CN208488457U - A kind of portable soil respiratory rate measuring device - Google Patents
A kind of portable soil respiratory rate measuring device Download PDFInfo
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- CN208488457U CN208488457U CN201821280503.9U CN201821280503U CN208488457U CN 208488457 U CN208488457 U CN 208488457U CN 201821280503 U CN201821280503 U CN 201821280503U CN 208488457 U CN208488457 U CN 208488457U
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Abstract
The utility model discloses a kind of portable soil respiratory rate measuring devices, including air pump, soda lime column, air filter, thermostat, surge flask and soil incubation pipe, the air pump, soda lime column, air filter, surge flask and soil incubation pipe are sequentially connected by conduit, the surge flask and soil incubation pipe is placed in thermostat, the soil incubation tube top portion is connected to by conduit with surge flask, the soil incubation bottom of the tube connects lye absorption bottle by conduit, adjusting main valve is provided on the conduit that the air filter is connected to surge flask, the thermostat side is connected with temperature controller.The apparatus structure is simple, easy to carry, and measures accurately.
Description
Technical field
The utility model belongs to soil surveying technical field, and in particular to a kind of portable soil respiratory rate measurement dress
It sets.
Background technique
In recent years, carbon cycle disorder caused by mankind's activity leads to the CO in atmosphere2Content increases increasingly, and global climate becomes
Warm problem receives significant attention.Soil is maximum carbon storehouse in the ecology of land, and the increase of carbon in soil reserves will be helpful to mitigate
Atmospheric CO caused by mankind's activity2Content increases, and soil CO2Release will aggravate CO2The raised trend of content.Weather becomes
Change under background, stablizes the temperature sensitivity and long-term temperature liter of carbon storehouse in the temperature sensitivity of soil respiration, especially soil
The research of the temperature sensitivity of high Soil Under Conditions breathing, substrate availability, biological community structure and mineralization etc.
Work is the hot spot of the area researches such as current agrology, ecology, environmentology.
And in the method for existing measurement soil respiration rates, there is many deficiencies, currently, measurement soil at home
It is most of still using the methods of most original in the experiment of breathing, i.e., only carry out simple sampling in field, laboratory again into
One step processing detection, analysis obtain data.The method follows there are many deficiencies so far, for example, expending the time, expends
Physical strength expends financial resources.In research of today, the accuracy of measurement data is more and more concerned, and traditional measuring method
Existing requirement is no longer satisfied, for example, sample of the conventional method after field is sampled saves this stage, to data
Analyzing influence it is very big, so as to influence the quasi- precision of data, data accuracy is caused to cannot be guaranteed.With science and technology
Development, scientists gradually recognize field in situ obtain sample or collect data importance, therefore, small portable section
It grinds equipment industry gradually to be paid attention to and developed, this demand becomes clear day by day.
Utility model content
The utility model is directed to disadvantage of the existing technology, it is desirable to provide a kind of portable soil respiratory rate measurement dress
It sets, which has the characteristics that small in size, light-weight, with high accuracy.
In order to solve technical problem set forth above, the utility model is realized especially by following technical scheme:
A kind of portable soil respiratory rate measuring device, including air pump, soda lime column, air filter, thermostat,
Surge flask and soil incubation pipe, the air pump, soda lime column, air filter, surge flask and soil incubation pipe are by leading
Pipe is sequentially connected, and the surge flask and soil incubation pipe are placed in thermostat, and the soil incubation tube top portion is by leading
Pipe be connected to surge flask, the soil incubation bottom of the tube by conduit connection lye absorption bottle, the air filter and
It is provided with adjusting main valve on the conduit of surge flask connection, the thermostat side is connected with temperature controller.
The bottleneck of the surge flask is provided with fine and close rubber plug, and conduit is between the connection surge flask and adjusting main valve
Metal material.
The soil incubation pipe is the cylindrical culture tube of both ends open, is respectively arranged at the both ends of soil incubation pipe
Fine and close rubber plug is provided with regulating valve on the conduit in the soil incubation tube top portion.
Soda lime is filled in the soda lime column, the soda lime is calcium oxide, sodium hydroxide, potassium hydroxide
Mixture.
It is provided with lye in the lye absorption bottle, is placed with bead in the bottom of lye absorption bottle.
The utility model has the following beneficial effects:
1) small in size, light weight and cost is low, easy to operate；Relatively conventional determining instrument, volume and weight all very littles,
And large-scale instrument is at high cost, safeguards many and diverse；
2) determination data precision is high, being disturbed property is small；Convenient for guaranteeing the accuracy of data, sample is surveyed at the first time
It is fixed, the precision of data can be improved using interference protection measure；
3) the multi-faceted selection of measurement range；Conventional experiment pedotheque amount often smaller (< 50g) is missed so as to cause measurement
The problems such as poor big, representative poor, and the sample size of the utility model can accordingly be adjusted according to actual requirement.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model portable soil respiratory rate measuring device；
Fig. 2 is the structural schematic diagram of 1 measuring device of the utility model embodiment；
Fig. 3 is the structural schematic diagram of 6 measuring device of the utility model embodiment；
In figure: 1, air pump, 2, soda lime column, 3, air filter, 4, adjusting main valve, 5, thermostat, 6, surge flask, 7,
Soil incubation pipe, 8, lye absorption bottle, 9, temperature controller, 10, CO2Detector, 11, flowmeter.
Specific embodiment
Below in conjunction with the utility model specific embodiment, technical solutions of the utility model are carried out clearly and completely
Description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.It is based on
The embodiments of the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all
Other embodiments are fallen within the protection scope of the utility model.
Embodiment 1
The utility model provides a kind of portable soil respiratory rate measuring device, as shown in Figure 1, by passing sequentially through pipe
The flow that road connects in air pump 1, soda lime column 2, air filter 3 and wet area in dry area adjusts main valve 44, constant temperature training
The system of supporting and lye absorption bottle 8 form；Constant temperature incubation system includes temperature controller 9, surge flask 6, thermostat 5 and is placed in constant temperature
Soil incubation pipe 7 in device 5；Soil incubation pipe 7 is the cylindrical culture tube of both ends open, at the both ends of soil incubation pipe 7 point
It is not provided with fine and close rubber plug, interior smooth is closed waterproof；Surge flask 6 is connected to flow and adjusts main valve 44 and soil incubation pipe 7
Between；Surge flask 6 is connected to by isocon with the upper end of multiple soil incubation pipes 7；Flow control valve is provided on isocon；Often
The upper end of a soil incubation pipe 7 is contacted with the bead of 8 bottom of lye absorption bottle respectively.Soil incubation pipe 7 pass through without CO2It is empty
Gas is crossed air filtering by soda lime column 2 and is generated, and soda lime is filled in soda lime column 2, the main component of soda lime is calcium oxide, hydrogen
The mixture of sodium oxide molybdena, potassium hydroxide.Surge flask 6 is plugged with the fine and close rubber plug of carrying pipe, is placed in thermostat 5, passes through fine and close glue
Plug, surge flask 6 and extraneous only heat exchange.
In order to be consistent gas flow temperature with the water temperature in 5 water bath of thermostat, flow adjusts main valve 44 and surge flask 6
Between the conduit that connects be placed in constant incubator liquid level hereinafter, it is pin type Mini-adjustable valve, inside nominal diameter that flow, which adjusts main valve 44,
For DN3~DN25.
Preferably, the connecting pipe for connecting each device is silicone tube.Filter membrane, institute are provided in air filter 3
Stating filter sizes range is 0.02~0.2mm.
Embodiment 2
As shown in Fig. 2, another technical solution of the utility model, the dress of the continuous large sample measurement soil respiration rates of dynamic
It sets including air pump 1, soda lime column 2, air filter 3, adjust main valve 4, thermostat 5, surge flask 6, soil incubation pipe 7, CO2
Detector 10 and flowmeter 11.
Its air pump 1, soda lime column 2, air filter 3 and flow adjust main valve 44 and are sequentially connected by pipeline, delay
The bottleneck for rushing bottle 6, which is provided with fine and close rubber plug and adjusts main valve 44 with flow by metal material conduit, to be connect, and soil incubation pipe 7 is
The cylindrical culture tube of 4 both ends opens being vertically arranged, 7 upper end of soil incubation pipe are plugged with fine and close rubber plug and pass through shunt catheter
It is connect with surge flask 6, flow adjusting is provided on shunt catheter and divides valve, 7 lower end of soil incubation pipe is plugged with fine and close rubber plug and difference
With CO2Detector 10 connects, the CO2Detector 10 is connect with flowmeter 11, surge flask 6, metal material conduit and soil incubation
Pipe 7 is placed in thermostat 5, and thermostat 5 includes constant water bath box and the temperature controller for regulating thermostatic water bath temperature
9。
Embodiment 3
Another technical solution of the utility model is as shown in figure 3, the continuous large sample of dynamic measures soil respiration isotope groups
At device include air pump 1, soda lime column 2, air filter 3, flow adjust main valve 44, thermostat 5, surge flask 6, soil
Culture tube 7 and lye absorption bottle 8 equipped with lye；Air pump 1, soda lime column 2, air filter 3 and flow adjust main valve 44
It being sequentially connected by pipeline, the bottleneck of surge flask 6 is plugged with fine and close rubber plug and adjusts main valve 44 with flow by metal catheter and connect,
Soil incubation pipe 7 is the cylindrical culture tube of 4 both ends opens being vertically arranged, and 7 upper end of soil incubation pipe is plugged with fine and close rubber plug
And connect by isocon with surge flask 6, it is provided with flow adjusting on isocon and divides valve, 7 lower end of soil incubation pipe is plugged with densification
It rubber plug and connects one to one respectively with lye absorption bottle 8, surge flask 6, metal catheter and soil incubation pipe 7 are placed in thermostat
In 5, thermostat 5 includes constant water bath box and the temperature controller 9 for regulating thermostatic water bath temperature.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of portable soil respiratory rate measuring device, which is characterized in that including air pump (1), soda lime column (2), sky
Air filter (3), thermostat (5), surge flask (6) and soil incubation pipe (7), the air pump (1), soda lime column (2), sky
Air filter (3), surge flask (6) and soil incubation pipe (7) are sequentially connected by conduit, the surge flask (6) and soil training
It supports pipe (7) to be placed in thermostat (5), be connected to by conduit with surge flask (6) at the top of the soil incubation pipe (7), it is described
Soil incubation pipe (7) bottom pass through conduit connection lye absorption bottle (8), the air filter (3) and surge flask (6) are even
It is provided on logical conduit and adjusts main valve (4), the thermostat (5) side is connected with temperature controller (9).
2. a kind of portable soil respiratory rate measuring device according to claim 1, which is characterized in that the buffering
The bottleneck of bottle (6) is provided with fine and close rubber plug, and conduit is metal material between the connection surge flask (6) and adjusting main valve (4).
3. a kind of portable soil respiratory rate measuring device according to claim 1, which is characterized in that the soil
Culture tube (7) is the cylindrical culture tube of both ends open, is respectively arranged with fine and close rubber plug at the both ends of soil incubation pipe (7).
4. a kind of portable soil respiratory rate measuring device according to claim 1, which is characterized in that the soil
Regulating valve is provided on conduit at the top of culture tube (7).
5. a kind of portable soil respiratory rate measuring device according to claim 1, which is characterized in that the alkali stone
Soda lime is filled in gray columns (2), the soda lime is the mixture of calcium oxide, sodium hydroxide, potassium hydroxide.
6. a kind of portable soil respiratory rate measuring device according to claim 1, which is characterized in that the lye
It is provided with lye in absorption bottle (8), is placed with bead in the bottom of lye absorption bottle (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821280503.9U CN208488457U (en) | 2018-08-09 | 2018-08-09 | A kind of portable soil respiratory rate measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821280503.9U CN208488457U (en) | 2018-08-09 | 2018-08-09 | A kind of portable soil respiratory rate measuring device |
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| Publication Number | Publication Date |
|---|---|
| CN208488457U true CN208488457U (en) | 2019-02-12 |
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| CN201821280503.9U Active CN208488457U (en) | 2018-08-09 | 2018-08-09 | A kind of portable soil respiratory rate measuring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030780A (en) * | 2018-08-09 | 2018-12-18 | 重庆三峡学院 | A kind of portable soil respiratory rate measuring device and method |
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2018
- 2018-08-09 CN CN201821280503.9U patent/CN208488457U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030780A (en) * | 2018-08-09 | 2018-12-18 | 重庆三峡学院 | A kind of portable soil respiratory rate measuring device and method |
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