CN221351403U - System for automatically determining freezing point of engine coolant - Google Patents
System for automatically determining freezing point of engine coolant Download PDFInfo
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- CN221351403U CN221351403U CN202323271291.1U CN202323271291U CN221351403U CN 221351403 U CN221351403 U CN 221351403U CN 202323271291 U CN202323271291 U CN 202323271291U CN 221351403 U CN221351403 U CN 221351403U
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- temperature
- freezing point
- test tube
- collector
- temperature sensor
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- 238000007710 freezing Methods 0.000 title claims abstract description 34
- 230000008014 freezing Effects 0.000 title claims abstract description 34
- 239000002826 coolant Substances 0.000 title claims abstract description 14
- 238000012360 testing method Methods 0.000 claims abstract description 43
- 238000003756 stirring Methods 0.000 claims abstract description 12
- 238000001514 detection method Methods 0.000 claims abstract description 8
- 238000012545 processing Methods 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims description 14
- 238000005057 refrigeration Methods 0.000 claims description 10
- 239000011521 glass Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 description 4
- 239000000110 cooling liquid Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000013100 final test Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model discloses a system for automatically determining the freezing point of engine coolant, which comprises the following components: the device comprises a cold bath system, a refrigerating system, a vacuum test tube, a stirring system, a first temperature sensor, a second temperature sensor, a first temperature collector, a second temperature collector and a freezing point detection system, wherein the vacuum test tube is placed in the cold bath, a stirrer in the stirring system is inserted into the vacuum test tube, and the first temperature sensor and the second temperature sensor are respectively inserted into the vacuum test tube and the cold bath; the first temperature collector and the second temperature collector collect data of the first temperature sensor and the second temperature sensor; the second temperature collector is also connected with the refrigerating system in a control way; the freezing point detection system is used for processing the temperature data acquired by the first temperature collector and the second temperature collector, processing the temperature data through an algorithm through real-time display of an upper computer system after the temperature data are acquired, calculating a freezing point value, and storing the experimental result. Compared with the traditional manual freezing point test, the utility model effectively improves the accuracy of the freezing point test and improves the working efficiency of operators.
Description
Technical Field
The utility model relates to the technical field of freezing point testing of engine coolant, in particular to a system for automatically measuring the freezing point of the engine coolant.
Background
At present, most of domestic related measuring instruments are manual, a plurality of environmental factors, human factors and the like in the process of manually testing a freezing point of a sample can cause errors of detection results, and when the freezing point value is observed, water molecules in air can be crystallized on the surface of a test tube to cause unavoidable influence on the final test result due to the low temperature of the sample, on the other hand, when the sample is manually injected, due to the problems of operation techniques and the like, different laboratory workers can cause more or less certain pollution to the sample when the sample is injected, so that the test result varies from person to person.
With the development of electronic technology, oil analysis instruments have gradually developed to automation and intellectualization. The full-automatic instrument gradually replaces the traditional manual instrument due to the advantages of convenience, intelligence, high testing precision and the like.
Disclosure of utility model
The utility model aims to provide a system for automatically measuring the freezing point of engine coolant, which aims to solve the technical problems in the process of manually testing the freezing point of a sample. The system aims to solve the problems of complex operation and low automation degree of the freezing point of the cooling liquid of the test engine, and the temperature of the cooling bath system is regulated and controlled in real time through the signal acquisition controller, so that the freezing point temperature of the cooling liquid of the test engine is measured, a foundation is laid for full automation of the freezing point of the cooling liquid of the test engine, the working efficiency of operators is improved, and human operation errors are reduced.
In order to overcome the above-described deficiencies of the prior art, the present utility model provides a system for automatically determining the freezing point of engine coolant, comprising:
The cooling system is used for cooling the cooling bath in the cooling bath system through the refrigerating system;
A vacuum cuvette, which is placed in a cold bath in the cold bath system for placing a sample;
The stirrer in the stirring system is inserted into the vacuum test tube to stir the sample in the vacuum test tube;
A first temperature sensor inserted into the vacuum test tube, the first temperature sensor measuring the temperature of the sample in the vacuum test tube;
The first temperature collector is used for collecting data of the first temperature sensor;
a second temperature sensor inserted into the cold bath for measuring the temperature in the cold bath;
The second temperature collector is used for collecting data of the second temperature sensor; the second temperature collector is also in control connection with the refrigerating system and is used for controlling the working state of the refrigerating system;
the freezing point detection system is in signal connection with the first temperature collector and the second temperature collector and is used for processing temperature data acquired by the first temperature collector and the second signal collector, processing the temperature data through an algorithm through real-time display of an upper computer system after the temperature data are acquired, calculating a freezing point value and storing the experimental result.
In a preferred embodiment of the utility model, the refrigeration system cools the cold bath in the cold bath system by means of a compressor therein.
In a preferred embodiment of the utility model, the vacuum test tube is made of double-layer glass, and the inside of the double-layer glass is vacuumized, so that the cooling rate of the sample in the test tube can be effectively reduced, and the cooling rate of the sample in the test tube can be stably and effectively reduced, so that the sample can be better observed and detected.
In a preferred embodiment of the present utility model, the stirring system has an up-and-down motion function, and the sample inside the vacuum test tube is uniformly cooled by connecting the stirrer.
Due to the adoption of the technical scheme, the problem of low degree of automation in determining the freezing point of the engine coolant is solved, and the high-precision test environment temperature is realized through the bath temperature of the real-time control refrigerating bath; the temperature of the sample is monitored in real time so as to automatically detect the freezing point value of the sample, and compared with the conventional manual freezing point test, the method effectively improves the accuracy of the freezing point test and improves the working efficiency of operators.
Drawings
Fig. 1 is a schematic diagram of the present utility model.
Detailed Description
The present utility model is described in detail with reference to the drawings, which are not intended to limit the scope of the utility model.
Referring to FIG. 1, a system for automatically determining the freezing point of engine coolant is shown comprising: the cooling bath system 100, the refrigeration system 200, the vacuum test tube 300, the stirring system 400, the first temperature sensor 500, the second temperature sensor 600, the first temperature collector 700, the second temperature collector 800, and the freezing point detection system 900.
The refrigeration system 200 is connected to the cold bath 110 of the cold bath system 100, and the refrigeration system 200 cools the cold bath 110 of the cold bath system 100. The refrigeration system 200 adopts a compressor to realize the refrigeration effect of the cold bath 110, and the refrigeration liquid of the cold bath 110 is generally industrial ethanol.
The vacuum test tube 300 is made of double-layer glass, and the inside of the double-layer glass is vacuumized, so that the cooling rate of a sample in the test tube can be effectively reduced, and the sample can be better observed and detected. The vacuum cuvette 300 is placed in a cold bath 110 in the cold bath system 100 for placing a sample.
The stirrer 410 of the stirring system 400 is inserted into the vacuum test tube 300 to stir the sample in the vacuum test tube 300. The stirring system 400 has an up-and-down motion function, and uniformly cools the sample inside the vacuum test tube 300 by connecting the stirrer 410.
The vacuum test tube 300 is placed with the engine coolant sample, the first temperature sensor 500 is inserted into the vacuum test tube 300, the temperature of the sample in the vacuum test tube 300 is measured, then the vacuum test tube 300 is placed in the cold bath 110 and fixed, the first temperature collector 700 is connected with the first temperature sensor 500, and the data of the first temperature sensor 500 are collected.
The second temperature sensor 600 is inserted into the cold bath 110, and measures the temperature inside the cold bath 110; the real-time temperature of the cold bath is collected in real time, and the cold bath 110 is controlled by setting the target value temperature of the cold bath 110. The second temperature collector 800 is connected with the second temperature sensor 600 and is in control connection with the refrigeration system 200, and the second temperature collector 800 is used for collecting data of the second temperature sensor 600 on one hand and controlling the working state of the refrigeration system 200 on the other hand.
The freezing point detection system 900 is in signal connection with the first temperature collector 700 and the second temperature collector 800, and is used for processing temperature data acquired by the first temperature collector 700 and the second signal collector 800, processing the temperature data through an algorithm through an upper computer system real-time display after acquiring the temperature data, calculating a freezing point value, and storing the experimental result.
While the present utility model has been described in detail through the preferred embodiments, it should be understood that the description is not to be considered as limiting the utility model. Many modifications and substitutions of this utility model will now become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the alarm scope of the present utility model should be defined by the appended claims.
Claims (4)
1. A system for automatically determining the freezing point of an engine coolant, comprising:
The cooling system is used for cooling the cooling bath in the cooling bath system through the refrigerating system;
A vacuum cuvette, which is placed in a cold bath in the cold bath system for placing a sample;
The stirrer in the stirring system is inserted into the vacuum test tube to stir the sample in the vacuum test tube;
A first temperature sensor inserted into the vacuum test tube, the first temperature sensor measuring the temperature of the sample in the vacuum test tube;
The first temperature collector is used for collecting data of the first temperature sensor;
a second temperature sensor inserted into the cold bath for measuring the temperature in the cold bath;
The second temperature collector is used for collecting data of the second temperature sensor; the second temperature collector is also in control connection with the refrigerating system and is used for controlling the working state of the refrigerating system;
the freezing point detection system is in signal connection with the first temperature collector and the second temperature collector and is used for processing temperature data acquired by the first temperature collector and the second signal collector, processing the temperature data through an algorithm through real-time display of an upper computer system after the temperature data are acquired, calculating a freezing point value and storing the experimental result.
2. A system for automatically determining the freezing point of an engine coolant according to claim 1, wherein the refrigeration system cools the cold bath in the cold bath system by a compressor therein.
3. The system for automatically determining the freezing point of an engine coolant according to claim 1, wherein the vacuum test tube is made of double glass, and the inside of the double glass is vacuumized, so that the cooling rate of the sample in the test tube can be effectively reduced for better observation and detection.
4. The system for automatically determining the freezing point of an engine coolant according to claim 1, wherein the stirring system has an up-and-down motion function, and the sample in the vacuum test tube is uniformly cooled by connecting the stirrer.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221351403U true CN221351403U (en) | 2024-07-16 |
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