CN216208949U - Pollutant detection device - Google Patents
Pollutant detection device Download PDFInfo
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- CN216208949U CN216208949U CN202122567549.7U CN202122567549U CN216208949U CN 216208949 U CN216208949 U CN 216208949U CN 202122567549 U CN202122567549 U CN 202122567549U CN 216208949 U CN216208949 U CN 216208949U
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Abstract
The utility model relates to the technical field of pollutant detection, in particular to a pollutant detection device, which comprises a detection tube, wherein a detector for performing proportion analysis on pollutant components is arranged in the inner cavity of the detection tube, a gas guide tube is arranged at the top end of the detection tube, a plurality of gas guide holes are uniformly distributed on the gas guide tube, and the gas guide holes are communicated with the inner cavity of the detection tube; the pollutant enters the detection tube through the air guide hole on the air guide tube, the detector firstly measures the content of each component in the pollutant and then calculates the ratio of the content of each component to the amount of gas sucked in the detection tube, so that the component proportion of each pollutant can be obtained, more detailed qualitative analysis and more targeted quantitative analysis of the pollutant are realized, the measurement result is more accurate, the structure is simple, and the use is convenient.
Description
Technical Field
The utility model relates to the technical field of pollutant detection, in particular to a pollutant detection device.
Background
According to related reports, the non-road mobile machinery is more prominent in energy consumption and more serious in pollution compared with road vehicles, the consumption of non-road machinery diesel oil in 2008 nationwide accounts for 48.9% of the consumption of diesel oil in the whole society, wherein the proportion of NOx, CO, THC and PM emission in global mobile resources reaches about 18% -29%. The non-road mobile machinery emission control at the present stage mainly uses a mode of manual on-site detection emission, consumes a large amount of manpower and material resources, has low detection efficiency, and is difficult to effectively control the pollutant emission of the non-road mobile machinery, so that the non-road mobile machinery pollutant detection device is produced at the right moment.
However, when the existing pollutant detection device for non-road mobile machinery is used, the proportion analysis of the components of each pollutant is difficult, so that the detection result is general, the accuracy is low, the pollutant cannot be subjected to more detailed qualitative analysis and more targeted quantitative analysis, and the existing detection device is also complex in the pollutant acquisition structure.
SUMMERY OF THE UTILITY MODEL
The pollutant detection device provided by the utility model can effectively perform proportion analysis on the emission components of the non-mobile road machinery, improves the accuracy of detection results, and is simple in structure and convenient to operate.
In order to solve the technical problems, the utility model adopts the technical scheme that: pollutant detection device
Put, including the test tube, the inner chamber of test tube is equipped with and is used for carrying out the detector that accounts for the ratio analysis to pollutant composition, the top of test tube is equipped with bleed pipe, a plurality of bleed holes of evenly distributed on the bleed pipe, bleed hole with the inner chamber intercommunication of test tube.
Furthermore, the detection meter comprises a component detection module, a proportion calculation module and a data uploading module for uploading a detection result to the detection terminal, wherein the component detection module is connected with the proportion calculation module, and the proportion calculation module is connected with the data uploading module.
Further, the composition detection module includes a compound detection module and a particulate detection module.
Further, the compound detection module comprises a sulfur dioxide detection module, a hydrocarbon detection module and a nitrogen oxide detection module which are independent respectively.
Further, the bleed air pipe is connected with the air pump.
Further, the bleed air pipe and the detection pipe are detachably connected.
Further, the inner diameter of the bleed air pipe is larger than the inner diameter of the detection pipe.
Further, the inner diameter of the air guide hole is larger than the particle size of the particles in the pollutants.
Furthermore, a base is fixed at the bottom of the detection tube.
Further, a flange is arranged between the machine base and the detection pipe.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model provides a pollutant detection device, which comprises a detection tube, wherein a detection meter for performing proportion analysis on pollutant components is arranged in an inner cavity of the detection tube, a gas-leading tube is arranged at the top end of the detection tube, a plurality of gas-leading holes are uniformly distributed on the gas-leading tube, and the gas-leading holes are communicated with the inner cavity of the detection tube; the pollutant enters the detection tube through the air-bleed hole on the air-bleed tube, the detector firstly measures the content of each component in the pollutant, and then calculates the ratio of the content of each component to the air amount sucked in the detection tube, so that the component proportion of each pollutant can be obtained, and the more detailed qualitative analysis and the more targeted quantitative analysis of the pollutant can be realized
The analysis makes the measuring result more accurate, and simple structure, convenient to use.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the detector of the present invention.
Reference numerals: 1-a detection tube; 2-a detector; 3-a gas-guiding pipe; 4-air guiding holes; 5-a proportion calculation module; 6-a data uploading module; 7-a sulfur dioxide detection module; 8-a hydrocarbon detection module; 9-a nitrogen oxide detection module; 10-a particulate matter detection module; 11-an air pump; 12-a stand; 13-flange.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The utility model is described below in one of its embodiments with reference to specific embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Examples
As shown in FIG. 1, a pollutant detection device comprises a detection tube 1, wherein a detection meter 2 for performing proportion analysis on pollutant components is arranged in an inner cavity of the detection tube 1, a gas introduction tube 3 is arranged at the top end of the detection tube 1, a plurality of gas introduction holes 4 are uniformly distributed in the gas introduction tube 3, and the gas introduction holes 4 are communicated with the inner cavity of the detection tube 1.
It should be noted that, the pollutant enters the detection tube 1 through the air-entraining hole 4 on the air-entraining tube 3, the detector 2 first measures the content of each component in the pollutant, and then calculates the ratio of the content of each component to the amount of gas sucked in the detection tube 1, so as to obtain the component proportion of each pollutant, thereby realizing more detailed qualitative analysis and more targeted quantitative analysis of the pollutant, and making the measurement result more accurate.
In one embodiment, as shown in fig. 2, the detection meter 2 includes a component detection module, a proportion calculation module 5, and a data upload module 6 for uploading a detection result to the detection terminal, the component detection module is connected to the proportion calculation module 5, and the proportion calculation module 5 is connected to the data upload module 6.
It should be noted that the component detection module is configured to obtain contents of different components in the contaminant in the detection tube 1 in a unit volume, and transmit the measured content values of the components to the proportion calculation module 5, the proportion calculation module 5 is configured to calculate a ratio between the contents of the different components and a total content of the gas inhaled in the detection tube 1, and transmit the measured ratio to the data upload module 6, and the data upload module 6 is configured to transmit the measured ratio to the detection terminal, so as to obtain a detection result.
In one embodiment, as shown in FIG. 2, the composition detection module includes a compound detection module and a particulate detection module 10.
It should be noted that the compound detection module is used for detecting the content of each compound in a unit volume of the pollutant, and the particle detection module 10 is used for detecting the content of particle pollutants in a unit volume of the pollutant.
In one embodiment, as shown in fig. 2, the compound detection module includes a sulfur dioxide detection module 7, a hydrocarbon detection module 8, and a nitrogen oxide detection module 9, which are independent of each other.
It should be noted that the sulfur dioxide detection module 7 is configured to detect a sulfur dioxide content per unit volume in the pollutant, the hydrocarbon detection module 8 is configured to detect a hydrocarbon content per unit volume in the pollutant, and the nitrogen oxide detection module 9 is configured to detect a nitrogen oxide content per unit volume in the pollutant.
In one embodiment, the bleed air duct 3 is connected to an air pump 11, as shown in fig. 1.
It should be noted that the air pump 11 can suck the air around the bleed air pipe 3 into the detection pipe 1, so as to facilitate the detection by the detection meter 2; the air pump 11 can be an air pump 11 with air inlet and exhaust functions, an air inlet channel is opened when pollutants are analyzed, an air outlet channel is opened after the pollutants are detected, and residual air in the detection tube 1 is exhausted, so that the influence on the next measurement result is avoided; meanwhile, the air pump 11 and the air guide pipe 3 can be detachably connected, so that the air pump 11 can be conveniently repaired.
In one embodiment, as shown in FIG. 1, the bleed air tube 3 is removably connected to the test tube 1.
It should be noted that the bleed air pipe 3 is detachably connected to the detection pipe 1, which is convenient for cleaning and maintaining the bleed air pipe 3 and the detection pipe 1.
In one embodiment, as shown in fig. 1, the internal diameter of the bleed air tube 3 is greater than the internal diameter of the detection tube 1.
It should be noted that the inner diameter of the bleed air pipe 3 is larger, so that the contaminants can enter the detection pipe 1 conveniently, and the detection efficiency is improved.
In one embodiment, as shown in FIG. 1, the internal diameter of the bleed air holes 4 is greater than the particle size of the particulate matter in the contaminant.
It should be noted that the inner diameter of the air-entraining hole 4 is larger than the particle size of the particles, so that the air-entraining hole 4 can be prevented from being blocked by the particles in the pollutant, and the pollutant can not enter the detection tube 1, and the shape of the air-entraining hole 4 can be designed to be circular or square.
In one embodiment, as shown in fig. 1, a base 12 is fixed to the bottom of the detection tube 1.
It should be noted that the base 12 is used for supporting the detecting tube 1, so that the detecting tube 1 is placed more stably.
In one embodiment, as shown in fig. 1, a flange 13 is provided between the base 12 and the inspection pipe 1.
It should be noted that the flange 13 is used to fix the detecting tube 1 to other devices, or connect other additional devices to the detecting tube 1, so as to facilitate installation.
The working principle is as follows: when the pollutants discharged by the non-road mobile machinery are detected and analyzed, the air pump 11 is opened, so that the pollutants enter the detection pipe 1 through the air guide holes 4 on the air guide pipe 3, the sulfur dioxide content in the pollutants is obtained through a sulfur dioxide detection module 7, the hydrocarbon content in the pollutants is obtained through a hydrocarbon detection module 8, the nitrogen oxide content in the pollutants is obtained through the nitrogen oxide detection module 9, the particle pollutant content in the pollutants is obtained through the particle detection module 10, the proportion of sulfur dioxide in the pollutants sucked into the detection pipe 1, the proportion of hydrocarbon in the pollutants sucked into the detection pipe 1, the proportion of nitrogen oxide in the pollutants sucked into the detection pipe 1 and the proportion of particles in the pollutants sucked into the detection pipe 1 are respectively calculated through the proportion calculation module 5, and finally the detection result is uploaded to the detection terminal through the data uploading module 6.
In the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention or other related technical fields directly/indirectly shall be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a pollutant detection device, its characterized in that, includes the test tube, the inner chamber of test tube is equipped with the detector that is used for occupational ratio analysis to the pollutant composition, the top of test tube is equipped with bleed pipe, a plurality of bleed holes of evenly distributed on the bleed pipe, the bleed hole with the inner chamber intercommunication of test tube.
2. A pollutant detection device according to claim 1, in which the detection meter comprises a component detection module, a proportion calculation module and a data upload module for uploading detection results to a detection terminal, the component detection module being connected to the proportion calculation module, the proportion calculation module being connected to the data upload module.
3. A pollutant detection device according to claim 2, in which the composition detection module comprises a compound detection module and a particulate detection module.
4. A pollutant detection device according to claim 3, in which the compound detection module comprises a sulphur dioxide detection module, a hydrocarbon detection module and a nitrogen oxide detection module which are each independent.
5. A contaminant detection means according to claim 1, wherein the bleed air duct is connected to an air pump.
6. A contaminant detection arrangement according to claim 5, wherein the bleed air duct is removably connected to the detection duct.
7. A contaminant detection arrangement according to claim 6, wherein the internal diameter of the bleed air duct is greater than the internal diameter of the detection duct.
8. A contaminant detection means according to claim 1, wherein the internal diameter of the bleed hole is greater than the particle size of the particulate material in the contaminant.
9. A contamination detecting device according to any one of claims 1 to 8, wherein a base is fixed to a bottom of the detecting tube.
10. A contamination detecting apparatus according to claim 9, wherein a flange is provided between the base and the detecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122567549.7U CN216208949U (en) | 2021-10-25 | 2021-10-25 | Pollutant detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122567549.7U CN216208949U (en) | 2021-10-25 | 2021-10-25 | Pollutant detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216208949U true CN216208949U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122567549.7U Active CN216208949U (en) | 2021-10-25 | 2021-10-25 | Pollutant detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216208949U (en) |
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2021
- 2021-10-25 CN CN202122567549.7U patent/CN216208949U/en active Active
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