CN109520788A - A kind of atmosphere quality detection method - Google Patents
A kind of atmosphere quality detection method Download PDFInfo
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- CN109520788A CN109520788A CN201811350595.8A CN201811350595A CN109520788A CN 109520788 A CN109520788 A CN 109520788A CN 201811350595 A CN201811350595 A CN 201811350595A CN 109520788 A CN109520788 A CN 109520788A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2273—Atmospheric sampling
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/24—Suction devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
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Abstract
The present invention relates to environment detection method technical fields, specifically a kind of atmosphere quality detection method, this method comprises the following steps: gas collector being carried to, the place acquired is needed to be screwed out screwed pipe to desired height according to the gas height of required acquisition;Two aspiration pumps of gas collector are opened, and then are realized the evacuating air in the intracorporal gas of inner tube, interior tube body and the enclosed cavity of outer tube body;The control valve for having completed the gas collector after vacuumizing is opened, the gas of eminence is aspirated and is stored into storage cylinder by realization;Storage cylinder is removed, then storage cylinder is connected on detection device, the gas in storage cylinder is detected;The present invention is acquired the high-rise gas of different location by the way that the back-out height of screwed pipe is adjusted, and required inlet suction port also may be selected and be acquired come the bottom gas to different location, acquisition range is wide, can effectively meet atmospheric detection needs.
Description
Technical field
The present invention relates to environment detection method technical field, specifically a kind of atmosphere quality detection method.
Background technique
In order to effectively detect atmospheric environment, need to carry out sample detecting, air sampler using to sampler
It plays a good role for the detection of pernicious gas in air and environment.
Current sampler is acquired the gas of different height very well while can not be, and collecting efficiency is lower, range
It is limited, and collected gas cannot be stored well.In consideration of it, the present invention provides a kind of inspections of atmosphere quality
Survey method, has the following characteristics that
(1) a kind of atmosphere quality detection method of the present invention, using the first collection mechanism of qi of the inside and outside double-deck distribution
Structure and the second gas collection mechanism can be realized for being collected separately while different zones gas, and occupied area is small, easy to carry, behaviour
Make easy;
(2) the back-out height of a kind of atmosphere quality detection method of the present invention, adjustable screwed pipe is come to not
High-rise gas with position is acquired, and required inlet suction port also may be selected and adopt come the bottom gas to different location
Collection, acquisition range is wide, can effectively meet atmospheric detection needs;
(3) a kind of atmosphere quality detection method of the present invention can carry out tube body by two aspiration pumps
It is vacuum-treated, so that the gas purity being extracted into is higher, and aspiration pump can also be realized directly by gas flow guiding to gas storage equipment
Acquisition, storage are integrated.
Summary of the invention
For the problems of the prior art, the present invention provides a kind of atmosphere quality detection method, make in this method
Gas collector can be realized using the first gas collection mechanism and the second gas collection mechanism of the inside and outside double-deck distribution for difference
It being collected separately while zone gas, occupied area is small, and it is easy to carry, it is easy to operate;The back-out height of adjustable screwed pipe is come
The high-rise gas of different location is acquired, required inlet suction port also may be selected to carry out the bottom gas of different location
Acquisition, acquisition range is wide, can effectively meet atmospheric detection needs;Tube body can be carried out at vacuum by two aspiration pumps
Reason so that the gas purity being extracted into is higher, and aspiration pump can also directly will in gas flow guiding to gas storage equipment, realize acquisition,
Storage is integrated.
The technical solution adopted by the present invention to solve the technical problems is: a kind of atmosphere quality detection method, the party
Method includes the following steps:
S1: gas collector is carried to the place for needing to acquire, according to the gas height of required acquisition, by screwed pipe
It screws out to desired height;
S2: two aspiration pumps of gas collector in S1 are opened, and then are realized the intracorporal gas of inner tube, interior tube body
Evacuating air in cavity enclosed with outer tube body;
S3: the control valve for having completed the gas collector after vacuumizing in S2 is opened, is realized the gas of eminence
It aspirates and is stored into storage cylinder;
S4: the storage cylinder in S3 is removed, then storage cylinder is connected on detection device and is carried out to the gas in storage cylinder
Detection;
Air is collected using gas collector in this method, which includes station, support
Bar, the first gas collection mechanism, the second gas collection mechanism, the first gas storage mechanism, the second gas storage mechanism, the first aspiration pump, the second aspiration pump
And cabinet;The surface of the station is fixed with second gas collection mechanism, and the internal whorl of second gas collection mechanism connects
It is connected to first gas collection mechanism, the gas of second gas collection mechanism, first gas collection mechanism to acquire different height;
The bottom of second gas collection mechanism is communicated with second aspiration pump, and the bottom of first gas collection mechanism is communicated with described
One aspiration pump, second aspiration pump, first aspiration pump are acquired to air-breathing;First aspiration pump and described second is taken out
Air pump is mounted on the inner wall of the cabinet, and the cabinet is set to the bottom surface of the station;First aspiration pump with it is described
Second gas storage mechanism connection, second aspiration pump and the first gas storage mechanism connection, first gas storage mechanism, described the
The gas that two gas storage mechanisms are arrived to store collected.
Specifically, second gas collection mechanism includes outer tube body, the second air gauge, the outer tube body is vertical at the behaviour
Make at the centre of surface of platform, the outer wall top of the outer tube body is equipped with second air gauge, and the side wall of the outer tube body is by upper
Several inlet suction ports are equidistantly equipped with to lower.
Specifically, first gas collection mechanism includes interior tube body, screwed pipe, the first air gauge and air inlet pipe, said inner tube
Body is located at the midline of the outer tube body, and the top of said inner tube body is hatch frame, said inner tube body and the outer tube body it
Between surround closure cavity structure, the internal whorl of said inner tube body is connected with the screwed pipe, the screwed pipe be top closure,
Bottom end opening structure, the top side wall of the screwed pipe are vertically connected with the air inlet pipe, and the top outer wall of the screwed pipe is set
There is first air gauge, the air inlet pipe, the inlet suction port are connected with rubber pad.
Specifically, the arrival end of first aspiration pump is communicated with the first exhaust tube, first exhaust tube is inserted into institute
State the inner bottom of interior tube body, the outlet end of first aspiration pump is communicated with downtake pipe and second exhaust pipe, and described
One exhaust pipe, the second exhaust pipe outside be separately installed with the first solenoid valve and second solenoid valve, the second exhaust pipe
With the second gas storage mechanism connection.
Specifically, the arrival end of second aspiration pump is communicated with the second exhaust tube, second exhaust tube is inserted into institute
State outer tube body, in the enclosed construction that said inner tube body surrounds, the outlet end of second aspiration pump be communicated with third exhaust pipe and
4th exhaust pipe, the third exhaust pipe, the 4th exhaust pipe outside be separately installed with third solenoid valve and the 4th electromagnetism
Valve, the third exhaust pipe and the downtake pipe are interconnected, the 4th exhaust pipe and first gas storage mechanism phase
It is intercommunicated.
Specifically, first gas storage mechanism is identical as the second gas storage mechanism structure, first gas storage mechanism packet
Include storage cylinder, gas transmission seat, connecting tube and sealing mechanism, the surface of the gas transmission seat is provided with mounting groove, the mounting groove it is interior
Portion is equipped with gas transmission head, and the gas transmission head is connected to by appendix with the 4th exhaust pipe, the bottom connection of the storage cylinder
There is connecting tube, the connecting tube and the inside of the mounting groove are connected together, and the outlet end of the connecting tube is funnel structure, institute
The inside for stating connecting tube is equipped with sealing mechanism, and the sealing mechanism includes seal head, spring, support plate and strut, described
The outlet end of seal head and the connecting tube is cooperatively connected, and the top surface of the seal head is equipped with the spring, the top of the spring
End is fixedly connected with the support plate, and the side wall of the support plate connects the connecting tube by the strut.
Beneficial effects of the present invention:
(1) this kind of atmosphere quality detection method of the present invention, gas collector used in this method
While middle the first gas collection mechanism being distributed using inside and outside bilayer and the second gas collection mechanism can be realized for different zones gas
It being collected separately, occupied area is small, and it is easy to carry, it is easy to operate;
(2) a kind of atmosphere quality detection method of the present invention, gas collector used in this method
The back-out of adjustable screwed pipe is highly acquired the high-rise gas of different location, and required inlet suction port also may be selected
The bottom gas of different location is acquired, acquisition range is wide, can effectively meet atmospheric detection needs;
(3) a kind of atmosphere quality detection method of the present invention, gas collector used in this method are logical
Tube body can be vacuum-treated by crossing two aspiration pumps, so that the gas purity being extracted into is higher, and aspiration pump can also be direct
It in gas flow guiding to gas storage equipment, will realize that acquisition, storage are integrated.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the second gas collection shown in FIG. 1 mechanism overall structure diagram;
Fig. 3 is box house attachment structure schematic diagram shown in Fig. 2;
Fig. 4 is storage cylinder shown in Fig. 3 and gas transmission seat fit structure schematic diagram;
Fig. 5 is enlarged structure schematic diagram at A shown in Fig. 4.
In figure: 1, station, 2, support rod, the 3, first gas collection mechanism, 31, interior tube body, 32, screwed pipe, the 33, first air pressure
Table, 34, air inlet pipe, the 4, second gas collection mechanism, 41, outer tube body, 411, inlet suction port, the 42, second air gauge, 5, gasket, 6,
First gas storage mechanism, 61, storage cylinder, 62, gas transmission seat, 621, mounting groove, 622, appendix, 623, gas transmission head, 63, connecting tube,
64, sealing mechanism, 641, seal head, 642, spring, 643, support plate, 644, strut, the 7, second gas storage mechanism, the 8, first pumping
Pump, the 81, first exhaust tube, 82, downtake pipe, the 821, first solenoid valve, 83, second exhaust pipe, 831, second solenoid valve, 9,
Second aspiration pump, the 91, second exhaust tube, 92, third exhaust pipe, 921, third solenoid valve, the 93, the 4th exhaust pipe, the 931, the 4th
Solenoid valve, 9a, cabinet.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Specific embodiment is closed, the present invention is further explained.
As Figure 1-Figure 5, a kind of atmosphere quality detection method of the present invention, this method include following step
It is rapid:
S1: gas collector is carried to the place for needing to acquire, according to the gas height of required acquisition, by screwed pipe
It screws out to desired height;
S2: two aspiration pumps of gas collector in S1 are opened, and then are realized the intracorporal gas of inner tube, interior tube body
Evacuating air in cavity enclosed with outer tube body;
S3: the control valve for having completed the gas collector after vacuumizing in S2 is opened, is realized the gas of eminence
It aspirates and is stored into storage cylinder;
S4: the storage cylinder in S3 is removed, then storage cylinder is connected on detection device and is carried out to the gas in storage cylinder
Detection;
Air is collected using gas collector in this method, which includes station 1, support
Bar 2, the first gas collection mechanism 3, the second gas collection mechanism 4, the first gas storage mechanism 6, the second gas storage mechanism 7, the first aspiration pump 8, second
Aspiration pump 9 and cabinet 9a;The surface of the station 1 is fixed with second gas collection mechanism 4, second gas collection mechanism 4
Internal whorl be connected with first gas collection mechanism 3, second gas collection mechanism 4, first gas collection mechanism 3 are to acquire
The gas of different height;The bottom of second gas collection mechanism 4 is communicated with second aspiration pump 9, first gas collection mechanism 3
Bottom be communicated with first aspiration pump 8, second aspiration pump 9, first aspiration pump 8 are acquired to air-breathing;It is described
First aspiration pump 8 and second aspiration pump 9 are mounted on the inner wall of the cabinet 9a, and the cabinet 9a is set to the station
1 bottom surface;First aspiration pump 8 is connected to second gas storage mechanism 7, second aspiration pump 9 and first gas storage
Mechanism 6 is connected to, the gas that first gas storage mechanism 6, second gas storage mechanism 7 are arrived to store collected.
Specifically, as depicted in figs. 1 and 2, second gas collection mechanism 4 includes outer tube body 41, the second air gauge 42, described
Outer tube body 41 is vertical at the centre of surface of the station 1, and the outer wall top of the outer tube body 41 is equipped with second gas
Table 42 is pressed, the side wall of the outer tube body 41 is from top to bottom equidistantly equipped with several inlet suction ports 411;It can be to gas by air gauge
Pressure is detected, by the second gas collection mechanism can 4 pairs of bottom gases into collection.
Specifically, as depicted in figs. 1 and 2, first gas collection mechanism 3 includes interior tube body 31, screwed pipe 32, the first air pressure
Table 33 and air inlet pipe 34, said inner tube body 31 are located at the midline of the outer tube body 41, and the top of said inner tube body 31 is opening
Structure, surrounds closure cavity structure between said inner tube body 31 and the outer tube body 41, the internal whorl of said inner tube body 31 connects
It is connected to the screwed pipe 32, the screwed pipe 32 is top closure, bottom end opening structure, and the top side wall of the screwed pipe 32 hangs down
Direct-connected to be connected with the air inlet pipe 34, the top outer wall of the screwed pipe 32 is equipped with first air gauge 33, the air inlet pipe 34,
The inlet suction port 411 is connected with rubber pad 5;High-rise gas can be acquired by the first gas collection mechanism 3,
And freely adjustable acquisition height.
Specifically, described first takes out as shown in figure 3, the arrival end of first aspiration pump 8 is communicated with the first exhaust tube 81
Tracheae 81 is inserted into the inner bottom of said inner tube body 31, and the outlet end of first aspiration pump 8 is communicated with downtake pipe 82
With second exhaust pipe 83, the downtake pipe 82, the second exhaust pipe 83 outside be separately installed with the first solenoid valve 821
With second solenoid valve 831, the second exhaust pipe 83 is connected to second gas storage mechanism 7;It can be right by the first aspiration pump 8
First gas collection mechanism 8 is evacuated, and realizes gas automatic collection.
Specifically, described second takes out as shown in figure 3, the arrival end of second aspiration pump 9 is communicated with the second exhaust tube 91
Tracheae 91 is inserted into the outer tube body 41, in the enclosed construction that said inner tube body 31 surrounds, the outlet end of second aspiration pump 9
It is communicated with third exhaust pipe 92 and the 4th exhaust pipe 93, the external difference of the third exhaust pipe 92, the 4th exhaust pipe 93
Third solenoid valve 921 and the 4th solenoid valve 931 are installed, the third exhaust pipe 92 is interconnected with 82 phase of downtake pipe
Logical, the 4th exhaust pipe 93 is interconnected with first gas storage mechanism 6;It can be to the second gas collection by the first aspiration pump 8
Mechanism 4 is evacuated, and realizes gas automatic collection.
Specifically, as shown in Figure 4 and Figure 5, first gas storage mechanism 6 is identical as second gas storage, 7 structures of mechanism, institute
Stating the first gas storage mechanism 6 includes storage cylinder 61, gas transmission seat 62, connecting tube 63 and sealing mechanism 64, the table of the gas transmission seat 62
Face is provided with mounting groove 621, and the inside of the mounting groove 621 is equipped with gas transmission head 623, and the gas transmission head 623 passes through appendix 622
It is connected to the 4th exhaust pipe 93, the bottom of the storage cylinder 61 is communicated with connecting tube 63, the connecting tube 63 and the peace
The inside of tankage 621 is connected together, and the outlet end of the connecting tube 63 is funnel structure, and the inside of the connecting tube 63 is equipped with
Sealing mechanism 64, the sealing mechanism 64 include seal head 641, spring 642, support plate 643 and strut 644, the sealing
First 641 are cooperatively connected with the outlet end of the connecting tube 63, and the top surface of the seal head 641 is equipped with the spring 642, the bullet
The top of spring 642 is fixedly connected with the support plate 643, and the side wall of the support plate 643 connects the company by the strut 644
Adapter tube 63;Gas can be stored by gas storage mechanism, and be freely disassembled installation.
It can be realized using the first gas collection mechanism 3 and the second gas collection mechanism 4 of the inside and outside double-deck distribution for different zones gas
It being collected separately while body, occupied area is small, and it is easy to carry, it is easy to operate;The back-out height of adjustable screwed pipe 32 is come to not
High-rise gas with position is acquired, and required inlet suction port 411 also may be selected to carry out the bottom gas of different location
Acquisition, acquisition range is wide, can effectively meet atmospheric detection needs;Tube body can be carried out at vacuum by two aspiration pumps
Reason so that the gas purity being extracted into is higher, and aspiration pump can also directly will in gas flow guiding to gas storage equipment, realize acquisition,
Storage is integrated.Specifically have:
(1) in operation, station 1 is carried to and needs the place that acquires, then according to the gas height of required acquisition,
Screwed pipe 32 is rotated, so that screwed pipe 32 is screwed out to desired height, the then inlet suction port 411 of reselection proper height;It will be true
Empty storage cylinder 61 is connect with gas transmission seat 62, and connecting tube 63 is engaged in mounting groove 621, and at the same time, on gas transmission head 623
Seal head 641 is pushed up, so that seal head 641 moves upwards and compressed spring 642, realizes the opening of connecting tube 63;
(2) before acquisition, it first passes through outside connected switch and controls the first solenoid valve 821, third solenoid valve 921 and be in an open state,
Second solenoid valve 831, the 4th solenoid valve 931 are in off state, and start two aspiration pumps, at this time the gas in interior tube body 31, interior
Gas in tube body 31 and the enclosed cavity of outer tube body 41 is extracted out by two aspiration pumps respectively, then passes through downtake pipe 82, the
The discharge of two exhaust pipes 92, operator can judge the gas-condition in pipe according to two barometric numerical value, when being evacuated to vacuum
Stop pumping;
(3) then the first solenoid valve 821 of control, third solenoid valve 921 are in off state, the 831, the 4th electricity of second solenoid valve
Magnet valve 931 is in an open state, and removes air inlet pipe 34, the gasket 5 that inlet suction port 411 is connected, the gas of eminence by into
Tracheae 34 is drawn into screwed pipe 32, in interior tube body 31, is then expelled in the second gas storage mechanism 7 by the 4th exhaust pipe 93,
The gas of bottom is pumped down in the cavity between outer tube body 41, interior tube body 31, is then expelled to gas transmission by second exhaust pipe 83
Pipe 622 is drained into storage cylinder 61 by gas transmission head 623, connecting tube 63 realizes storage again;
(4) operator can remove storage cylinder 61, and when removing, gas transmission head 623 is separated with seal head 641, then in bullet
Seal head 641 is moved downward and is blocked to the exit of connecting tube 63 under the drive of spring 642, realizes automatic-sealed.
Gas collector used in the present invention collects mechanism of qi using the first gas collection mechanism 3 and second of the inside and outside double-deck distribution
Structure 4 can be realized for being collected separately while different zones gas, and occupied area is small, easy to carry, easy to operate;It is adjustable
The back-out of screwed pipe 32 is highly acquired the high-rise gas of different location, and required inlet suction port 411 also may be selected
The bottom gas of different location is acquired, acquisition range is wide, can effectively meet atmospheric detection needs;It is taken out by two
Air pump can be vacuum-treated tube body, so that the gas purity being extracted into is higher, and aspiration pump can also directly lead gas
It flow in gas storage equipment, realizes that acquisition, storage are integrated.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the description in above embodiment and specification only illustrates the present invention
Principle, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these variation and
Improvement is both fallen in the scope of protection of present invention.The claimed scope of the invention is by appended claims and its equivalent
Object defines.
Claims (6)
1. a kind of atmosphere quality detection method, which is characterized in that this method comprises the following steps:
S1: gas collector is carried to, the place acquired is needed to be screwed out screwed pipe according to the gas height of required acquisition
To desired height;
S2: two aspiration pumps of gas collector in S1 are opened, and then are realized the intracorporal gas of inner tube, interior tube body and outer
Evacuating air in the enclosed cavity of tube body;
S3: the control valve for having completed the gas collector after vacuumizing in S2 is opened, realizes and aspirates the gas of eminence
And it is stored into storage cylinder;
S4: the storage cylinder in S3 is removed, then storage cylinder is connected on detection device and is detected to the gas in storage cylinder;
Air is collected using gas collector in this method, which includes station (1), support rod
(2), the first gas collection mechanism (3), the second gas collection mechanism (4), the first gas storage mechanism (6), the second gas storage mechanism (7), the first pumping
Pump (8), the second aspiration pump (9) and cabinet (9a);The surface of the station (1) is fixed with second gas collection mechanism (4),
The internal whorl of second gas collection mechanism (4) is connected with first gas collection mechanism (3), second gas collection mechanism (4), institute
State gas of the first gas collection mechanism (3) to acquire different height;The bottom of second gas collection mechanism (4) is communicated with described
Two aspiration pumps (9), the bottom of first gas collection mechanism (3) are communicated with first aspiration pump (8), second aspiration pump
(9), first aspiration pump (8) acquires to air-breathing;First aspiration pump (8) and second aspiration pump (9) are respectively mounted
In the inner wall of the cabinet (9a), the cabinet (9a) is set to the bottom surface of the station (1);First aspiration pump (8) with
Second gas storage mechanism (7) connection, second aspiration pump (9) are connected to first gas storage mechanism (6), first storage
The gas that mechanism of qi structure (6), second gas storage mechanism (7) are arrived to store collected.
2. a kind of atmosphere quality detection method according to claim 1, it is characterised in that: second gas collection mechanism
It (4) include outer tube body (41) and the second air gauge (42), the outer tube body (41) is vertical in the surface of the station (1)
At the heart, the outer wall top of the outer tube body (41) is equipped with second air gauge (42), and the side wall of the outer tube body (41) is by upper
Several inlet suction ports (411) are equidistantly equipped with to lower.
3. a kind of atmosphere quality detection method according to claim 1, it is characterised in that: first gas collection mechanism
It (3) include interior tube body (31), screwed pipe (32), the first air gauge (33) and air inlet pipe (34), said inner tube body (31) is located at institute
The midline of outer tube body (41) is stated, the top of said inner tube body (31) is hatch frame, said inner tube body (31) and the outer tube
Closure cavity structure is surrounded between body (41), the internal whorl of said inner tube body (31) is connected with the screwed pipe (32), described
Screwed pipe (32) is top closure, bottom end opening structure, and the top side wall of the screwed pipe (32) is vertically connected with the air inlet
It manages (34), the top outer wall of the screwed pipe (32) is equipped with first air gauge (33), the air inlet pipe (34), the air inlet
Connector (411) is connected with rubber pad (5).
4. a kind of atmosphere quality detection method according to claim 1, it is characterised in that: first aspiration pump
(8) arrival end is communicated with the first exhaust tube (81), and first exhaust tube (81) is inserted into the inside of said inner tube body (31)
The outlet end of bottom end, first aspiration pump (8) is communicated with downtake pipe (82) and second exhaust pipe (83), the first row
Tracheae (82), the second exhaust pipe (83) outside be separately installed with the first solenoid valve (821) and second solenoid valve (831),
The second exhaust pipe (83) is connected to second gas storage mechanism (7).
5. a kind of atmosphere quality detection method according to claim 1, it is characterised in that: second aspiration pump
(9) arrival end is communicated with the second exhaust tube (91), second exhaust tube (91) be inserted into the outer tube body (41), it is described in
In the enclosed construction that tube body (31) surrounds, the outlet end of second aspiration pump (9) is communicated with third exhaust pipe (92) and the 4th
Exhaust pipe (93), the third exhaust pipe (92), the 4th exhaust pipe (93) outside be separately installed with third solenoid valve
(921) with the 4th solenoid valve (931), the third exhaust pipe (92) and the downtake pipe (82) are interconnected, and described the
Four exhaust pipes (93) and first gas storage mechanism (6) are interconnected.
6. a kind of atmosphere quality detection method according to claim 1, it is characterised in that: first gas storage mechanism
(6) identical as second gas storage mechanism (7) structure, first gas storage mechanism (6) includes storage cylinder (61), gas transmission seat
(62), the surface of connecting tube (63) and sealing mechanism (64), the gas transmission seat (62) is provided with mounting groove (621), the installation
The inside of slot (621) is equipped with gas transmission head (623), and the gas transmission head (623) passes through appendix (622) and the 4th exhaust pipe
(93) it is connected to, the bottom of the storage cylinder (61) is communicated with connecting tube (63), the connecting tube (63) and the mounting groove (621)
Inside be connected together, the outlet end of the connecting tube (63) is funnel structure, and the inside of the connecting tube (63) is equipped with close
Sealing mechanism (64), the sealing mechanism (64) include seal head (641), spring (642), support plate (643) and strut
(644), the outlet end of the seal head (641) and the connecting tube (63) is cooperatively connected, and the top surface of the seal head (641) is set
Have the spring (642), the top of the spring (642) is fixedly connected the support plate (643), the support plate (643)
Side wall connects the connecting tube (63) by the strut (644).
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111504731A (en) * | 2020-05-06 | 2020-08-07 | 朱晓艳 | Multifunctional air sample collector |
CN111999356A (en) * | 2020-08-11 | 2020-11-27 | 浙江三青环保科技有限公司 | Air collection device and monitoring factor cross interference calculation method |
CN112985927A (en) * | 2021-02-07 | 2021-06-18 | 山东国润环境检测有限公司 | Novel atmospheric environment quality display device for environmental protection |
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