CN213632851U - Atmospheric pollution sampling device - Google Patents
Atmospheric pollution sampling device Download PDFInfo
- Publication number
- CN213632851U CN213632851U CN202022200952.1U CN202022200952U CN213632851U CN 213632851 U CN213632851 U CN 213632851U CN 202022200952 U CN202022200952 U CN 202022200952U CN 213632851 U CN213632851 U CN 213632851U
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- China
- Prior art keywords
- storage cylinder
- lead screw
- fixedly connected
- sampling device
- atmospheric pollution
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- 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.)
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- 238000005070 sampling Methods 0.000 title claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an atmospheric pollution sampling device, which comprises a storage cylinder, wherein the lower end of the storage cylinder is fixedly connected with an outlet pipe, the right part of the outlet pipe is provided with a valve, the right part of the upper end of the storage cylinder is movably hinged with a sealing cover through a hinge, the upper end of the sealing cover is provided with a round hole, the upper end of the storage cylinder is fixedly connected with a threaded ring, the threaded ring and the round hole are internally threaded with a first lead screw, the upper end of the first lead screw is rotatably connected with a push plate through a limiting ring, the push plate is matched with the storage, through turning over the sealing cover, the push plate is inserted in the storage cylinder, the second screw rod is clamped in the clamping hole, the locking nut is rotated to enable the locking nut to tightly press the first fixing plate, so that the position of the first fixing plate is fixed, thereby realize the fixed of sealed lid and storage cylinder position, open the valve, rotatory first lead screw, the rotatory push pedal downstream that drives of first lead screw, the atmosphere that the push pedal collected in with the storage cylinder is extruded from the outlet duct.
Description
Technical Field
The utility model belongs to the technical field of the atmosphere sampling equipment, concretely relates to atmosphere pollution sampling device.
Background
When the concentration of the component to be detected in the atmosphere is higher or the analysis method is very sensitive, a direct sampling method is adopted, common sampling containers comprise an injector, a plastic bag, a plurality of fixed containers and the like, and the measured instantaneous concentration or the average concentration in a short time of the pollutant in the atmosphere; when the concentration of the measured component in the atmosphere is low, a concentration sampling method is adopted, wherein the concentration sampling method comprises a solution absorption method, a small packed column sampling method, a low-temperature condensation method and a filter material sampling method, and the average concentration of the pollutants in the atmosphere in the sampling time is measured by the method. According to the purpose and the field condition of sampling, the atmosphere sampling selects a proper sampling mode to ensure that the collected sample is representative.
The existing atmosphere sampling device is poor in sealing performance, and when the atmosphere in a container needs to be taken out, the atmosphere is difficult to be in full contact with a culture solution, so that an atmosphere pollution sampling device is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an atmosphere pollution sampling device to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an atmospheric pollution sampling device comprises a storage cylinder, wherein the lower end of the storage cylinder is fixedly connected with an outlet pipe, the right part of the outlet pipe is provided with a valve, the right part of the upper end of the storage cylinder is movably hinged with a sealing cover through a hinge, a round hole is drilled in the upper end of the sealing cover, the upper end of the storage cylinder is fixedly connected with a threaded ring, the threaded ring and the round hole are in internal thread connection with a first lead screw, the upper end of the first lead screw is rotatably connected with a push plate through a limiting ring, the push plate is matched with the storage cylinder, the upper part of the left end of the storage cylinder is fixedly connected with two second fixing plates, a connecting column is movably hinged between the two second fixing plates through a hinge shaft, the upper end of the connecting column is fixedly connected with a second lead screw, the circumferential surface of the second lead screw is in threaded connection with, the upper end of the first fixing plate is provided with a clamping hole in a chiseled mode, and the clamping hole is matched with the second screw rod.
Preferably, the upper end of the sealing cover is fixedly connected with a first sealing ring, and the first sealing ring is matched with the storage cylinder.
Preferably, the surface of the push plate is fixedly connected with a second sealing ring, and the second sealing ring is matched with the storage cylinder.
Preferably, the lower end of the first screw rod is detachably connected with a handle, and the length of the handle is greater than that of the round hole.
Preferably, the surface of the handle is wrapped with a rubber sleeve, and the surface of the rubber sleeve is carved with anti-skid lines.
Preferably, the storage cylinder is made of transparent materials, and the front end of the storage cylinder is carved with degrees.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this scheme is through turning over a sealed lid, and the push pedal is pegged graft in the storage cylinder, and the second lead screw card is in the card hole, and rotatory lock nut makes lock nut compress tightly first fixed plate, realizes the fixed of first fixed plate position to realize the fixed of sealed lid and storage cylinder position, open the valve, rotatory first lead screw, the rotatory push pedal downstream that drives of first lead screw, the atmosphere that the push pedal was collected in with the storage cylinder is extruded from the outlet duct.
2. This scheme is connected through the dismantlement of first lead screw and handle, can separate first lead screw and handle, separates first lead screw and sealed lid again, and the dismantlement of this device of being convenient for is washd.
Drawings
Fig. 1 is a first perspective view of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
fig. 3 is a second perspective view of the present invention.
In the figure: 1. a storage cylinder; 2. an air outlet pipe; 3. a valve; 4. a sealing cover; 5. a first seal ring; 6. a first fixing plate; 7. a clamping hole; 8. pushing the plate; 9. a second seal ring; 10. a first lead screw; 11. a threaded ring; 12. a handle; 13. a limiting ring; 14. a second fixing plate; 15. a hinge shaft; 16. connecting columns; 17. a second lead screw; 18. and locking the nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the utility model provides an atmospheric pollution sampling device, which comprises a storage cylinder 1, an outlet pipe 2 is fixedly connected at the lower end of the storage cylinder 1, a valve 3 is installed at the right part of the outlet pipe 2, a sealing cover 4 is movably hinged at the right part of the upper end of the storage cylinder 1 through a hinge, a round hole is opened at the upper end of the sealing cover 4, a threaded ring 11 is fixedly connected at the upper end of the storage cylinder 1, the threaded ring 11 and the round hole are in internal thread connection with a first screw rod 10, the upper end of the first screw rod 10 is rotatably connected with a push plate 8 through a limiting ring 13, the push plate 8 is matched with the storage cylinder 1, two second fixing plates 14 are fixedly connected at the upper part of the left end of the storage cylinder 1, a connecting column 16 is movably hinged between the two second fixing plates 14 through a hinge shaft 15, a second screw rod 17 is fixedly connected at, the right end of the second fixing plate 14 is fixedly connected with a first fixing plate 6, the upper end of the first fixing plate 6 is provided with a clamping hole 7 in a chiseled mode, and the clamping hole 7 is matched with the second screw rod 17.
In this embodiment, preferably, the upper end of the sealing cover 4 is fixedly connected with the first sealing ring 5, and the first sealing ring 5 is matched with the storage cylinder 1, so that the first sealing ring 5 can be inserted into the storage cylinder 1, and the sealing performance of the device can be further improved.
In this embodiment, preferably, the surface of the push plate 8 is fixedly connected with a second sealing ring 9, and the second sealing ring 9 is matched with the storage cylinder 1, so that the push plate 8 can slide in the storage cylinder 1 conveniently, and the sealing effect when the push plate 8 extrudes gas is improved.
In this embodiment, preferably, the handle 12 is detachably connected to the lower end of the first screw rod 10, the length of the handle 12 is greater than that of the circular hole, the first screw rod 10 and the handle 12 can be separated, and then the first screw rod 10 and the sealing cover 4 are separated, so that the device can be conveniently detached and cleaned.
In this embodiment, preferably, the surface of the handle 12 is wrapped with a rubber sleeve, and the surface of the rubber sleeve is engraved with anti-slip lines, which is beneficial to improving the comfort when the handle 12 is held by hand to rotate.
In this embodiment, preferred, storage cylinder 1 chooses for use transparent material, and the front end of storage cylinder 1 is carved with the degree, is convenient for look over the position of push pedal 8, also is convenient for the ration to extrude the gas in storage cylinder 1.
The utility model discloses a theory of operation and use flow: when the device uses, through turning over sealed lid 4, 8 pegs graft in the storage cylinder 1 of push pedal, the card of second lead screw 17 is in calorie hole 7, rotatory lock nut 18, make lock nut 18 compress tightly first fixed plate 6, realize the fixed of 6 positions of first fixed plate, thereby realize the fixed of sealed lid 4 and storage cylinder 1 position, open valve 3, rotatory first lead screw 10, the rotatory push pedal 8 downstream that drives of first lead screw 10, the atmosphere that the push pedal 8 will collect in the storage cylinder 1 is extruded from outlet duct 2.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An atmospheric pollution sampling device, includes storage cylinder (1), its characterized in that: the lower end of the storage cylinder (1) is fixedly connected with an air outlet pipe (2), the right part of the air outlet pipe (2) is provided with a valve (3), the upper right part of the storage cylinder (1) is movably hinged with a sealing cover (4) through a hinge, a round hole is formed in the upper end of the sealing cover (4), the upper end of the storage cylinder (1) is fixedly connected with a threaded ring (11), the threaded ring (11) and the round hole are in internal thread connection with a first lead screw (10), the upper end of the first lead screw (10) is rotatably connected with a push plate (8) through a limiting ring (13), the push plate (8) is matched with the storage cylinder (1), the upper part of the left end of the storage cylinder (1) is fixedly connected with two second fixing plates (14), a connecting column (16) is movably hinged between the two second fixing plates (14) through a hinge shaft (15), and the upper end of the connecting column (16) is, the circumference surface threaded connection of second lead screw (17) has lock nut (18), the right-hand member fixedly connected with first fixed plate (6) of second fixed plate (14), the upper end of first fixed plate (6) is opened and is dug card hole (7), card hole (7) and second lead screw (17) phase-match.
2. An atmospheric pollution sampling device as claimed in claim 1, wherein: the upper end fixedly connected with first sealing washer (5) of sealed lid (4), first sealing washer (5) and storage cylinder (1) phase-match.
3. An atmospheric pollution sampling device as claimed in claim 1, wherein: the surface of the push plate (8) is fixedly connected with a second sealing ring (9), and the second sealing ring (9) is matched with the storage cylinder (1).
4. An atmospheric pollution sampling device as claimed in claim 1, wherein: the lower end of the first screw rod (10) is detachably connected with a handle (12), and the length of the handle (12) is larger than that of the round hole.
5. An atmospheric pollution sampling device as claimed in claim 4, wherein: the surface of the handle (12) is wrapped with a rubber sleeve, and anti-skid lines are carved on the surface of the rubber sleeve.
6. An atmospheric pollution sampling device as claimed in claim 1, wherein: the storage cylinder (1) is made of transparent materials, and the degree is carved at the front end of the storage cylinder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022200952.1U CN213632851U (en) | 2020-09-30 | 2020-09-30 | Atmospheric pollution sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022200952.1U CN213632851U (en) | 2020-09-30 | 2020-09-30 | Atmospheric pollution sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213632851U true CN213632851U (en) | 2021-07-06 |
Family
ID=76657324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022200952.1U Expired - Fee Related CN213632851U (en) | 2020-09-30 | 2020-09-30 | Atmospheric pollution sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213632851U (en) |
-
2020
- 2020-09-30 CN CN202022200952.1U patent/CN213632851U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210706 |