CN108421272A - A kind of Rotary Evaporators automatic burst-preventing boiling device and its application method monitored - Google Patents
A kind of Rotary Evaporators automatic burst-preventing boiling device and its application method monitored Download PDFInfo
- Publication number
- CN108421272A CN108421272A CN201810478812.5A CN201810478812A CN108421272A CN 108421272 A CN108421272 A CN 108421272A CN 201810478812 A CN201810478812 A CN 201810478812A CN 108421272 A CN108421272 A CN 108421272A
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- China
- Prior art keywords
- conduit
- camera
- revolving bottle
- monitored
- rotary evaporators
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- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0011—Heating features
- B01D1/0041—Use of fluids
- B01D1/0052—Use of a liquid transfer medium or intermediate fluid, e.g. bain-marie
-
- 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
- B01D3/08—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
- B01D3/10—Vacuum distillation
-
- 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 invention discloses a kind of Rotary Evaporators automatic burst-preventings monitored to boil device, including：Revolving bottle, the revolving bottle is connected to by rotary joint on the first conduit, first conduit is obliquely installed on holder, the revolving bottle is connected to the lower section of the first conduit, and the second conduit is connected with above first conduit, and the axis of first conduit, the second conduit and revolving bottle overlaps, it is provided with camera on the holder, the camera face revolving bottle, the camera are connected by bluetooth with computer, and the computer is connected with controller.When device bumping, the bubble of bumping can be full of revolving bottle, the picture in camera is set to generate significant change, the picture of camera can be identified by the software of computer, to judge whether that bumping occurs automatically with this, high degree of automation, and camera can be transferred to video recording on internet, be convenient for remote monitoring.
Description
Technical field
The present invention relates to a kind of Rotary Evaporators automatic burst-preventing boiling device monitored and its application methods, belong to medicalization
Work instrument and equipment field.
Background technology
Currently, in Medical Laboratory and pharmaceutical factory, Rotary Evaporators are common instrument and equipments, mostly traditional structure structure
It makes, the phenomenon that there are bumpings when a large amount of volatile substances of continuous still at reduced pressure conditions, is very easy to that experimenter is caused to receive
Collect the loss of sample and the generation of dangerous situation.The appearance of bumping is to make to be in equilibrium-like originally since pressure declines suddenly
The saturated solution of state overheats and rapid explosive evaporation suddenly at atmosheric pressure, and a kind of explosion that volume drastically expands and occurs is existing
As.Be otherwise known as bumping or vapour explosion (high temperature saturated water is then steam explosion), is easy to scald accident and danger occur,
Cause the loss of man power and material.Bumping is although fearful, but the rule and the form of expression for having its certain, as started before bumping
There is foam, and occur a large amount of foams in a short time, the existing settling mode that is directed to is artificial whole by careful adjusting
The working strength of vacuum pump or the temperature of heating kettle prevent from boiling.Or by the way that anti-boiling particle, these sides are added into sample
Method is all different degrees of to propose requirements at the higher level to experimental implementation person and experimental facilities, is more likely generated not to experiment itself
The influence of profit.
Invention content
The present invention in order to solve the problems, such as it is above-mentioned exist in the prior art, a kind of Rotary Evaporators monitored are provided and are prevented automatically
Bumping device and its application method, to solve the technical issues of present Rotary Evaporators are easy bumping.
The technical solution adopted by the present invention to solve the technical problems is：
The present invention provides a kind of Rotary Evaporators automatic burst-preventings monitored to boil device, including：Revolving bottle, the rotation
Bottle is connected to by rotary joint on the first conduit, and first conduit is obliquely installed on holder, and the revolving bottle is connected to
The lower section of first conduit is connected with the second conduit, first conduit, the second conduit and revolving bottle above first conduit
Axis overlap, be provided with camera, the camera face revolving bottle on the holder, the camera passes through bluetooth and computer phase
Even, the computer is connected with controller.
Preferably, second conduit upper end is provided with solenoid valve, and the solenoid valve is connected on controller, when in device
Pressure too low generation bumping when, controller controls solenoid valve and opens, and improves the pressure in device, boiling explosion phenomenon is made to eliminate.
Preferably, second conduit is connect with condenser, and the upper end of condenser is connected with vacuum pump, the condenser
Lower end is connected with receiving flask, and the receiving flask lower end is provided with valve, and the vacuum pump is kept for the gas in draw-out device
Negative pressure in device, the low boiling point that can reduce solution of pressure, is more advantageous to evaporation.
Preferably, the revolving bottle is located in water-bath, and the liquid in heating water bath revolving bottle, heating temperature is more preferably controlled
System.
Preferably, it is provided with motor on the outside of first conduit, the main shaft of the motor passes through gear and revolving bottle
Connection is for driving revolving bottle to rotate.
Preferably, the condenser and receiving flask are connected on holder, and the holder is connected on iron stand, when having used
It can stop heating at rear lift boom, it is easy to use.
Preferably, second conduit upper end is connected with vacuum meter, and the vacuum meter is used for the vacuum degree in monitoring device,
Operating personnel are made more intuitively to understand the pressure in device.
The application method for the Rotary Evaporators automatic burst-preventing boiling device that the present invention can monitor includes the following steps：
(1) vacuum pump, motor and water-bath are opened, control holder reduces height, revolving bottle is made to be located in water-bath, right
Reagent in revolving bottle carries out rotary evaporation；
(2) when the liquid bumping in revolving bottle, bumping can generate a large amount of bubble in revolving bottle, and camera is shot at this time
To content will appear significant change；
(3) content of shooting of camera is transferred to computer, has image recognition software in computer, when computer recognizes phase
When occurring a large amount of bubble in the coverage of machine, computer transmits a signal to controller, and controller controls solenoid valve and opens, outside
The air on boundary enters device, and the pressure in device increases, and the boiling point of the liquid in device also increases, and boiling explosion phenomenon will disappear
It removes；
(4) after boiling explosion phenomenon is eliminated, a large amount of bubble collapse in the picture of camera taken, camera transmits signal
To controller, controller closes solenoid valve；
(5) after the completion of testing, lift boom makes revolving bottle leave water-bath, and the valve for opening receiving flask releases needs
Reagent.
The beneficial effects of the invention are as follows：When device bumping, the bubble of bumping can be full of revolving bottle, and the picture in camera is made to produce
Raw significant change, the picture of camera can be identified by the software of computer, to judge whether that bumping occurs automatically with this, from
Dynamicization degree is high, and camera can be transferred to video recording on internet, is convenient for remote monitoring.The present invention can be to existing rotation
Evaporimeter carries out add-assembly without eliminating existing instrument and displacement new instrument, avoids and buys more new apparatus, and experiment
Waste on instrument.
Description of the drawings
The above-mentioned aspect and advantage of the present invention will be apparent and hold in the description from combination following accompanying drawings to embodiment
It is readily understood, wherein：
Fig. 1 is the structural schematic diagram for the Rotary Evaporators automatic burst-preventing boiling device of the embodiment of the present invention monitored；
Fig. 2 is the front view for the Rotary Evaporators automatic burst-preventing boiling device of the embodiment of the present invention monitored；
Fig. 3 is the vertical view for the Rotary Evaporators automatic burst-preventing boiling device of the embodiment of the present invention monitored.
Reference sign：
In Fig. 1-Fig. 3, condenser 1；Second conduit 2；First conduit 3；Motor 4；Gear 5；Camera 6；Revolving bottle 7；
Water-bath 8；Iron stand 9；Holder 10；Receiving flask 11；Solenoid valve 12.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to
The embodiment of attached drawing description is exemplary, and is only used for explaining the present invention, and is not considered as limiting the invention.It ties below
Attached drawing is closed to further illustrate.
The present invention provides a kind of Rotary Evaporators automatic burst-preventings monitored to boil device, including：Revolving bottle 7, the rotation
Rolling bottle 7 is connected to by rotary joint on the first conduit 3, and first conduit 3 is obliquely installed on holder 10, the revolving bottle
7 are connected to the lower section of the first conduit 3, and the top of first conduit 3 is connected with the second conduit 2, first conduit 3, second
The axis of conduit 2 and revolving bottle 7 overlaps, and camera 6,6 face revolving bottle 7 of the camera, the phase are provided on the holder 10
Machine 6 is connected by bluetooth with computer, and the computer is connected with controller.
Revolving bottle 7 is a round bottom transparent glass flask, and camera 6 is facilitated to shoot the picture in revolving bottle 7.Controller is west
The PLC of door subsidiary, controller can control the opening and closing of solenoid valve 12.
After camera 6 is opened, fixed time intervals shoot a photo, and the length of time interval can artificially be set as needed
It is fixed.Can also be used the recording function of camera 6, on the transmission of video to computer of video recording after, by Free Video to JPG
Converter softwares are converted to picture format, and Free Video to JPG Converter are an interception video files videos
Picture, and continuously save as the freeware of jpeg format picture.Then it is identified using image recognition software.
Bluetooth adapter is installed, Bluetooth adapter exponential code product is applicable in the interface conversion of bluetooth equipment on computer
The photo and video that Bluetooth adapter transmission camera 6 on device, with camera 63 is shot.HKUST News company is installed on computer
The image recognition software of production, the photo that identification camera 6 transmits.
Second conduit, 2 upper end is provided with solenoid valve 12, and solenoid valve 12 is connected on controller, when the pressure in device is too low
When bumping occurs, controller controls solenoid valve 12 and opens, after solenoid valve 12 is opened, due to being negative pressure in device, so in environment
Air can be entered in device by solenoid valve 12, so that the pressure in device is increased, due to pressure raising cause in device
The elevation of boiling point of liquid is high, and boiling explosion phenomenon will be eliminated.
Second conduit 2 is connect with condenser 1, and 1 upper end of condenser is connected with vacuum pump, and vacuum pump is in draw-out device
Gas, the negative pressure in holding meanss, the low boiling point that can reduce solution of pressure are more advantageous to evaporation, the power that vacuum pump is opened
According to the artificial setting of the difference of the liquid of evaporation, 1 lower end of condenser is connected with receiving flask 11, collects the liquid that condensation flows down later
Body, 11 lower end of receiving flask are provided with valve, and liquid can open valve after the completion of collecting, release the liquid in receiving flask 11.
Revolving bottle 7 is located in water-bath 8, and the hot water of constant temperature is housed in water-bath 8, in heating water bath revolving bottle 7
Liquid, heating water bath have the advantages of heating temperature more preferably controls.
First conduit, 3 outside is provided with motor 4, and the main shaft of motor 4, which is connect by gear 5 with revolving bottle 7, is used for band
Dynamic revolving bottle 77 rotates.
Condenser 1 and receiving flask 11 are connected on holder 10, and holder 10 is an electric telescopic rod, and holder 10 is connected to iron
On pallet 9, lift boom 10 can stop heating after the completion of use, easy to use.
Second conduit, 2 upper end is connected with vacuum meter, and vacuum meter makes operating personnel more for the vacuum degree in monitoring device
The intuitive pressure understood in device.
When liquid in device normally boils, very small amount of bubble is only will produce, and the bubble generated when bumping can fill
Full revolving bottle 7, by identifying, whether bubble is that can determine whether bumping full of revolving bottle 7 in 6 coverage of camera, and identification is accurate
Rate higher, and camera 6 can be transferred to video recording on internet, be convenient for remote monitoring.The present invention can steam existing rotation
It sends out instrument and carries out add-assembly without eliminating existing instrument and displacement new instrument, avoid and buy more new apparatus and experiment instrument
Waste on device.
The application method for the Rotary Evaporators automatic burst-preventing boiling device that the present invention can monitor includes the following steps：
(1) vacuum pump, motor 4 and water-bath 8 are opened, control holder 10 reduces height, revolving bottle 7 is made to be located at water-bath
In 8, rotary evaporation is carried out to the reagent in revolving bottle 7；
(2) when the liquid bumping in revolving bottle 7, bumping can generate a large amount of bubble in revolving bottle 7, at this time camera 6
The content taken will appear significant change；
(3) content of shooting of camera 6 is transferred to computer, has image recognition software in computer, when computer recognizes
When occurring a large amount of bubble in the coverage of camera 6, computer transmits a signal to controller, and controller control solenoid valve 12 is opened
It opens, extraneous air enters device, and the pressure in device increases, and the boiling point of the liquid in device also increases, boiling explosion phenomenon
It will eliminate；
(4) after boiling explosion phenomenon is eliminated, a large amount of bubble collapse in the picture of camera 6 taken, the transmission letter of camera 6
Number give controller, controller close solenoid valve 12；
(5) after the completion of testing, lift boom 10 makes revolving bottle 7 leave water-bath 8, and the valve for opening receiving flask 11 is released
The reagent needed.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of being detached from the principle of the present invention and objective a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The range of invention is limited by claim and its equivalent.
Claims (8)
1. a kind of Rotary Evaporators automatic burst-preventing boiling device monitored, including：Revolving bottle, which is characterized in that the revolving bottle
It is connected on the first conduit by rotary joint, first conduit is obliquely installed on holder, and the revolving bottle is connected to
The lower section of one conduit, is connected with the second conduit above first conduit, first conduit, the second conduit and revolving bottle
Axis overlaps, and is provided with camera, the camera face revolving bottle on the holder, the camera passes through bluetooth and computer phase
Even, the computer is connected with controller.
2. the Rotary Evaporators automatic burst-preventing boiling device according to claim 1 monitored, which is characterized in that described second
Conduit upper end is provided with solenoid valve, and the solenoid valve is connected on controller.
3. the Rotary Evaporators automatic burst-preventing boiling device according to claim 1 monitored, which is characterized in that described second
Conduit is connect with condenser, and the upper end of condenser is connected with vacuum pump, and the condenser lower end is connected with receiving flask, the receipts
Collection bottle lower end is provided with valve, and the condenser and receiving flask are both connected on holder.
4. the Rotary Evaporators automatic burst-preventing boiling device according to claim 1 monitored, which is characterized in that the rotation
Bottle is located in water-bath.
5. the Rotary Evaporators automatic burst-preventing boiling device according to claim 1 monitored, which is characterized in that described first
It is provided with motor on the outside of conduit, the main shaft of the motor is connect by gear with revolving bottle.
6. the Rotary Evaporators automatic burst-preventing boiling device according to claim 3 monitored, which is characterized in that described second
Conduit upper end is connected with vacuum meter.
7. the Rotary Evaporators automatic burst-preventing boiling device according to claim 1 monitored, which is characterized in that the holder
It is connected on iron stand.
8. the application method of the Rotary Evaporators automatic burst-preventing boiling device described in claim 1 monitored, which is characterized in that packet
Include following steps：
(1) vacuum pump, motor and water-bath are opened, control holder reduces height, revolving bottle is made to be located in water-bath, to rotation
Reagent in bottle carries out rotary evaporation；
(2) when the liquid bumping in revolving bottle, bumping can generate a large amount of bubble in revolving bottle, and camera takes at this time
Content will appear significant change；
(3) content of shooting of camera is transferred to computer, has image recognition software in computer, when computer recognizes camera
When occurring a large amount of bubble in coverage, computer transmits a signal to controller, and controller controls solenoid valve and opens, extraneous
Air enters device, and the pressure in device increases, and the boiling point of the liquid in device also increases, and boiling explosion phenomenon will be eliminated；
(4) after boiling explosion phenomenon is eliminated, a large amount of bubble collapse in the picture of camera taken, camera transmits a signal to control
Device processed, controller close solenoid valve；
(5) after the completion of testing, lift boom makes revolving bottle leave water-bath, and the valve for opening receiving flask releases the reagent needed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810478812.5A CN108421272A (en) | 2018-05-18 | 2018-05-18 | A kind of Rotary Evaporators automatic burst-preventing boiling device and its application method monitored |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810478812.5A CN108421272A (en) | 2018-05-18 | 2018-05-18 | A kind of Rotary Evaporators automatic burst-preventing boiling device and its application method monitored |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108421272A true CN108421272A (en) | 2018-08-21 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810478812.5A Withdrawn CN108421272A (en) | 2018-05-18 | 2018-05-18 | A kind of Rotary Evaporators automatic burst-preventing boiling device and its application method monitored |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114891558A (en) * | 2022-04-19 | 2022-08-12 | 杨春芳 | Grease extraction and concentration device |
-
2018
- 2018-05-18 CN CN201810478812.5A patent/CN108421272A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114891558A (en) * | 2022-04-19 | 2022-08-12 | 杨春芳 | Grease extraction and concentration device |
| CN114891558B (en) * | 2022-04-19 | 2024-01-30 | 杨春芳 | Grease extraction and concentration device |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180821 |
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| WW01 | Invention patent application withdrawn after publication |