CN217688693U - Application to CO 2 Measuring gas flow cell - Google Patents
Application to CO 2 Measuring gas flow cell Download PDFInfo
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- CN217688693U CN217688693U CN202221068507.7U CN202221068507U CN217688693U CN 217688693 U CN217688693 U CN 217688693U CN 202221068507 U CN202221068507 U CN 202221068507U CN 217688693 U CN217688693 U CN 217688693U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The utility model provides a be applied to CO 2 A gas flow cell for measurement relates to the technical field of environmental detection and comprises a quick connector and CO 2 The device comprises a sensor, a gas flow cell base, a detection cover and a gas flow cell shell; the base of the gas flow cell is a rectangular plane; CO 2 2 The sensor is arranged on the base; two hollow cylindrical pipelines and a detection cover are arranged in the gas flow cell; detection cover sealed and covered on CO 2 A sensing surface of the sensor; the upper ends of the two cylindrical pipelines are sealed, and the lower ends of the two cylindrical pipelines are communicated with the detection cover; 1 cylindrical pipeline is communicated with 1 quick connector; the quick connector is detachably fixed on the side wall of one side of the gas flow cell shell; the gas flow cell shell is covered on the base.The utility model provides a draw on in CO 2 The measured gas flow cell effectively solves the problem that the environment where the gas is located is unstable when the electrochemical sensor detects the gas environment, the gas tightness is good, and the transmission data is accurate and stable.
Description
Technical Field
The utility model relates to an environmental detection technical field especially relates to and is applied to CO 2 A gas flow cell for measurement.
Background
The electrochemical gas sensor has the advantages of wide detection range, high measurement precision, good linear relation between signals and gas concentration, low price, capability of being used for field detection and the like, gas diffuses into a working electrode of the sensor through the back of the porous membrane, the gas is oxidized or reduced, and the electrochemical reaction causes current flowing through an external circuit. Besides measurement, amplification and other signal processing are carried out; the external line maintains the voltage across the sensor and the voltage of a two-electrode counter-reference sensor. An opposite reaction occurs at the counter electrode. Thus, if the working electrode is oxidized, the opposite electrode is reduced.
When the existing electrochemical sensor is used for detecting gas, the gas environment is unstable, the gas tightness is poor, and the sensor data is inaccurate.
SUMMERY OF THE UTILITY MODEL
To the existing problems, the utility model provides a pair of be applied to CO 2 The measured gas flow cell can solve the problem of unstable gas tightness in the prior art, and the beneficial effect that the electrochemical sensor can stably and accurately transmit data is achieved.
In order to achieve the above purpose, the utility model adopts the technical proposal that:
the utility model provides a pair of be applied to CO 2 The gas flow cell for measurement comprises a quick connector and CO 2 The device comprises a sensor, a gas flow cell base, a detection cover and a gas flow cell shell; the base of the gas flow cell is a rectangular plane; CO 2 2 The sensor is arranged on the base of the gas flow cell; two hollow cylindrical pipelines and a detection cover are arranged in the gas flow cell; the detection cover is sealed and covered on the CO 2 A sensing surface of the sensor; the upper ends of the two cylindrical pipelines are sealed, and the lower ends of the two cylindrical pipelines are communicated with the detection cover; 1 cylindrical pipeline is communicated with 1 quick connector; the quick connector is detachably fixed on the side wall of one side of the gas flow cell shell; the gas flow cell shell covers the gas flow cell base.
Preferably, the quick connector is cylindrical and tubular; the quick connector is detachably fixed on the side wall of one side of the gas flow cell shell through a hexagon nut.
Preferably, CO 2 Six pins are arranged on two sides of the sensor respectively; the pins penetrate through the base of the gas flow cell to discharge CO 2 The sensor is fixed on the base of the gas flow cell.
Preferably, each top corner of the gas flow cell shell is provided with a screw mounting hole; the number of the screw mounting holes is 4.
The technical scheme has the following advantages or beneficial effects:
the utility model provides a be applied to CO 2 The gas flow cell for measurement comprises a quick connector and CO 2 The device comprises a sensor, a gas flow cell base, a detection cover and a gas flow cell shell; the base of the gas flow cell is a rectangular plane; CO 2 2 The sensor is arranged on the base of the gas flow cell; two hollow cylindrical pipelines and a detection cover are arranged in the gas flow cell; the detection cover is sealed and covered on the CO 2 A sensing surface of the sensor; the upper ends of the two cylindrical pipelines are sealed, and the lower ends of the two cylindrical pipelines are communicated with the detection cover; 1 cylindrical pipeline is communicated with 1 quick connector; the quick connector is detachably fixed on the side wall of one side of the gas flow cell shell; the gas flow cell shell covers the gas flow cell base. The utility model provides an electrochemical sensor when detecting gaseous environment, the unstable problem of gaseous environment of locating, it is under 15kpa atmospheric pressure to have reached gaseous circulation pond internal gas, and circulation speed is 10 ml/min's effect, and detects the cover and has guaranteed with the cooperation of quick connector that holistic gas tightness is good for electrochemical sensor can stabilize accurately spread out data.
Drawings
The invention and its features, aspects and advantages will become more apparent from a reading of the following detailed description of non-limiting embodiments with reference to the attached drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not intended to be drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.
Fig. 1 is a front sectional view provided in embodiment 1 of the present invention.
FIG. 2 is a front view of a gas flow cell provided in embodiment 1 of the present invention
FIG. 3 is a side view of a gas flow cell according to embodiment 1 of the present invention
FIG. 4 is a plan view of a gas flow cell according to embodiment 1 of the present invention
Detailed Description
It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application.
It will be understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
As the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like appear, the indicated orientation or positional relationship is based on the orientation or positional relationship as shown in the figures, merely for convenience in describing the invention and to simplify the description, and is not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.
The appearances of the terms first, second, and third, if any, are used for descriptive purposes only and are not intended to be limiting or imply relative importance.
Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be 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.
The technical solutions in the embodiments of the present invention are described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, and not all embodiments. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1:
as shown in fig. 1-4, the utility model provided in embodiment 1 is applied to CO 2 The measuring gas flow cell comprises two quick-connection connectors 1 for guiding gas flow, a gas flow cell base 2 and CO 2 Sensor 3, detection cover 4, gas flow cell shell 5, cylindrical pipeline 7, hexagon nut 11, screw mounting hole 51 and CO 2 A sensor pin 31. The gas flow cell base 2 is a rectangular plane; CO 2 2 The sensor 3 is arranged on the gas flow cell base 2; two hollow cylindrical pipelines 7 and a detection cover 4 are arranged in the gas flow cell; the detection cover 4 is sealed and covered on the CO 2 The sensing surface of the sensor 3; the upper ends of the two cylindrical pipelines 7 are sealed, and the lower ends are communicated with the detection cover 4; the 1 cylindrical pipeline 7 is communicated with the 1 quick connector 1; the quick connector 1 is detachably fixed on the side wall of one side of the gas flow cell shell 5; the gas flow cell housing 5 is covered on the gas flow cell base 2. Gas enters the cylindrical pipeline through the quick connector 1 on one side and reaches CO through the detection cover 4 2 The sensing surface of the sensor 3 detects when the pressure in the pipeline is 15Kpa, the gas circulates at a constant speed of 10ml/min, and when the gas passes through CO 2 And after the detection of the sensor 3 is finished, the gas enters the quick-connection plug 1 on the other side through the cylindrical pipeline 7 on the other side, so that the gas leaves the gas flow cell. The whole device has good air tightness and CO 2 The sensor 3 can stably and accurately transmit data.
More specifically, in embodiment 1 of the present invention, the quick connector 1 is a cylindrical tube; the quick connector 1 penetrates through the hexagon screw 11 and is detachably fixed on one side wall of the gas flow cell, two cylinders with diameters from large to small are sleeved on the quick connector 1, gas cannot leak when entering from the quick connector 1, and the gas tightness of the whole gas flow cell is good.
CO 2 Six pins 31 are respectively arranged at two sides of the sensor 3 and penetrate through the gas flow cell base 2 to lead CO to flow 2 The sensor 3 is fixed on the gas flow cell base 2 and simultaneously fixes CO 2 The data detected by the sensor 3 is conducted out.
Meanwhile, each vertex angle of the gas flow cell shell 5 and the gas flow cell base 2 is provided with a screw mounting hole 51, and the gas flow cell shell 5 and the gas flow cell base 2 can be connected through mounting 4 screws to be sealed.
To sum up, the utility model provides a be applied to CO 2 The measured gas flow cell effectively solves the problem that the environment where the gas is located is unstable when the electrochemical sensor detects the gas environment, and achieves the beneficial effect that the flow speed of the gas in the flow cell is 10ml/min under the pressure of 15 kpa. And the detection cover is matched with the quick connector to ensure that the whole air tightness is good, so that the electrochemical sensor can stably and accurately transmit data.
Those skilled in the art will appreciate that variations may be implemented by those skilled in the art in combination with the prior art and the above-described embodiments, and will not be described in detail herein. Such variations do not affect the essence of the present invention, and are not described herein.
The above description is that of the preferred embodiment of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, and that devices and structures not described in detail are understood to be implemented in a manner common in the art; any person skilled in the art may make numerous possible variations and modifications, or amendments to equivalent embodiments of the invention, without departing from the technical solution of the invention, without affecting the essential content of the invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (4)
1. Application to CO 2 The measuring gas flow cell is characterized by comprising a quick connector and CO 2 The device comprises a sensor, a gas flow cell base, a detection cover and a gas flow cell shell; the base of the gas flow cell is a rectangular plane; the CO is 2 The sensor is arranged on the gas flow cell base; two hollow cylindrical pipelines and a detection cover are arranged in the gas flow cell; the detection cover is sealed and covered on the CO 2 A sensing surface of the sensor; the upper ends of the two cylindrical pipelines are sealed, and the lower ends of the two cylindrical pipelines are communicated with the detection cover; 1 cylindrical pipeline is communicated with 1 quick-plug connector; the quick connector is detachably fixed on the side wall of one side of the gas flow cell shell; the gas flow cell shell covers the gas flow cell base.
2. The method of claim 1, wherein the method is applied to CO 2 The gas flow cell for measurement is characterized in that the quick connector is cylindrical and tubular; the quick-plug connector is detachably fixed on the side wall of one side of the gas flow cell shell through a hexagon nut.
3. The method of claim 1, wherein the method is applied to CO 2 Gas flow cell for measurement, characterized in that said CO is 2 Six pins are arranged on two sides of the sensor respectively; the pins penetrate through the gas flow cell base.
4. The method of claim 1, wherein the method is applied to CO 2 The measuring gas flow cell is characterized in that each vertex angle of a shell of the gas flow cell is provided with a screw mounting hole; a screw mounting hole site is reserved at each vertex angle of the gas flow cell base; the number of the screw mounting holes is 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221068507.7U CN217688693U (en) | 2022-05-06 | 2022-05-06 | Application to CO 2 Measuring gas flow cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221068507.7U CN217688693U (en) | 2022-05-06 | 2022-05-06 | Application to CO 2 Measuring gas flow cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217688693U true CN217688693U (en) | 2022-10-28 |
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ID=83736876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221068507.7U Active CN217688693U (en) | 2022-05-06 | 2022-05-06 | Application to CO 2 Measuring gas flow cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217688693U (en) |
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2022
- 2022-05-06 CN CN202221068507.7U patent/CN217688693U/en active Active
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