CN211263393U - Gas sensor detection equipment - Google Patents
Gas sensor detection equipment Download PDFInfo
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- CN211263393U CN211263393U CN201922243037.8U CN201922243037U CN211263393U CN 211263393 U CN211263393 U CN 211263393U CN 201922243037 U CN201922243037 U CN 201922243037U CN 211263393 U CN211263393 U CN 211263393U
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Abstract
The utility model relates to a gas sensor check out test set. The gas sensor detection equipment comprises a sensor socket unit, a gas parameter detection unit, a processor unit, an information storage unit and a serial port communication unit; the sensor socket unit is inserted with the gas sensor; the gas parameter detection unit receives and senses a gas parameter signal from the gas sensor and sends the gas parameter signal to the processor unit; and the processor unit processes the gas parameter signal and stores and/or reads a processing result in the information storage unit and the serial port communication unit. The device can realize full-automatic real-time monitoring of gas parameters, more comprehensively and accurately record performance parameters of the gas sensor in various environments, read corresponding parameters in real time and provide reliable basis for judging the performance of the gas sensor.
Description
Technical Field
The utility model relates to a gaseous detection area particularly, relates to a gas sensor check out test set.
Background
The main working principle of the gas detection instrument is that a collected gas concentration signal is converted into an electric signal through a built-in gas sensor, the single chip microcomputer can detect corresponding gas concentration by collecting corresponding electric signals, corresponding concentration is displayed through a display device on the periphery of the instrument, and corresponding output equipment is closed or opened through a corresponding driving device. Therefore, the gas sensor becomes a core component of a gas detection instrument enterprise.
However, most of the various gas sensors used by the enterprises in the instrument industry are purchased by manufacturers specialized in gas sensors. The sensor is a core device of a gas detection instrument, and the excellent performance of the gas sensor is crucial to the product quality of the industry. Many enterprises all need to carry out batch test or random access test to the sensor sample of purchase, and the mode that generally adopts is all through arranging corresponding tester to age the sensor, then carry out the test in aspects such as high temperature, low temperature, humidity, ventilation, then carry out isoparametric record and summarize to temperature, humidity, ventilation in the testing process to the good of analysis sensor.
However, most of the existing methods for detecting a gas sensor record various parameters by a manual method. Because the states of the sensors in different temperature and humidity environments have large differences, and the parameters of temperature, humidity, ventilation concentration and the like can not be detected and recorded in real time by no method in the process of artificially testing the sensors, certain errors and incompleteness exist in test data. In addition, the above method is not intelligent and automatic in the process of recording data, and needs to invest professional personnel regularly to test and record data, which wastes time and labor, and it cannot be guaranteed that the test processes are completely the same each time, and errors will be generated in the performance detection of the sensor, which results in the phenomena of misjudgment on the performance of the sensor, and the like.
In view of this, the present invention is especially provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gas sensor check out test set with multi-parameter measurement, gas sensor check out test set can realize the full-automatic real-time supervision of gas parameter, more comprehensive and accurate must record gas sensor's performance parameter under various environment to can read corresponding parameter in real time, provide reliable foundation for judging gas sensor's performance.
In order to realize the above purpose of the utility model, the following technical scheme is adopted:
a gas sensor detection device comprises a sensor socket unit, a gas parameter detection unit, a processor unit, an information storage unit and a serial port communication unit;
the sensor socket unit is inserted with the gas sensor;
the gas parameter detection unit receives and senses a gas parameter signal from the gas sensor and sends the gas parameter signal to the processor unit;
and the processor unit processes the gas parameter signal and stores and/or reads a processing result in the information storage unit and the serial port communication unit.
Optionally, the gas parameter detection unit includes a gas concentration acquisition unit of each channel, an accurate gas detection unit, a humidity detection unit, a temperature detection unit, and a real-time clock unit.
The utility model discloses in, sensor socket unit's main function can be pegged graft corresponding socket with the gas sensor who awaits measuring on, carries out gas sensor's detection. After the detection is finished, the sensor can be removed, and the subsequent use of the sensor is not influenced.
Optionally, the gas concentration acquisition units of the channels acquire voltage values of the gas sensors and indirectly acquire gas concentration values.
Optionally, each channel gas concentration acquisition unit is electrically connected with the single chip microcomputer.
The utility model discloses in, each passageway gas concentration detection unit's main effect is gather the voltage value of chip to gas sensor through the multichannel ADC acquisition chip of high accuracy under the control of singlechip, and then gathers the gas concentration value that corresponds indirectly, has realized the function of gathering each sensor concentration in real time.
Optionally, the accurate gas detection unit detects a gas concentration value in an environment where the gas sensor is located in real time, and sends the gas concentration value to the single chip microcomputer in real time.
When the gas sensor is artificially detected, a tester needs to observe and record the concentration displayed on the corresponding ventilation device in real time. And the utility model discloses an added the gas detection unit (accurate gas detection unit) of high accuracy among the gas sensor check out test set, can accurately detect the gas concentration in the environment that gas sensor locates at that time to reach the singlechip in real time with the concentration value.
Optionally, the humidity detection unit collects a humidity value of the gas in an environment where the gas sensor is located in real time.
Many sensors (e.g., semiconductor sensors) output voltage values and concentration values in different humidity environments with a large difference. And the utility model discloses in, gather the humidity parameter value of the environment that gas sensor locates through corresponding humidity detecting element, can realize the real-time collection of humidity parameter value, accuracy and flexibility are excellent.
Optionally, the temperature detection unit collects a gas temperature value in an environment where the gas sensor is located in real time.
The utility model discloses in, gather the temperature parameter value of gas sensor place environment through the temperature detecting element to realize real-time storage and record.
Optionally, the real-time clock unit records a time parameter of the gas sensor in the operation process through a clock chip.
The utility model discloses in, can record the time parameter of gas sensor operation in-process according to year, month, day, hour, minute and second's format through dedicated clock chip, utilize the mode record sensor of time axis temperature, humidity, the concentration of the environment of locating and the concentration value of sensor under the different times.
Optionally, the processor unit receives and processes the gas parameter signal collected by the gas parameter detection unit, and stores and/or outputs a processing result.
The utility model discloses in, the processor unit is mainly responsible for controlling other units and real-time data acquisition to save the record with data, and export.
Optionally, the information storage unit stores and records the processing result from the processor unit.
The utility model discloses in, information storage unit's main effect is to save the record with each parameter of gathering (like gas sensor concentration, ambient gas concentration, temperature, humidity) according to the time interval of setting for.
Optionally, the serial port communication unit reads and displays the processing result from the processor unit in real time through a serial port.
The utility model discloses in, serial communication unit's effect lies in: after the gas sensor is tested according to the set test items, various information in the equipment can be read out through a serial port through matched software, and information such as temperature, humidity, environmental concentration, voltage value and concentration value of the gas sensor at different time points can be displayed in real time.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a gas sensor check out test set can realize the full-automatic real-time supervision of a plurality of gas parameters, more comprehensively and accurately must record gas sensor's performance parameter under various environment to can read corresponding parameter in real time, provide reliable foundation for judging gas sensor's performance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic block diagram of a gas sensor detection device according to an embodiment of the present invention. Wherein the reference numbers are as follows:
1-a sensor receptacle unit; 2-gas concentration acquisition units of each channel; 3-a high-precision gas detection unit; 4-a humidity detection unit; 5-a temperature detection unit; 6-a real-time clock unit; 7-a processor unit; 8-an information storage unit; 9-serial communication unit.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings and detailed description, but those skilled in the art will understand that the following described embodiments are some, not all, of the embodiments of the present invention, and are only used for illustrating the present invention, and should not be construed as limiting the scope of the present invention. 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. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
According to an embodiment of the present invention, as shown in fig. 1, a gas sensor detection device with multi-parameter measurement includes: the system comprises a sensor socket unit 1, a sensor socket unit 2, channel gas concentration acquisition units, a high-precision gas detection unit 3, a humidity detection unit 4, a temperature detection unit 5, a real-time clock unit 6, a processor unit 7, an information storage unit 8 and a serial port communication unit 9.
The sensor socket unit (1) is mainly used for inserting a sensor to be tested into a corresponding socket to detect the sensor; after detection is finished, the sensor can be removed from the device, and the subsequent use of the gas sensor is not influenced.
The gas concentration detection unit (2) of each channel mainly has the function of collecting the voltage value of the sensor through a high-precision multi-channel ADC collection chip under the control of a single chip microcomputer of the system, so that the corresponding gas concentration value is indirectly collected, and the function of collecting the concentration of each sensor in real time is realized.
High-precision gas detection unit (3): when the sensor is artificially detected, a tester needs to observe and record the concentration displayed on the corresponding ventilation device in real time. And the utility model discloses added the gas detection unit of high accuracy, just can accurately detect the gas concentration in the environment that gas sensor locates at that time to reach the singlechip in real time with the concentration value.
And a humidity parameter value of the environment where the gas sensor is located is acquired through a humidity detection unit (4).
The temperature detection unit (5) is used for acquiring the temperature parameter value of the environment where the gas sensor is located, and storing and recording the temperature environment where the sensor is located in real time.
Real-time clock unit (6): the time parameters in the experimental process of the sensor can be recorded according to the format of year, month, day, time, minute and second by the special clock chip, and the temperature, the humidity, the concentration of the environment and the concentration value of the sensor at different times are recorded by utilizing a time axis mode.
The processor unit (7) is mainly responsible for controlling other units, collecting data in real time, storing, recording and outputting the data.
The information storage unit (8) is mainly used for storing and recording the collected parameters (such as gas sensor concentration, ambient gas concentration, temperature and humidity) at time intervals of every second.
Serial communication unit (9): after the sensor is tested according to the test items required by people, various information in the equipment can be read out through the serial port through the matched software, and the information such as the temperature, the humidity, the environmental concentration, the voltage value and the concentration value of the gas sensor and the like of the sensor at different time points can be displayed in real time.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A gas sensor detection device is characterized by comprising a sensor socket unit, a gas parameter detection unit, a processor unit, an information storage unit and a serial port communication unit;
the sensor socket unit is inserted with the gas sensor;
the gas parameter detection unit receives and senses a gas parameter signal from the gas sensor and sends the gas parameter signal to the processor unit;
and the processor unit processes the gas parameter signal and stores and/or reads a processing result in the information storage unit and the serial port communication unit.
2. The gas sensor detection apparatus according to claim 1, wherein the gas parameter detection unit includes a respective channel gas concentration acquisition unit, a precise gas detection unit, a humidity detection unit, a temperature detection unit, and a real-time clock unit.
3. The gas sensor detection device according to claim 2, wherein each of the channel gas concentration acquisition units acquires a voltage value of the gas sensor and indirectly acquires a gas concentration value;
and the gas concentration acquisition units of all the channels are electrically connected with the single chip microcomputer.
4. The gas sensor detection device according to claim 3, wherein the accurate gas detection unit detects a gas concentration value in an environment where the gas sensor is located in real time and sends the gas concentration value to the single chip microcomputer in real time.
5. The gas sensor detection apparatus according to claim 2, wherein the humidity detection unit collects a humidity value of the gas in an environment in which the gas sensor is located in real time.
6. The gas sensor detection device according to claim 2, wherein the temperature detection unit collects a gas temperature value in an environment in which the gas sensor is located in real time.
7. The gas sensor detection apparatus according to claim 2, wherein the real-time clock unit records a time parameter during operation of the gas sensor through a clock chip.
8. The gas sensor detection apparatus according to claim 1, wherein the processor unit receives and processes the gas parameter signal collected from the gas parameter detection unit, and stores and/or outputs the processing result.
9. The gas sensor detection apparatus according to claim 1 or 8, wherein the information storage unit stores and records a processing result from the processor unit.
10. The gas sensor detection device according to claim 1 or 8, wherein the serial communication unit reads and displays the processing result from the processor unit in real time through a serial port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922243037.8U CN211263393U (en) | 2019-12-12 | 2019-12-12 | Gas sensor detection equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922243037.8U CN211263393U (en) | 2019-12-12 | 2019-12-12 | Gas sensor detection equipment |
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| CN211263393U true CN211263393U (en) | 2020-08-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112911279A (en) * | 2021-02-01 | 2021-06-04 | 航天科工防御技术研究试验中心 | Detection equipment and detection system based on multiple image sensors |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112911279A (en) * | 2021-02-01 | 2021-06-04 | 航天科工防御技术研究试验中心 | Detection equipment and detection system based on multiple image sensors |
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