CN221174066U - Atmospheric pollution monitoring sampling device - Google Patents
Atmospheric pollution monitoring sampling device Download PDFInfo
- Publication number
- CN221174066U CN221174066U CN202323134020.1U CN202323134020U CN221174066U CN 221174066 U CN221174066 U CN 221174066U CN 202323134020 U CN202323134020 U CN 202323134020U CN 221174066 U CN221174066 U CN 221174066U
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- China
- Prior art keywords
- gas collecting
- wind
- port
- protective shell
- sampling device
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- 238000005070 sampling Methods 0.000 title claims abstract description 26
- 238000012544 monitoring process Methods 0.000 title claims abstract description 24
- 230000001681 protective effect Effects 0.000 claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 230000001105 regulatory effect Effects 0.000 abstract description 18
- 239000000428 dust Substances 0.000 abstract description 10
- 239000000809 air pollutant Substances 0.000 abstract description 3
- 231100001243 air pollutant Toxicity 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 43
- 239000003344 environmental pollutant Substances 0.000 description 7
- 231100000719 pollutant Toxicity 0.000 description 7
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 229910052815 sulfur oxide Inorganic materials 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
An atmospheric pollution monitoring sampling device, comprising: the periphery of the protective shell is provided with a collecting opening; the air adjusting mechanism is used for adjusting the air inlet quantity of the collecting port; the gas collecting mechanism is arranged in the protective shell; the conical channel is communicated with the collecting port and the air collecting mechanism. When the wind force is too large, the adjusting plate shields part of the collecting opening under the pushing of the protrusion and the wind force to the adjusting plate, so that the wind force entering the collecting opening is reduced, dust driven by the too large wind force is precipitated, a large amount of dust is prevented from being collected due to the too large wind force for a short time, an atmospheric sample is polluted, and the deviation of a final experimental result is reduced; when the wind speed is reduced, the spring pushes the wind receiving plate to reset, and meanwhile, the balancing weight presses the wind regulating plate to reset, and the air quantity in the protective shell is automatically regulated through the regulating plate, so that the collected air pollutants tend to be average, and the accuracy of a monitoring result is ensured.
Description
Technical Field
The utility model relates to the technical field of atmosphere monitoring, in particular to an atmosphere pollution monitoring sampling device.
Background
The atmospheric pollution monitoring is to measure the type and concentration of pollutants in the atmosphere and observe the time-space distribution and change rule of the pollutants, the atmospheric quality monitoring is to carry out point-distribution sampling and analysis on main pollutants in the atmosphere of a certain area, the molecular pollutants monitored mainly comprise sulfur oxides, nitrogen oxides, carbon monoxide, ozone, hydrocarbon and the like, and the granular pollutants mainly comprise dust fall, total suspended particles, floating dust and acid sedimentation.
When the existing atmospheric pollution sampler collects an atmospheric sample, air is directly collected into a gas collecting bottle, and when short-time strong wind weather is met, dust is carried in part of wind and does not normally float in the air, and the part of dust is collected to influence the subsequent monitoring result.
Disclosure of utility model
The utility model aims to overcome the defects of the conditions, and aims to provide the atmospheric pollution monitoring and sampling device which can automatically adjust the air quantity entering the gas collecting bottle and acquire more accurate atmospheric samples.
An atmospheric pollution monitoring sampling device, characterized by comprising: the collecting ports are formed in the periphery of the protective shell; the wind adjusting mechanism comprises a wind receiving plate, an adjusting plate, a connecting rod, a supporting shaft, a supporting block and a spring, wherein the wind receiving plate is rotationally connected to the side wall of the protective shell, the connecting rod is fixedly connected to the top of the adjusting plate, the connecting rod is rotationally connected to the supporting shaft, the supporting block is fixedly connected to the side wall of the protective shell, the supporting shaft is fixedly connected to the top of the supporting block, and the spring is connected with the side wall of the protective shell and the rear end of the wind receiving plate; the gas collecting mechanism is arranged in the protective shell; the taper channel is communicated with the collecting port and the gas collecting mechanism.
Further, the front end of the air receiving plate is provided with a bulge, the top of the bulge is attached to the bottom of the rear end of the connecting rod, and the top of the rear end of the connecting rod is provided with a balancing weight.
Further, the top of the adjusting plate is provided with a wedge block, and when the connecting rod is in a horizontal state, the adjusting plate is in a downward inclined state.
Further, the gas collecting mechanism comprises a gas collecting bottle, a gas collecting bin and a fan, wherein the gas collecting bin is located in the protective shell, the fan is arranged at the bottom of the gas collecting bin, a vent hole is formed in the bottom of the gas collecting bin, the vent hole penetrates through the gas collecting bin and the bottom of the protective shell, and the gas collecting bottle is connected to the bottom of the vent hole in a threaded mode.
Further, gas collecting ports are formed in the periphery of the side wall of the gas collecting bin, and the size of each gas collecting port is smaller than that of each collecting port.
Further, the large conical channel port is fixedly connected with the collecting port, and the small conical channel port is fixedly connected with the gas collecting port.
Further, a protective net is arranged at the large port of the taper channel.
Further, a bracket is fixedly connected to the bottom of the protective shell.
Compared with the prior art, the utility model has the beneficial effects that:
① When the wind force is too large, the wind blows the wind receiving plate and the regulating plate, the wind receiving plate is backwards inclined after being blown, the bulge is driven to upwards move when the wind receiving plate is backwards inclined, the bulge pushes the rear end of the connecting rod to upwards tilt, meanwhile, the front end of the connecting rod is downwards inclined, the connecting rod drives the regulating plate to downwards tilt, and the regulating plate shields part of the collecting port under the pushing of the bulge and the wind force to the regulating plate, so that the wind force entering the collecting port is reduced, dust precipitation caused by the too large wind force is prevented, a large amount of dust is collected due to the too large short wind force, an atmospheric sample is polluted, and the deviation of a final experiment result is reduced; when the wind speed is reduced, the spring pushes the wind receiving plate to reset, and meanwhile, the balancing weight presses the wind regulating plate to reset, and the air quantity in the protective shell is automatically regulated through the regulating plate, so that the collected air pollutants tend to be average, and the accuracy of a monitoring result is ensured.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
Fig. 1 is a schematic diagram of the overall structure of an air pollution monitoring and sampling device.
Fig. 2 is an enlarged view at a in fig. 1.
Fig. 3 is a cross-sectional view of a protective housing and a sump of an atmospheric pollution monitoring sampling device.
In the figure: 1. a protective shell; 11. a collection port; 12. a bracket; 2. an air adjusting mechanism; 21. a wind receiving plate; 211. a protrusion; 212. a rotating shaft; 22. an adjusting plate; 221. balancing weight; 23. a connecting rod; 24. a support shaft; 25. a support block; 26. a spring; 3. a gas collecting mechanism; 31. a gas collecting bottle; 32. a gas collection bin; 321. an air collecting port; 33. a fan; 34. a vent hole; 4. a tapered channel; 41. and a protective net.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, an atmospheric pollution monitoring and sampling device includes: the protective shell 1, the protective shell 1 is equipped with the collection mouth 11 all around; the air adjusting mechanism 2 is used for adjusting the air inlet of the collecting port 11; the gas collecting mechanism 3 is arranged in the protective shell 1; the taper channel 4, the taper channel 4 communicates with the collecting port 11 and the air collecting mechanism 3.
As shown in fig. 2, the wind adjusting mechanism 2 comprises a wind receiving plate 21, an adjusting plate 22, a connecting rod 23, a supporting shaft 24, a bearing block 25 and a spring 26, wherein the wind receiving plate 21 is rotationally connected to the side wall of the protective housing 1 through a rotating shaft 212, the connecting rod 23 is fixedly connected to the top of the adjusting plate 22, the connecting rod 23 is rotationally connected to the supporting shaft 24, the distance between the rear end of the connecting rod 23 and the supporting shaft 24 is smaller than the distance between the front end of the connecting rod 23 and the supporting shaft 24, the bearing block 25 is fixedly connected to the side wall of the protective housing 1, the wind receiving plate 21 is positioned above the bearing block 25, the adjusting plate 22 is positioned in front of the bearing block 25, the rotation of the adjusting plate 22 does not touch the bearing block 25, the back shaft 24 rigid coupling is in the supporting piece 25 top, spring 26 connects protective housing 1 lateral wall and receives the aerofoil 21 rear end, spring 26 provides the support for receiving the aerofoil 21, it is equipped with protruding 211 to receive the aerofoil 21 front end, protruding 211 top and the laminating of connecting rod 23 rear end bottom, connecting rod 23 rear end top is equipped with balancing weight 221, balancing weight 221 presses connecting rod 23 to warp backward, make regulating plate 22 be in the open state when no wind, prevent balancing weight 221 from upwarp too high with regulating plate 22, protruding 211 restriction connecting rod 23 rear end downward displacement, spring 26 pulling receives aerofoil 21, prevent connecting rod 23 from pressing and receiving aerofoil 21 forward lean.
When the wind force is too large, the wind blows the wind receiving plate 21 and the adjusting plate 22, the wind receiving plate 21 is inclined backwards after being blown, the bulge 211 is driven to move upwards when the wind receiving plate is inclined backwards, the bulge 211 pushes the rear end of the connecting rod 23 to tilt upwards, meanwhile, the front end of the connecting rod 23 is inclined downwards, the connecting rod 23 drives the adjusting plate 22 to tilt downwards, the adjusting plate 22 shields part of the collecting opening 11 under the pushing of the bulge 211 and the wind force to the adjusting plate 22, so that the wind force entering the collecting opening 11 is reduced, dust driven by the too large wind force is precipitated, a large amount of dust is prevented from being collected due to the too large wind force for a short time, an atmospheric sample is polluted, and the deviation of a final experiment result is reduced; when the wind speed is reduced, the spring 26 pushes the wind receiving plate 21 to reset, meanwhile, the balancing weight 221 presses the wind regulating plate to reset, and the air quantity entering the protective shell 1 is automatically regulated through the regulating plate 22, so that the collected air pollutants tend to be average, and the accuracy of a monitoring result is ensured.
The regulating plate 22 top is equipped with the wedge, and connecting rod 23 is in the horizontality, and regulating plate 22 be downward sloping state, and the rainwater of collecting port 11 front end can be discharged to regulating plate 22 that inclines when raining, reduces the probability that the rainwater enters into gas collecting mechanism 3, makes this device can use equally in rainy day.
As shown in fig. 3, the gas collecting mechanism 3 comprises a gas collecting bottle 31, a gas collecting bin 32 and a fan 33, the gas collecting bin 32 is positioned in the protective shell 1, the fan 33 is arranged at the bottom of the gas collecting bin 32, the fan 33 is controlled to start and stop by a controller (not shown in the figure), the controller and the fan 33 are respectively electrically connected with a storage battery (not shown in the figure), the bottom of the gas collecting bin 32 is provided with a vent hole 34, the vent hole 34 penetrates through the bottom of the gas collecting bin 32 and the protective shell 1, the gas collecting bottle 31 is screwed at the bottom of the vent hole 34, the fan 33 is started to discharge gas in the gas collecting bottle 31 before atmospheric sampling, and then atmospheric pollutants are sampled, for example, 24 hours of sampling is needed, the device is directly placed at a sampling place and the atmospheric gases in the gas collecting bottle 31 and the sampling point tend to average, and after the time, the gas collecting bottle 31 is screwed out and a bottle cap is covered, and then the atmospheric pollutants are tested; when the quick sampling is needed in a short time, the fan 33 is started to suck the gas into the gas collecting bottle 31 quickly, so that the sampling work can be accelerated, and the efficiency is high and the convenience is high.
The gas collecting bin 32 has gas collecting ports 321 around the side wall, the position of the gas collecting ports 321 corresponds to the collecting port 11, the size of the gas collecting ports 321 is smaller than that of the collecting port 11, the large port of the conical channel 4 is fixedly connected with the collecting port 11, the small port of the conical channel 4 is fixedly connected with the gas collecting ports 321, the inner diameter of the air is gradually reduced after the air enters the collecting port 11, the wind pressure is gradually increased, and the air is easier to enter the gas collecting cylinder 31.
The large port of the taper channel 4 is provided with the protective net 41, the protective net 41 prevents garbage such as leaf plastic bags and the like from entering the gas collecting bottle 31, the collected atmospheric sample is ensured to contain no garbage, and meanwhile, the taper channel 4 is prevented from being blocked by the garbage, so that the normal operation of sampling work is ensured.
The bottom of the protective housing 1 is fixedly connected with a bracket 12, and the device is arranged at a sampling place through the bracket 12.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. An atmospheric pollution monitoring sampling device, characterized by comprising:
The collecting device comprises a protective shell (1), wherein collecting ports (11) are formed in the periphery of the protective shell (1);
The wind adjusting mechanism (2), the wind adjusting mechanism (2) comprises a wind receiving plate (21), an adjusting plate (22), a connecting rod (23), a supporting shaft (24), a bearing block (25) and a spring (26), wherein the wind receiving plate (21) is rotationally connected to the side wall of the protective housing (1), the connecting rod (23) is fixedly connected to the top of the adjusting plate (22), the connecting rod (23) is rotationally connected to the supporting shaft (24), the bearing block (25) is fixedly connected to the side wall of the protective housing (1), the supporting shaft (24) is fixedly connected to the top of the bearing block (25), and the spring (26) is connected with the side wall of the protective housing (1) and the rear end of the wind receiving plate (21).
The gas collecting mechanism (3), the gas collecting mechanism (3) is arranged in the protective shell (1);
and the conical channel (4) is communicated with the collecting port (11) and the gas collecting mechanism (3).
2. An atmospheric pollution monitoring sampling device according to claim 1, wherein: the front end of the wind receiving plate (21) is provided with a bulge (211), the top of the bulge (211) is attached to the bottom of the rear end of the connecting rod (23), and the top of the rear end of the connecting rod (23) is provided with a balancing weight (221).
3. An atmospheric pollution monitoring sampling device according to claim 2, wherein: the top of the adjusting plate (22) is provided with a wedge block, and when the connecting rod (23) is in a horizontal state, the adjusting plate (22) is in a downward inclined state.
4. An atmospheric pollution monitoring sampling device according to claim 1, wherein: the gas collecting mechanism (3) comprises a gas collecting bottle (31), a gas collecting bin (32) and a fan (33), wherein the gas collecting bin (32) is located in the protective shell (1), the fan (33) is arranged at the bottom of the gas collecting bin (32), a vent hole (34) is formed in the bottom of the gas collecting bin (32), the vent hole (34) penetrates through the gas collecting bin (32) and the bottom of the protective shell (1), and the gas collecting bottle (31) is connected to the bottom of the vent hole (34) in a threaded mode.
5. An atmospheric pollution monitoring sampling device as defined in claim 4, wherein: and the periphery of the side wall of the gas collection bin (32) is provided with a gas collection port (321), and the size of the gas collection port (321) is smaller than that of the collection port (11).
6. An atmospheric pollution monitoring sampling device as defined in claim 5, wherein: the large port of the conical channel (4) is fixedly connected with the collecting port (11), and the small port of the conical channel (4) is fixedly connected with the gas collecting port (321).
7. An atmospheric pollution monitoring sampling device according to claim 1, wherein: a protective net (41) is arranged at the big port of the conical channel (4).
8. An atmospheric pollution monitoring sampling device according to claim 1, wherein: the bottom of the protective shell (1) is fixedly connected with a bracket (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323134020.1U CN221174066U (en) | 2023-11-21 | 2023-11-21 | Atmospheric pollution monitoring sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323134020.1U CN221174066U (en) | 2023-11-21 | 2023-11-21 | Atmospheric pollution monitoring sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221174066U true CN221174066U (en) | 2024-06-18 |
Family
ID=91442601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323134020.1U Active CN221174066U (en) | 2023-11-21 | 2023-11-21 | Atmospheric pollution monitoring sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221174066U (en) |
-
2023
- 2023-11-21 CN CN202323134020.1U patent/CN221174066U/en active Active
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