CN111318040A - Rotary evaporation equipment for multi-liquid distillation work - Google Patents
Rotary evaporation equipment for multi-liquid distillation work Download PDFInfo
- Publication number
- CN111318040A CN111318040A CN202010252982.9A CN202010252982A CN111318040A CN 111318040 A CN111318040 A CN 111318040A CN 202010252982 A CN202010252982 A CN 202010252982A CN 111318040 A CN111318040 A CN 111318040A
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- pipe
- cavity
- distillation
- rotating shaft
- fixedly arranged
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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
-
- 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
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
- B01D3/146—Multiple effect distillation
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention discloses rotary evaporation equipment for multi-liquid distillation work, which comprises a base, wherein a shell is fixedly arranged on the upper surface of the base, and the rotary evaporation equipment is characterized in that: a rotating cavity is arranged in the shell, a motor is fixedly arranged on the bottom wall of the rotating cavity, a first rotating shaft is arranged on the upper surface of the motor, a first gear is fixedly arranged at the top end of the first rotating shaft, first sliding grooves are respectively arranged in four side walls of the rotating cavity, and first sliding blocks are connected in the first sliding grooves in a sliding mode; the invention has simple structure and convenient use. The distillation flask is driven by the motor to rotate through the gear structure, the heating area is increased, the distillation efficiency is improved, the meshing of the gears can be controlled through the sliding grooves, and the purpose of manually controlling whether the distillation flask rotates is achieved. And through the gear structure, the distillation device can allow at most four distillation works to be carried out simultaneously, and improves the working efficiency of distillation.
Description
Technical Field
The invention relates to the technical field of chemistry, in particular to rotary evaporation equipment for multi-liquid distillation.
Background
A rotary evaporator is a common laboratory apparatus used for continuous distillation of volatile solvents under reduced pressure. When the rotary evaporator works, a layer of liquid film is formed on the inner surface of the evaporation bottle by the liquid sample due to the action of centripetal force and friction force between the liquid sample and the evaporation bottle, the heating area is large, and simultaneously, the boiling of the sample is effectively inhibited by the action force generated by the rotation of the sample. In view of the above features and their convenience, modern rotary evaporators are available for rapid, gentle distillation of most samples, even by inexperienced operators. However, in performing distillation work, the conventional rotary evaporator is allowed to perform distillation work only one at a time.
Disclosure of Invention
The object of the present invention is to provide a rotary evaporator apparatus for multiple liquid distillation operations which overcomes the above-mentioned drawbacks of the prior art.
The rotary evaporation equipment for multi-liquid distillation work comprises a base, wherein a shell is fixedly arranged on the upper surface of the base, a rotating cavity is arranged in the shell, a motor is fixedly arranged on the bottom wall of the rotating cavity, a first rotating shaft is arranged on the upper surface of the motor, a first gear is fixedly arranged at the top end of the first rotating shaft, first sliding grooves are respectively arranged in four side walls of the rotating cavity, a first sliding block is connected in the first sliding grooves in a sliding mode, the first sliding block and the first sliding grooves are fixedly connected through a first spring, a first connecting rod is connected in the top wall of the rotating cavity in a sliding mode, the first connecting rod is fixedly connected with the first sliding block, a second gear meshed with the first gear is rotatably connected at the bottom end of the first connecting rod, a second rotating shaft is arranged on the lower surface of the second gear, a first bevel gear is fixedly arranged at the lower end of the second rotating shaft, a second sliding groove is arranged in the top wall of the rotating cavity, a second sliding block is connected in the second sliding groove in a sliding mode, the outer side of the second sliding block is connected with the side wall of the second sliding groove through a second spring, a limiting groove matched with the second sliding block is arranged in the side face of the first connecting rod, a steel cable is fixed on the outer side of the second sliding block, the other end of the steel cable penetrates through the upper surface of the shell and is fixed on the bottom surface of the fixing head by bypassing a wire wheel, four connecting rods are arranged on the outer side face of the shell in a ring mode and are connected with the shell in a rotating mode, a connecting box is arranged on the outer side of each connecting rod in a rotating mode, a connecting cavity is arranged in the connecting box, a third rotating shaft is rotatably connected in the side wall of the connecting cavity close to the shell, a second bevel gear is fixedly arranged at the outer end of the third rotating shaft, the other end of the third, the connecting cavity is internally and rotatably connected with a first water inlet pipe penetrating through the bottom surface of the connecting box, a fourth bevel gear meshed with the second bevel gear is fixedly arranged on the first water inlet pipe, a second water inlet pipe penetrating through the top surface of the connecting box is fixedly arranged in the top wall of the connecting cavity, and the second water inlet pipe is rotatably connected with the first water inlet pipe.
Optionally, be equipped with the ascending heating chamber of four openings in the base top surface, the heating pot has been placed to the intracavity, be equipped with the distillation flask in the heating pot, the distillation flask through first connecting block with first intake pipe bottom end fixed connection.
Optionally, a support has been set firmly on the base, the support ring has been set firmly on the support, the collecting pipe has been placed in the support ring, the collecting pipe side is equipped with the third inlet tube, the third inlet tube pass through the second connecting block with second inlet tube fixed connection, be equipped with the condenser pipe in the collecting pipe, the collecting pipe top surface be provided with the outlet pipe of condenser pipe intercommunication, the collecting pipe side be provided with the fourth inlet tube of condenser pipe intercommunication, the collecting pipe below is equipped with the receiving flask, the receiving flask pass through the third connecting block with collecting pipe fixed connection.
Optionally, a water pump is fixedly arranged on the base, and the water pump is communicated with the condensation pipe through the water outlet pipe and the fourth water inlet pipe.
Optionally, an operation panel for controlling the temperature in the heating cavity is fixedly arranged on the left side surface of the base.
The invention has the beneficial effects that: the invention has simple structure and convenient use. The distillation flask is driven by the motor through the gear structure to rotate, the heating area is increased, the distillation efficiency is improved, and meanwhile, the meshing of the gears can be controlled through the sliding grooves, so that the purpose of artificially controlling whether the distillation flask rotates is achieved. And through the gear structure, the distillation device can allow at most four distillation works to be carried out simultaneously, and improves the working efficiency of distillation.
Drawings
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
FIG. 1 is a schematic diagram of the construction of a multiple liquid distillation working rotary evaporator apparatus of the present invention;
FIG. 2 is a schematic view of the structure at A-A in FIG. 1;
FIG. 3 is a schematic view of the structure at B-B in FIG. 1;
FIG. 4 is a schematic view of the structure of FIG. 1 at C;
fig. 5 is a schematic diagram of the structure at D in fig. 4.
Detailed Description
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1 to 5, a rotary evaporation apparatus for multiple liquid distillation operations according to an embodiment of the present invention includes a base 11, a housing 13 is fixedly disposed on an upper surface of the base 11, a rotation cavity 15 is disposed in the housing 13, a motor 12 is fixedly disposed on a bottom wall of the rotation cavity 15, a first rotation shaft 16 is mounted on an upper surface of the motor 12, a first gear 14 is fixedly disposed at a top end of the first rotation shaft 16, first sliding grooves 33 are disposed in four side walls of the rotation cavity 15, first sliding blocks 34 are slidably connected in the first sliding grooves 33, the first sliding blocks 34 and the first sliding grooves 33 are fixedly connected by first springs 35, a first connecting rod 42 is slidably connected in a top wall of the rotation cavity 15, the first connecting rod 42 is fixedly connected to the first sliding blocks 34, a second gear 30 engaged with the first gear 14 is rotatably connected to a bottom end of the first connecting rod 42, a second rotating shaft 28 is mounted on the lower surface of the second gear 30, a first bevel gear 27 is fixedly arranged at the lower end of the second rotating shaft 28, a second sliding groove 38 is arranged in the top wall of the rotating cavity 15, a second sliding block 37 is slidably connected in the second sliding groove 38, the outer side of the second sliding block 37 is connected with the side wall of the second sliding groove 38 through a second spring 36, a limit groove 8 matched with the second sliding block 37 is arranged in the side surface of the first connecting rod 42, a steel cable 40 is fixed on the outer side of the second sliding block 37, the other end of the steel cable 40 penetrates through the upper surface of the shell 13 around the wire wheel 41 and is fixed on the bottom surface of the fixed head 39, four connecting rods 24 are annularly arranged on the outer side surface of the shell 13, the connecting rods 24 are rotatably connected with the shell 13, a connecting box 10 is rotatably connected on the outer side of the connecting rods 24, a connecting cavity 23 is arranged in the connecting box 10, a second bevel gear 18 is fixedly arranged at the outer end of the third rotating shaft 25, the other end of the third rotating shaft 25 extends into the rotating cavity 15, a third bevel gear 26 meshed with the first bevel gear 27 is fixedly arranged at the tail end of the third rotating shaft 25 in the rotating cavity 15, a first water inlet pipe 20 penetrating through the bottom surface of the connecting box 10 is rotatably connected in the connecting cavity 23, a fourth bevel gear 19 meshed with the second bevel gear 18 is fixedly arranged on the first water inlet pipe 20, a second water inlet pipe 17 penetrating through the top surface of the connecting box 10 is fixedly arranged on the top wall of the connecting cavity 23, and the second water inlet pipe 17 is rotatably connected with the first water inlet pipe 20.
Preferably, be equipped with four ascending heating chambers 7 of opening in the base 11 top surface, heating pot 43 has been placed to heating chamber 7, be equipped with distillation flask 22 in the heating pot 43, distillation flask 22 through first connecting block 21 with first inlet tube 20 bottom fixed connection, four heating chamber 7 independent control can carry out the distillation work of different temperature demands simultaneously.
Preferably, a bracket 44 is fixedly arranged on the base 11, a support ring 4 is fixedly arranged on the bracket 44, a collecting pipe 2 is arranged in the supporting ring 4, a third water inlet pipe 31 is arranged on the side surface of the collecting pipe 2, the third water inlet pipe 31 is fixedly connected with the second water inlet pipe 17 through a second connecting block 5, a condenser pipe 32 is arranged in the collecting pipe 2, a water outlet pipe 1 communicated with the condenser pipe 32 is arranged on the top surface of the collecting pipe 2, a fourth water inlet pipe 3 communicated with the condensation pipe 32 is arranged on the side surface of the collecting pipe 2, a collecting bottle 29 is arranged below the collecting pipe 2, the collecting bottle 29 is fixedly connected with the collecting pipe 2 through a third connecting block 45, and when gas generated by distillation enters the collecting pipe 2, since the condenser tube 32 is continuously filled with cold water, the gas will liquefy upon cooling and will flow down into the collecting bottle 29.
Preferably, a water pump 6 is fixedly arranged on the base 11, the water pump 6 is communicated with the condensation pipe 32 through the water outlet pipe 1 and the fourth water inlet pipe 3, and water in the condensation pipe 32 can continuously flow through the water pump 6, so that the temperature of the water is not high enough to influence the condensation efficiency.
Preferably, an operation panel 9 for controlling the temperature in the heating chamber 7 is fixedly arranged on the left side surface of the base 11, and the temperature in the heating chamber 7 is controlled through the operation panel 9.
In the initial state, the first spring 35 is in a compressed state, the second spring 36 is in a compressed state, the second gear 30 is disengaged from the first gear 14, and the second slider 37 is completely located in the second sliding groove 38.
When distillation work is needed, a distillation flask 22 filled with liquid to be distilled is fixedly connected with the bottom end of the first water inlet pipe 20 through the first connecting block 21 manually, a collecting bottle 29 is fixedly connected with the collecting pipe 2 through a third connecting block 45 manually, the temperature in the heating cavity 7 is set through the operating panel 9, the first connecting rod 42 is pressed, the first connecting rod 42 drives the second gear 30 and the first bevel gear 27 to move downwards, when the second sliding block 37 enters the limiting groove 8, the second gear 30 is meshed with the first gear 14, and the first bevel gear 27 is meshed with the third bevel gear 26;
the motor 12 is manually started, the motor 12 drives the first gear 14 to rotate through the first rotating shaft 16, the first gear 14 drives the second rotating shaft 28 to rotate through the second gear 30, the second rotating shaft drives the third bevel gear 26 to rotate through the first bevel gear 27, the third bevel gear 26 drives the second bevel gear 18 to rotate through the third rotating shaft 25, the second bevel gear 18 drives the first water inlet pipe 20 to rotate through the fourth bevel gear 19, and the first water inlet pipe 20 drives the distillation flask 22 to rotate through the first connecting block 21, so that distillation work is performed.
When collecting the work, water pump 6 begins work, and water follows fourth inlet tube 3 gets into in the condenser pipe 32, pass through again outlet pipe 1 flows back to in the water pump 6, pass through as the gas that the distillation produced first inlet tube 20 with second inlet tube 17 is still third inlet tube 31 gets into behind the collecting pipe 2, because it has cold water to last lead to in the condenser pipe 32, and gas meets cold liquefaction, and the entering downwards is in the receiving flask 29, accomplishes collection work.
When a plurality of distilling works are required to be carried out simultaneously, the heating cavity 7 is controlled by the operation panel 9 to set different temperatures, the first connecting rod 42 corresponding to the distilling work is pressed, the second gear 30 is meshed with the first gear 14, and the first gear 14 can drive the distilling flask 22 to rotate to carry out distilling work;
when the distillation work is not needed, the fixed head 39 is lifted, the fixed head 39 drives the second sliding block 37 to be separated from the limiting groove 8 through the steel cable 40, after the second sliding block 37 is completely separated from the limiting groove 8, the first spring 35 drives the first connecting rod 42 to move upwards through the first sliding block 34, the first connecting rod 42 drives the second gear 30 and the first bevel gear 27 to move upwards, so that the second gear 30 is separated from the first gear 14, and the first bevel gear 27 is separated from the third bevel gear 26.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. The utility model provides a rotary evaporation equipment of many liquid distillation work, includes the base, the base upper surface has set firmly shell, its characterized in that: a rotating cavity is arranged in the shell, a motor is fixedly arranged on the bottom wall of the rotating cavity, a first rotating shaft is arranged on the upper surface of the motor, a first gear is fixedly arranged at the top end of the first rotating shaft, first sliding grooves are respectively arranged in four side walls of the rotating cavity, a first sliding block is connected in the first sliding grooves in a sliding manner, the first sliding block and the first sliding grooves are fixedly connected through a first spring, a first connecting rod is connected in the top wall of the rotating cavity in a sliding manner, the first connecting rod is fixedly connected with the first sliding block, a second gear meshed with the first gear is connected at the bottom end of the first connecting rod in a rotating manner, a second rotating shaft is arranged on the lower surface of the second gear, a first bevel gear is fixedly arranged at the lower end of the second rotating shaft, a second sliding groove is arranged in the top wall of the rotating cavity, a second sliding block is connected in the second sliding groove in a sliding manner, and the outer side wall of the second sliding block, a limiting groove matched with the second sliding block is arranged in the side surface of the first connecting rod, a steel cable is fixed on the outer side of the second sliding block, the other end of the steel cable penetrates through the upper surface of the shell by winding a wire wheel and is fixed on the bottom surface of the fixing head, four connecting rods are arranged on the outer side surface of the shell in a surrounding manner and are rotatably connected with the shell, a connecting box is rotatably connected on the outer side of each connecting rod, a connecting cavity is arranged in the connecting box, a third rotating shaft is rotatably connected to the side wall of the connecting cavity close to the shell, a second bevel gear is fixedly arranged at the outer end of the third rotating shaft, the other end of the third rotating shaft extends into the rotating cavity, a third bevel gear meshed with the first bevel gear is fixedly arranged at the tail end of the third rotating shaft in the rotating cavity, a first water inlet pipe penetrating through the bottom surface of the connecting box is rotatably connected in, and a second water inlet pipe penetrating through the top surface of the connecting box is fixedly arranged in the top wall of the connecting cavity, and the second water inlet pipe is rotatably connected with the first water inlet pipe.
2. A multiple liquid distillation working rotary evaporation apparatus according to claim 1, wherein: the improved water-saving distillation device is characterized in that four heating cavities with upward openings are arranged in the top surface of the base, a heating pot is placed in the heating cavity, a distillation flask is arranged in the heating pot, and the distillation flask is fixedly connected with the bottom end of the first water inlet pipe through a first connecting block.
3. A multiple liquid distillation working rotary evaporation apparatus according to claim 1, wherein: the utility model discloses a condenser pipe, including base, collecting pipe top surface, collecting pipe, second connecting block, condenser pipe, collecting bottle, support ring, collecting pipe side is equipped with the third inlet tube, the third inlet tube pass through the second connecting block with second inlet tube fixed connection, be equipped with the condenser pipe in the collecting pipe, the collecting pipe top surface be provided with the outlet pipe of condenser pipe intercommunication, the collecting pipe side be provided with the fourth inlet tube of condenser pipe intercommunication, the collecting pipe below is equipped with the collecting bottle, the collecting bottle pass through the third connecting block with collecting pipe fixed connection.
4. A multiple liquid distillation working rotary evaporation apparatus according to claim 3, wherein: and a water pump is fixedly arranged on the base and is communicated with the condensation pipe through the water outlet pipe and the fourth water inlet pipe.
5. A multiple liquid distillation working rotary evaporation apparatus according to claim 2, wherein: and an operation panel for controlling the temperature in the heating cavity is fixedly arranged on the left side surface of the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010252982.9A CN111318040A (en) | 2020-04-02 | 2020-04-02 | Rotary evaporation equipment for multi-liquid distillation work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010252982.9A CN111318040A (en) | 2020-04-02 | 2020-04-02 | Rotary evaporation equipment for multi-liquid distillation work |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111318040A true CN111318040A (en) | 2020-06-23 |
Family
ID=71164313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010252982.9A Withdrawn CN111318040A (en) | 2020-04-02 | 2020-04-02 | Rotary evaporation equipment for multi-liquid distillation work |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111318040A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH657715A5 (en) * | 1983-08-26 | 1986-09-15 | Yamato Scient Co Ltd | Rotary evaporator |
| CN106377917A (en) * | 2016-11-22 | 2017-02-08 | 郑州搜趣信息技术有限公司 | Novel rotary evaporator |
| CN208248537U (en) * | 2018-05-23 | 2018-12-18 | 缙云县南瓯堂企业管理咨询有限公司 | A kind of hybrid filling apparatus of pipeline |
| CN208641786U (en) * | 2018-06-10 | 2019-03-26 | 中国农业科学院兰州畜牧与兽药研究所 | A kind of chemical element reaction distillation multi-function device |
| CN209596592U (en) * | 2019-01-15 | 2019-11-08 | 范克城 | A kind of drug inspection distilling apparatus |
-
2020
- 2020-04-02 CN CN202010252982.9A patent/CN111318040A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH657715A5 (en) * | 1983-08-26 | 1986-09-15 | Yamato Scient Co Ltd | Rotary evaporator |
| CN106377917A (en) * | 2016-11-22 | 2017-02-08 | 郑州搜趣信息技术有限公司 | Novel rotary evaporator |
| CN208248537U (en) * | 2018-05-23 | 2018-12-18 | 缙云县南瓯堂企业管理咨询有限公司 | A kind of hybrid filling apparatus of pipeline |
| CN208641786U (en) * | 2018-06-10 | 2019-03-26 | 中国农业科学院兰州畜牧与兽药研究所 | A kind of chemical element reaction distillation multi-function device |
| CN209596592U (en) * | 2019-01-15 | 2019-11-08 | 范克城 | A kind of drug inspection distilling apparatus |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20211022 Address after: 236600 No.97, Tianlou, Jicun village committee, Maji Township, Taihe County, Fuyang City, Anhui Province Applicant after: Li Li Address before: No. 127, Zhongzhou village, Zhongzhou Town, Chun'an County, Hangzhou City, Zhejiang Province, 311719 Applicant before: Cheng Yuxiaoqian |
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200623 |