned, structure is simply, convenient and practical.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1: in order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of quantitatively rotary evaporator, comprise support 1, be located at the condenser 2 on support 1, be located at the receiving flask 5 of condenser 2 lower end, condenser 2 is connected with the quantitative evaporating pipe 10 that material to be concentrated is housed by surge flask 3, quantitative evaporating pipe 10 upper end is connected with the axle 14 that is rotatably connected, the axle 14 that is rotatably connected drives quantitative evaporating pipe 10 to rotate by motor 9, quantitative evaporating pipe 10 is placed in water-bath 11, motor 9 is connected with liquid crystal digital display controller 7, liquid crystal digital display controller 7 is frequency-variable controller, for controlling and show the velocity of rotation of motor 9, liquid crystal digital display controller 7 is provided with vacuum meter 8, vacuum meter 8 is connected with quantitative evaporating pipe 10, quantitative evaporating pipe 10 is provided with scale, the effect of scale is for volume computing time quantitative, when needing between concentrated volume concentration to the scale of two on quantitative evaporating pipe, be the concentration volume of requirement, vacuum meter 8 is for showing rotary evaporator internal vacuum,
The outer wall of water-bath 11 is arranged with rubber protecting jacket 13; by setting up rubber protecting jacket 13 on the outer wall of heating water bath 11, the surface temperature of heating water bath 11 can be reduced, avoiding operating personnel to touch heating water bath 11 because of carelessness and the possibility be burned; structure is simple, convenient and practical.
Wherein, surge flask 3 is provided with reinforced piston 4, for filling evaporation material in evaporation process.
Wherein, bottom receiving flask 5, be provided with baiting valve 6, release for the material that will collect.
Wherein, condenser 2 is connected with vavuum pump (not shown in FIG.).
Wherein, condenser 2 is two-part spiral cooler.
Wherein, quantitative evaporating pipe 10 is connected frosted by sand-ground opening between axle 14 and connects not only good airproof performance with being rotatably connected, and easily installation and removal.
Wherein, rubber protecting jacket 13 is provided with anti-skidding projection, there is anti-skidding effect.
Wherein, be provided with universal wheel 12 bottom support 1, adopt this structure, because whole Rotary Evaporators has motor, water-bath, support etc., heavier-weight, has had roller just can promote easily to carry out displacement, without the need to carrying, saves manpower, convenient operation.
Other structure of the present embodiment rotary evaporator is see prior art.
The utility model using method, time concentrated, when needing concentrated liquid levels to arrive between two scales on quantitative evaporating pipe 10, being and requiring concentrated volume.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. quantitative rotary evaporator, it is characterized in that, comprise support (1), be located at the condenser (2) on support (1), be located at the receiving flask (5) of condenser (2) lower end, condenser (2) is connected with the quantitative evaporating pipe (10) that material to be concentrated is housed by surge flask (3), quantitative evaporating pipe (10) upper end is connected with the axle that is rotatably connected (14), the axle (14) that is rotatably connected drives quantitative evaporating pipe (10) to rotate by motor (9), quantitative evaporating pipe (10) is placed in water-bath (11), motor (9) is connected with liquid crystal digital display controller (7), liquid crystal digital display controller (7) is provided with vacuum meter (8), vacuum meter (8) is connected with described quantitative evaporating pipe (10), described quantitative evaporating pipe (10) is provided with scale, the outer wall of described water-bath (11) is arranged with rubber protecting jacket (13).
2. quantitative rotary evaporator according to claim 1, it is characterized in that, described surge flask (3) is provided with reinforced piston (4).
3. quantitative rotary evaporator according to claim 1, it is characterized in that, described receiving flask (5) bottom is provided with baiting valve (6).
4. quantitative rotary evaporator according to claim 1, it is characterized in that, described condenser (2) is connected with vavuum pump.
5. quantitative rotary evaporator according to claim 4, it is characterized in that, described condenser (2) is two-part spiral cooler.
6. quantitative rotary evaporator according to claim 1, be is characterized in that, be connected between described quantitative evaporating pipe (10) with the axle that is rotatably connected (14) by sand-ground opening.
7. quantitative rotary evaporator according to claim 1, it is characterized in that, (13) are provided with anti-skidding projection to described rubber protecting jacket.
8. quantitative rotary evaporator according to claim 1, it is characterized in that, described support (1) bottom is provided with universal wheel (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420758917.3U CN204275520U (en) | 2014-12-06 | 2014-12-06 | Quantitative rotary evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420758917.3U CN204275520U (en) | 2014-12-06 | 2014-12-06 | Quantitative rotary evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204275520U true CN204275520U (en) | 2015-04-22 |
Family
ID=52858721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420758917.3U Expired - Fee Related CN204275520U (en) | 2014-12-06 | 2014-12-06 | Quantitative rotary evaporator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204275520U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104801056A (en) * | 2015-04-26 | 2015-07-29 | 朱金凤 | Intelligent temperature-control evaporation device |
| CN107589144A (en) * | 2017-10-30 | 2018-01-16 | 金华出入境检验检疫局综合技术服务中心 | A kind of thermos cup rubber parts hot water resistance experimental rig |
| CN108043058A (en) * | 2018-01-23 | 2018-05-18 | 北京师范大学 | It is a kind of accurately to realize the quantitative Rotary Evaporators of fraction |
| WO2019144730A1 (en) * | 2018-01-23 | 2019-08-01 | 北京师范大学 | Rotary evaporator capable of accurately quantifying concentrated liquid and/or distillate |
-
2014
- 2014-12-06 CN CN201420758917.3U patent/CN204275520U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104801056A (en) * | 2015-04-26 | 2015-07-29 | 朱金凤 | Intelligent temperature-control evaporation device |
| CN107589144A (en) * | 2017-10-30 | 2018-01-16 | 金华出入境检验检疫局综合技术服务中心 | A kind of thermos cup rubber parts hot water resistance experimental rig |
| CN107589144B (en) * | 2017-10-30 | 2019-11-22 | 金华出入境检验检疫局综合技术服务中心 | A kind of vacuum cup rubber parts hot water resistance experimental rig |
| CN108043058A (en) * | 2018-01-23 | 2018-05-18 | 北京师范大学 | It is a kind of accurately to realize the quantitative Rotary Evaporators of fraction |
| WO2019144730A1 (en) * | 2018-01-23 | 2019-08-01 | 北京师范大学 | Rotary evaporator capable of accurately quantifying concentrated liquid and/or distillate |
| JP2021511962A (en) * | 2018-01-23 | 2021-05-13 | 北京▲師▼▲範▼大学 | Evaporator that can accurately quantify concentrates and / or fractions |
| US11185791B2 (en) | 2018-01-23 | 2021-11-30 | Beijing Normal University | Rotary evaporator capable of accurately quantifying concentrated liquid and/or distillate |
| JP7121808B2 (en) | 2018-01-23 | 2022-08-18 | 北京▲師▼▲範▼大学 | Evaporator for accurate quantitation of concentrates and/or fractions |
| US11801452B2 (en) | 2018-01-23 | 2023-10-31 | Beijing Normal University | Rotary evaporator capable of accurately quantifying distillate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204275520U (en) | Quantitative rotary evaporator | |
| Craig et al. | Versatile laboratory concentration device | |
| CN202569642U (en) | Dynamic continuous circulation extracting-concentrating device for effective ingredients of traditional Chinese medicine | |
| CN108043059B (en) | Rotary evaporator capable of accurately realizing quantification of concentrated solution | |
| EP4008418A1 (en) | Rotary evaporator for accurately and quantitatively recovering multiple solvents or concentrating multiple samples at one time | |
| CN204485338U (en) | A kind of Rotary Evaporators | |
| CN204637619U (en) | A kind of high-efficiency rotating evaporimeter conveniently can collecting liquid | |
| CN110478927A (en) | Once can accurate quantitative analysis recycle more rotary shaft evaporimeters of multiple solvents | |
| CN203852851U (en) | Rotary evaporator | |
| CN204138369U (en) | A kind of luwa evaporator processing oil waste liquid | |
| CN203935633U (en) | A kind of novel organic solvent recovery device | |
| CN205007610U (en) | Rotary evaporator | |
| CN110404283A (en) | It is a kind of can an accurate quantitative analysis Rotary Evaporators of multiple samples are concentrated | |
| CN204714645U (en) | A kind of miniature energy-saving vacuum normal temperature waste evaporator plant | |
| CN203724985U (en) | Organic-gas recovery device | |
| CN110478928A (en) | It is a kind of once can accurate quantitative analysis more rotary shaft evaporimeters of multiple samples are concentrated | |
| CN212308897U (en) | Integrated molecular distillation structure | |
| CN209296439U (en) | A kind of sample concentration device | |
| CN204972464U (en) | Wound is belt cleaning device for orthopedics | |
| CN204563629U (en) | A kind of Rotary Evaporators | |
| CN211462121U (en) | High-efficient distillation plant | |
| CN111803984A (en) | Integrated molecular distillation structure | |
| CN203408724U (en) | Novel distillation device | |
| CN203281063U (en) | Efficient circulating filtration type drug extraction device | |
| CN204637600U (en) | A kind of Rotary Evaporators of anti-suck |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20181206 |