Crude benzene distillation experimental device

Abstract

The utility model relates to a crude benzene distillation experimental device which comprises an automatic lifting support, a distillation flask bracket, an automatic control electric furnace, a distillation flask, a camera, a single-ball shunting pipe, a temperature sensor, a water cooling pipe, an ox horn pipe, an upper different-diameter measuring cylinder, a gravity sensor and a control system, the automatic control electric furnace is arranged on the automatic lifting support, the distillation flask is arranged on the distillation flask support, the automatic control electric furnace can make contact with the bottom of the distillation flask after the automatic lifting support ascends, and the measuring cylinder is arranged on the weight sensor. The camera, the automatic lifting support, the automatic control electric furnace, the temperature sensor and the gravity sensor are all connected to a control system. According to the utility model, the remote control of the experiment process is realized, the injury caused by direct contact of an experimenter is avoided, the stable work of the control system is ensured, the real-time monitoring of experiment data is realized, the labor intensity is reduced, the working efficiency is improved, and the accuracy of the experiment data is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to coking by -product inspection and test technology field especially relates to a crude benzol distillation experimental device. BACKGROUND

[0002] Distillation is a thermodynamic separation process, which uses the different boiling points of components in mixed liquids or liquid-solid systems to evaporate low-boiling components and condense them to separate the entire component unit operation process, which is a combination of evaporation and condensation. Compared with other separation methods such as extraction, filtration and crystallization, it has the advantage of not using other solvents other than system components, thus ensuring that no new impurities are introduced.

[0003] At present, in the conventional crude benzol distillation experiment, if relying on manual operation, toxic and harmful materials in the experimental process will cause harm to the human body, and there is a risk of occupational disease, and the existing automatic crude benzol distillation experimental device cannot accurately record the monitoring data in the distillation process, and once the power supply controlling the electric furnace to heat up fails, the electric furnace will continue to heat up, which will cause great harm such as explosion. SUMMARY

[0004] The utility model provides a crude benzol distillation experimental device, achieves remote control in the experimental process, avoids the harm caused by direct contact of experimenters, ensures the stable work of the control system, monitors the experimental data in real time, reduces the labor intensity at the same time, improves work efficiency, and ensures the accuracy of experimental data.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A crude benzol distillation experimental device, including automatic lifting support, distillation bottle support, automatic control electric furnace, distillation bottle, camera, single ball shunt pipe, temperature sensor, water cooling pipe, horn pipe, upper variable diameter measuring cylinder, gravity sensor and control system, the automatic lifting support is arranged in the distillation bottle support, the automatic control electric furnace is arranged on the automatic lifting support, the distillation bottle is arranged on the distillation bottle support, the automatic control electric furnace can contact the bottom of distillation bottle after the automatic lifting support rises, the single ball shunt pipe is arranged on the upper mouth of distillation bottle, the temperature sensor is arranged in the single ball shunt pipe, the shunt outlet of single ball shunt pipe is communicated with one end of water cooling pipe, the water cooling pipe is inclinedly arranged and the other end is communicated with horn pipe, the horn pipe is communicated with upper variable diameter measuring cylinder, the measuring cylinder is arranged on the gravity sensor, the camera is arranged in the position that can completely shoot the experimental device in the laboratory, the camera, automatic lifting support, automatic control electric furnace, temperature sensor and gravity sensor are all connected to the control system.

[0007] Further, the temperature sensor signal line is connected to a temperature display, the gravity sensor signal line is connected to a gravity sensor prompter, and a monitoring display is connected to the camera, and the temperature display, gravity sensor prompter and monitoring display are all arranged in the operation room and connected to the control system.

[0008] Further, the control system comprises a redundant power module, a controller, an IO module and an audible and visual alarm, the control system and audible and visual alarm are arranged in the experimenter operation room, the redundant power module is connected to the controller, the controller is connected to the IO module, and the IO module is connected to the camera, automatic lifting support, automatic control electric furnace, temperature sensor, gravity sensor and audible and visual alarm.

[0009] Further, the inclination angle of the water-cooled pipe is 30-60 degrees.

[0010] Compared with the prior art, the device has the following beneficial effects:

[0011] 1) Video monitoring of the experimental process prevents personnel injury;

[0012] 2) The control system is connected to the camera, automatic lifting support, automatic control electric furnace, temperature sensor and gravity sensor to realize automatic monitoring of the temperature, automatic blocking of heating and automatic prompting of the initial distillation point, thereby ensuring the accuracy of experimental data;

[0013] 3) Video monitoring and the control system realize remote control of the experimental process, thereby avoiding direct contact of the experimenter and injury;

[0014] 4) The redundant setting of the control system ensures stable power supply of the control system, thereby avoiding serious accidents caused by loss of control of the control system. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a structural schematic view of the device.

[0016] In the figure: 1. automatic lifting support 2. distillation flask support 3. automatic control electric furnace 4. distillation flask 5. camera 6. single-ball shunt pipe 7. temperature sensor 8. water-cooled pipe 9. horn pipe 10. upper reducing cylinder 11. gravity sensor 12. temperature display 13. gravity sensor prompter 14. monitoring display 15. control system DETAILED DESCRIPTION

[0017] The specific implementation of the device will be further described below in combination with the drawings:

[0018] See Figure 1It is the structural schematic diagram of the utility model. The utility model discloses a crude benzene distillation experimental device, including automatic lifting support 1, distillation flask support 2, automatic control electric furnace 3, distillation flask 4, camera 5, single ball shunt pipe 6, temperature sensor 7, water cooling pipe 8, horn pipe 9, upper different diameter measuring cylinder 10, gravity sensor 11, control system 15, temperature display 12, gravity sensor prompter 13 and monitoring display 14;

[0019] Automatic lifting support 1 is arranged in distillation flask support 2, automatic control electric furnace 3 is arranged on automatic lifting support 1, distillation flask 4 is arranged on distillation flask support 2, automatic control electric furnace 3 can contact the bottom of distillation flask 4 after the ascending of automatic lifting support 1, single ball shunt pipe is arranged on the upper mouth of distillation flask 4, temperature sensor 7 is arranged in single ball shunt pipe, the shunt outlet of single ball shunt pipe is communicated with one end of water cooling pipe 8, water cooling pipe 8 is arranged in 45 ° inclination and is communicated with horn pipe 9 at the other end, horn pipe 9 is communicated with upper different diameter measuring cylinder 10, the measuring cylinder is arranged on the weight sensor, camera 5 is arranged in the position that can completely photograph experimental device in laboratory;

[0020] Control system 15 includes redundant power module, controller, IO module and audible and visual alarm, control system 15, audible and visual alarm, temperature display, gravity sensor prompter and monitoring display are all arranged in operating room, redundant power module is connected with controller, controller is connected with IO module, temperature sensor 7 signal line is connected to temperature display 12, gravity sensor 11 signal line is connected to gravity sensor prompter 13, IO module is connected with camera 5, automatic lifting support 1, automatic control electric furnace 3, temperature sensor 7, gravity sensor 11, audible and visual alarm, temperature display 12, gravity sensor prompter 13 and monitoring display 14.

[0021] Working principle: the sample after dehydration and weighing is loaded into distillation flask 4, adjusts automatic lifting support 1 to automatic control electric furnace 3 and the bottom of distillation flask 4 contact, power on and heat up, when the first drop of liquid flows out of horn pipe 9, gravity sensor 11 receives the signal, signal transmission to gravity sensor prompter 13, records the temperature at this time as the initial boiling point, when the temperature rises to 180 DEG C, temperature sensor 7 is used to release signal to automatic control electric furnace 3, automatic control electric furnace 3 automatically disconnects power, and the signal is released simultaneously, and automatic lifting support 1 drops to make automatic control electric furnace 3 leave distillation flask 4, after 3 minutes, the liquid in upper different diameter measuring cylinder 10 is weighed, and the formula (180 ° before weight / sample weight * 100 %) is calculated, and the distillation temperature and experimental process in experiment can be observed in real time through temperature display and monitoring display.

[0022] The above examples are implemented on the premise of the technical scheme of the utility model, detailed implementation modes and specific operation processes are given, but the protection scope of the utility model is not limited to the above examples. The methods used in the above examples are all conventional methods if not specially stated.

Claims

1. A crude benzol distillation experimental apparatus characterized by, The device comprises an automatic lifting support, a distillation flask support, an automatic control electric furnace, a distillation flask, a camera, a single ball shunt, a temperature sensor, a water cooling pipe, a horn pipe, an upper variable diameter measuring cylinder, a gravity sensor and a control system, the automatic lifting support is arranged in the distillation flask support, the automatic control electric furnace is arranged on the automatic lifting support, the distillation flask is arranged on the distillation flask support, the automatic control electric furnace can contact the bottom of the distillation flask after the automatic lifting support is lifted, the single ball shunt is arranged on the upper opening of the distillation flask, the temperature sensor is arranged in the single ball shunt, the shunt outlet of the single ball shunt is connected with one end of the water cooling pipe, the water cooling pipe is arranged obliquely and the other end of the water cooling pipe is connected with the horn pipe, the horn pipe is connected with the upper variable diameter measuring cylinder, the measuring cylinder is arranged on the gravity sensor, the camera is arranged in the laboratory at a position capable of completely shooting the experimental device, and the camera, the automatic lifting support, the automatic control electric furnace, the temperature sensor and the gravity sensor are all connected to the control system.

2. The experimental apparatus for crude benzol distillation according to claim 1, wherein, The device further comprises a temperature display, a gravity sensor prompter and a monitoring display, the temperature sensor signal line is connected to the temperature display, the gravity sensor signal line is connected to the gravity sensor prompter, the monitoring display is connected to the camera, and the temperature display, the gravity sensor prompter and the monitoring display are all arranged in the operation room and connected to the control system.

3. The experimental apparatus for crude benzol distillation according to claim 1, wherein The control system comprises a redundant power module, a controller, an IO module and an audible and visual alarm, the control system and the audible and visual alarm are arranged in the operation room, the redundant power module is connected to the controller, the controller is connected to the IO module, and the IO module is connected to the camera, the automatic lifting support, the automatic control electric furnace, the temperature sensor, the gravity sensor and the audible and visual alarm.

4. The experimental apparatus for crude benzol distillation according to claim 1, wherein The inclination angle of the water cooling pipe is 30°-60°.

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