CN208443617U - A kind of opening gas sampler - Google Patents
A kind of opening gas sampler Download PDFInfo
- Publication number
- CN208443617U CN208443617U CN201821017736.XU CN201821017736U CN208443617U CN 208443617 U CN208443617 U CN 208443617U CN 201821017736 U CN201821017736 U CN 201821017736U CN 208443617 U CN208443617 U CN 208443617U
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- China
- Prior art keywords
- sampling cylinder
- sealing
- pump
- air inlet
- pump bowl
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Abstract
The utility model discloses a kind of opening gas samplers, belong to gas sampler technical field.It includes sampling cylinder, pump bowl, pedestal, sampler bag；The sampling cylinder and pump bowl bottom end seal are fixed on the base, and chassis interior is equipped with U-shaped pump-line, sampling cylinder and pump bowl bottom end and is connected to by the sealing of U-shaped pump-line.Sampler bag is sealingly mounted in sampling cylinder, the air inlet pipe pipe close of sampler bag is opened, sampling cylinder is vacuumized using manually pump bowl, extraneous gas enters in sampler bag, and after inside and outside air pressure balance, sampler bag no longer swells, air inlet pipe pipe close is closed, opening gas sampling process is completed；Residual gas pollution will not be generated between each sampling process；It need not be limited by battery, aspiration pump, structure is simple, is convenient for carrying, and can be widely applied for various opening gas samplings, is particularly suitable for the outdoor gas sampling of electricity shortage.
Description
Technical field
The utility model relates to a kind of opening gas samplers, belong to gas sampler technical field.
Background technique
Gas sampler is a kind of equipment for collecting gas sample, provides sample for subsequent gas detection.Currently,
The structure of gas sampler is more complicated, and cost is relatively high, needs that gas is pumped into sampler bag using electronic aspiration pump.
Once battery is finished, then can not sample.A kind of manual opening gas sampler is designed, it can be sampled whenever and wherever possible,
Battery and aspiration pump are not depended on.It can be suitable for various places, be particularly suitable for the outdoor gas sample of electricity shortage.
Summary of the invention
Technical problem to be solved by the utility model is to provide a kind of opening gas samplers, it solves mesh
Structure is complicated for preceding gas sample collector, problem at high cost.
Technical problem to be solved in the utility model takes following technical scheme to realize:
A kind of opening gas sampler, it includes sampling cylinder, pump bowl, pedestal, sampler bag；
The sampling cylinder and pump bowl bottom end seal are fixed on the base, and chassis interior is equipped with U-shaped pump-line, sampling cylinder
It is connected to pump bowl bottom end by the sealing of U-shaped pump-line；
The air inlet pipe with pipe close is equipped at the top of the sampler bag, air inlet pipe lower part is equipped with sealing ring, and sealing ring upper surface is set
There is seal washer, the air inlet pipe above sealing ring is equipped with external screw thread；
The sampling cylinder upper end sealing is fixed with sealing cover, is equipped with threaded sleeve, the air inlet of sampler bag in the middle part of sealing cover
Pipe is tightly fixed in the threaded sleeve of sealing cover by external screw thread, and the sealing ring in air inlet pipe passes through seal washer and sealing cover
Compress sealing；
The pump bowl upper end is equipped with end cap, and rubber piston is equipped with inside pump bowl, is connected with piston at the top of rubber piston
Bar, piston rod pass through end cap, and piston rod part is equipped with piston handle.
As preferred embodiment, sealing ring, sampling cylinder and pumping are equipped between the sampling cylinder, pump bowl bottom end and pedestal
Cylinder bottom end is fixed by screw and the sealing of sealing ring and pedestal.
As preferred embodiment, the sampling cylinder upper end is equipped with external screw thread, and sealing cover side wall is equipped with internal screw thread, in sealing cover
Seal washer is placed, sealing cover is fixed by seal washer and the sealing of sampling cylinder upper end.
The beneficial effects of the utility model are: first sampler bag is sealingly mounted in sampling cylinder, the air inlet of sampler bag is opened
Pipe pipe close vacuumizes sampling cylinder using manually pump bowl, and extraneous gas enters in sampler bag, works as inside and outside air pressure balance
Afterwards, sampler bag no longer swells, and closes air inlet pipe pipe close, completes opening gas sampling process；Each gas sample only needs more
Another new sampler bag is changed, every sub-sampling is all completely independent isolation, and residual gas dirt will not be generated between each sampling process
Dye；It need not be limited by battery, aspiration pump, structure is simple, is convenient for carrying, and can be widely applied for various opening gas and adopts
Sample is particularly suitable for the outdoor gas sampling of electricity shortage.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is sampling cylinder and sampler bag Hermetical connecting structure schematic diagram.
In figure: sampling cylinder 1, pump bowl 2, pedestal 3, sampler bag 4, U-shaped pump-line 5, pipe close 6, air inlet pipe 7, sealing ring
8, seal washer 9, sealing cover 10, threaded sleeve 11, end cap 12, rubber piston 13, piston rod 14, piston handle 15, sealing ring 16.
Specific embodiment
In order to which the technical means, creative features, achievable purpose and effectiveness to the utility model are easy to understand, tie below
Conjunction is specifically illustrating, and the utility model is further described.
As shown in Figure 1 and Figure 2, a kind of opening gas sampler, it includes sampling cylinder 1, pump bowl 2, pedestal 3, sampler bag
4；
Sampling cylinder 1 and 2 bottom end seal of pump bowl are fixed on the base 3, and U-shaped pump-line 5, sampling are equipped with inside pedestal 3
Cylinder 1 is connected to 2 bottom end of pump bowl by the sealing of U-shaped pump-line 5；
The air inlet pipe 7 with pipe close 6 is equipped at the top of sampler bag 4,7 lower part of air inlet pipe is equipped with sealing ring 8,8 upper surface of sealing ring
Equipped with seal washer 9, the air inlet pipe 7 of 8 top of sealing ring is equipped with external screw thread；
The sealing of 1 upper end of sampling cylinder is fixed with sealing cover 10, is equipped with threaded sleeve 11 in the middle part of sealing cover 10, sampler bag 4
Air inlet pipe 7 is tightly fixed in the threaded sleeve 11 of sealing cover 10 by external screw thread, and the sealing ring 8 in air inlet pipe 7 passes through sealing
Washer 9 and sealing cover 10, which compress, to be sealed；
2 upper end of pump bowl is equipped with end cap 12, and rubber piston 13 is equipped with inside pump bowl 2, is connected at the top of rubber piston 13
Piston rod 14, piston rod 14 pass through end cap 12, are equipped with piston handle 15 at the top of piston rod 14.
Sealing ring 16 is equipped between sampling cylinder 1,2 bottom end of pump bowl and pedestal 3, sampling cylinder 1 and 2 bottom end of pump bowl pass through
Screw and the sealing of sealing ring 16 and pedestal 3 are fixed.
1 upper end of sampling cylinder is equipped with external screw thread, and 10 side wall of sealing cover is equipped with internal screw thread, places seal washer in sealing cover 10
9, sealing cover 10 is fixed by seal washer 9 and the sealing of 1 upper end of sampling cylinder.
Sampler bag 4: being first sealingly mounted in sampling cylinder 1 by working principle, opens 7 pipe close 6 of air inlet pipe of sampler bag 4, makes
Sampling cylinder 1 is vacuumized with manually pump bowl 2, extraneous gas enters in sampler bag 4, after inside and outside air pressure balance, adopts
Sample bag 4 no longer swells, and closes 7 pipe close 6 of air inlet pipe, completes opening gas sampling process；Each gas sample only needs replacing
Another new sampler bag 4, every sub-sampling are all completely independent isolation, and residual gas dirt will not be generated between each sampling process
Dye；It need not be limited by battery, aspiration pump, structure is simple, is convenient for carrying, and can be widely applied for various opening gas and adopts
Sample is particularly suitable for the outdoor gas sampling of electricity shortage.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry it should be appreciated that the present utility model is not limited to the above embodiments, do not depart from the spirit of the present invention and
Under the premise of range, the utility model also has various changes and improvements, these changes and improvements both fall within the utility model and want
In the range of asking protection.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (3)
1. a kind of opening gas sampler, it is characterised in that: it includes sampling cylinder, pump bowl, pedestal, sampler bag；
The sampling cylinder and pump bowl bottom end seal are fixed on the base, and chassis interior is equipped with U-shaped pump-line, sampling cylinder and pumping
Inflator bottom end passes through the sealing connection of U-shaped pump-line；
The air inlet pipe with pipe close is equipped at the top of the sampler bag, air inlet pipe lower part is equipped with sealing ring, and sealing ring upper surface is equipped with close
Seal washer, the air inlet pipe above sealing ring are equipped with external screw thread；
The sampling cylinder upper end sealing is fixed with sealing cover, and threaded sleeve is equipped in the middle part of sealing cover, and the air inlet pipe of sampler bag is logical
It crosses external screw thread to be tightly fixed in the threaded sleeve of sealing cover, the sealing ring in air inlet pipe is compressed by seal washer and sealing cover
Sealing；
The pump bowl upper end is equipped with end cap, and rubber piston is equipped with inside pump bowl, is connected with piston rod at the top of rubber piston, living
Stopper rod passes through end cap, and piston rod part is equipped with piston handle.
2. a kind of opening gas sampler according to claim 1, it is characterised in that: the sampling cylinder, pump bowl bottom end
Sealing ring, sampling cylinder and pump bowl bottom end is equipped between pedestal to fix by screw and the sealing of sealing ring and pedestal.
3. a kind of opening gas sampler according to claim 1, it is characterised in that: the sampling cylinder upper end is equipped with outer
Screw thread, sealing cover side wall are equipped with internal screw thread, seal washer are placed in sealing cover, and sealing cover passes through seal washer and sampling cylinder upper end
Portion's sealing is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821017736.XU CN208443617U (en) | 2018-06-27 | 2018-06-27 | A kind of opening gas sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821017736.XU CN208443617U (en) | 2018-06-27 | 2018-06-27 | A kind of opening gas sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208443617U true CN208443617U (en) | 2019-01-29 |
Family
ID=65088050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821017736.XU Active CN208443617U (en) | 2018-06-27 | 2018-06-27 | A kind of opening gas sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208443617U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113295481A (en) * | 2021-05-26 | 2021-08-24 | 湖北省生态环境监测中心站 | Malodorous gas sampling device |
-
2018
- 2018-06-27 CN CN201821017736.XU patent/CN208443617U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113295481A (en) * | 2021-05-26 | 2021-08-24 | 湖北省生态环境监测中心站 | Malodorous gas sampling device |
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