CN212807218U - Device for measuring volume of rotary evaporation liquid in real time - Google Patents
Device for measuring volume of rotary evaporation liquid in real time Download PDFInfo
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- CN212807218U CN212807218U CN202021915229.5U CN202021915229U CN212807218U CN 212807218 U CN212807218 U CN 212807218U CN 202021915229 U CN202021915229 U CN 202021915229U CN 212807218 U CN212807218 U CN 212807218U
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- shell
- adjusting screw
- adjusting
- laser emitter
- screw rod
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Abstract
A device for measuring volume of rotary evaporation liquid in real time is arranged on one side of a rotary evaporator and comprises a bottom support, a shell, a laser emitter and an adjusting screw rod; the shell is arranged above the bottom bracket in a lifting manner, and a fixing column is fixedly connected in the front end of the shell; one end of the adjusting screw rod is in threaded connection with the threaded hole of the fixed column, and the other end of the adjusting screw rod extends out of the shell and is connected with an adjusting knob; an adjusting plate is arranged in the shell, and the inner part of the adjusting plate is in threaded connection with the adjusting screw; the laser emitter is installed in the regulating plate bottom, and the laser emitter slides on the shell. Compared with the prior art, the utility model discloses a liquid level edge in the steaming flask is trailed soon to laser emitter, records numerical value on the digital display, substitutes the numerical value that will generate and standard curve fitting equation calculate the volume that obtains steaming flask interior liquid volume soon, very big has made things convenient for the experimentation.
Description
Technical Field
The utility model relates to a evaporate technical field soon, specifically indicate a device of liquid volume is evaporated soon in real-time measurement.
Background
The rotary evaporator is a common laboratory device, consists of a motor, a distillation flask, a heating pot, a condenser pipe and the like, is mainly used for continuously distilling a large amount of volatile solvents under the condition of reduced pressure, and is widely applied to the fields of chemistry, chemical engineering, food, biological medicine and the like.
At present evaporate the appearance soon mainly still be the conventional evaporate soon that is applied to certain volume and take out remaining liquid after evaporating soon of certain time and carry out test analysis or further experiment, evaporate the in-process soon here and take a sample under the condition of the appearance is evaporated soon and carry out concentration detection or will evaporate the liquid in the bottle soon and pour out the measurement volume entirely, just can know the remaining amount of evaporate soon in the bottle soon, can not realize the volume change of real time monitoring evaporate soon promptly in evaporating soon, cause extremely inconvenient influence to the experiment.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to above-mentioned prior art not enough, and provide a device of real-time measurement rotary evaporation liquid volume.
In order to solve the technical problem, the utility model discloses a technical scheme is:
a device for measuring volume of rotary evaporation liquid in real time is arranged on one side of a rotary evaporator and comprises a bottom support, a shell, a laser emitter and an adjusting screw rod; the shell is arranged above the bottom support in a lifting mode, a fixing column is fixedly connected in the front end of the shell, and a threaded hole is machined in the fixing column; the adjusting screw rod penetrates through the shell, one end of the adjusting screw rod is in threaded connection with the threaded hole of the fixed column, and the other end of the adjusting screw rod extends out of the shell and is connected with an adjusting knob; an adjusting plate is arranged in the shell, and the inner part of the adjusting plate is in threaded connection with the adjusting screw; the laser emitter is arranged at the bottom of the adjusting plate; the sliding groove is formed in the bottom of the shell, the laser emitter slides in the sliding groove, and the laser emitter faces the rotary evaporator.
Furthermore, a digital display is installed at the tail of the shell, and a position sensor is arranged in the shell; the position sensor faces the rod body of the adjusting screw rod and is electrically connected with the digital display.
Furthermore, the bottom support is triangular, and the bottom triangle of the bottom support is connected with anti-skid supporting legs; a top angle at one side of the bottom bracket is connected with a guide sleeve, and a guide post is connected in the guide sleeve in a sliding manner; the upper end of the guide sleeve is in threaded connection with a locking screw; the surface of the guide post is provided with a guide groove; the end part of the locking screw is positioned in the guide groove; the upper end of the guide post is provided with a clamping groove; the side of the bottom of the shell, which is close to the adjusting knob, is provided with a clamping plate, the clamping plate is clamped in the clamping groove, and the clamping plate and the clamping groove are connected with an adjusting screw in a threaded manner.
Furthermore, the guide sleeve is provided with a central line close to the top corner side of the bottom support.
Furthermore, a level gauge is installed on the bottom support.
Compared with the prior art, the utility model discloses a device of real-time measurement rotary evaporation liquid volume, liquid level edge in to the rotary evaporation bottle is trailed through laser emitter, record numerical value on the digital display, numerical value and the standard curve fitting equation that will generate are substituted and are calculated the volume that obtains the interior liquid volume of rotary evaporation bottle, this principle can also be used for controlling the surplus volume of rotary evaporation liquid, realize the operation process that dynamic control rotary evaporation, the device can real time monitoring at the volume change condition of rotary evaporation in-process rotary evaporation liquid, the very big experimentation that has made things convenient for.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a side view of the present invention;
fig. 3 is a cross-sectional view of the housing of the present invention;
FIG. 4 is a diagram illustrating the usage status of the present invention;
the device comprises a bottom support 1, a bottom support 2, a shell 3, a laser emitter 4, an adjusting screw rod 5, an anti-skidding supporting foot 6, a guide sleeve 7, a guide post 8, a locking screw 9, a fixing post 10, an adjusting knob 11, an adjusting plate 12, a digital display 13, a position sensor 14, a clamping plate 15, an adjusting screw 16, a central line 17 and a level gauge.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below.
As shown in fig. 1 to 4, a device for measuring volume of rotary evaporation liquid in real time is arranged on one side of a rotary evaporator, and comprises a bottom bracket 1, a shell 2, a laser emitter 3 and an adjusting screw rod 4; the bottom bracket 1 is triangular, and the bottom triangle of the bottom bracket 1 is connected with an anti-skid supporting foot 5; the outer shell 2 is a cylindrical aluminum shell, the outer shell 2 can be arranged above the bottom support 1 in a lifting mode, in the embodiment, a guide sleeve 6 is connected to the top angle of one side of the bottom support 1, and a guide column 7 is connected to the guide sleeve 6 in a sliding mode; the upper end of the guide sleeve 6 is in threaded connection with a locking screw 8; the surface of the guide post 7 is provided with a guide groove; the end part of the locking screw 8 is positioned in the guide groove, the guide post 7 freely slides in the guide sleeve 6, the height of the shell 2 can be adjusted, and the guide post 7 can be locked by screwing the locking screw 8.
A fixed column 9 is fixedly connected in the front end of the shell 2, and a threaded hole is processed in the fixed column 9; the adjusting screw rod 4 penetrates through the shell 2, one end of the adjusting screw rod 4 is in threaded connection with a threaded hole of the fixing column 9, and the other end of the adjusting screw rod 4 extends out of the shell 2 and is connected with an adjusting knob 10; an adjusting plate 11 is arranged in the shell 2, and the inner part of the adjusting plate 11 is in threaded connection with the adjusting screw rod 4; the laser emitter 3 is arranged at the bottom of the adjusting plate 11; the bottom of the shell 2 is provided with a sliding groove, the laser emitter 3 slides in the sliding groove, and the laser emitter 3 faces the rotary evaporator; a digital display 12 is arranged at the tail part of the shell 2, and a position sensor 13 is arranged in the shell 2; the position sensor faces 13 to the shaft of the adjusting screw rod 4, and the position sensor 13 is electrically connected with the digital display 12.
The upper end of the guide post 7 is provided with a clamping groove; the bottom of the shell 2 is provided with a clamping plate 14 close to the adjusting knob, the clamping plate 14 is clamped in the clamping groove, the clamping plate 14 and the clamping groove are in threaded connection with an adjusting screw 15, and the angle of the shell 2 can be adjusted by screwing the adjusting screw 15.
The guide sleeve 6 is provided with a central line 16 close to the top corner side of the bottom bracket 1, and the central line 16 is used for aligning the device with the central line of the rotary evaporator.
The bottom bracket 1 is provided with a level gauge 17, and the level gauge 17 keeps horizontal when the bottom bracket 1 is adjusted to be installed.
The working principle is as follows: the central line 16 of the bottom bracket 1 is superposed with the rotation axis of the rotary evaporator, and the device is placed; screwing an adjusting knob 10, driving a laser emitter 3 on an adjusting plate 11 to move through an adjusting screw rod 4, adjusting a laser spot of the laser emitter 3 to position the junction of the liquid level and the bottle body of the rotary steaming bottle, recording the numerical value on a digital display screen at the moment, and drawing a standard curve according to the known different volumes and the corresponding numerical values under the different volumes in the rotary steaming bottle; according to the obtained standard curve and the fitting equation, one or more groups of numerical values obtained by moving the laser emitter 3 to position the position of the liquid level in subsequent research experiments are substituted into the standard curve to obtain the volume of the rotary evaporation liquid in the process; wherein rotatory steaming flask rotational speed of rotary evaporator is too high can the reading after the deceleration when difficult to observe, the measurement and the record of the liquid volume of being convenient for, for the convenience of observation and accurate laser beam/point position, can add a white line, the suggestion adopts 1 mm's white thin note from bottleneck to the bottle bottom in the bottle body outside of evaporating flask soon.
The present invention is not limited to the above-described embodiments, and those skilled in the art can make modifications or changes without departing from the spirit of the present invention.
Claims (5)
1. The utility model provides a device of real-time measurement rotary evaporation liquid volume sets up in rotary evaporator one side, its characterized in that: the device comprises a bottom bracket, a shell, a laser emitter and an adjusting screw rod; the shell is arranged above the bottom support in a lifting mode, a fixing column is fixedly connected in the front end of the shell, and a threaded hole is machined in the fixing column; the adjusting screw rod penetrates through the shell, one end of the adjusting screw rod is in threaded connection with the threaded hole of the fixed column, and the other end of the adjusting screw rod extends out of the shell and is connected with an adjusting knob; an adjusting plate is arranged in the shell, and the inner part of the adjusting plate is in threaded connection with the adjusting screw; the laser emitter is arranged at the bottom of the adjusting plate; the sliding groove is formed in the bottom of the shell, the laser emitter slides in the sliding groove, and the laser emitter faces the rotary evaporator.
2. The apparatus according to claim 1, wherein the apparatus for measuring volume of the spin-steaming liquid in real time comprises: the tail part of the shell is provided with a digital display, and a position sensor is arranged in the shell; the position sensor faces the rod body of the adjusting screw rod and is electrically connected with the digital display.
3. The apparatus according to claim 1, wherein the apparatus for measuring volume of the spin-steaming liquid in real time comprises: the bottom bracket is triangular, and the bottom triangle of the bottom bracket is connected with an anti-skid supporting leg; a top angle at one side of the bottom bracket is connected with a guide sleeve, and a guide post is connected in the guide sleeve in a sliding manner; the upper end of the guide sleeve is in threaded connection with a locking screw; the surface of the guide post is provided with a guide groove; the end part of the locking screw is positioned in the guide groove; the upper end of the guide post is provided with a clamping groove; the side of the bottom of the shell, which is close to the adjusting knob, is provided with a clamping plate, the clamping plate is clamped in the clamping groove, and the clamping plate and the clamping groove are connected with an adjusting screw in a threaded manner.
4. The apparatus according to claim 3, wherein the apparatus for measuring volume of the spin-steaming liquid in real time comprises: and a central line is arranged on the side, close to the top angle of the bottom bracket, of the guide sleeve.
5. The apparatus according to claim 3, wherein the apparatus for measuring volume of the spin-steaming liquid in real time comprises: and a level gauge is arranged on the bottom bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021915229.5U CN212807218U (en) | 2020-09-04 | 2020-09-04 | Device for measuring volume of rotary evaporation liquid in real time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021915229.5U CN212807218U (en) | 2020-09-04 | 2020-09-04 | Device for measuring volume of rotary evaporation liquid in real time |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212807218U true CN212807218U (en) | 2021-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021915229.5U Active CN212807218U (en) | 2020-09-04 | 2020-09-04 | Device for measuring volume of rotary evaporation liquid in real time |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212807218U (en) |
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2020
- 2020-09-04 CN CN202021915229.5U patent/CN212807218U/en active Active
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