CN205844302U - A kind of on-the-spot emergent rapid detection box - Google Patents
A kind of on-the-spot emergent rapid detection box Download PDFInfo
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- CN205844302U CN205844302U CN201620670898.8U CN201620670898U CN205844302U CN 205844302 U CN205844302 U CN 205844302U CN 201620670898 U CN201620670898 U CN 201620670898U CN 205844302 U CN205844302 U CN 205844302U
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- sampling
- gas
- negative pressure
- pump
- pressure cavity
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Abstract
This utility model relates to field of gas detection, disclose a kind of on-the-spot emergent rapid detection box, it includes casing, is provided with gas sampling bag, vacuum sampling pump, pump front filter, airway, gas direct-reading detection pipe, dust concentration detector and gas direct-reading detection alarm in casing；Gas sampling bag is provided with sampling air inlet and sampling gas outlet；The negative pressure cavity for placing gas sampling bag it is additionally provided with in casing；The side of casing is provided with tee pipe coupling and sampling tube joint, the first pipe joint and the second pipe joint that tee pipe coupling is set up in parallel connect with negative pressure cavity respectively, and second pipe joint with sampling air inlet connect, 3rd pipe joint of tee pipe coupling is for being connected with airway, and sampling tube joint connects with sampling gas outlet；Vacuum sampling pump is connected with negative pressure cavity by pump front filter, is bled so that forming negative pressure in negative pressure cavity by vacuum sampling pump.This utility model is easy to use, and during sampling, sample gas is susceptible to pollute, and test result is accurate.
Description
Technical field
This utility model relates to gas detection technology field, particularly relates to a kind of on-the-spot emergent rapid detection box.
Background technology
Often occur that workman is poisoned in space when confined space operation, the event suffocated.Standard-required is to enter
Gas detecting in space must be carried out before confined space operation.Some confined space detection case is use sampling pump by gas now
Body is released, and is contained in airbag, is then analyzed, so during obtained by gas be the gas through sampling pump, this
Individual process has pollution, causes testing inaccurate.
Utility model content
(1) to solve the technical problem that
The technical problems to be solved in the utility model is how to ensure that sample gas is the most contaminated when sampling, to ensure to survey
Test result is accurate.
(2) technical scheme
In order to solve above-mentioned technical problem, this utility model provides a kind of on-the-spot emergent rapid detection box, and it includes casing,
Gas sampling bag, vacuum sampling pump, pump front filter, airway, gas direct-reading detection pipe, dust concentration it is provided with in described casing
Detector and gas direct-reading detection alarm；
Described gas sampling bag is provided with sampling air inlet and sampling gas outlet；
The negative pressure cavity for placing described gas sampling bag it is additionally provided with in described casing；
The side of described casing is provided with tee pipe coupling and sampling tube joint, described tee pipe coupling be set up in parallel first
Pipe joint and the second pipe joint connect with described negative pressure cavity respectively, and described second pipe joint connects with described sampling air inlet,
3rd pipe joint of described tee pipe coupling is used for being connected with described airway, described sampling tube joint and described sampling gas outlet
Connection；
Described vacuum sampling pump is connected with described negative pressure cavity by described pump front filter, by described vacuum sampling pumping
Gas forms negative pressure in making described negative pressure cavity.
Wherein, the upper surface of described negative pressure cavity is provided with transparent cover plate.
Further, described transparent cover plate is safety glass, and described safety glass is provided with the junction of described negative pressure cavity
Sealing ring.
Wherein, described tee pipe coupling and sampling tube joint are respectively equipped with valve.
Wherein, also include that upper cover, described upper cover are articulated and connected with described casing.
Wherein, the air inlet of described pump front filter is positioned in described negative pressure cavity, and described negative pressure cavity is extended in its gas outlet
It is connected with described vacuum sampling pump.
Wherein, it is additionally provided with multiple two in described casing and leads to quick coupling, for the connection between any two of described airway.
Wherein, it is additionally provided with manual suction pump in described casing.
Wherein, it is additionally provided with in described casing and places described vacuum sampling pump, airway for correspondence, two lead to quick pipe connecting
Head, manual suction pump, gas direct-reading detection pipe, dust concentration detector and multiple grooves of gas direct-reading detection alarm.
(3) beneficial effect
Compared with prior art, this utility model has the advantage that
A kind of on-the-spot emergent rapid detection box that this utility model provides, is provided with gas sampling bag, vacuum is adopted in casing
Sample pump, pump front filter, airway, gas direct-reading detection pipe, dust concentration detector and gas direct-reading detection alarm；Described
Be additionally provided with the negative pressure cavity for placing described gas sampling bag in casing, described vacuum sampling pump by described pump front filter with
Described negative pressure cavity connects, and is bled so that forming negative pressure in described negative pressure cavity by described vacuum sampling pump, so that gas
Sampler body bag is directly filled with sample gas under suction function, it is to avoid sample gas is contaminated；The side of described casing is provided with
Tee pipe coupling and sampling tube joint, the first pipe joint that described tee pipe coupling is set up in parallel and the second pipe joint respectively with institute
State negative pressure cavity connection, and described second pipe joint connects with described sampling air inlet, for being filled with sampling in gas sampling bag
Gas, the first pipe joint is used for cleaning airway pipeline, discharges the air in airway, and the 3rd pipe of described tee pipe coupling connects
Head is for being connected with described airway, and the other end of airway leads to position to be detected, described sampling tube joint and described sampling
Gas outlet connects, and utilizes gas direct-reading detection pipe, gas direct-reading detection alarm to be connected with sampling tube joint and carries out sample gas
Detection, carries out dust concentration detection dust concentration detector direct connection with airway, and easy to detect, test result is accurate.
Accompanying drawing explanation
Fig. 1 is to meet an urgent need the overall structure schematic diagram of rapid detection box in a kind of scene of this utility model；
Fig. 2 is the explosive view of Fig. 1；
In figure: 1: casing；2: upper cover；3: gas sampling bag；31: sampling air inlet；32: sampling gas outlet；4: vacuum is adopted
Sample pump；5: pump front filter；6: airway；7: gas direct-reading detection pipe；8: dust concentration detector；9: gas direct-reading detection report
Alert instrument；10: negative pressure cavity；11: transparent cover plate；12: sealing ring；13: tee pipe coupling；14: sampling tube joint；15: two is logical quick
Pipe joint；16: manual suction pump.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, detailed description of the invention of the present utility model is described in further detail.Below
Example is used for illustrating this utility model, but is not limited to scope of the present utility model.
In description of the present utility model, it should be noted that term " " center ", " longitudinally ", " laterally ", " on ", D score,
Orientation or the position relationship of the instruction such as "front", "rear", "left", "right", " vertically ", " level ", " top ", " end " " interior ", " outward " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description this utility model and simplifies description rather than instruction
Hint indication device or element must have specific orientation, with specific azimuth configuration and operation, be not understood that
For to restriction of the present utility model.Additionally, term " first ", " second ", " the 3rd " etc. are only used for describing purpose, and it is not understood that
For instruction or hint relative importance.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fix connection, it is also possible to be to removably connect, or integratedly
Connect；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Language concrete meaning in this utility model.
Additionally, in description of the present utility model, except as otherwise noted, " multiple ", " many ", " many groups " are meant that two
Individual or two or more.
As depicted in figs. 1 and 2, a kind of on-the-spot emergent rapid detection box provided for this utility model, it includes casing 1,
Gas sampling bag 3, vacuum sampling pump 4, pump front filter 5, airway 6, gas direct-reading detection pipe 7, powder it is provided with in described casing 1
Dust concentration detector 8 and gas direct-reading detection alarm 9；
Described gas sampling bag 3 is provided with sampling air inlet 31 and sampling gas outlet 32；
Being additionally provided with the negative pressure cavity 10 for placing described gas sampling bag 3 in described casing 1, described vacuum sampling pump 4 leads to
Cross described pump front filter 5 to connect with described negative pressure cavity 10, bled so that in described negative pressure cavity 10 by described vacuum sampling pump 4
Form negative pressure, so that gas sampling bag 3 is directly filled with sample gas under suction function, it is to avoid sample gas is subject to
Pollute, it is ensured that the accuracy of testing result；
The side of described casing 1 is provided with tee pipe coupling 13 and sampling tube joint 14, and described tee pipe coupling 13 sets side by side
The first pipe joint put and the second pipe joint connect with described negative pressure cavity 10 respectively, and described second pipe joint with described sample into
QI KOU 31 connects, and the first pipe joint cleans airway 6 pipeline for inspiration sample gas, discharges the air in airway 6, reduces
Detection error, the 3rd pipe joint of described tee pipe coupling 13 is for being connected with described airway 6, and the other end of airway 6 leads to
To position to be detected, described sampling tube joint 14 connects with described sampling gas outlet 32.
Wherein, the upper surface of described negative pressure cavity 10 is provided with transparent cover plate 11, to facilitate the inflation feelings observing gas sampling bag 3
Condition.
Further, described transparent cover plate 11 is preferably safety glass, in order to ensure sealing effectiveness, described safety glass with
The junction of described negative pressure cavity 10 is provided with sealing ring 12.
Wherein, described tee pipe coupling 13 and sampling tube joint 14 are respectively equipped with valve, to control the logical of respective line
Disconnected.
Wherein, also include that upper cover 2, described upper cover 2 are articulated and connected with described casing 1, by the upper cover 2 that closes, protect casing 1
Interior all parts, is also convenient for carrying the emergent rapid detection box in this scene.
Specifically, the air inlet of described pump front filter 5 is positioned in described negative pressure cavity 10, and its gas outlet is extended described negative
Pressure chamber 10 is connected with described vacuum sampling pump 4, and described pump front filter 5 can filter out some granule foreigns, to avoid damaging
Vacuum sampling pump 4.
Wherein, it is additionally provided with multiple two in described casing 1 and leads to quick coupling 15, for described airway 6 between any two
Connect.
Being additionally provided with manual suction pump 16 in described casing 1, manual suction pump 16 may be used for the gas in gas sampling bag 3
Body is drawn through gas direct-reading detection pipe 7, is used for quickly detecting.(some gas can only be carried out quickly with gas direct-reading detection pipe 7
Detection, the similar syringe of bleeding of manual suction pump 16).
In order to ensure that all parts smooth sequential is placed, it is additionally provided with in described casing 1 and adopts for the described vacuum of correspondence placement
Sample pump 4, airway 6, two lead to quick coupling 15, manual suction pump 16, gas direct-reading detection pipe 7, dust concentration detector 8 and
Multiple grooves of gas direct-reading detection alarm 9.
Use step of the present utility model is: guarantee before 1, going to scene that equipment electricity enough detects；
2, pump front filter 5 is connected to the entrance of vacuum sampling pump 4, it is to avoid vacuum sampling pump 4 is contaminated；
3, the sampling air inlet 31 of clean gas sampling bag 3 is connected with the second pipe joint, the sampling of gas sampling bag 3
Gas outlet 32 is connected with sampling tube joint 14, closes the valve on sampling tube joint 14, is placed in by the valve of tee pipe coupling 13
Lead to the first pipe joint；
4, install safety glass, use two to lead to snap joint and connect airway 6, lead to position to be detected, airway 6
Bulky grain defecator installed by pipeline air inlet foremost；
5, opening vacuum sampling pump 4, detergent line, the pipeline length according to connecting determines scavenging period；
6, after cleaning, the valve of tee pipe coupling 13 is placed in and leads to the second pipe joint, along with vacuum sampling pump 4
Working on, gas to be measured is directly punched in gas sampling bag 3, observes gas sampling bag 3 by the safety glass of top
Full level, when the gas filled enough detects analysis close vacuum sampling pump 4, close tee pipe coupling 13 valve, by gas
Body direct-reading detection alarm 9 and the gas direct-reading detection pipe 7 being connected to manual suction pump 16 are successively connected to sampling tube joint 14
The mouth of pipe, open the valve of sampling tube joint 14, analyze the poisonous and harmful substance concentration in the gas sampling bag 3 that collects；When
When needing dust concentration to detect, it is not necessary to by gas collecting to gas sampling bag 3, directly dust concentration detector 8 is connected
Upper airway 6, dust concentration detector 8 carries pump and directly carries out sampling analysis.
7, detect complete needs to be placed in cleaned air by airway 6, clean airway 6 and gas sampling bag 3.
As can be seen from the above embodiments, this utility model is easy to use, and during sampling, sample gas is susceptible to pollute, test
Result is accurate.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. made, should be included in this utility model
Protection domain within.
Claims (9)
1. meet an urgent need rapid detection box in a scene, it is characterised in that includes casing, is provided with gas sampling bag, true in described casing
Empty sampling pump, pump front filter, airway, gas direct-reading detection pipe, dust concentration detector and gas direct-reading detection alarm；
Described gas sampling bag is provided with sampling air inlet and sampling gas outlet；
The negative pressure cavity for placing described gas sampling bag it is additionally provided with in described casing；
The side of described casing is provided with tee pipe coupling and sampling tube joint, and the first pipe that described tee pipe coupling is set up in parallel connects
Head connects with described negative pressure cavity respectively with the second pipe joint, and described second pipe joint connects with described sampling air inlet, described
3rd pipe joint of tee pipe coupling is for being connected with described airway, and described sampling tube joint is with described sampling gas outlet even
Logical；
Described vacuum sampling pump is connected with described negative pressure cavity by described pump front filter, and being bled by described vacuum sampling pump is made
Negative pressure is formed in obtaining described negative pressure cavity.
Meet an urgent need rapid detection box in scene the most according to claim 1, it is characterised in that the upper surface of described negative pressure cavity is provided with
Transparent cover plate.
Meet an urgent need rapid detection box in scene the most according to claim 2, it is characterised in that described transparent cover plate is tempering glass
Glass, described safety glass is provided with sealing ring with the junction of described negative pressure cavity.
Meet an urgent need rapid detection box in scene the most according to claim 1, it is characterised in that described tee pipe coupling and sampling tube
Valve it is respectively equipped with on joint.
Meeting an urgent need rapid detection box in scene the most according to claim 1, it is characterised in that also includes upper cover, described upper cover with
Described casing is articulated and connected.
Meet an urgent need rapid detection box in scene the most according to claim 1, it is characterised in that the air inlet of described pump front filter
Being positioned in described negative pressure cavity, its gas outlet is extended described negative pressure cavity and is connected with described vacuum sampling pump.
Meeting an urgent need rapid detection box in scene the most according to claim 1, it is characterised in that is additionally provided with multiple two in described casing
Logical quick coupling, for the connection between any two of described airway.
Meeting an urgent need rapid detection box in scene the most according to claim 7, it is characterised in that is additionally provided with in described casing and manually takes out
Air pump.
Meeting an urgent need rapid detection box in scene the most according to claim 8, it is characterised in that is additionally provided with for right in described casing
Should place described vacuum sampling pump, airway, two lead to quick coupling, manual suction pump, gas direct-reading detection pipe, dust concentration
Detector and multiple grooves of gas direct-reading detection alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620670898.8U CN205844302U (en) | 2016-06-29 | 2016-06-29 | A kind of on-the-spot emergent rapid detection box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620670898.8U CN205844302U (en) | 2016-06-29 | 2016-06-29 | A kind of on-the-spot emergent rapid detection box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205844302U true CN205844302U (en) | 2016-12-28 |
Family
ID=57621607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620670898.8U Expired - Fee Related CN205844302U (en) | 2016-06-29 | 2016-06-29 | A kind of on-the-spot emergent rapid detection box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205844302U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328882A (en) * | 2017-08-25 | 2017-11-07 | 中国石油大学(华东) | Coal volatility and volatile ingredient determine device and assay method |
-
2016
- 2016-06-29 CN CN201620670898.8U patent/CN205844302U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328882A (en) * | 2017-08-25 | 2017-11-07 | 中国石油大学(华东) | Coal volatility and volatile ingredient determine device and assay method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20161228 Termination date: 20170629 |