CN220154019U - Sampling device for air detection - Google Patents
Sampling device for air detection Download PDFInfo
- Publication number
- CN220154019U CN220154019U CN202320658717.XU CN202320658717U CN220154019U CN 220154019 U CN220154019 U CN 220154019U CN 202320658717 U CN202320658717 U CN 202320658717U CN 220154019 U CN220154019 U CN 220154019U
- Authority
- CN
- China
- Prior art keywords
- shell
- fixedly connected
- sampling device
- end cover
- piston rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 30
- 238000001514 detection method Methods 0.000 title claims abstract description 20
- 229920000742 Cotton Polymers 0.000 claims abstract description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009965 odorless effect Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a sampling device for air detection, which comprises a shell, wherein a piston is fixedly connected in the shell, a piston rod is coaxially and fixedly connected to one side of the piston, a handle is connected to the end part of the piston rod in a threaded manner, a first threaded part is arranged at one end of the shell, a second threaded part is arranged at the other end of the shell, a first end cover is connected to the first threaded part in a threaded manner, a connecting hose and a connector of the sampling device are contained at the end part of the shell, the second end cover is connected with the second threaded part of the end part of the shell in a threaded manner, a cotton pad fixedly connected with the second end cover is attached to the connecting hose and the connector, the connecting hose and the connector are limited, the piston rod is pushed to move by pressing the handle, the piston is moved to the end part of a pipe body in a threaded manner, the first end cover is in threaded connection with the first threaded part of the end part of the shell, the rubber pad is tightly attached to the handle built in the shell, the piston rod is limited, the device is contained, and the device is conveniently carried by the handle.
Description
Technical Field
The utility model relates to the technical field of air detection, in particular to a sampling device for air detection.
Background
Air is a "vital gas" that we breathe every day, it is layered on the earth's surface, transparent and colorless and odorless, it is mainly composed of nitrogen and oxygen, it has an important impact on human survival and production, oxygen in air is essential for all aerobic organisms. In the natural state, air is odorless. The air detection mainly detects components of air, the outdoor air detection mainly detects air pollution caused by industry, and the indoor air detection mainly detects positions of decorative materials or furniture released and harmful to human bodies. When detecting air, a sampling device is needed to sample the air.
However, in the conventional sampling device, when the sampling device is carried, a connecting member such as a hose connected with the sampling device is exposed, and when the sampling device is carried, the sampling device may swing along with movement, so that part of parts may be damaged, and the sampling device is troublesome to carry.
Disclosure of Invention
The present utility model is directed to a sampling device for air detection, which solves the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides an air detection is with sampling device, includes the casing, fixedly connected with body in the casing, sliding connection has the piston in the body, the coaxial fixedly connected with piston rod in piston one side, piston rod tip threaded connection has the handle, casing one end is provided with first screw thread portion, the casing other end is provided with second screw thread portion, first screw thread portion department threaded connection has first end cover, second screw thread portion threaded connection has the second end cover, casing outer wall fixedly connected with handle.
As a further scheme of the utility model: the inner wall of the shell is fixedly connected with a guide sleeve, the piston rod penetrates through the guide sleeve, and the piston rod is in sliding connection with the inner wall of the guide sleeve.
As still further aspects of the utility model: the pipe is characterized in that valves are fixedly connected with internal threads of two through holes at the end part of the pipe body, the end part of one valve is connected with a connecting hose, and the end part of the connecting hose is connected with a connector.
As still further aspects of the utility model: the connecting ropes are arranged at two ends of the shell, the spring hooks are fixedly connected to two ends of the connecting ropes, and the spring hooks at two ends of the connecting ropes are respectively connected with the corresponding connecting lugs of the outer wall of the shell, the first end cover and the outer wall of the second end cover.
As still further aspects of the utility model: and the inner wall of the first end cover is fixedly connected with a rubber pad.
As still further aspects of the utility model: and the inner wall of the second end cover is fixedly connected with a cotton pad.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the connecting hose and the connector of the sampling device are accommodated to the end part of the shell, the second end cover is in threaded connection with the second threaded part of the end part of the shell, the cotton pad fixedly connected with the second end cover is attached to the connecting hose and the connector, the connecting hose and the connector are limited, the piston rod is pushed to move by pressing the handle in the same way, the piston moves to the end part of the tube body, the first end cover is in threaded connection with the first threaded part of the end part of the shell, the rubber pad is tightly attached to the handle which is arranged in the shell, the limiting of the piston rod is realized, the accommodation of the device is realized, and the device is convenient to carry through the handle.
2. When the air is sampled, the valve connected with the connecting hose is opened, the other valve is closed, the handle is pulled in a sampling place, the piston extracts air into the tube body, the valve connected with the connecting hose is closed, the other valve is opened, the air originally remained in the device is discharged, and the interference on the sample is reduced.
Drawings
Fig. 1 is a sectional view of an air detection sampling device opened.
Fig. 2 is a front view of a closed air detection sampling device.
Fig. 3 is a side view of a sampling device for air detection.
In the figure: 1. a housing; 2. a piston rod; 3. a handle; 4. a handle; 5. a first end cap; 6. a second end cap; 7. a connecting rope; 8. a connecting hose; 9. a connector; 10. a tube body; 11. a valve; 12. a rubber pad; 13. a cotton pad; 14. a piston; 15. a guide sleeve; 16. a first threaded portion; 17. and a second threaded portion.
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.
Referring to fig. 1 to 3, in an embodiment of the utility model, a sampling device for air detection includes a housing 1, a housing tube 10 is fixedly connected in the housing 1, a piston 14 is slidably connected in the tube 10, a piston rod 2 is coaxially and fixedly connected to one side of the piston 14, a handle 3 is screwed at an end portion of the piston rod 2, a first threaded portion 16 is provided at one end of the housing 1, a second threaded portion 17 is provided at the other end of the housing 1, a first end cap 5 is screwed at the first threaded portion 16, a second end cap 6 is screwed at the second threaded portion 17, and a handle 4 is fixedly connected to an outer wall of the housing 1.
Through accomodating sampling device's part to the casing 1 in, through first screw thread portion 16 threaded connection of first end cover 5 with casing 1 tip, second end cover 6 and the second screw thread portion 17 threaded connection of casing 1 tip, realize accomodating the device, through handle 4, make things convenient for carrying of device.
The inner wall of the shell 1 is fixedly connected with a guide sleeve 15, the piston rod 2 penetrates through the guide sleeve 15, the piston rod 2 is in sliding connection with the inner wall of the guide sleeve 15, and the guide sleeve 15 increases the moving stability of the piston rod 2.
The valve 11 is fixedly connected with two through holes internal threads at the end part of the pipe body 10, the end part of one valve 11 is connected with the connecting hose 8, and the end part of the connecting hose 8 is connected with the connector 9.
The two ends of the shell 1 are respectively provided with a connecting rope 7, the two ends of the connecting rope 7 are fixedly connected with spring hooks, and the spring hooks at the two ends of the connecting rope 7 are respectively connected with connecting lugs of the outer walls of the corresponding shell 1, the first end cover 5 and the second end cover 6.
The inner wall of the first end cover 5 is fixedly connected with a rubber gasket 12, and when the first end cover 5 is in threaded connection with the first threaded portion 16 of the shell 1, the rubber gasket 12 is tightly attached to the handle 3 built in the shell 1, so that the limit of the piston rod 2 is realized.
The cotton pad 13 is fixedly connected to the inner wall of the second end cover 6, and when the second end cover 6 is in threaded connection with the second threaded portion 17 at the end portion of the shell 1, the cotton pad 13 limits the connecting hose 8 and the connector 9 which are arranged in the shell 1, so that the connecting hose 8 and the connector 9 can be prevented from shaking in the shell 1 during carrying.
The working principle of the utility model is as follows:
when in use, the first end cover 5 and the second end cover 6 are opened, the connecting hose 8 is taken out from the shell 1, before air is sampled, the valve 11 connected with the connecting hose 8 is opened, the other valve 11 is closed, the handle 3 is pulled in a sampling place, the piston 14 pumps air into the pipe body 10, the valve 11 connected with the connecting hose 8 is closed, the other valve 11 is opened, the air originally remained in the device is opened, the vacuum storage bag for storing sample air is connected with the connector 9 at the end part of the connecting hose 8, the valve 11 connected with the connecting hose 8 is closed, the other valve 11 is opened, the handle 3 is pulled, the piston rod 2 moves along with the piston 14 to realize the extraction of the air sample, the valve 11 connected with the connecting hose 8 is opened, the other valve 11 is closed, the handle 3 is pushed, the air sample in the pipe body 10 is conveyed into the vacuum storage bag, if the sampling amount is not reached, the steps are repeated, when the vacuum storage bag is not used, the connecting hose 8 and the connector 9 of the sampling device are stored to the end part of the shell 1, the second end cover 6 is in threaded connection with the second threaded part 17 of the end part of the shell 1, the cotton pad 13 fixedly connected with the second end cover 6 is attached to the connecting hose 8 and the connector 9, the connecting hose 8 and the connector 9 are limited, the piston rod 2 is pushed to move by pressing the handle 3, the piston 14 is moved to the end part of the pipe body 10, the first end cover 5 is in threaded connection with the first threaded part 16 of the end part of the shell 1, the rubber pad 12 is tightly attached to the handle 3 which is arranged in the shell 1, limiting of the piston rod 2 is achieved, the device is stored, and carrying of the device is facilitated by the handle 4.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. The utility model provides a sampling device for air detection, includes casing (1), its characterized in that: the novel multifunctional electric bicycle is characterized in that a tube body (10) is fixedly connected in the shell (1), a piston (14) is connected in the tube body (10) in a sliding manner, a piston rod (2) is coaxially and fixedly connected to one side of the piston (14), a handle (3) is connected to the end portion of the piston rod (2) in a threaded manner, a first threaded portion (16) is arranged at one end of the shell (1), a second threaded portion (17) is arranged at the other end of the shell (1), a first end cover (5) is connected to the first threaded portion (16) in a threaded manner, a second end cover (6) is connected to the second threaded portion (17) in a threaded manner, and a handle (4) is fixedly connected to the outer wall of the shell (1).
2. The sampling device for air detection of claim 1, wherein: the inner wall of the shell (1) is fixedly connected with a guide sleeve (15), the piston rod (2) penetrates through the guide sleeve (15), and the piston rod (2) is in sliding connection with the inner wall of the guide sleeve (15).
3. The sampling device for air detection of claim 1, wherein: the pipe is characterized in that valves (11) are fixedly connected with two through holes at the end parts of the pipe body (10) through internal threads, the end part of one valve (11) is connected with a connecting hose (8), and the end part of the connecting hose (8) is connected with a connector (9).
4. The sampling device for air detection of claim 1, wherein: the connecting rope is characterized in that connecting ropes (7) are arranged at two ends of the shell (1), spring hooks are fixedly connected to two ends of the connecting ropes (7), and the spring hooks at two ends of the connecting ropes (7) are respectively connected with connecting lugs of the outer walls of the corresponding shell (1), the first end cover (5) and the second end cover (6).
5. The sampling device for air detection of claim 1, wherein: the inner wall of the first end cover (5) is fixedly connected with a rubber pad (12).
6. The sampling device for air detection of claim 1, wherein: the inner wall of the second end cover (6) is fixedly connected with a cotton pad (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320658717.XU CN220154019U (en) | 2023-03-29 | 2023-03-29 | Sampling device for air detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320658717.XU CN220154019U (en) | 2023-03-29 | 2023-03-29 | Sampling device for air detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220154019U true CN220154019U (en) | 2023-12-08 |
Family
ID=89007542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320658717.XU Active CN220154019U (en) | 2023-03-29 | 2023-03-29 | Sampling device for air detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220154019U (en) |
-
2023
- 2023-03-29 CN CN202320658717.XU patent/CN220154019U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |