CN206540734U - A kind of ammonia volatilization sampling apparatus for being suitable to northern farmland - Google Patents
A kind of ammonia volatilization sampling apparatus for being suitable to northern farmland Download PDFInfo
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- CN206540734U CN206540734U CN201621396884.8U CN201621396884U CN206540734U CN 206540734 U CN206540734 U CN 206540734U CN 201621396884 U CN201621396884 U CN 201621396884U CN 206540734 U CN206540734 U CN 206540734U
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Abstract
The utility model discloses a kind of ammonia volatilization sampling apparatus for being suitable to northern farmland, belong to ammonia volatilization gas studies equipment technical field, device includes the gas bottle that inlet end is connected with sampling mechanism, outlet side is connected with vavuum pump, it is important to：Described sampling mechanism includes the sample cover that tube-like base, sealing shroud are mounted in tube-like base upper end, the part that tube-like base is located at below sample cover is formed as embedded section, cavity inside sample cover is formed as the acquisition cavity connected with tube-like base, air inlet pipe, the escape pipe connected with gas bottle inlet end are provided with sample cover, sampling mechanism also includes upper end is air inlet, lower end is sealing structure blast pipe, air inlet pipe connected with blast pipe and blast pipe upper surface positioned at air inlet pipe upper surface top.Reasonable in design, integrated level is high, technique is simple, with low cost, easily operated, and the data accuracy of collection is high.
Description
Technical field
The utility model belongs to ammonia volatilization gas studies equipment technical field, is related to a kind of ammonia for being suitable to northern farmland and waves
Send out sampling apparatus.
Background technology
In recent years, the haze of the northern area of China is on the rise, and the daily life given people brings serious influence, haze
Study on the genesis it is extremely urgent.It was found that the NH produced in planting process3Be to be formed one of ammonium ion in haze it is main come
Source, in recent years, the research on Different Fertilization and irrigation practice to ammonia volatilization, increasingly extensively.The sample collection of farmland ammonia volatilization
It is the infrastructure for carrying out such research, at present, it is good easy-to-use method that negative pressure extraction-boric acid, which absorbs titration,
Researcher, for the research and development of ammonia volatilization sampling apparatus, is a study hotspot.In the market pass through frequently with sampling apparatus one
As heavier, integrated level is poor, application effect is bad.The high product of automaticity is external product, expensive, it is difficult to
Largely use.
The content of the invention
The utility model devises a kind of ammonia volatilization sampling cartridge for being suitable to northern farmland to overcome the defect of prior art
Put, integrated level is high, it is convenient to make, it is with low cost, it is convenient and swift during operation, it is time saving and energy saving.
The concrete technical scheme that the utility model is taken is：A kind of ammonia volatilization sampling apparatus for being suitable to northern farmland, bag
Include the gas bottle that inlet end is connected with sampling mechanism, outlet side is connected with vavuum pump, it is important to：Described sampling mechanism includes cylinder
Shape base, sealing shroud are mounted in the sample cover of tube-like base upper end, and the part that tube-like base is located at below sample cover is formed as pre-buried
Cavity inside section, sample cover is formed as being provided with air inlet pipe and gas bottle on the acquisition cavity connected with tube-like base, sample cover
The escape pipe of inlet end connection, sampling mechanism also includes upper end is air inlet, lower end is sealing structure blast pipe, air inlet pipe with
The upper surface of blast pipe connection and blast pipe is located at the top of air inlet pipe upper surface.
Described blast pipe includes upper tube body, the lower tube body connected by threeway, and the lower end of lower tube body is sealing structure, on
The upper end of body is air inlet.
The height of the upper tube body is 100-150cm, and the height of lower tube body is 80-120cm.
The periphery of the tube-like base upper end, which is fixed with locating ring, offer locating slot on locating ring is formed as water sealed tank,
Sample cover is inserted into water sealed tank and sealing structure for water is provided between sample cover and water sealed tank.
The internal diameter of the air inlet pipe is more than outlet bore.
Cover body of the described sample cover including tubular, the closure being fixedly connected with covering on top, air inlet pipe and escape pipe
It is all disposed within closure.
The beneficial effects of the utility model are：During the embedded section of tube-like base is placed into the soil, sample cover lower end is buckled in
After on tube-like base, the gas that soil volatilizees in sample cover will can enter gas bottle in the presence of vavuum pump by escape pipe
Interior, the setting of blast pipe can increase the pressure into gas in sample cover, improve sampling rate, this sampling apparatus design
Rationally, integrated level height, technique are simple, with low cost, easily operated, and the data accuracy of collection is high.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In accompanying drawing, 1 represents sample cover, and 2 represent escape pipe, and 3 represent air inlet pipe, and 4 represent threeway, and 5 represent gas bottle, 6 generations
Table vavuum pump, 7 represent tube-like base, and 8 represent locating ring, and 9 represent upper tube body, and 10 represent lower tube body.
Embodiment
The utility model is elaborated with specific embodiment below in conjunction with the accompanying drawings：
Specific embodiment, as shown in figure 1, a kind of ammonia volatilization sampling apparatus for being suitable to northern farmland, including inlet end is with adopting
The gas bottle 5 that sample mechanism connection, outlet side are connected with vavuum pump 6, sampling mechanism includes tube-like base 7, sealing shroud and is mounted in tubular
The sample cover 1 of the upper end of base 7, the part that tube-like base 7 is located at the lower section of sample cover 1 is formed as embedded section, and the height of embedded section is
8-12cm, preferably 10cm so that tube-like base 7 can be firmly buried within soil, prevent from tilting, inside sample cover 1
Cavity is formed as being provided with air inlet pipe 3 on the acquisition cavity connected with tube-like base 7, sample cover 1, connected with the inlet end of gas bottle 5
Escape pipe 2, gas bottle 5 is using the 25ml of commercial type glass gas bottle, long tube one end of gas bottle 5 and escape pipe 2
It is connected, short tube one end is connected with vavuum pump 6, the Spiralism type vavuum pump that vavuum pump 6 is sold using market, the power of vavuum pump is by taking out
Tolerance is determined.Tube-like base 7 is made by 304 stainless steel plates, and being embedded in soil to get rusty, and service life is long.
During the embedded section of tube-like base 7 is placed into the soil, after the lower end of sample cover 1 is buckled on tube-like base 7, sample cover 1
The gas of interior soil volatilization can enter in gas bottle 5 in the presence of vavuum pump 6 by escape pipe 2, reasonable in design, integrated level
High, technique is simple, with low cost, easily operated, and the data accuracy of collection is high.The internal diameter of air inlet pipe 3 is more than in escape pipe 2
Footpath so that air inflow is more than gas output, is more beneficial for the gas in sample cover 1 and enters by escape pipe 2 in collecting bottle 5.Sampling
Mechanism also includes upper end is air inlet, lower end is sealing structure blast pipe, air inlet pipe 3 connected with blast pipe and blast pipe it is upper
End face is located at the top of the upper surface of air inlet pipe 3, can so increase the pressure into gas in sample cover 1, be conducive to sample cover 1
The gas of interior volatilization enters in gas bottle 5, can improve sampling rate.
As to further improvement of the utility model, blast pipe includes upper tube body 9, the lower tube body connected by threeway 4
10, the lower end of lower tube body 10 is sealing structure, and the upper end of upper tube body 9 is air inlet.Upper tube body 9 and lower tube body 10 are all a diameter of
3.2cm PVC upper hoses, the lower end of lower tube body 10 is sealed with PVC plugs, and the height of upper tube body 9 is 100-150cm, lower tube body
10 height is 80-120cm so that blast pipe has enough height, provides sufficiently large to enter the gas in sample cover 1
Pressure.During the lower end of lower tube body 10 is placed into the soil, it is ensured that overall reliable and stable of blast pipe.
Locating ring 8, locating ring 8 are fixed with as the periphery to further improvement of the utility model, the upper end of tube-like base 7
On offer locating slot and be formed as water sealed tank, water sealed tank is the jointless structure being bent to form by stainless steel plate, it is ensured that whole water seal
Groove will not leak, water sealed tank is welded and fixed with tube-like base 7, firm and reliable connection, and sample cover 1 is inserted into water sealed tank and sampling
Sealing structure for water is provided between cover 1 and water sealed tank, it is ensured that the gas that soil volatilizees in sample cover 1 will not be leaked outside, and raising is adopted
The accuracy of sample data.
As to further improvement of the utility model, sample cover 1 includes the cover body of tubular, is fixedly connected with covering on top
Closure, air inlet pipe 3 and escape pipe 2 be all disposed within closure, and cover body is the height cut with acrylic pipe and straight
Footpath is all 20cm body, and closure is that thickness is 0.5cm ability acrylic boards, and glue sticking, Ya Ke are used between cover body and closure
Small one and large one two holes are opened on power plate, convenient material drawing is with low cost, and small volume, light weight is easy to carry, make simple and convenient,
It is convenient and swift during installation, it is time saving and energy saving.Air inlet pipe 3 uses 3.2cm acrylic pipes, with the macropore for being adhesive in acrylic board
In, escape pipe 2 uses 1cm acrylic pipes, with being adhesive in the aperture of acrylic board.
When needing collection ammonia volatilization gas, the embedded section of tube-like base 7 is embedded in soil first, locating ring 8 exposes
Ground, the soil of the surrounding of tube-like base 7 can play sealing function while fixation is played, and prevent gas leakage, then will
Sample cover 1 is vertical with tube-like base 7, and add water sealing in the locating slot for being positioned over locating ring 8, in locating slot, it is ensured that sampling
The gas of soil volatilization will not be leaked outside in cover 1, then threeway 4 is connected with air inlet pipe 3, and the inlet end of escape pipe 2 and gas bottle 5 connects
Logical, the outlet side of gas bottle 5 is connected with vavuum pump 6, and 60ml boric acid solution is added in gas bottle 5, opens the electricity of vavuum pump 6
Source, you can start sample collection, this covering device can be integrated with multiple sets of parallel, while gather the ammonia volatilization gas of multiple monitoring points
Degree is high, technique is simple, with low cost.
Claims (6)
1. a kind of ammonia volatilization sampling apparatus for being suitable to northern farmland, including inlet end is connected with sampling mechanism, outlet side and vacuum
The gas bottle (5) of pump (6) connection, it is characterised in that：Described sampling mechanism includes tube-like base (7), sealing shroud and is mounted in tubular
The sample cover (1) of base (7) upper end, the part that tube-like base (7) is located at below sample cover (1) is formed as embedded section, sample cover
(1) internal cavity is formed as being provided with air inlet pipe (3) and collection on the acquisition cavity connected with tube-like base (7), sample cover (1)
The escape pipe (2) of gas cylinder (5) inlet end connection, sampling mechanism also includes the air intake that upper end is air inlet, lower end is sealing structure
Pipe, air inlet pipe (3) connected with blast pipe and blast pipe upper surface positioned at air inlet pipe (3) upper surface top.
2. a kind of ammonia volatilization sampling apparatus for being suitable to northern farmland according to claim 1, it is characterised in that：Described enters
Airduct includes upper tube body (9), the lower tube body (10) connected by threeway (4), and the lower end of lower tube body (10) is sealing structure, upper pipe
The upper end of body (9) is air inlet.
3. a kind of ammonia volatilization sampling apparatus for being suitable to northern farmland according to claim 2, it is characterised in that：The upper pipe
The height of body (9) is 100-150cm, and the height of lower tube body (10) is 80-120cm.
4. a kind of ammonia volatilization sampling apparatus for being suitable to northern farmland according to claim 1, it is characterised in that：The tubular
The periphery of base (7) upper end, which is fixed with locating ring (8), offer locating slot on locating ring (8) is formed as water sealed tank, sample cover
(1) it is inserted into water sealed tank and sample cover (1) is provided with sealing structure for water between water sealed tank.
5. a kind of ammonia volatilization sampling apparatus for being suitable to northern farmland according to claim 1, it is characterised in that：The air inlet
The internal diameter for managing (3) is more than escape pipe (2) internal diameter.
6. a kind of ammonia volatilization sampling apparatus for being suitable to northern farmland according to claim 1, it is characterised in that：Described adopts
Cover body of the sample cover (1) including tubular, the closure being fixedly connected with covering on top, air inlet pipe (3) and escape pipe (2) are all disposed within
On closure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621396884.8U CN206540734U (en) | 2016-12-19 | 2016-12-19 | A kind of ammonia volatilization sampling apparatus for being suitable to northern farmland |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621396884.8U CN206540734U (en) | 2016-12-19 | 2016-12-19 | A kind of ammonia volatilization sampling apparatus for being suitable to northern farmland |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206540734U true CN206540734U (en) | 2017-10-03 |
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ID=59937269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621396884.8U Active CN206540734U (en) | 2016-12-19 | 2016-12-19 | A kind of ammonia volatilization sampling apparatus for being suitable to northern farmland |
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| CN (1) | CN206540734U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110686942A (en) * | 2019-09-26 | 2020-01-14 | 沈阳大学 | Farmland and lawn soil ammonia collection device that volatilizees |
-
2016
- 2016-12-19 CN CN201621396884.8U patent/CN206540734U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110686942A (en) * | 2019-09-26 | 2020-01-14 | 沈阳大学 | Farmland and lawn soil ammonia collection device that volatilizees |
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