CN216433914U - Automatic distillation tester - Google Patents
Automatic distillation tester Download PDFInfo
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- CN216433914U CN216433914U CN202220595259.5U CN202220595259U CN216433914U CN 216433914 U CN216433914 U CN 216433914U CN 202220595259 U CN202220595259 U CN 202220595259U CN 216433914 U CN216433914 U CN 216433914U
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- 238000004821 distillation Methods 0.000 title claims abstract description 23
- 238000010438 heat treatment Methods 0.000 claims abstract description 50
- 238000004448 titration Methods 0.000 claims abstract description 29
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 17
- 230000002572 peristaltic effect Effects 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 42
- 239000002699 waste material Substances 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 11
- 238000005303 weighing Methods 0.000 claims description 5
- 238000005086 pumping Methods 0.000 claims description 3
- 239000008213 purified water Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 4
- 238000002474 experimental method Methods 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 5
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 230000000007 visual effect Effects 0.000 description 5
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000009835 boiling Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000010977 unit operation Methods 0.000 description 2
- 238000002479 acid--base titration Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model relates to an automatic distillation apparatus, including quick-witted case, steam generator, flask, condenser pipe and receiving flask, the machine case includes the base and goes up the box, be equipped with the heating box in the base, the flask is placed in the heating box, and the front end of base is equipped with receiving flask and titration mechanism, titration mechanism and receiving flask cooperation, go up and be equipped with steam generator and condenser pipe in the box, the lower extreme and the flask intercommunication of condenser pipe, pipeline and receiving flask intercommunication are passed through to the upper end of condenser pipe, in the steam that steam generator produced passes through the pipeline and lets in the flask, the quick-witted incasement was equipped with the peristaltic pump to adding reagent in the flask, and the rear side of machine case is equipped with the PLC controller, the PLC controller passes through the external computer of port. Based on a plurality of experimental steps integrative, avoided operating the loaded down with trivial details of a plurality of experimental devices, replaced manual operation process, improved security, experimental efficiency and accuracy, reduced the experimental error, let experimental data more true, reliable.
Description
Technical Field
The utility model relates to a distillation plant technical field specifically is an automatic distillation apparatus.
Background
Distillation is a thermodynamic separation process that utilizes the difference in boiling points of components in a mixed liquid or liquid-solid system to vaporize lower boiling components and recondense to separate the entire component, a unit operation that combines the two unit operations of evaporation and condensation. Compared with other separation means, such as extraction, filtration crystallization and the like, the method has the advantage that other solvents except the system components are not required, thereby ensuring that no new impurities are introduced.
In current distillation titration experiments, for example: soil cation experiment (forestry standard), survey (acid-base titration method) of ammonia nitrogen etc. are mainly through artifical adding reagent, then carry out the distillation experiment, after the distillation experiment, carry out the manual titration again and obtain experimental data, and this kind of mode not only operating procedure is loaded down with trivial details, and efficiency is lower, and the manual titration error is great moreover, and the final experimental data that obtains is not reliable enough.
SUMMERY OF THE UTILITY MODEL
The utility model discloses be exactly to the above-mentioned not enough that prior art exists, provide an automatic distillation apparatus, avoided operating a plurality of experimental device loaded down with trivial details, replaced manual operation process, improved security, experimental efficiency and accuracy, reduced experimental error, let experimental data truer, reliable more
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides an automatic distillation apparatus, includes quick-witted case, steam generator, flask, condenser pipe and receiving flask, quick-witted case includes base and last box, be equipped with the heating box in the base, the flask is placed in the heating box, and the front end of base is equipped with receiving flask and titration mechanism, titration mechanism and receiving flask cooperation, upward be equipped with steam generator and condenser pipe in the box, the lower extreme and the flask intercommunication of condenser pipe, pipeline and receiving flask intercommunication are passed through to the upper end of condenser pipe, in the steam that steam generator produced lets in the flask through the pipeline, the quick-witted incasement was equipped with the peristaltic pump to adding reagent in the flask, and the rear side of machine case is equipped with the PLC controller, the PLC controller passes through the external computer of port.
Preferably, a heating bowl is arranged in the heating box, and a heating wire is wrapped on the outer side of the heating bowl.
Preferably, the steam generator comprises a heating furnace, a water pump and a water level cup, the lower end of the heating furnace, the lower end of the water level cup and the water pump are communicated through a tee joint, the water pump is externally connected with purified water through a pipeline, the upper end of the heating furnace is communicated with the upper end of the water level cup, a heating pipe is arranged in the heating furnace, and a water level floating ball is arranged in the water level cup.
Preferably, go up internal peristaltic pump, cushion ball, waste discharge pipe, air pump and the two way solenoid valve of being equipped with of box, be equipped with three interface on the cushion ball, the steam outlet of heating furnace, cushion ball and waste discharge pipe pass through three way solenoid valve intercommunication, peristaltic pump, air pump and two way solenoid valve pass through three way connection, two way solenoid valve is connected with the cushion ball, the cushion ball passes through pipeline and flask intercommunication.
Preferably, the front end of base is equipped with the protection casing, be equipped with the saucer of fixed receiving bottle in the protection casing, the saucer internal fixation has magnetic stirrers, and the lower extreme of saucer is equipped with weighing sensor.
Preferably, titration mechanism includes linear module, vision sensor and syringe pump, linear module is fixed in the protection casing, is equipped with the support on the slider of linear module, be fixed with the vision camera towards the receiving flask on the support, be equipped with the mouth of stepping down that the vision camera of being convenient for detected on the lateral wall of saucer, the rear side at quick-witted case is fixed to the syringe pump, and the external titration reagent of pipeline is passed through to the one end of syringe pump, and the buret is connected to the other end of syringe pump, and the play liquid end of buret is fixed on the support, and the upper end of protection casing is equipped with the hole of stepping down with support complex.
Preferably, a waste liquid bottle is arranged on one side of the receiving bottle.
Preferably, an elbow is arranged at the front end of the upper box body, and the steam outlet end of the condensing pipe is communicated with the elbow through a three-way electromagnetic valve.
Preferably, a negative pressure pump is arranged in the upper box body, and an air inlet of the negative pressure pump is connected with a pressure pumping pipe matched with the flask.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a distillation's automation process can carry out reagent interpolation, logical steam, stirring, titration and data calculation, is based on a plurality of experimental steps as an organic whole, has avoided the loaded down with trivial details of operating a plurality of experimental devices, has replaced manual operation process, has improved security, experimental efficiency and accuracy, and the device is easy operation, convenient to use, has reduced experimental error, makes experimental data more true, reliable; meanwhile, the constraint on experimenters is removed, the labor force is reduced, and the working efficiency is improved.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic structural view of the present invention with the protective cover removed;
FIG. 3 is a schematic structural view of the present invention with the upper cover removed;
fig. 4 is a schematic structural view of the utility model with the rear cover removed.
In the figure: 1-a chassis; 101-a base; 102-a shield; 103-a heating box; 104-upper box body; 105-a relief hole; 106-cup holder; 107-escape port; 108-a magnetic stirrer; 109-a weighing sensor; 110-elbow; 2-flask; 3-a condenser pipe; 4-receiving a bottle; 5-a titration mechanism; 501-a bracket; 502-a visual camera; 503-linear module; 6-waste liquid bottle; 7-heating the furnace; 8-a water pump; 9-water level cup; 10-a buffer ball; 11-a peristaltic pump; 12-a two-way solenoid valve; 13-an air pump; 14-a negative pressure pump; 15-syringe pump.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in figure 1, an automatic distillation tester comprises a machine box 1, a steam generator, a flask 2, a condenser pipe 3 and a receiving bottle 4, wherein the machine box 1 comprises a base 101 and an upper box body 104, a heating box 103 is arranged in the base 101, the flask 2 is placed in the heating box 103, the heating box 103 can heat and insulate the temperature of the flask 2, the receiving bottle 4 and a titration mechanism 5 are arranged at the front end of the base 101, the titration mechanism 5 is matched with the receiving bottle 4, the flask 2 is a double-mouth flask 2, one mouth is communicated with the condenser pipe 3, and the other mouth is used for introducing steam, as shown in figure 4, the steam generator and the condenser pipe 3 are arranged in the upper box body 104, the lower end of the condenser pipe 3 is communicated with the flask 2, an elbow 110 is arranged at the front end of the upper box body 104, a steam condensation outlet end of the condenser pipe 3 is connected with the elbow 110 through a pipeline, a three-way electromagnetic valve is arranged on the pipeline, a waste pipe is connected on the three-way electromagnetic valve, elbow 110 passes through the pipeline and communicates with receiving bottle 4, steam that steam generator produced lets in flask 2 through the pipeline in, be equipped with the peristaltic pump 11 to adding reagent in flask 2 in the machine case 1, the rear side of machine case 1 is equipped with the PLC controller, the PLC controller passes through the external computer of port, this is prior art, can set for the parameter and record the experimental data through the computer, can calculate the experimental result according to the experimental data on the computer simultaneously, increased the accuracy of measuring and calculating. In this embodiment, six sets of distillation measurement experiments can be performed simultaneously, and the number of experimental sets can be increased or decreased according to different customer needs.
A heating bowl is arranged in the heating box 103, the outer side of the heating bowl is wrapped with a heating wire, and the heating box 103 is in the prior art.
As shown in fig. 3, the steam generator includes a heating furnace 7, a water pump 8 and a water level cup 9, the lower end of the heating furnace 7, the lower end of the water level cup 9 and the water pump 8 are communicated through a tee joint, the water pump 8 is connected with purified water through a pipeline, the water pump 8 can add water into the water level cup 9 and the heating furnace 7 simultaneously, the upper end of the heating furnace 7 is communicated with the upper end of the water level cup 9, the heating furnace 7 and the water level cup 9 form a communicating vessel structure, a heating pipe is arranged in the heating furnace 7, a water level floating ball is arranged in the water level cup 9, the water level in the heating furnace 7 is measured through the water level cup 9, when the water level is reduced, the water pump 8 adds water, and therefore the dry burning phenomenon of the heating furnace 7 is prevented.
A peristaltic pump 11, a buffer ball 10, a waste discharge pipe, an air pump 13 and a two-way electromagnetic valve 12 are arranged in the upper box body 104, the buffer ball 10 is provided with three ports, a steam outlet of the heating furnace 7, the buffer ball 10 and the waste discharge pipe are communicated through the three-way electromagnetic valve, the peristaltic pump 11, the air pump 13 and the two-way electromagnetic valve 12 are connected through a three-way joint, the peristaltic pump 11 is externally connected with a reagent bottle, the two-way electromagnetic valve 12 is connected with the buffer ball, and the buffer ball 10 is communicated with the flask 2 through a pipeline; the buffer ball 10 can increase the stability of steam, and the air pump 13 and the electromagnetic valve can ensure the accuracy of the reagent additive amount and the on-off of a side pipeline, so as to ensure the precision of an experimental numerical value; wherein, this application is owing to set up the multiunit station, and goes on simultaneously, and two solenoid valve 12 can adopt the solenoid valve row to realize the control of every station in this application.
The front end of base 101 is equipped with the protection casing 102, as shown in fig. 2, is equipped with the saucer 106 of fixed receiving bottle 4 in the protection casing 102, and saucer 106 internal fixation has magnetic stirrers 108, and magnetic stirrers 108 is the same with prior art, all drives the rotatory stirring that realizes solution through the motor and mixes of two magnet, and the lower extreme of saucer 106 is equipped with weighing sensor 109 for survey the weight of solution in the receiving bottle 4, carries out solution receiving terminal point and judges.
As shown in fig. 2, the titration mechanism 5 includes a linear module 503, a visual sensor and an injection pump 15, the linear module 503 is fixed in the protective cover 102, the linear module 503 is in the prior art, a support 501 is arranged on a sliding block of the linear module 503, a visual camera 502 facing the receiving bottle 4 is fixed on the support 501, a yielding port 107 convenient for the visual camera 502 to detect is arranged on a side wall of the cup holder 106, when titration is performed, the visual camera 502 can detect the color of the solution in the receiving bottle 4 and is used for titration end point determination, the injection pump 15 is fixed on the rear side of the case 1, one end of the injection pump 15 is externally connected with a titration reagent through a pipeline, the other end of the injection pump 15 is connected with a titration tube, the liquid outlet end of the titration tube is fixed on the support 501, and the upper end of the protective cover 102 is provided with a yielding hole 105 matched with the support 501.
A waste liquid bottle 6 is arranged on one side of the receiving bottle 4, and before titration, a burette is positioned at the upper end of the waste liquid bottle 6, and a pipeline is emptied first to ensure the accuracy of a titration value.
In order to facilitate the cleaning of the pipeline, a negative pressure pump 14 is arranged in the upper box 104, and a suction pipe matched with the flask 2 is connected to an air inlet of the negative pressure pump 14.
The specific using method comprises the following steps:
firstly, a substance to be tested is added into a flask 2, the flask 2 is placed into a heating box 103, the flask 2 is connected with a condensation pipe 3, other pipelines are connected in place, the device is connected with an external computer, experimental parameters are set through the external computer, steam is discharged through a waste discharge pipe before the water temperature of a heating furnace 7 reaches 90 degrees, a three-way electromagnetic valve is switched to lead the steam to be introduced into the flask 2 after the water temperature reaches 90 degrees, an air pump 13 and a peristaltic pump 11 are started to add reagents into the flask 2, wherein a liquid inlet of the peristaltic pump 11 is externally connected with the reagents through pipelines, the air pump 13 blows all the reagents in the pipelines into the flask 2 to ensure the accuracy of the experiment, the steam and the reagents enter the flask 2 together, the addition is stopped when the reagents reach a set value, the steam is still input to the bottom of the flask 2, meanwhile, the heating box 103 is started to preserve heat of the flask 2, the steam flowing out of the flask 2 flows into a receiving bottle 4 after being condensed, after the set weight is reached through the measurement of the bottom weighing sensor 109, the two three-way electromagnetic valves are both closed and the waste discharge pipe is opened, and the heating box 103 is closed, no liquid flows into the receiving bottle 4 at this time; and then the titration mechanism 5 is started, a titration reagent is added into the receiving bottle 4, a titration end point is judged according to the color through the vision camera 502, after titration is finished, the computer records experimental data, and a final measurement value is calculated according to a chemical reaction formula.
During cleaning, the receiving bottle is taken out for manual cleaning, the pipeline on the elbow 110 is externally connected with clean water, the steam connected with the flask 2 is taken down and put into the pipe, the pressure pumping pipe is connected with the flask 2, the negative pressure pump 14 is started to pump negative pressure to the flask 2, under the action of the negative pressure, the clean water flows into the condensation pipe 3 through the pipeline and enters the flask 2, so that the pipeline and the condensation pipe 3 are cleaned, and after cleaning is finished, the flask 2 is taken out for manual cleaning.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (9)
1. The utility model provides an automatic distillation apparatus, includes quick-witted case, steam generator, flask, condenser pipe and receiving flask, its characterized in that: the quick-witted case includes base and last box, be equipped with the heating box in the base, the flask is placed in the heating box, and the front end of base is equipped with receiving flask and titration mechanism, titration mechanism and receiving flask cooperation, go up internal steam generator and the condenser pipe of being equipped with of box, the lower extreme and the flask intercommunication of condenser pipe, the upper end of condenser pipe is through pipeline and receiving flask intercommunication, in steam that steam generator produced let in the flask through the pipeline, the quick-witted incasement is equipped with the peristaltic pump to adding reagent in the flask, and the rear side of machine case is equipped with the PLC controller, the PLC controller passes through the external computer of port.
2. An automatic distillation tester as claimed in claim 1, wherein: the heating box is internally provided with a heating bowl, and the outer side of the heating bowl is wrapped with a heating wire.
3. An automated distillation apparatus according to claim 1, wherein: the steam generator comprises a heating furnace, a water pump and a water level cup, the lower end of the heating furnace, the lower end of the water level cup and the water pump are communicated through a tee joint, the water pump is externally connected with purified water through a pipeline, the upper end of the heating furnace is communicated with the upper end of the water level cup, a heating pipe is arranged in the heating furnace, and a water level floating ball is arranged in the water level cup.
4. An automatic distillation tester as claimed in claim 3, wherein: go up internal peristaltic pump, buffer ball, waste discharge pipe, air pump and the two way solenoid valve of being equipped with of box, be equipped with three interface on the buffer ball, the steam outlet of heating furnace, buffer ball and waste discharge pipe pass through the three way solenoid valve intercommunication, peristaltic pump, air pump and two way solenoid valve pass through the tee junction, the two way solenoid valve is connected with the buffer ball, the buffer ball passes through pipeline and flask intercommunication.
5. An automated distillation apparatus according to claim 1, wherein: the front end of base is equipped with the protection casing, be equipped with the saucer of fixed receiving bottle in the protection casing, the saucer internal fixation has magnetic stirrers, and the lower extreme of saucer is equipped with weighing sensor.
6. An automatic distillation meter according to claim 5, wherein: titration mechanism includes linear module, vision sensor and syringe pump, linear module is fixed in the protection casing, is equipped with the support on the slider of linear module, be fixed with the vision camera towards receiving the bottle on the support, be equipped with the mouth of stepping down that is convenient for vision camera to detect on the lateral wall of saucer, the rear side at quick-witted case is fixed to the syringe pump, the external titration reagent of pipeline is passed through to the one end of syringe pump, the buret is connected to the other end of syringe pump, the play liquid end of buret is fixed on the support, the upper end of protection casing be equipped with support complex hole of stepping down.
7. An automatic distillation tester as claimed in claim 1, wherein: and a waste liquid bottle is arranged on one side of the receiving bottle.
8. An automatic distillation tester as claimed in claim 1, wherein: an elbow is arranged at the front end of the upper box body, and the steam outlet end of the condensing pipe is communicated with the elbow through a three-way electromagnetic valve.
9. An automatic distillation tester as claimed in claim 1, wherein: and a negative pressure pump is arranged in the upper box body, and an air inlet of the negative pressure pump is connected with a pressure pumping pipe matched with the flask.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220595259.5U CN216433914U (en) | 2022-03-18 | 2022-03-18 | Automatic distillation tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220595259.5U CN216433914U (en) | 2022-03-18 | 2022-03-18 | Automatic distillation tester |
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| Publication Number | Publication Date |
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| CN216433914U true CN216433914U (en) | 2022-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220595259.5U Active CN216433914U (en) | 2022-03-18 | 2022-03-18 | Automatic distillation tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216433914U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115684465A (en) * | 2022-11-11 | 2023-02-03 | 青岛励德仪器有限公司 | Full-automatic sulfur dioxide analysis and determination instrument |
-
2022
- 2022-03-18 CN CN202220595259.5U patent/CN216433914U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115684465A (en) * | 2022-11-11 | 2023-02-03 | 青岛励德仪器有限公司 | Full-automatic sulfur dioxide analysis and determination instrument |
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