CN220490500U - Sample collection mechanism - Google Patents
Sample collection mechanism Download PDFInfo
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- CN220490500U CN220490500U CN202321794172.1U CN202321794172U CN220490500U CN 220490500 U CN220490500 U CN 220490500U CN 202321794172 U CN202321794172 U CN 202321794172U CN 220490500 U CN220490500 U CN 220490500U
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- storage tank
- lifting frame
- gas storage
- pipe
- collection mechanism
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- 230000007246 mechanism Effects 0.000 title claims abstract description 16
- 238000005070 sampling Methods 0.000 claims abstract description 33
- 239000007789 gas Substances 0.000 abstract description 61
- 238000001514 detection method Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 239000000284 extract Substances 0.000 abstract description 3
- 239000003344 environmental pollutant Substances 0.000 description 7
- 231100000719 pollutant Toxicity 0.000 description 7
- 238000012544 monitoring process Methods 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000006872 improvement Effects 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
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 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
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to an atmospheric environment detection sample collection mechanism capable of sampling different depths, in particular to a sample collection mechanism, which comprises a base and a lifting frame, wherein the lifting frame is fixedly connected to the upper surface of the base, a lifting assembly is arranged in the lifting frame, the left side surface of the lifting frame is in sliding connection with the right side surface of a mounting plate, the upper surface of the mounting plate is provided with a sampling assembly, a corrugated pipe and a gas storage tank are sealed by rotating a flap valve so as to prevent the corrugated pipe and the gas storage tank from communicating with external air, a vacuum pump respectively extracts air reserved in the gas storage tank and the corrugated pipe through a three-way pipe, an exhaust pipe a and an exhaust pipe b, evacuates the gas storage tank and the corrugated pipe, avoids mixing of sample gases with different depths, and solves the problems that the sample gases can be reserved in a sampling pipeline in the sampling process of the existing device are easy to mix with sample gases with another depth, and the accuracy of a detection result is affected.
Description
Technical Field
The utility model relates to a sample collection mechanism, in particular to an atmospheric environment detection sample collection mechanism capable of sampling different depths.
Background
The atmospheric environment monitoring is to observe and analyze the change of the concentration of pollutants in the atmospheric environment and the measuring process of the environmental influence, the atmospheric pollution monitoring is to measure the types and the concentration of the pollutants in the atmosphere and observe the time-space distribution and the change rule of the pollutants, and the molecular pollutants are mainly sulfur oxides, nitrogen oxides, carbon monoxide, ozone, halogenated hydrocarbons, hydrocarbon and the like; the granular pollutants mainly comprise dust fall, total suspended particles, floating dust and acid sedimentation, the atmospheric quality monitoring is to carry out point distribution sampling and analysis on the main pollutants in the atmosphere of a certain area, and the quality detection link of the atmospheric environment is a key ring for judging the quality of the ecological environment, so that a sample collection mechanism for detecting the quality of the atmospheric environment is needed.
When the atmosphere is monitored and sampled, the types and the concentrations of the pollutants contained in the atmosphere environment with different depths are different, so that the gases with different depths are required to be sampled, but in the sampling process, the sample gas can remain in a sampling pipeline, and is easy to mix with the sample gas with another depth during the sampling again, so that the accuracy of a detection result is affected.
Disclosure of Invention
To solve the problems set forth in the background art. The utility model provides a sample collection mechanism.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sample collection mechanism, includes base and crane, the upper surface rigid coupling of base has the crane, the inside of crane is provided with lifting assembly, the left surface of crane and the right side sliding connection of mounting panel, the upper surface of mounting panel sets up sampling assembly, the gas receiver is installed to the downside of crane surface, the right side of gas receiver upper surface is provided with exhaust assembly.
Preferably, the sampling assembly comprises an air inlet cylinder arranged on the upper surface of the mounting plate, the lower surface of the air inlet cylinder is communicated with one end of a corrugated pipe, the other end of the corrugated pipe is communicated with the upper surface of the air storage tank, and an air inlet fan is arranged on the upper side of the inner wall of the air inlet cylinder.
Preferably, the lifting assembly comprises a screw rod rotationally connected with the lower surface of the inner wall of the lifting frame, the top end of the screw rod penetrates through a bearing clamped on the upper surface of the inner wall of the lifting frame to be fixedly connected with an output shaft of a servo motor, the servo motor is arranged on the upper surface of the lifting frame, a thread bush is connected with the outer surface of the screw rod in a threaded manner, and the left side surface of the thread bush is fixedly connected with the right side surface of the mounting plate.
Preferably, a flap valve is mounted on the front surface of the corrugated pipe.
Preferably, a plurality of air inlet valves are symmetrically arranged on the lower surface of the air storage tank, and sampling bags are arranged at the exhaust ends of the air inlet valves.
Preferably, the exhaust assembly comprises a vacuum pump arranged on the right side of the upper surface of the gas storage tank, the exhaust end of the vacuum pump is communicated with one end of a three-way pipe through an exhaust pipe, the other two ends of the three-way pipe are respectively communicated with one ends of an exhaust pipe a and an exhaust pipe b, the other end of the exhaust pipe a is communicated with the right side surface of the corrugated pipe, and the other end of the exhaust pipe b is communicated with the upper surface of the gas storage tank.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the corrugated pipe and the gas storage tank are sealed by rotating the flap valve, so that the corrugated pipe and the gas storage tank cannot communicate with external air, the vacuum pump respectively extracts air reserved in the gas storage tank and the corrugated pipe through the three-way pipe, the exhaust pipe a and the exhaust pipe b, and vacuumizes the gas storage tank and the corrugated pipe, so that the air in the gas storage tank and the corrugated pipe is emptied, the mixing of sample gases with different depths is avoided, the detection precision is influenced, and the problems that the sample gases are easy to mix with sample gases with another depth in a sampling pipeline and the accuracy of a detection result is influenced in the sampling process of the conventional device are solved.
According to the utility model, the extracted sample gas is injected into the gas storage box through the corrugated pipe, enters the sampling bag through the gas storage box, and when the sample gas with other depths is extracted, the air inlet valve of the corresponding sampling bag is opened, so that the sample gas can be injected without frequent replacement of the sampling bag by sampling personnel.
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 structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic diagram of the structure of the present utility model in front view;
in the figure: 1. a lifting frame; 2. a base; 3. a gas storage tank;
lifting assembly: 41. a servo motor; 42. a screw; 43. a thread sleeve; 5. a mounting plate;
sampling assembly: 61. an air inlet cylinder; 62. an air inlet fan; 63. a bellows;
7. an intake valve; 8. a sampling bag;
and (3) an exhaust assembly: 91. a vacuum pump; 92. a three-way pipe; 93. an exhaust pipe a; 94. an exhaust pipe b;
10. a flap valve.
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.
Examples
Referring to fig. 1-3, the present utility model provides the following technical solutions: the utility model provides a sample collection mechanism, includes base 2 and crane 1, the upper surface rigid coupling of base 2 has crane 1, the inside of crane 1 is provided with lifting assembly, the left surface of crane 1 and the right side sliding connection of mounting panel 5, the upper surface of mounting panel 5 sets up sampling assembly, gas receiver 3 is installed to the downside of crane 1 surface, the right side of gas receiver 3 upper surface is provided with exhaust assembly.
Specifically, the sampling assembly comprises an air inlet cylinder 61 arranged on the upper surface of the mounting plate 5, the lower surface of the air inlet cylinder 61 is communicated with one end of a corrugated pipe 63, the other end of the corrugated pipe 63 is communicated with the upper surface of the air storage tank 3, and an air inlet fan 62 is arranged on the upper side of the inner wall of the air inlet cylinder 61;
the depth of gas is extracted by the intake fan 62, and the extracted gas is discharged into the gas tank 3 through the intake cylinder 61 and the bellows 63.
Specifically, the lifting assembly comprises a screw rod 42 rotationally connected with the lower surface of the inner wall of the lifting frame 1, the top end of the screw rod 42 penetrates through a bearing clamped on the upper surface of the inner wall of the lifting frame 1 to be fixedly connected with an output shaft of a servo motor 41, the servo motor 41 is arranged on the upper surface of the lifting frame 1, a thread bush 43 is connected with the outer surface of the screw rod 42 in a threaded manner, and the left side surface of the thread bush 43 is fixedly connected with the right side surface of the mounting plate 5;
the servo motor 41 drives the screw rod 42 to rotate, the screw rod 42 rotates to drive the threaded sleeve 43 to move upwards, the threaded sleeve 43 moves upwards to drive the mounting plate 5 and the sampling tube to move upwards, and then sample gases with different depths are extracted according to requirements.
Specifically, the flap valve 10 is installed by providing the front surface of the bellows 63;
when another depth of sample gas is extracted, the flap valve 10 is turned to seal the bellows 63 and the gas tank 3 from communication with the outside air.
Specifically, a plurality of air inlet valves 7 are symmetrically arranged on the lower surface of the air storage tank 3, and sampling bags 8 are arranged at the exhaust ends of the air inlet valves 7;
the air inlet valve 7 is opened, the extracted sample gas is injected into the gas storage tank 3 through the corrugated pipe 63, the sample gas enters the sampling bag 8 through the gas storage tank 3, and when the sample gas with other depth is extracted, the air inlet valve 7 of the sampling bag 8 corresponding to the sample gas is opened, so that the sample gas can be injected without frequently replacing the sampling bag 8.
Specifically, the exhaust assembly comprises a vacuum pump 91 installed on the right side of the upper surface of the gas storage tank 3, the exhaust end of the vacuum pump 91 is communicated with one end of a three-way pipe 92 through an exhaust pipe, the other two ends of the three-way pipe 92 are respectively communicated with one end of an exhaust pipe a93 and one end of an exhaust pipe b94, the other end of the exhaust pipe a93 is communicated with the right side surface of the corrugated pipe 63, and the other end of the exhaust pipe b94 is communicated with the upper surface of the gas storage tank 3;
the vacuum pump 91 respectively extracts air reserved in the air storage tank 3 and the corrugated pipe 63 through the three-way pipe 92, the air extraction pipe a93 and the air extraction pipe b94, vacuumizes the air storage tank 3 and the corrugated pipe 63, and evacuates the air in the air storage tank 3 and the corrugated pipe 63, so that the mixture of sample gases with different depths is avoided, and the detection precision is influenced;
solenoid valves are arranged on the front surfaces of the exhaust pipe a93 and the exhaust pipe b94, so that sample gas can be prevented from entering the solenoid valves during air intake.
The working principle and the using flow of the utility model are as follows:
the utility model, when in use;
the servo motor 41 drives the screw rod 42 to rotate, the screw rod 42 rotates to drive the threaded sleeve 43 to move upwards, the threaded sleeve 43 moves upwards to drive the mounting plate 5 and the sampling cylinder to move upwards, and then sample gas of different depths is extracted according to requirements, the gas of the depth is extracted through the air inlet fan 62, the extracted gas is discharged into the gas storage box 3, the air inlet valve 7 is opened, the extracted sample gas is injected into the sampling bag 8 through the gas storage box 3, when sample gas of other depths is extracted, the air inlet valve 7 of the sampling bag 8 corresponding to the sample gas is opened, the sample gas can be injected, when sample gas of the other depths is extracted, the flap valve 10 is rotated, the corrugated pipe 63 and the gas storage box 3 are closed, so that the vacuum pump 91 can not communicate with external air, the gas storage box 3 and the air reserved in the corrugated pipe 63 are extracted respectively through the three-way pipe 92, the air exhaust pipe a93 and the air exhaust pipe b94, the gas storage box 3 and the corrugated pipe 63 are vacuumized, and the air therein are mixed, and the sample gas of different depths are prevented from being mixed, and the detection accuracy is affected.
The circuit, the electronic components and the modules are all in the prior art, and can be completely realized by a person skilled in the art, and needless to say, the protection of the utility model does not relate to the improvement of software and a method.
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 (6)
1. Sample collection mechanism, including base (2) and crane (1), its characterized in that: the gas storage device is characterized in that a lifting frame (1) is fixedly connected to the upper surface of the base (2), a lifting assembly is arranged in the lifting frame (1), the left side surface of the lifting frame (1) is slidably connected with the right side surface of the mounting plate (5), a sampling assembly is arranged on the upper surface of the mounting plate (5), a gas storage tank (3) is arranged on the lower side of the outer surface of the lifting frame (1), and an exhaust assembly is arranged on the right side of the upper surface of the gas storage tank (3).
2. A sample collection mechanism according to claim 1, wherein: the sampling assembly comprises an air inlet cylinder (61) arranged on the upper surface of the mounting plate (5), the lower surface of the air inlet cylinder (61) is communicated with one end of a corrugated pipe (63), the other end of the corrugated pipe (63) is communicated with the upper surface of the air storage tank (3), and an air inlet fan (62) is arranged on the upper side of the inner wall of the air inlet cylinder (61).
3. A sample collection mechanism according to claim 1, wherein: the lifting assembly comprises a screw rod (42) rotationally connected with the lower surface of the inner wall of the lifting frame (1), the top end of the screw rod (42) penetrates through a bearing clamped on the upper surface of the inner wall of the lifting frame (1) to be fixedly connected with an output shaft of a servo motor (41), the servo motor (41) is installed on the upper surface of the lifting frame (1), a thread bush (43) is connected with the outer surface of the screw rod (42) in a threaded manner, and the left side surface of the thread bush (43) is fixedly connected with the right side surface of the mounting plate (5).
4. A sample collection mechanism according to claim 2, wherein: a flap valve (10) is arranged on the front surface of the corrugated pipe (63).
5. A sample collection mechanism according to claim 1, wherein: a plurality of air inlet valves (7) are symmetrically arranged on the lower surface of the air storage tank (3), and sampling bags (8) are arranged at the exhaust ends of the air inlet valves (7).
6. A sample collection mechanism according to claim 1, wherein: the exhaust assembly comprises a vacuum pump (91) arranged on the right side of the upper surface of the gas storage tank (3), the exhaust end of the vacuum pump (91) is communicated with one end of a three-way pipe (92) through an exhaust pipe, the other two ends of the three-way pipe (92) are respectively communicated with one end of an exhaust pipe a (93) and one end of an exhaust pipe b (94), the other end of the exhaust pipe a (93) is communicated with the right side surface of the corrugated pipe (63), and the other end of the exhaust pipe b (94) is communicated with the upper surface of the gas storage tank (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321794172.1U CN220490500U (en) | 2023-07-10 | 2023-07-10 | Sample collection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321794172.1U CN220490500U (en) | 2023-07-10 | 2023-07-10 | Sample collection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220490500U true CN220490500U (en) | 2024-02-13 |
Family
ID=89842815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321794172.1U Active CN220490500U (en) | 2023-07-10 | 2023-07-10 | Sample collection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220490500U (en) |
-
2023
- 2023-07-10 CN CN202321794172.1U patent/CN220490500U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240929 Address after: No. 47, Daping Group, Liangjing Village, Xinnan Town, Meitan County, Zunyi City, Guizhou Province, China 564100 Patentee after: Sun Lei Country or region after: China Address before: Room 201, Office Building, No. 800 Yinhu Second Road, Xiaolan Economic and Technological Development Zone, Nanchang County, Nanchang City, Jiangxi Province, 330200 Patentee before: Jiangxi Kangze Environmental Technology Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20241009 Address after: 550000 No. 3, 2nd Floor, Unit 2, Building 3, Guiyang Hengda Yayuan, Shunhai Dapo Road, Wudang District, Guiyang City, Guizhou Province Patentee after: Guizhou Yajian Project Management Consulting Co.,Ltd. Country or region after: China Address before: No. 47, Daping Group, Liangjing Village, Xinnan Town, Meitan County, Zunyi City, Guizhou Province, China 564100 Patentee before: Sun Lei Country or region before: China |