CN209946095U - Automatic fluorine ion measuring device for coal and coal products - Google Patents
Automatic fluorine ion measuring device for coal and coal products Download PDFInfo
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- CN209946095U CN209946095U CN201920241352.4U CN201920241352U CN209946095U CN 209946095 U CN209946095 U CN 209946095U CN 201920241352 U CN201920241352 U CN 201920241352U CN 209946095 U CN209946095 U CN 209946095U
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Abstract
The utility model discloses an automatic measuring device for fluorine ions in coal and coal products, which comprises an oxygen supply device (1), a water vapor generator (2), a high-temperature hydrolysis module (3), a potentiometric titration module (4) and a microcomputer controller (5). The utility model relates to a fluorine ion automatic determination device among coal and coal goods, the device overcome the work efficiency of current fluorine ion apparatus low, defect such as operation complicacy, and the device realizes continuous operation with high temperature hydrolysis, potentiometre titration and data acquisition, has characteristics such as simple structure, convenient operation, degree of automation height, and the device is being equipped with tail gas purifier, has effectively improved test environment's pollution problem.
Description
Technical Field
The utility model relates to a fluorinion automatic check out test set field in the sample especially relates to the automated inspection of fluorinion in coal and the coal goods.
Background
With the research and development of novel coal chemical industry and deep processing technology thereof, the coal quality detection becomes the basic requirement of the coal chemical industry. The detection standard of the fluorine ions in the coal is GB/T4633-2014, the existing determinator adopts a fluorine ion composite electrode, the dissolving process and the potentiometric titration process of the fluorine in the sample are not continuous, the potentiometric titration can be carried out on the fluorine ion solution only after artificial and complex pretreatment, the test period is long, the operation is complex, and the artificial error is large.
Disclosure of Invention
In order to overcome the defect that the existing testing equipment is insufficient in testing the fluorine ions in the coal and the coal products, the automatic measuring device for the fluorine ions in the coal and the coal products is provided, and has the characteristics of high automation degree, convenience in operation, high accuracy and the like.
The technical scheme of the invention is as follows:
an automatic measuring device for fluorine ions in coal and coal products mainly comprises an oxygen supply device (1), a water vapor generator (2), a high-temperature hydrolysis module (3), a potentiometric titration module (4), a microcomputer controller (5) and the like. The device is characterized in that a water vapor generator (2) is heated by an electric heating furnace to generate water vapor, and the water vapor and oxygen are connected into a high-temperature hydrolysis module interface through a pipeline; the high-temperature hydrolysis module (3) consists of a single-section tube furnace (9), an automatic sample injector (6), a combustion tube (8), a porcelain boat (10), a water vapor inlet (11) and an oxygen inlet (7), saw teeth are arranged on the automatic sample injector (6), a motor gear (12) drives a sample to be sent, the potentiometric titration module (3) is provided with a two-stage cooler (13), the front end of the potentiometric titration module is connected with the high-temperature hydrolysis module through a hose, the rear end of the potentiometric titration module is sequentially provided with a sample receiving bottle (14) and a titration cup (16), a sample liquid is cooled and then enters the sample receiving bottle (14), the sample receiving bottle is quantitatively replenished with water through a water replenishing cup (17), and then the sample liquid is pumped into the titration cup (16) through a micro pump (18), the titration cup (19) is provided with an electrode (21) and an automatic titrator (22), the lower end of the electromagnetic stirrer (20) is arranged, the, The automatic sample injector, the automatic titrator, the thermoelectric furnace and the like are connected.
The device adopts the autosampler to carry and detects the sample, and single section tubular furnace is equipped with platinum rhodium electrode and gathers the temperature, has still installed tail gas purifier additional, protects tester's health when avoiding the testing environment not receive the pollution.
The device optimizes and improves the existing detection equipment, develops the automatic fluorine ion detection device specially used for coal and coal products, effectively improves the fluorine ion detection efficiency and accuracy in the coal and coal products, and avoids the problems of low test speed, poor result reliability and the like of the existing test equipment. Meanwhile, the function range is effectively expanded.
The utility model has the advantages that:
1. the oxygen supply device is used for supplying oxygen to the single-section tube furnace, and the pressure stabilizing valve is arranged on the pipeline, so that the stability and the safety of oxygen supply are realized.
2. The steam is generated by heating the electric furnace, the sensitivity of temperature control is high, the yield of the steam is stable, and the uniformity of the realization conditions is effectively improved.
3. The single-section tube furnace is adopted for carrying out high-temperature hydrolysis on the sample, so that the defect that the accuracy of a detection result is low due to mutual influence of temperatures of the two-section tube furnace is overcome, and the accuracy of detection data is improved.
4. The automatic sample injector is arranged in the single-section tube furnace, so that the automatic conveying of the sample is realized, and the detection safety and the identity of the experimental conditions are improved.
5. And a two-stage cooling system is installed, so that the temperature of the flue gas is effectively reduced, and the fluorine gas in the flue gas is fully hydrolyzed. The accuracy of fluorine in the detection result is improved.
6. The potentiometric titration is carried out by adopting the automatic titrator, so that the potentiometric titration accuracy is effectively improved.
7. The microcomputer controller is adopted for detection control, so that the automatic control of the whole coal and coal product detection process is realized, the detection efficiency is improved, human error factors are overcome, and the reliability of the detection result is enhanced.
Description of the drawings:
FIG. 1 is an automatic fluorine ion measuring device for coal and coal products;
FIG. 2 is a pyrohydrolysis module;
FIG. 3 is a potentiometric titration module;
in fig. 1: 1-an oxygen supply device; 2. a water vapor generator; 3-a high-temperature hydrolysis module; 4-a potentiometric titration module; 5-microcomputer control instrument.
In fig. 2: 6-automatic sample injector; 7-an oxygen inlet; 8-a combustion tube; 9-single-section tube furnace; 10-porcelain boat; 11-autosampler; 17-a water replenishing cup; 18-a micropump; 19-a titration cup; 20-an electromagnetic stirrer; 21-an electrode; 22-automatic titrator.
In fig. 3: 12-a motor gear; 13-a two-stage cooler; 14-receiving a sample bottle; 15-tail gas purifier; 16-titration cup.
Detailed Description
With reference to the accompanying drawings, the specific embodiments of the present invention are:
example 1
As shown in attached figure 1, the device for automatically measuring the fluorine ions in the coal and the coal products in the embodiment of the utility model,
the device mainly comprises an oxygen supply device (1), a water vapor generator (2), a high-temperature hydrolysis module (3), a potentiometric titration module (4), a microcomputer controller (5) and the like. The device is characterized in that a water vapor generator (2) is heated by an electric heating furnace to generate water vapor, and the water vapor and oxygen are connected into a high-temperature hydrolysis module interface through a pipeline; the high-temperature hydrolysis module (3) consists of a single-section tube furnace (9), an automatic sample injector (6), a combustion tube (8), a porcelain boat (10), a water vapor inlet (11) and an oxygen inlet (7), saw teeth are arranged on the automatic sample injector (6), a motor gear (12) drives a sample to be sent, the potentiometric titration module (3) is provided with a two-stage cooler (13), the front end of the potentiometric titration module is connected with the high-temperature hydrolysis module through a hose, the rear end of the potentiometric titration module is sequentially provided with a sample receiving bottle (14) and a titration cup (16), a sample liquid is cooled and then enters the sample receiving bottle (14), the sample receiving bottle is quantitatively replenished with water through a water replenishing cup (17), and then the sample liquid is pumped into the titration cup (16) through a micro pump (18), the titration cup (19) is provided with an electrode (21) and an automatic titrator (22), the lower end of the electromagnetic stirrer (20) is arranged, the, The automatic sample injector, the automatic titrator, the thermoelectric furnace and the like are connected.
The oxygen supply device (1) and the water vapor generator (2) are connected in parallel to the high-temperature hydrolysis module (3) through gas pipes, the hydrolysis module is connected with the point position titration module (4) through a gas pipe, meanwhile, the whole device is arranged in the box body, the outside is connected with the microcomputer control instrument (5) through a signal line, and the microcomputer can set detection conditions such as temperature, time, stirring speed, heating speed and the like.
The appearance of advancing, solution ration, point location titration all adopt the automation, the box gas vent is equipped with exhaust gas purifier, avoids causing harm to testing personnel's health because of test environmental pollution.
Claims (5)
1. An automatic determination device for fluorine ions in coal and coal products comprises an oxygen supply device (1), a steam generator (2), a high-temperature hydrolysis module (3), a potentiometric titration module (4), a microcomputer controller (5) and the like, wherein the steam generator (2) is heated by an electric heating furnace to generate steam, the high-temperature hydrolysis module (3) consists of a single-section tube furnace (9), an automatic sample injector (6), a combustion tube (8), a porcelain boat (10), a steam inlet (11) and an oxygen inlet (7), saw teeth are arranged on the automatic sample injector (6), and a motor gear (12) drives the sample to be fed; the high-temperature hydrolysis module (3) consists of a two-stage cooler (13), an electrode (21), an automatic titrator (22), a water supplementing cup (17), a sample receiving bottle (14), a titrating cup (16) and a tail gas purifier (15), a microcomputer controller (5) is connected with a single-section tube furnace, an automatic sample injector, the automatic titrator, a thermoelectric furnace and the like through data lines, and the electrode, the automatic titrator and the tail gas purifier are all connected into the beaker.
2. The apparatus of claim 1, wherein the combustion tube is provided with an autosampler to improve the detection accuracy and efficiency.
3. The device for automatically measuring the fluoride ions in the coal and coal products as claimed in claim 1, wherein a micro pump (18) is arranged in the sample receiving bottle, water can be automatically supplemented through the micro pump, and the solution is conveyed to the titration cup.
4. The device for automatically measuring the fluoride ions in the coal and the coal products as claimed in claim 1, wherein the device adopts an automatic titrator to improve the automation and the accuracy of the detection process.
5. The device for automatically measuring the fluoride ions in the coal and the coal products as claimed in claim 1, wherein the device is provided with an exhaust gas purifier, so that the harm of the detected exhaust gas to the test environment pollution and the human health is reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920241352.4U CN209946095U (en) | 2019-02-26 | 2019-02-26 | Automatic fluorine ion measuring device for coal and coal products |
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| CN201920241352.4U CN209946095U (en) | 2019-02-26 | 2019-02-26 | Automatic fluorine ion measuring device for coal and coal products |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109839475A (en) * | 2019-02-26 | 2019-06-04 | 宁夏宝塔化工中心实验室(有限公司) | Fluorine ion apparatus for automatically measuring in a kind of coal and coal product |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109839475A (en) * | 2019-02-26 | 2019-06-04 | 宁夏宝塔化工中心实验室(有限公司) | Fluorine ion apparatus for automatically measuring in a kind of coal and coal product |
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