CN208026515U - A kind of gaseous sample hand-held sampler - Google Patents
A kind of gaseous sample hand-held sampler Download PDFInfo
- Publication number
- CN208026515U CN208026515U CN201720481890.1U CN201720481890U CN208026515U CN 208026515 U CN208026515 U CN 208026515U CN 201720481890 U CN201720481890 U CN 201720481890U CN 208026515 U CN208026515 U CN 208026515U
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- cushion chamber
- chamber
- filter chamber
- annular partition
- fan
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Abstract
The utility model discloses a kind of gaseous sample hand-held samplers, housing top end is equipped with sampling head, shell lower end is equipped with bottom cover, shell inner cavity is equipped with annular partition, and shell inner cavity is divided into filter chamber and cushion chamber, filter chamber is set to annular partition upper end, cushion chamber is set to annular partition lower end, the through-hole of connection filter chamber and cushion chamber is equipped in the middle part of annular partition, filter screen is equipped in filter chamber, fan is equipped in cushion chamber, fan is set to below annular partition middle through-hole, fan side wall is fixedly connected with outer casing inner wall by horizontal fixed link, bottom cover upper center is fixed with rechargeable battery, the exhaust pipe of connection cushion chamber is fixed on outer casing underpart side wall, exhaust pipe is equipped with gas tube, exhaust pipe is equipped with first switch valve, gas tube is equipped with second switch valve, gas tube connects collection bag.The utility model smart structural design, use is efficient and convenient, and for good portability, it can be achieved that continuous sampling, sample collection stability is good, and long-distance transportation does not leak.
Description
Technical field
The utility model belongs to gas sampling technologies field more particularly to a kind of gaseous sample hand-held sampler.
Background technology
In the prior art, gas sampling apparatus is the routinely instrument for acquiring gaseous sample in atmospheric environment or operating environment
Device is made of aspiration pump and air accumulator, can acquire gaseous sample or acquisition balance sample, sampling operation is quick, reliably.But
It is that the gas sampling device of existing application needs mains-supplied, and volume is larger, complicated, it is difficult to easily to be carried
And application, especially to that in specific environment, the place of large-scale sampling equipment cannot be applied, limit its use.Therefore, it is necessary to open
Send out gas sampling device portable.
The existing hand-held sampling equipment that developed, sampling mode are that gas will be stored in sampling equipment after sampling,
Sampling equipment is moved to analytical equipment again and carries out gas analysis.And existing situation is, some sampling spots are set with gas analysis
Standby distance farther out, in transportational process, is easy to happen the effect run leakage and influence gas collection, once adulterate some inessential gas
Body can then effectively cause the interference of gas analysis data, affect using effect.
Therefore, above-mentioned technological deficiency exists in the prior art, is those skilled in the art's technical problem urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is to provide a kind of gaseous sample hand-held samplers, it is intended to which solution exists in the prior art
Large scale equipment carry and inconvenient to use, storage, which is easy to happen leakage and doping etc., after the sampling of existing handheld device influences gas
The problem of analysis result.
The utility model is realized in this way：
A kind of gaseous sample hand-held sampler, including shell, annular partition, filter chamber, cushion chamber, filter screen, sampling head,
Fan, fixed link, rechargeable battery, charge port, power switch, bottom cover, protective cover, exhaust pipe, gas tube, collection bag, first open
Valve and second switch valve are closed, the housing top end is equipped with sampling head, and the shell lower end is equipped with bottom cover, and the shell inner cavity is equipped with
Annular partition, and shell inner cavity is divided into filter chamber and cushion chamber, the filter chamber is set to the annular partition upper end, described
Cushion chamber is set to the annular partition lower end, and the through-hole of connection filter chamber and cushion chamber is equipped in the middle part of the annular partition, described
It is equipped with filter screen in filter chamber, fan is equipped in the cushion chamber, the fan is set to below the annular partition middle through-hole,
The fan side wall is fixedly connected with the outer casing inner wall by horizontal fixed link, and the bottom cover upper center is fixed with charging electricity
Pond, the outer shell outer wall are equipped with charge port and power switch, and the charge port conducting wire connects rechargeable battery, the power switch
It is electrically connected the rechargeable battery and fan, is fixed on the rechargeable battery and is covered with protective cover, it is solid on the outer casing underpart side wall
The fixed exhaust pipe for being equipped with connection cushion chamber, the exhaust pipe are equipped with gas tube, and the exhaust pipe is equipped with first switch valve, institute
It states gas tube and is equipped with second switch valve, the gas tube connects collection bag.
Preferably, the sampling head is sampling straight tube, and the sampling head lower end is connected with filter chamber.
Preferably, further include rubber block head, the outer shell outer wall is equipped with annular groove, around fixing in the annular groove
Equipped with drawstring, the drawstring movable end is equipped with rubber block head, and the rubber block head is matched with sampling head.
Preferably, the sampling head is equipped with external screw thread.
Preferably, further include electronic thermometer and glass vision panel, be inlaid with electronic thermometer on the buffering cavity outer wall, institute
It states electronic thermometer probe to stretch into the cushion chamber, glass vision panel is inlaid on the filtering cavity outer wall.
Preferably, the collection bag includes plastic bag and rubber tube, and the plastic bag blow vent is equipped with rubber tube,
The rubber tube is plugged on the gas tube.
The beneficial effects of the utility model are：It is fan structure that present specification, which changes traditional aspiration pump, and by filling
Battery drives, to substantially reduce volume, to realize handheld portable；And gas sampled is filled by gas tube
Collect in airbag, can not only continuous charge operation, and can be convenient for carrying, prevent from revealing, gaseous sample is made more to stablize；And
Provided with filter chamber, larger solid impurity etc. can be filtered out, prevents from influencing gas collection effect, and equipment can be prevented stifled
Plug.The utility model smart structural design, use is efficient and convenient, and good portability is, it can be achieved that continuous sampling, sample collection stability
Good, long-distance transportation does not leak.
Description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the sectional view along A-A of Fig. 1 in the utility model；
Fig. 3 is the B-B direction sectional view of Fig. 1 in the utility model；
In figure：1 shell；2 annular partitions；3 filter chambers；4 cushion chambers；5 filter screens；6 sampling heads；7 fans；8 fixed links；9
Rechargeable battery；10 charge ports；11 power switches；12 bottom covers；13 protective covers；14 exhaust pipes；15 gas tubes；16 collection bags；161 modelings
Material bag body；162 rubber tubes；17 first switch valves；18 second switch valves；19 rubber block heads；20 annular grooves；21 external screw threads；22
Electronic thermometer；23 glass vision panels.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Fig. 1 to 3 shows a kind of gaseous sample hand-held sampler of the utility model, including shell 1, annular partition 2, mistake
Filter chamber 3, cushion chamber 4, filter screen 5, sampling head 6, fan 7, fixed link 8, rechargeable battery 9, charge port 10, power switch 11, bottom
Lid 12, protective cover 13, exhaust pipe 14, gas tube 15, collection bag 16, first switch valve 17 and second switch valve 18, the shell 1
Top is equipped with sampling head 6, and sampling head 6 can be in direct contact with sampling environment, gas sampled is passed into inside shell 1.It is described outer
1 lower end of shell be equipped with bottom cover 12, specifically, bottom cover 12 can by paste or be bolted realize shell 1 and bottom cover 12 fixation, from
And ensure the stability of whole equipment when in use.1 inner cavity of the shell be equipped with annular partition 2,2 transversal setting of annular partition,
And 2 outer rim of annular partition is connect with 1 inner wall sealing of shell, and 1 inner cavity of shell is divided into filter chamber 3 and buffering by annular partition 2
Chamber 4, the filter chamber 3 are set to 2 upper end of the annular partition, and the cushion chamber 4 is set to 2 lower end of the annular partition, the ring
2 middle part of shape partition board is equipped with the through-hole of connection filter chamber 3 and cushion chamber 4, and gas sampled is facilitated to pass through.It is equipped in the filter chamber 3
Filter screen 5 is fully able to stop relatively large particle or willow catkins flying in the air specifically, filter hole aperture is arranged in 1mm or so in filter screen 5,
Without being impacted to gas sample process, this filter screen 5 uses stainless steel, has antirust function.
Fan 7 is equipped in the cushion chamber 4, specifically, fan 7 includes motor and flabellum, it is motor by rechargeable battery 9
Power supply, drives the rotation of flabellum, is further entered in cushion chamber 4 to will go into the gas sampled in filter chamber 3, be
Gas sampled provides power, and specifically the fan 7 is set to below 2 middle through-hole of the annular partition, facilitates filter chamber 3
Ventilation between cushion chamber 4,7 side wall of the fan (i.e. motor side wall) are fixedly connected described outer by horizontal fixed link 8
Fixed link 8 can be symmetrical arranged two, fan 7 is stably mounted in cushion chamber 4 by 1 inner wall of shell.12 upper center of the bottom cover
It is fixed with rechargeable battery 9,1 outer wall of the shell is equipped with charge port 10 and power switch 11, and charge port 10 is connected by conducting wire
Mains supply can be that rechargeable battery 9 charges, and 10 conducting wire of charge port described in internal structure connects rechargeable battery 9, and the power supply is opened
The 11 electrical connections rechargeable battery 9 and fan 7 are closed, the power supply of fan 7 is controlled.
Fixed on the rechargeable battery 9 to be covered with protective cover 13, protective cover 13 mainly protects rechargeable battery 9,
And there is dustproof effect, and rechargeable battery 9 can generate heat in use, heat can be transmitted on protective cover 13, and gas sampled is downward
It blows on protective cover 13, radiates to protective cover 13, improve the heat dissipation effect of rechargeable battery 9.1 lower sides of the shell
On be fixed with the exhaust pipe 14 of connection cushion chamber 4, in use, enter gas sampled in shell 1 gradually incited somebody to action
Gas in filter chamber 3 and cushion chamber 4 squeezes outward, and is gradually discharged from exhaust pipe 14, and gas to be sampled is made gradually to fill
Full whole equipment inner cavity, this general process will pass through the evacuation time of 30s.The exhaust pipe 14 is equipped with gas tube 15, fills
Tracheae 15 is vertically arranged with exhaust pipe 14, and set on the middle part of exhaust pipe 14, and the exhaust pipe 14 is equipped with first switch valve 17,
The gas tube 15 is equipped with second switch valve 18, and the gas tube 15 connects collection bag 16.In actual use, it is vented rank
Section, second switch valve 18 are closed, and are opened first switch valve 17, are made the gas in filter chamber 3 and cushion chamber 4 from 14 row of exhaust pipe
Go out, and continues that 30s or more is discharged；After the completion of exhaust, first switch valve 17 is closed, second switch valve 18 is opened, makes sampling gas
Body is entered in collection bag 16 and is collected.And another collecting bag can be installed after the completion of a collecting bag, to
It may be implemented continuously to collect, improve work efficiency.
Further, the sampling head 6 is sampling straight tube, and 6 lower end of the sampling head is connected with filter chamber 3.Sampling
Gas is entered in filter chamber 3 by sampling head 6 and is filtered, and is then just further entered in cushion chamber 4.Specifically,
Further include rubber block head 19,1 outer wall of the shell is equipped with annular groove 20, is surround in the annular groove 20 and be fixed with drawing
Rope, the drawstring movable end are equipped with rubber block head 19, and the rubber block head 19 is matched with sampling head 6.Rubber blocks
First 19 mainly to sampling head 6 when not in use, prevent from entering impurity etc., when specifically used, rubber block head 19 can be taken down,
Gas sample being proceeded by, and after the completion of this equipment use, rubber block head 19 can be continued to be tucked into 6 end of sampling head.
Further, the sampling head 6 is equipped with external screw thread 21.In some accurate sampling processes of needs, can with take
Thief hole docking in sample environment.If thief hole is equipped with internal thread, can will external screw thread 21 be set on sampling head 6, to pass through
Screw thread is closely connected sampling head 6 and thief hole, accurate can be sampled in sampling, is prevented from revealing or adulterating other gas
Body enters.External screw thread 21 can also be replaced by other structures on 6 outer wall of sampling head, such as the quick coupling of setting docking, connection method
Orchid etc., the structure of external screw thread 21 can be replaced by realizing close-connected component.
Further, such as Fig. 1, further include electronic thermometer 22 and glass vision panel 23, inlayed on 4 outer wall of the cushion chamber
There are electronic thermometer 22, the probe of the electronic thermometer 22 to stretch into the cushion chamber 4, be inlaid on 3 outer wall of the filter chamber
Glass vision panel 23.It in actual use, can be by checking that electronic thermometer 22 learns gas sample temperature, and according to actual conditions
Data record is carried out, and can check the service condition of filter screen 5 in filter chamber 3 by glass vision panel 23, when filter screen 5 occurs to block up
It can also be cleared up in time when plug.
Further, the collection bag 16 includes plastic bag 161 and rubber tube 162, and the plastic bag 161 is ventilated
Mouth is equipped with rubber tube 162, and the rubber tube 162 is plugged on the gas tube 15.Specifically, plastic bag 161 forms envelope
Structure is closed, blow vent is only installed with, rubber tube 162 is tightly connected on blow vent, rubber tube 162 has certain deformability,
In actual use, rubber tube 162 is plugged on gas tube 15, and gas tube 15 is combined closely with 162 inner wall of rubber tube, thus
In gas replenishment process, leakage gas can be prevented.After the completion of inflation, it can be restricted by the way that band or bundle are arranged at blow vent, by gas
It is completely enclosed in plastic bag 161, to during long-distance transportation, can also keep good leakproofness, anti-stopping leak
Reveal or adulterate other gases, ensure that original gas analyzes data accuracy.
The operation principle of the utility model is as follows：
Sampling head 6 is directed at sampling region, is held outside shell 1, sampling stability, and manually opened power switch are kept
11, so that rechargeable battery 9 is powered for fan 7, fan 7 rotates, and drives 6 portion gas of sampling head to progress into filter chamber 3 gentle
It rushes in chamber 4；Exhaust phase, second switch valve 18 are closed, and are opened first switch valve 17, are made the gas in filter chamber 3 and cushion chamber 4
It is discharged from exhaust pipe 14, and continues that 30s or more is discharged；After the completion of exhaust, first switch valve 17 is closed, opens second switch
Valve 18 makes gas sampled enter in collection bag 16 and is collected；And it can be installed another after the completion of a collecting bag
A collecting bag improves work efficiency so as to realize continuous collection.It in use can be by checking electron temperature
Meter 22 learns the temperature information for collecting gas in real time, and the use shape of filter screen 5 in filter chamber 3 is checked by glass vision panel 23
State can carry out timely processing when needing cleaning.
The beneficial effects of the utility model are：It is 7 structure of fan that present specification, which changes traditional aspiration pump, and by filling
Battery 9 drives, to substantially reduce volume, to realize handheld portable；And gas sampled is filled by gas tube 15
Enter into collection airbag, can not only continuous charge operation, and can be convenient for carrying, prevent from revealing, keep gaseous sample more steady
It is fixed；And it is provided with filter chamber 3, larger solid impurity etc. can be filtered out, prevents from influencing gas collection effect, and can prevent
Equipment blocks.The utility model smart structural design, use is efficient and convenient, and good portability is, it can be achieved that continuous sampling, sample collection
Stability is good, and long-distance transportation does not leak.
It is above-mentioned although specific embodiments of the present invention are described with reference to the accompanying drawings, but not to this practicality newly
The limitation of type protection domain, those skilled in the art should understand that, based on the technical solution of the present invention, ability
Field technique personnel would not require any inventive effort the various modifications or changes that can be made still in the protection of the utility model
Within the scope of.
Claims (6)
1. a kind of gaseous sample hand-held sampler, it is characterised in that：Including shell, annular partition, filter chamber, cushion chamber, filtering
Net, sampling head, fan, fixed link, rechargeable battery, charge port, power switch, bottom cover, protective cover, exhaust pipe, gas tube, acquisition
Bag, first switch valve and second switch valve, the housing top end are equipped with sampling head, and the shell lower end is equipped with bottom cover, described outer
Shell inner cavity is equipped with annular partition, and shell inner cavity is divided into filter chamber and cushion chamber, the filter chamber be set to the annular every
Plate upper end, the cushion chamber are set to the annular partition lower end, connection filter chamber and cushion chamber are equipped in the middle part of the annular partition
Through-hole, filter screen is equipped in the filter chamber, fan is equipped in the cushion chamber, the fan is set in the annular partition
Below portion's through-hole, the fan side wall is fixedly connected with the outer casing inner wall, the bottom cover upper center by horizontal fixed link
It is fixed with rechargeable battery, the outer shell outer wall is equipped with charge port and power switch, and the charge port conducting wire connects rechargeable battery,
The power switch is electrically connected the rechargeable battery and fan, is fixed on the rechargeable battery and is covered with protective cover, the shell
The exhaust pipe of connection cushion chamber is fixed on lower sides, the exhaust pipe is equipped with gas tube, and the exhaust pipe is equipped with
First switch valve, the gas tube are equipped with second switch valve, and the gas tube connects collection bag.
2. gaseous sample hand-held sampler as described in claim 1, it is characterised in that：The sampling head is sampling straight tube, institute
Sampling head lower end is stated with filter chamber to be connected.
3. gaseous sample hand-held sampler as claimed in claim 2, it is characterised in that：Further include rubber block head, it is described outer
Shell outer wall is equipped with annular groove, is surround in the annular groove and is fixed with drawstring, the drawstring movable end is blocked equipped with rubber
Head, the rubber block head are matched with sampling head.
4. gaseous sample hand-held sampler as claimed in claim 2 or claim 3, it is characterised in that：The sampling head is equipped with outer spiral shell
Line.
5. gaseous sample hand-held sampler as described in claim 1, it is characterised in that：Further include that electronic thermometer and glass regard
Window is inlaid with electronic thermometer on the buffering cavity outer wall, and the electronic thermometer probe stretches into the cushion chamber, the mistake
It is inlaid with glass vision panel on filter chamber outer wall.
6. gaseous sample hand-held sampler as described in claim 1, it is characterised in that：The collection bag include plastic bag and
Rubber tube, the plastic bag blow vent are equipped with rubber tube, and the rubber tube is plugged on the gas tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720481890.1U CN208026515U (en) | 2017-05-03 | 2017-05-03 | A kind of gaseous sample hand-held sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720481890.1U CN208026515U (en) | 2017-05-03 | 2017-05-03 | A kind of gaseous sample hand-held sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208026515U true CN208026515U (en) | 2018-10-30 |
Family
ID=63896797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720481890.1U Expired - Fee Related CN208026515U (en) | 2017-05-03 | 2017-05-03 | A kind of gaseous sample hand-held sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208026515U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109612786A (en) * | 2018-11-23 | 2019-04-12 | 河北弘顺安全技术服务有限公司 | A kind of air collecting device |
| CN112444555A (en) * | 2019-08-12 | 2021-03-05 | 同方威视技术股份有限公司 | Sampling probe, automatic sampling device and container detection system |
-
2017
- 2017-05-03 CN CN201720481890.1U patent/CN208026515U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109612786A (en) * | 2018-11-23 | 2019-04-12 | 河北弘顺安全技术服务有限公司 | A kind of air collecting device |
| CN109612786B (en) * | 2018-11-23 | 2021-02-26 | 河北弘顺安全技术服务有限公司 | Air collection device |
| CN112444555A (en) * | 2019-08-12 | 2021-03-05 | 同方威视技术股份有限公司 | Sampling probe, automatic sampling device and container detection system |
| CN112444555B (en) * | 2019-08-12 | 2022-05-27 | 同方威视技术股份有限公司 | Sampling probe, automatic sampling device and container detection system |
| US11422070B2 (en) | 2019-08-12 | 2022-08-23 | Nuctech Company Limited | Sampling probe, automatic sampling device, and container detection system |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181030 Termination date: 20210503 |