CN205049544U - Utilize automatic backward flow of overheated ethanol to measure device of acid number - Google Patents
Utilize automatic backward flow of overheated ethanol to measure device of acid number Download PDFInfo
- Publication number
- CN205049544U CN205049544U CN201520846394.2U CN201520846394U CN205049544U CN 205049544 U CN205049544 U CN 205049544U CN 201520846394 U CN201520846394 U CN 201520846394U CN 205049544 U CN205049544 U CN 205049544U
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- China
- Prior art keywords
- peristaltic pump
- ethanol
- cell bottle
- titration cell
- indicator
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Abstract
The utility model discloses an utilize automatic backward flow of overheated ethanol to measure device of acid number involves electron chemical analysis instrument, is to comprise the control unit, titration cell bottle, ethanol liquid peristaltic pump, indicator peristaltic pump, alkali lye peristaltic pump, ethanol steam generator, condenser pipe and colour detection device, is equipped with the introduction port on the titration cell bottle, colour detection device is installed to its lateral wall, ethanol liquid peristaltic pump one end intercommunication has ethanol container, other end intercommunication ethanol steam generator's entry, and ethanol steam generator's export inserts the ethanol steam inlet port of titration cell bottle, the mouth is titrated to the one end intercommunication indicator container of indicator peristaltic pump, the indicator of other end access titration cell bottle, alkali lye peristaltic pump one end intercommunication has the alkali lye of alkali lye container, other end access titration cell bottle to titrate the mouth, the condenser pipe is installed perpendicularly in the top of titration cell bottle, this novel to sample heating utilizes ethanol steam and condensing reflux ethanol liquid, that has reduced the conflagration maybe and reduce carbon dioxide's influence.
Description
Technical field
The utility model relates to electron chemistry analytical instrument, refers more particularly to a kind of device utilizing hot ethanol automatic back flow to measure acid number.
Background technology
Traditional acid value measuring method is that the ethanol of 50 milliliters and sample are carried out heating boiling reflux 5 minutes simultaneously, then carry out titration and draw acid number, if there is bumping in the heated many or ethanol of misoperation ethanol in the process of boiling, easy spilling, breaking out of fire, and the carbon dioxide contained in air also can have an impact to experimental result.
Summary of the invention
In order to overcome the problems referred to above, the utility model provides a kind of device utilizing hot ethanol automatic back flow to measure acid number.
A kind of device utilizing hot ethanol automatic back flow to measure acid number of the present utility model, be be made up of control module, titration cell bottle, ethanol liquid peristaltic pump, indicator peristaltic pump, alkali lye peristaltic pump, alcohol vapour generator, condenser pipe and color detection means, titration cell bottle is provided with injection port, its sidewall is provided with color detection means; The entrance that ethanol liquid peristaltic pump one end is communicated with ethanol container, the other end is communicated with alcohol vapour generator, the alcohol vapour of the outlet access titration cell bottle of alcohol vapour generator adds entrance; One end of indicator peristaltic pump is communicated with the indicator titration mouth of marker container, other end access titration cell bottle; Alkali lye peristaltic pump one end is communicated with the alkali-titration mouth of alkali liquor container, other end access titration cell bottle; Condenser pipe is installed vertically on the top of titration cell bottle; Control module connects with ethanol liquid peristaltic pump, indicator peristaltic pump, alkali lye peristaltic pump, alcohol vapour generator and color detection means circuit respectively.
As further improvement of the utility model, the inside of titration cell bottle is provided with magnet steel stirrer, and the below of titration cell bottle is provided with magnetic stirring apparatus, this magnetic stirring apparatus connects with control module circuit.
As further improvement of the utility model, the top of titration cell bottle is provided with temperature detection mouth, its inside is provided with electronic thermometer, and this electronic thermometer connects with control module circuit.
As further improvement of the utility model, control module respectively circuit is connected with keyboard and display.
A kind of device utilizing hot ethanol automatic back flow to measure acid number of the present utility model, to sample heating boiling reflux be alcohol vapour is not that ethanol heats together with sample, ensure that backflow reaches 50 milliliters of ethanol liquid in 5 minutes, has met national standard like this, has again reduced the possibility of fire; And also can eliminate the impact of carbon dioxide for measurement result after alcohol vapour condensation.
Accompanying drawing explanation
Accompanying drawing 1 ~ accompanying drawing 2 is a kind of structural drawing utilizing hot ethanol automatic back flow to measure the device of acid number of the present utility model;
Accompanying drawing 3 is a kind of module map utilizing hot ethanol automatic back flow to measure the device of acid number of the present utility model.
Embodiment
Below in conjunction with accompanying drawing to a kind of device utilizing hot ethanol automatic back flow to measure acid number of the present utility model, be described further:
A kind of device utilizing hot ethanol automatic back flow to measure acid number of the present utility model is made up of control module 1, titration cell bottle 2, ethanol liquid peristaltic pump 3, indicator peristaltic pump 4, alkali lye peristaltic pump 5, alcohol vapour generator 6, condenser pipe 7 and color detection means 8.
Titration cell bottle 2 is provided with injection port 13, and in order to add detection sample, its sidewall is provided with color detection means 8, in order to detect color sample change, and judges that reaction terminates; Its top is also provided with temperature detection mouth 15, in order to be provided with electronic thermometer 16; The entrance that ethanol liquid peristaltic pump 3 one end is communicated with ethanol container (not shown in FIG.), the other end is communicated with alcohol vapour generator 6, the alcohol vapour of the outlet access titration cell bottle 2 of alcohol vapour generator 6 adds entrance 10; One end of indicator peristaltic pump 4 is communicated with the indicator titration mouth 12 of marker container (not shown in FIG.), other end access titration cell bottle 2; Alkali lye peristaltic pump 5 one end is communicated with the alkali-titration mouth 14 of alkali liquor container (not shown in FIG.), other end access titration cell bottle 2; Condenser pipe 7 is installed vertically on the top of titration cell bottle 2, and this condenser pipe 7 is preferably spherical condensation tube, in order to carry out condensing reflux to alcohol vapour; Magnet steel stirrer is provided with in the inside of titration cell bottle 2, the below of titration cell bottle 2 is provided with magnetic stirring apparatus 11, control module 1 controls magnetic stirring apparatus 11 and produces magnetic field and make magnet steel stirrer rotate, and stirs the sample of titration cell bottle 2 inside, mixing with the indicator of titration and alkali lye of order.
Control module 1 respectively with ethanol liquid peristaltic pump 3, indicator peristaltic pump 4, alkali lye peristaltic pump 5, alcohol vapour generator 6 and color detection means 8, magnetic stirring apparatus 11 and electronic thermometer 16, in addition control module 1 is gone back circuit and is connected with keyboard and display, for controlling device and data display.
Conveniently experiment terminates the rear discharge facilitating liquid in titration cell bottle 2, is also provided with air pump and connects titration cell bottle 2 in this device, after experiment, controls air pump and opens, effluent discharge.
A kind of device utilizing hot ethanol automatic back flow to measure acid number of the present utility model, its concrete using method is as follows:
Open this device and wait for that alcohol vapour generator 6 reaches preset temperature, afterwards sample to be detected being added from injection port 13.Point beating keyboard starts experiment, control module 1 controls ethanol liquid peristaltic pump 3 and works, ethanol liquid flow velocity is made to reach setting value, ethanol liquid flow into 6 li, alcohol vapour generator through ethanol liquid peristaltic pump 3, can flash distillation be alcohol vapour rapidly, alcohol vapour enters into titration cell bottle 2 and heated sample, and titration cell bottle 2 is also provided with condenser pipe 7, the carbon dioxide in ethanol is also been removed while alcohol vapour can be made to be cooled to liquid, while the 50 milliliters of ethanol that refluxed in 5 minutes, heating for dissolving is carried out to sample, then control module 1 controls indicator peristaltic pump 4, the indicator of quantitative instillation 2 milliliters, alkali lye peristaltic pump 5 quantitatively instillation sets the alkali lye of volume, after color detection means 8 detects sample variable color, stop titration alkali lye, control module 1 calculate consume alkali lye and obtain sample acid number display over the display.
Claims (4)
1. the device utilizing hot ethanol automatic back flow to measure acid number, be be made up of control module (1), titration cell bottle (2), ethanol liquid peristaltic pump (3), indicator peristaltic pump (4), alkali lye peristaltic pump (5), alcohol vapour generator (6), condenser pipe (7) and color detection means (8), it is characterized in that titration cell bottle (2) is provided with injection port (13), its sidewall is provided with color detection means (8); The entrance that ethanol liquid peristaltic pump (3) one end is communicated with ethanol container, the other end is communicated with alcohol vapour generator (6), the alcohol vapour of outlet access titration cell bottle (2) of alcohol vapour generator (6) adds entrance (10); One end of indicator peristaltic pump (4) is communicated with the indicator titration mouth (12) of marker container, other end access titration cell bottle (2); Alkali lye peristaltic pump (5) one end is communicated with the alkali-titration mouth (14) of alkali liquor container, other end access titration cell bottle (2); Condenser pipe (7) is installed vertically on the top of titration cell bottle (2); Control module (1) connects with ethanol liquid peristaltic pump (3), indicator peristaltic pump (4), alkali lye peristaltic pump (5), alcohol vapour generator (6) and color detection means (8) circuit respectively.
2. a kind of device utilizing hot ethanol automatic back flow to measure acid number according to claim 1, it is characterized in that the inside of titration cell bottle (2) is provided with magnet steel stirrer, the below of titration cell bottle (2) is provided with magnetic stirring apparatus (11), this magnetic stirring apparatus (11) connects with control module (1) circuit.
3. a kind of device utilizing hot ethanol automatic back flow to measure acid number according to claim 1, it is characterized in that the top of titration cell bottle (2) is provided with temperature detection mouth (15), its inside is provided with electronic thermometer (16), this electronic thermometer (16) connects with control module (1) circuit.
4. a kind of hot ethanol automatic back flow that utilized according to claim 1 measures the device of acid number, it is characterized in that control module (1) respectively circuit be connected with keyboard and display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520846394.2U CN205049544U (en) | 2015-10-29 | 2015-10-29 | Utilize automatic backward flow of overheated ethanol to measure device of acid number |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520846394.2U CN205049544U (en) | 2015-10-29 | 2015-10-29 | Utilize automatic backward flow of overheated ethanol to measure device of acid number |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205049544U true CN205049544U (en) | 2016-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520846394.2U Expired - Fee Related CN205049544U (en) | 2015-10-29 | 2015-10-29 | Utilize automatic backward flow of overheated ethanol to measure device of acid number |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205049544U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105203699A (en) * | 2015-10-29 | 2015-12-30 | 大庆市日上仪器制造有限公司 | Apparatus for measuring acid value by using automatic refluxing of overheated ethanol |
| CN112014388A (en) * | 2020-09-02 | 2020-12-01 | 广东电网有限责任公司电力科学研究院 | Full-automatic sulfur hexafluoride acidity detection device and method |
-
2015
- 2015-10-29 CN CN201520846394.2U patent/CN205049544U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105203699A (en) * | 2015-10-29 | 2015-12-30 | 大庆市日上仪器制造有限公司 | Apparatus for measuring acid value by using automatic refluxing of overheated ethanol |
| CN112014388A (en) * | 2020-09-02 | 2020-12-01 | 广东电网有限责任公司电力科学研究院 | Full-automatic sulfur hexafluoride acidity detection device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160224 Termination date: 20161029 |
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| CF01 | Termination of patent right due to non-payment of annual fee |