CN202057649U - Automatic detection system for petroleum product acid value measuring apparatus - Google Patents
Automatic detection system for petroleum product acid value measuring apparatus Download PDFInfo
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- CN202057649U CN202057649U CN2011200743326U CN201120074332U CN202057649U CN 202057649 U CN202057649 U CN 202057649U CN 2011200743326 U CN2011200743326 U CN 2011200743326U CN 201120074332 U CN201120074332 U CN 201120074332U CN 202057649 U CN202057649 U CN 202057649U
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Abstract
An automatic detection system for a petroleum product acid value measuring apparatus belongs to the technical field of petroleum product analytical instruments. A sample cup (10) is arranged on a sample tray (5) and made of transparent materials. Photosensitive measuring elements are oppositely arranged at two sides of the sample cup (10). The automatic detection system is characterized in that a detector comprises an extract liquor adding detector, a neutralization liquor adding detector and a washing device which are respectively communicated with the sample cup (10) by pipes, dropping openings of the pipes are arranged above the sample cup (10), and high-speed photoelectric couples (9) are correspondingly arranged right below the dropping openings of the pipes and are connected with a microprocessor. The automatic detection system changes traditional metering and detecting modes, realizes the functions of automatic liquor addition, automatic measurement, automatic metering, automatic washing, automatic calibration on the concentricity value of neutralization liquor, automatic deduction on the self acid value of extract liquor, and the like, has the advantages of simple structure, convenience in installation, high testing accuracy, accuracy in metering, capability of automatically calibration and the like, and is low in manufacturing cost and convenient and fast to use.
Description
Technical field
Petroleum products acid value measuring instrument automatic checkout system belongs to the petroleum product analysis Instrument technology field, is specifically related to a kind of petroleum products acid value measuring instrument automatic checkout system.
Background technology
Petroleum products acid value measuring instrument is current already by the testing tool of people institute widespread use, is widely used in units such as China's oil, chemical industry, electric power, quality inspection, R﹠D institution, institution of higher learning and aviation, armies.In China, various petroleum products analyzers respectively have its characteristics separately at present, and different instruments satisfies different request for utilizations, but also there is weak point to some extent in some.In short supply current technician, a series of automation processes such as under the big situation of labor intensive, realizing the automatic liquid feeding of petroleum products acid value measuring instrument, measurement automatically, automatic gauge, clean, demarcate automatically the neutralizer concentration value automatically, bales catch removes extract self acid number are particularly important.
Summary of the invention
The technical problems to be solved in the utility model is: overcome the deficiencies in the prior art, the petroleum products acid value measuring instrument automatic checkout system of providing a kind of and can realize automatic liquid feeding, measurement automatically, automatic gauge, clean, demarcate automatically the neutralizer concentration value automatically, bales catch removing extract self acid number.
The technical scheme that its technical matters that solves the utility model adopts is: this petroleum products acid value measuring instrument automatic checkout system, comprise substrate, sample disc, sample cup, photosensitive measuring element and pick-up unit, sample cup is placed on the sample disc, make by transparent material, the sample cup both sides are over against being provided with photosensitive measuring element, it is characterized in that: described pick-up unit comprises extract liquid feeding pick-up unit, neutralizer liquid feeding pick-up unit and cleaning device, communicate with sample cup by pipeline respectively, pipeline titration mouth is arranged on the sample cup top, correspondence is provided with the high speed optoelectronic coupling under the pipeline titration mouth, and the high speed optoelectronic coupling is connected with microprocessor.
Described extract liquid feeding pick-up unit comprises extract bottle, extraction control air pump and extraction control electromagnetic valve, extraction control air pump is connected with the extract bottle by pipeline, the extract bottle communicates with sample cup by pipeline, the extraction control electromagnetic valve is installed on the connecting line between extract bottle and the sample cup, extraction control air pump and extract control electromagnetic valve and be connected with microprocessor respectively.
Described neutralizer liquid feeding pick-up unit comprises Drexel bottle, the neutralizer bottle, neutralization control air pump, in and control electromagnetic valve, air pressure control electromagnetic valve and barostat, neutralization control air pump is connected with Drexel bottle, Drexel bottle is communicated with the neutralizer bottle, the neutralizer bottle communicates with sample cup by pipeline, in and control electromagnetic valve be installed on the connecting line between neutralizer bottle and the sample cup, be provided with the air pressure control electromagnetic valve between the connecting line between Drexel bottle and the neutralizer bottle, the air pressure control electromagnetic valve is connected with barostat, neutralization control air pump, in and control electromagnetic valve, the air pressure control electromagnetic valve is connected with microprocessor respectively with barostat.Liquid is used for absorbing the sour gas of atmosphere in the Drexel bottle, guarantees the neutralizer effect.Barostat communicates with atmosphere, is used for regulating the air pressure of neutralizer liquid feeding signal piping.
Described cleaning device comprises washer bottle, cleaning control air pump and cleaning control solenoid valve, the cleaning control air pump is connected with washer bottle by pipeline, washer bottle communicates with sample cup by pipeline, the cleaning control solenoid valve is installed on the connecting line between washer bottle and the sample cup, and the cleaning control air pump is connected with microprocessor respectively with the cleaning control solenoid valve.
Described photosensitive measuring element comprises a pair of photosensitive to pipe and a pair of over against light emitting diode and the phototriode installed over against what install.
Described one week of sample disc is provided with a plurality of sample cup cups position, be provided with the optoelectronic switch baffle plate with the sample disc below of the relative side in sample cup cup position, correspondence is provided with optoelectronic switch on the sample disc lower substrate, the sample disc middle part is provided with and drives the servomotor that sample disc is rotated, and optoelectronic switch is connected with servomotor.Servomotor drives sample disc and rotates, and can realize continuous many sample mensuration.
For making in the sample cup sample mix even, on the lower substrate of the sample cup cup position of described detection position, magnetic stirring apparatus is installed also.
Compared with prior art, the beneficial effect that the utility model petroleum products acid value measuring instrument automatic checkout system is had is: native system has overcome conventional metered dose, test mode, realized automatic liquid feeding, measurement automatically, automatic gauge, cleaned, demarcated automatically neutralizer concentration value, bales catch automatically except that functions such as extract self acid numbers, have simple in structure, easy for installation, the test accuracy height, metering is characteristics such as verification accurately and automatically, and manufacturing cost is extremely low, convenient to use.
Description of drawings
Fig. 1 is the utility model structural representation.
Wherein: 1, magnetic stirring apparatus 2, servomotor 3, substrate 4, optoelectronic switch 5, sample disc 6, light emitting diode 7, photosensitive to managing 8, phototriode 9, high speed optoelectronic coupling 10, sample cup 11, cleaning control air pump 12, washer bottle 13, cleaning control solenoid valve 14, neutralization control air pump 15, Drexel bottle 16, neutralizer bottle 17, in and control electromagnetic valve 18, air pressure control electromagnetic valve 19, barostat 20, extraction control air pump 21, extract bottle 22, the extraction control electromagnetic valve.
Fig. 1 is the most preferred embodiment of the utility model petroleum products acid value measuring instrument automatic checkout system, is described further below in conjunction with 1 pair of the utility model of accompanying drawing:
Embodiment
Embodiment 1
With reference to accompanying drawing 1:
This petroleum products acid value measuring instrument automatic checkout system mainly is made up of substrate 3, sample disc 5, sample cup 10, photosensitive measuring element and pick-up unit, sample disc 5 is installed on the substrate 3, below, sample disc 5 middle parts is provided with and drives the servomotor 2 that sample disc 5 is rotated, servomotor 2 is fixed on the substrate 3, drives sample cup 10 and turns to the detection position.Be provided with a plurality of sample cup cups position in 5 one weeks of sample disc, be equipped with optoelectronic switch 4 baffle plates with sample disc 5 belows of each relative side in sample cup cup position, correspondence is provided with optoelectronic switch 4 on sample disc 5 lower substrate 3 of sample cup 10 detection position relative positions, and optoelectronic switch 4 is connected with servomotor 2.When 5 glasss of positions of sample disc turned to the detection position, baffle wedge was gone into optoelectronic switch 4, and servomotor 2 stops operating.Sample cup 10 is made by transparent material, and the both sides of sample cup 10 detection positions are over against being provided with photosensitive measuring element.Photosensitive measuring element comprises a pair of photosensitive to managing 7 and a pair of over against light emitting diode 6 and the phototriode 8 installed over against what install.On the sample cup cup position lower substrate 3 magnetic stirring apparatus 1 is installed.
Pick-up unit comprises that again extract liquid feeding pick-up unit, neutralizer liquid feeding pick-up unit and cleaning device communicate with sample cup 10 by pipeline respectively, and pipeline titration mouth is arranged on sample cup 10 tops, and correspondence is provided with high speed optoelectronic coupling 9 under the pipeline titration mouth.
Wherein extract liquid feeding pick-up unit comprises extract bottle 21, extraction control air pump 20 and extraction control electromagnetic valve 22, extraction control air pump 20 is connected with extract bottle 21 by pipeline, extract bottle 21 communicates with sample cup 10 by pipeline, and extraction control electromagnetic valve 22 is installed on the connecting line between extract bottle 21 and the sample cup 10.Neutralizer liquid feeding pick-up unit comprises Drexel bottle 15, neutralizer bottle 16, neutralization control air pump 14, in and control electromagnetic valve 17, air pressure control electromagnetic valve 18 and barostat 19, neutralization control air pump 14 is connected with Drexel bottle 15, Drexel bottle 15 is communicated with neutralizer bottle 16, neutralizer bottle 16 communicates with sample cup 10 by pipeline, in and control electromagnetic valve 17 be installed on the connecting line between neutralizer bottle 16 and the sample cup 10, be provided with air pressure control electromagnetic valve 18 between the connecting line between Drexel bottle 15 and the neutralizer bottle 16, air pressure control electromagnetic valve 18 is connected with barostat 19.Cleaning device comprises washer bottle 12, cleaning control air pump 11 and cleaning control solenoid valve 13, cleaning control air pump 11 is connected with washer bottle 12 by pipeline, washer bottle 12 communicates with sample cup 10 by pipeline, and cleaning control solenoid valve 13 is installed on the connecting line between washer bottle 12 and the sample cup 10.Solenoid valve, the air pump of each device all are connected with microprocessor.
The principle of work and the course of work are as follows:
1, the automatic liquid feeding and the detection of extract: open starting switch, oil product to be measured is added in the sample cup 10, start microprocessor, open extraction control air pump 20 (the super-silent type of the single pump head of 220v) and extraction control electromagnetic valve 22 (220V anti-corrosion electric magnet valve) by microprocessor, extraction control air pump 20 is pressed onto the extract in the extraction flask in the sample cup 10 by the container joint of sealing, magnetic stirring apparatus 1 starts simultaneously, make extract better extract acid in the oil product, photosensitive to managing 7 to signal of microprocessor during to desired location, extraction control electromagnetic valve 22 and extraction control air pump 20 are closed in miniature processing.Carry out next step neutralization reaction.
2, the automatic liquid feeding and the metering of neutralizer: by microprocessor open neutralization control air pump 14, in and control electromagnetic valve 17, air pressure control electromagnetic valve 18 and barostat 19, container joint by sealing is pressed onto the neutralizer in the neutralizer bottle 16 in the sample cup 10, and regulates rate of titration by barostat 19.When a drop of liquid through out-of-date, high speed optoelectronic coupling 9 is closed, when by after high speed optoelectronic coupling 9 open, change by metering high speed optoelectronic coupling 9 the two poles of the earth photoreceptor signals, measure the titration number.High speed optoelectronic coupling 9 sampling rates can reach 02 second.Along with neutralization reaction is carried out, the extract color constantly changes, and phototriode 8 is given signal of microprocessor when the endpoint detection, miniature processing close neutralization control air pump 14 and in and control electromagnetic valve 17, detection of end.Because barostat 19 communicates with atmosphere, after closing neutralization control air pump 14, air pressure is lower than atmospheric pressure in the pipeline, is subjected to the atmospheric pressure effect, and the neutralizer in the pipeline is pushed back in the neutralizer bottle 16 again, the assurance non-crystallizable obstruction of neutralizer pipeline or be corroded.
3, the automatic cleaning of neutralizer pipeline: open cleaning control air pump 11 and cleaning control solenoid valve 13 by microprocessor after the end of test (EOT), container joint by sealing is pressed onto the ethanol liquid in the washer bottle 12 in the sample cup 10, the flushing neutralizer pipeline and the titration mouth of pipe.Miniature processing is controlled scavenging period by the time, reaches after time of setting miniature processing and is open to the custom and closes cleaning control air pump 11 and cleaning control solenoid valve 13.
4, the automatic demarcation of neutralizer concentration: open neutralization control air pump 14 by microprocessor, in and control electromagnetic valve 17, air pressure control electromagnetic valve 18 and barostat 19, container joint by sealing is pressed onto the neutralizer in the neutralizer bottle 16 in the sample cup 10, filling 20mL concentration is 0.025mg/mL O-phthalic hydracid potassium standard acid in the sample cup 10, add 3～5 phenolphthalein indicators, by high speed optoelectronic coupling 9 metering titers, regulate rate of titration by barostat 19, phototriode 8 is given signal of microprocessor during to endpoint detection, miniature processing close neutralization control air pump 14 and in and control electromagnetic valve 17, thereby calculate the concentration of neutralizer, neutralizer is demarcated.By in the neutralizer pipeline of system, increasing barostat 19, can be easily according to the rate of titration of different air pressure adjustment neutralizers; In addition, after test finished, air pressure control electromagnetic valve 18 was opened time several seconds, because the influence of negative pressure in the bottle can go into neutralizer back suction in the pipe in the neutralizer bottle 16, guaranteed the non-crystallizable obstruction of neutralizer pipeline or was corroded.
5, bales catch removes extract self acid number: open extraction control air pump 20 and extraction control electromagnetic valve 22 by microprocessor, container joint by sealing is pressed onto the extract of certain volume in the sample cup 10, by high speed optoelectronic coupling 9 metering rates of titration, phototriode 8 is given signal of microprocessor during to endpoint detection, and extraction control air pump 20 and extraction control electromagnetic valve 22 are closed in miniature processing.Thereby calculate extract self acid number, system's bales catch removes this blank value, has improved accuracy of measurement.
The above, it only is preferred embodiment of the present utility model, be not to be the restriction of the utility model being made other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solutions of the utility model content that do not break away to any simple modification, equivalent variations and remodeling that above embodiment did, still belongs to the protection domain of technical solutions of the utility model according to technical spirit of the present utility model.
Claims (7)
1. petroleum products acid value measuring instrument automatic checkout system, comprise substrate (3), sample disc (5), sample cup (10), photosensitive measuring element and pick-up unit, sample cup (10) is placed on the sample disc (5), make by transparent material, sample cup (10) both sides are over against being provided with photosensitive measuring element, it is characterized in that: described pick-up unit comprises extract liquid feeding pick-up unit, neutralizer liquid feeding pick-up unit and cleaning device, communicate with sample cup (10) by pipeline respectively, pipeline titration mouth is arranged on sample cup (10) top, correspondence is provided with high speed optoelectronic coupling (9) under the pipeline titration mouth, and high speed optoelectronic coupling (9) is connected with microprocessor.
2. petroleum products acid value measuring instrument automatic checkout system according to claim 1, it is characterized in that: described extract liquid feeding pick-up unit comprises extract bottle (21), extraction control air pump (20) and extraction control electromagnetic valve (22), extraction control air pump (20) is connected with extract bottle (21) by pipeline, extract bottle (21) communicates with sample cup (10) by pipeline, extraction control electromagnetic valve (22) is installed on the connecting line between extract bottle (21) and the sample cup (10), extraction control air pump (20) with extract control electromagnetic valve (22) and be connected with microprocessor respectively.
3. petroleum products acid value measuring instrument automatic checkout system according to claim 1, it is characterized in that: described neutralizer liquid feeding pick-up unit comprises Drexel bottle (15), neutralizer bottle (16), neutralization control air pump (14), in and control electromagnetic valve (17), air pressure control electromagnetic valve (18) and barostat (19), neutralization control air pump (14) is connected with Drexel bottle (15), Drexel bottle (15) is communicated with neutralizer bottle (16), neutralizer bottle (16) communicates with sample cup (10) by pipeline, in and control electromagnetic valve (17) be installed on the connecting line between neutralizer bottle (16) and the sample cup (10), be provided with air pressure control electromagnetic valve (18) between the connecting line between Drexel bottle (15) and the neutralizer bottle (16), air pressure control electromagnetic valve (18) is connected with barostat (19), neutralization control air pump (14), in and control electromagnetic valve (17), air pressure control electromagnetic valve (18) is connected with microprocessor respectively with barostat (19).
4. petroleum products acid value measuring instrument automatic checkout system according to claim 1, it is characterized in that: described cleaning device comprises washer bottle (12), cleaning control air pump (11) and cleaning control solenoid valve (13), cleaning control air pump (11) is connected with washer bottle (12) by pipeline, washer bottle (12) communicates with sample cup (10) by pipeline, cleaning control solenoid valve (13) is installed on the connecting line between washer bottle (12) and the sample cup (10), and cleaning control air pump (11) is connected with microprocessor respectively with cleaning control solenoid valve (13).
5. petroleum products acid value measuring instrument automatic checkout system according to claim 1 is characterized in that: described photosensitive measuring element comprises a pair of photosensitive to pipe (7) and a pair of over against light emitting diode (6) and the phototriode (8) installed over against what install.
6. petroleum products acid value measuring instrument automatic checkout system according to claim 1, it is characterized in that: described (5) one weeks of sample disc are provided with a plurality of sample cup cups position, be provided with optoelectronic switch (4) baffle plate with sample disc (5) below of the relative side in sample cup cup position, sample disc (5) lower substrate (3) goes up correspondence and is provided with optoelectronic switch (4), sample disc (5) middle part is provided with and drives the servomotor (2) that sample disc (5) is rotated, and optoelectronic switch (4) is connected with servomotor (2).
7. petroleum products acid value measuring instrument automatic checkout system according to claim 1 is characterized in that: magnetic stirring apparatus (1) is installed on the described sample cup cup position lower substrate (3).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200743326U CN202057649U (en) | 2011-03-18 | 2011-03-18 | Automatic detection system for petroleum product acid value measuring apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200743326U CN202057649U (en) | 2011-03-18 | 2011-03-18 | Automatic detection system for petroleum product acid value measuring apparatus |
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| CN202057649U true CN202057649U (en) | 2011-11-30 |
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| CN2011200743326U Expired - Fee Related CN202057649U (en) | 2011-03-18 | 2011-03-18 | Automatic detection system for petroleum product acid value measuring apparatus |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105424870A (en) * | 2015-11-20 | 2016-03-23 | 武汉钢铁(集团)公司 | Acid value and acidity measuring device for petroleum products |
| CN106841548A (en) * | 2015-12-04 | 2017-06-13 | 长沙欧伊尔实验设备有限公司 | A kind of full-automatic sewage oil-containing amount determining device |
| CN107764933A (en) * | 2017-11-22 | 2018-03-06 | 上海北裕分析仪器股份有限公司 | A kind of titration outfit and the titration method applied to analyzer |
| CN108732297A (en) * | 2018-07-23 | 2018-11-02 | 山东省科学院生物研究所 | The detection method and device of gluconic acid sodium content in a kind of zymotic fluid |
| CN110554138A (en) * | 2019-09-09 | 2019-12-10 | 中国电力科学研究院有限公司 | Acid value measuring system of oil products |
-
2011
- 2011-03-18 CN CN2011200743326U patent/CN202057649U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105424870A (en) * | 2015-11-20 | 2016-03-23 | 武汉钢铁(集团)公司 | Acid value and acidity measuring device for petroleum products |
| CN106841548A (en) * | 2015-12-04 | 2017-06-13 | 长沙欧伊尔实验设备有限公司 | A kind of full-automatic sewage oil-containing amount determining device |
| CN107764933A (en) * | 2017-11-22 | 2018-03-06 | 上海北裕分析仪器股份有限公司 | A kind of titration outfit and the titration method applied to analyzer |
| CN108732297A (en) * | 2018-07-23 | 2018-11-02 | 山东省科学院生物研究所 | The detection method and device of gluconic acid sodium content in a kind of zymotic fluid |
| CN110554138A (en) * | 2019-09-09 | 2019-12-10 | 中国电力科学研究院有限公司 | Acid value measuring system of oil products |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111130 Termination date: 20130318 |