CN215004556U - Unpowered instantaneous sampler - Google Patents
Unpowered instantaneous sampler Download PDFInfo
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- CN215004556U CN215004556U CN202121168996.9U CN202121168996U CN215004556U CN 215004556 U CN215004556 U CN 215004556U CN 202121168996 U CN202121168996 U CN 202121168996U CN 215004556 U CN215004556 U CN 215004556U
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- air
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- unpowered
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- storage pipe
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Abstract
The utility model provides an unpowered instantaneous sample thief, include: a sampling bottle and an air pumping part; the air exhaust part comprises an air storage pipe, a threaded plug, a threaded belt, a cover body, a square through hole and an air exhaust pipe, the air storage pipe is located at one end of the sampling bottle, the air exhaust pipe is communicated with one side of the air storage pipe, the threaded belt is arranged on the inner wall of the air storage pipe, the threaded plug is in threaded connection with the inner wall of the air storage pipe, one end of the threaded plug is fixedly connected with the cover body, the inside of the threaded plug is arranged to be hollow, the square through hole is formed in one side of the threaded plug, and the square through hole corresponds to the air exhaust pipe. The utility model discloses an exhaust tube docks with evacuation machine, and is rotatory the lid drives the screw stopper, with square through hole alignment exhaust tube and start vacuum machine and extract, only need rotatory screw stopper after accomplishing the vacuum extraction, accomplish sealed when revolving square through hole to not corresponding the exhaust tube, sealed effectual atmospheric pressure is stable after this unpowered instantaneous sample thief extraction vacuum, the simple operation.
Description
Technical Field
The utility model relates to a gaseous collection technical field especially relates to an unpowered instantaneous sample thief.
Background
The atmospheric sampler is a common instrument for collecting atmospheric environment and workshop field gas, is widely applied to units of atmospheric environment monitoring, health and epidemic prevention, labor protection, scientific research and the like, can be matched with related instruments, and analyzes the sampled gas.
Because the sampling place is not fixed, and some places lack power supply or other power equipment, consequently adopt unpowered instantaneous sample thief, the inside negative pressure of taking out into the sample thief earlier usually need be taken out to the current unpowered instantaneous sample thief before starting, is convenient for reach the sampling place and samples, but easy the gas that runs into when taking out the negative pressure and sealing the sample thief leads to the sample thief inside atmospheric pressure not enough, causes follow-up sampling effect not good.
SUMMERY OF THE UTILITY MODEL
To exist not enough among the prior art, the utility model provides an unpowered instantaneous sample thief to it runs into the gaseous technical problem that leads to the inside atmospheric pressure of sample thief not enough easily to have taken out the negative pressure when sealed to solve among the prior art traditional technology.
The utility model provides an unpowered instantaneous sample thief, include: a sampling bottle and an air pumping part;
the air exhaust part comprises an air storage pipe, a threaded plug, a threaded belt, a cover body, a square through hole and an air exhaust pipe, the air storage pipe is located at one end of the sampling bottle, one side of the air storage pipe is communicated with the air exhaust pipe, the inner wall of the air storage pipe is provided with the threaded belt, the threaded plug is in threaded connection with the inner wall of the air storage pipe, one end of the threaded plug is fixedly connected with the cover body, the inside of the threaded plug is arranged to be hollow, the square through hole is formed in one side of the threaded plug, and the square through hole corresponds to the air exhaust pipe.
Optionally, the sampling bottle further comprises an air inlet pipe and a rubber sealing plug, the air inlet pipe is arranged at the other end of the sampling bottle, and the rubber sealing plug is movably arranged in the air inlet pipe.
Optionally, one end of the threaded plug close to the cover body is provided with a solid.
Optionally, a sealing ring is further annularly arranged at one end of the air storage pipe close to the cover body.
Optionally, the rubber sealing plug further comprises a vacuum pressure gauge running through the middle of the rubber sealing plug.
Optionally, the sampling bottle is made of a high borosilicate glass material.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses in the technique, through inciting somebody to action the exhaust tube docks with evacuation machine, and is rotatory the lid drives the screw stopper, will square through hole aligns the exhaust tube starts vacuum machine and extracts, only needs to rotate after accomplishing the vacuum extraction the screw stopper, will square through hole revolves to not corresponding accomplish during the exhaust tube sealedly, this unpowered instantaneous sample thief extraction vacuum back is sealed effectual atmospheric pressure stable, the simple operation.
Drawings
Fig. 1 is a schematic front structural view of the present invention;
FIG. 2 is an enlarged view of the air extracting member of the present invention;
fig. 3 is a schematic diagram of the structure of the square through hole of the present invention.
The reference numbers illustrate:
1. a sampling bottle; 2. a rubber sealing plug; 3. a threaded plug; 4. an air inlet pipe; 5. a gas storage pipe; 6. a threaded band; 7. an air exhaust pipe; 8. a cover body; 9. a square through hole; 10. a seal ring; 11. a vacuum pressure gauge; 12. an air extracting member.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
In order to make the objects, technical solutions and advantageous effects of the present invention more clearly understood, the following technical solutions of the present invention are further described with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 3, the present invention provides an unpowered instantaneous sampler, comprising: a sampling bottle 1 and an air extracting part 12;
the air pumping part 12 comprises an air storage pipe 5, a threaded plug 3, a threaded belt 6, a cover body 8, a square through hole 9 and an air pumping pipe 7, the air storage pipe 5 is located at one end of the sampling bottle 1, one side of the air storage pipe 5 is communicated with the air pumping pipe 7, the inner wall of the air storage pipe 5 is provided with the threaded belt 6, the threaded plug 3 is in threaded connection with the inner wall of the air storage pipe 5, one end of the threaded plug 3 is fixedly connected with the cover body 8, the interior of the threaded plug 3 is arranged to be hollow, the square through hole 9 is formed in one side of the threaded plug 3, and the square through hole 9 corresponds to the air pumping pipe 7.
In this embodiment, usually will be earlier unpowered instantaneous sample thief exhaust tube 7 docks with vacuum machine, and is rotatory lid 8 drives screw plug 3 will square through hole 9 is aimed at exhaust tube 7 starts vacuum machine and extracts, only needs to rotate after accomplishing the vacuum extraction screw plug 3 will square through hole 9 revolves to not correspond accomplish sealed when exhaust tube 7, sealed effectual and simple operation, simultaneously, take back laboratory with unpowered instantaneous sampling bottle 1 after, will meteorological chromatography detects is connected to exhaust tube 7, rotates screw plug 3, with square through hole 9 with exhaust tube 7 corresponds the realization and sends the sample into meteorological chromatography, has avoided having reduced measuring error with air contact.
Optionally, the sampling bottle 1 further comprises an air inlet pipe 4 and a rubber sealing plug 2, the air inlet pipe 4 is arranged at the other end of the sampling bottle 1, and the rubber sealing plug 2 is movably arranged in the air inlet pipe 4.
In the embodiment, the unpowered instantaneous sampler is taken to a sampling place after negative pressure is pumped out, the rubber sealing plug 2 is taken down, gas rapidly flows into the sampling bottle 1, and the rubber sealing plug 2 is covered to finish sampling.
Alternatively, the end of the screw plug 3 close to the cap 8 is provided with a solid core.
In this embodiment, one end of the threaded plug 3 is solid, so that a gap is not formed between the hollow threaded plug and the inner wall of the air storage tube 5, and the threaded plug is tightly attached to the inner wall of the air storage tube 5, thereby achieving a better sealing effect.
Optionally, one end of the air storage tube 5 close to the cover body 8 is further annularly arranged on a sealing ring 10.
In this embodiment, the sealing ring 10 is provided to improve the sealing effect between the cover body 8 and the air storage tube 5, so as to prevent the internal air pressure of the sampling bottle 1 from being insufficient due to air leakage after the cover body 8 is screwed.
Optionally, the rubber sealing plug 2 further comprises a vacuum pressure gauge 11 penetrating through the middle of the rubber sealing plug 2.
In this embodiment, the vacuum pressure gauge 11 is used to detect the internal atmospheric pressure of the sampling bottle 1, so as to conveniently control and observe the vacuum pumping amount.
Optionally, the sampling bottle 1 is made of a high borosilicate glass material.
In the embodiment, the high borosilicate glass material has good fire resistance, high physical strength, is not easy to damage, and has obvious water resistance, alkali resistance and acid resistance effects.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (6)
1. An unpowered instantaneous sampler, comprising: a sampling bottle and an air pumping part;
the air exhaust part comprises an air storage pipe, a threaded plug, a threaded belt, a cover body, a square through hole and an air exhaust pipe, the air storage pipe is located at one end of the sampling bottle, one side of the air storage pipe is communicated with the air exhaust pipe, the inner wall of the air storage pipe is provided with the threaded belt, the threaded plug is in threaded connection with the inner wall of the air storage pipe, one end of the threaded plug is fixedly connected with the cover body, the inside of the threaded plug is arranged to be hollow, the square through hole is formed in one side of the threaded plug, and the square through hole corresponds to the air exhaust pipe.
2. The unpowered instantaneous sampler of claim 1 wherein the sampling bottle further comprises an air inlet tube and a rubber sealing plug, the air inlet tube being disposed at the other end of the sampling bottle, the rubber sealing plug being movably disposed within the air inlet tube.
3. The unpowered instantaneous sampler of claim 2 wherein an end of the threaded plug proximate the cover is solid.
4. The unpowered instantaneous sampler of claim 3 wherein the end of the air reservoir proximate the cover is further encircled by a sealing ring.
5. The unpowered instantaneous sampler of claim 4 wherein the rubber sealing plug further comprises a vacuum gauge running through the middle of the rubber sealing plug.
6. The unpowered instantaneous sampler of any one of claims 1 to 5 wherein the sample bottle is made of a high borosilicate glass material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121168996.9U CN215004556U (en) | 2021-05-27 | 2021-05-27 | Unpowered instantaneous sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121168996.9U CN215004556U (en) | 2021-05-27 | 2021-05-27 | Unpowered instantaneous sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215004556U true CN215004556U (en) | 2021-12-03 |
Family
ID=79088109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121168996.9U Active CN215004556U (en) | 2021-05-27 | 2021-05-27 | Unpowered instantaneous sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215004556U (en) |
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2021
- 2021-05-27 CN CN202121168996.9U patent/CN215004556U/en active Active
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