CN212693368U - Soil breathing gas collection device - Google Patents
Soil breathing gas collection device Download PDFInfo
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- CN212693368U CN212693368U CN202021491731.8U CN202021491731U CN212693368U CN 212693368 U CN212693368 U CN 212693368U CN 202021491731 U CN202021491731 U CN 202021491731U CN 212693368 U CN212693368 U CN 212693368U
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- soil
- needle tubing
- sensor
- collection device
- breathing gas
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Abstract
The utility model discloses a soil breathing gas collection device, including inserting a native section of thick bamboo, detection needle tubing, gas collecting bottle, sensor and controller, in the detection needle tubing cover was located and is inserted a native section of thick bamboo, sealed the setting between the top of inserting a native section of thick bamboo and the detection needle tubing, be provided with the sensor in the detection needle tubing, be provided with the through-hole on the detection needle tubing wall, the top and the gas collecting bottle intercommunication of detection needle tubing, the sensor is connected with the controller electricity. The utility model discloses a soil breathing gas is gathered to field normal position, has improved the detection reliability of gaseous sample, can detect the soil parameter of the different degree of depth through the sensor simultaneously, is favorable to the research of breathing later stage soil.
Description
Technical Field
The utility model relates to a soil monitoring's technical field especially relates to a soil breathing gas collection device.
Background
Soil is one of the largest carbon pools in the land ecosystem all over the world, soil respiration mainly carries out respiration action on soil animals, microorganisms and plant roots to release CO2, the important link of soil carbon circulation can directly reflect biological activity, and the amount of CO2 released by the respiration action is 10 times of the combustion release amount of fossil fuels. The release of CO2 from the soil to the atmosphere by respiration is an important carbon cycle. Soil respiration is closely related to total CO2 emission and carbon cycle in the atmosphere, and plays a key role in controlling and regulating the atmospheric CO2 concentration and climate change in the terrestrial carbon cycle.
At present, the research on the aspect of soil respiration is more and more, and the collection device for the soil release gas is various. The problems of the existing collecting device are that: 1) in the prior art, a soil gas collecting device is generally made into a metal cube device, and gas is troublesome and inaccurate to be extracted at any time, so that soil breathing gas cannot be effectively collected and measured; 2) the existing device is large, inconvenient to carry and expensive in price. Meanwhile, the existing equipment has high requirements on manpower, can not be operated by no one, and seriously influences the work and rest of testers because some tests need continuous days.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a soil breathing gas collection device to solve the problem that above-mentioned prior art exists, make soil gas collection, carbon dioxide concentration detection easy and simple to handle.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a soil breathing gas collection device, including inserting a native section of thick bamboo, detection needle tubing, gas collecting bottle, sensor and controller, detection needle tubing cover is located insert in the native section of thick bamboo, insert the top of a native section of thick bamboo with sealed the setting between the detection needle tubing, be provided with the sensor in the detection needle tubing, be provided with the through-hole on the detection needle tube wall, the top of detecting the needle tubing with the gas collecting bottle intercommunication, the sensor with the controller electricity is connected.
Preferably, the gas collecting bottle and the soil inserting cylinder are both provided with scale marks.
Preferably, the gas collecting bottle is placed in a water tank upside down, and the gas collecting bottle is communicated with the top of the detection needle tube through a hose.
Preferably, the wall of the detection needle tube in the soil inserting cylinder is symmetrically provided with a plurality of pairs of through holes.
Preferably, the bottom of the detection needle tube is conical, the section of the tube wall of the detection needle tube is elliptical, and the through holes are formed in two ends of the minor axis of the ellipse.
Preferably, the sensor includes temperature sensor, humidity transducer and carbon dioxide sensor, the carbon dioxide sensor is worn out through the wire survey through-hole on the needle tubing and be located the top on soil top layer, temperature sensor with humidity transducer all is located soil survey in the needle tubing.
Preferably, be provided with two picture pegs, one in the probe tube the even being provided with in interval on the picture peg temperature sensor, another the even being provided with in interval on the picture peg humidity transducer, be provided with a plurality of spring between the picture peg back, temperature sensor with humidity transducer with the pipe wall of probe tube is inconsistent and can pass the through-hole.
Preferably, the top of the inserting plate is provided with a handle for rotation.
The utility model discloses for prior art gain following technological effect:
the utility model discloses a soil breathing gas is gathered to field normal position, has improved the detection reliability of gaseous sample, can detect the soil parameter of the different degree of depth through the sensor simultaneously, is favorable to the research of breathing later stage soil.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a soil respiratory gas collecting device according to the present invention;
FIG. 2 is a schematic structural view of a probe needle tube of the soil respiratory gas collecting device of the present invention;
FIG. 3 is a schematic cross-sectional view of a probe needle tube of the soil respiratory gas collecting device of the present invention;
wherein: 1-soil inserting cylinder, 2-detecting needle tube, 3-gas collecting bottle, 4-water tank, 5-hose, 6-controller, 7-temperature sensor, 8-humidity sensor, 9-carbon dioxide sensor, 10-through hole, 11-inserting plate, 12-spring and 13-handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model aims at providing a soil breathing gas collection device to solve the problem that prior art exists, make soil gas collection, carbon dioxide concentration detection easy and simple to handle.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1 to 3: the embodiment provides a soil breathing gas collection device, including inserting a native section of thick bamboo 1, survey needle tubing 2, gas collecting bottle 3, sensor and controller 6, survey 2 covers of needle tubing and locate in inserting a native section of thick bamboo 1, insert the sealed setting of rubber buffer between the top of a native section of thick bamboo 1 and the detection needle tubing 2, be provided with the sensor in the detection needle tubing 2, be provided with through-hole 10 on the 2 walls of detection needle tubing, the top and the 3 intercommunications of gas collecting bottle of detection needle tubing 2, the sensor is connected with 6 electricity of controller, realize the real-time supervision and the record of data, controller 6 is connected with the battery electricity, can realize the automation mechanized operation of unmanned monitoring.
The gas collecting bottle 3 and the soil inserting cylinder 1 are both provided with scale marks, so that the gas collecting volume and the depth of the soil inserting cylinder can be known. The gas collecting bottle 3 is arranged in a water tank 4 in an inverted mode, and the gas collecting bottle 3 is communicated with the top of the detection needle tube 2 through a hose 5. The wall of the detection needle tube 2 in the soil-inserting tube 1 is symmetrically provided with a plurality of pairs of through holes 10. The bottom of the probe needle tube 2 is conical, the section of the tube wall of the probe needle tube 2 is elliptical, and the through holes 10 are arranged at two ends of the minor axis of the ellipse.
The sensor includes temperature sensor 7, humidity transducer 8 and carbon dioxide sensor 9, and carbon dioxide sensor 9 wears out through the through-hole 10 on the detection needle tubing 2 and is located the top on soil surface layer through the wire, and temperature sensor 7 and humidity transducer 8 all are located the detection needle tubing 2 in the soil. Two inserting plates 11 are arranged in the detection needle tube 2, temperature sensors 7 are uniformly arranged on one inserting plate 11 at intervals, humidity sensors 8 are uniformly arranged on the other inserting plate 11 at intervals, a plurality of springs 12 in a compressed state are arranged between the back surfaces of the inserting plates 11, the temperature sensors 7 and the humidity sensors 8 are abutted to the tube wall of the detection needle tube 2 and can penetrate through holes 10, and each through hole 10 is matched with one sensor. The top of the insert plate 11 is provided with a handle 13 for rotation.
When the soil inserting barrel is used, the soil inserting barrel 1 and the detection needle tube 2 are inserted into soil simultaneously, field in-situ collection of soil breathing gas is conducted until the soil inserting barrel 1 reaches the specified depth of the soil, the top handle 13 of the inserting plate 11 is rotated, the temperature sensor 7 and the humidity sensor 8 are enabled to eject out the through hole 10 of the detection needle tube 2 under the elastic force action of the spring 12 to be inserted into the soil, the temperature and the humidity of the soil with different depths are detected, the carbon dioxide sensor 9 located above the soil can detect the concentration of carbon dioxide in the closed space on the soil inserting barrel 1, and meanwhile, the carbon dioxide gas enters the hose 5 and the gas collecting bottle 3 through the through hole 10 to be collected.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (8)
1. A soil breathing gas collection device, characterized by: including inserting a native section of thick bamboo, surveying needle tubing, gas collecting bottle, sensor and controller, survey the needle tubing cover and locate insert in the native section of thick bamboo, insert the top of native section of thick bamboo with sealed the setting between the surveying needle tubing, be provided with the sensor in the surveying needle tubing, be provided with the through-hole on the surveying needle tubing wall, the top of surveying needle tubing with the gas collecting bottle intercommunication, the sensor with the controller electricity is connected.
2. The soil breathing gas collection device of claim 1, wherein: the gas collecting bottle and the soil inserting cylinder are provided with scale marks.
3. The soil breathing gas collection device of claim 1, wherein: the gas collecting bottle is arranged in a water tank in an inverted mode and is communicated with the top of the detection needle tube through a hose.
4. The soil breathing gas collection device of claim 1, wherein: the wall of the detection needle tube in the soil inserting cylinder is symmetrically provided with a plurality of pairs of through holes.
5. The soil breathing gas collection device of claim 1, wherein: the bottom of the detection needle tube is conical, the section of the tube wall of the detection needle tube is elliptical, and the through holes are formed in two ends of the elliptical short shaft.
6. The soil breathing gas collection device of claim 1, wherein: the sensor includes temperature sensor, humidity transducer and carbon dioxide sensor, the carbon dioxide sensor is worn out through the wire survey through-hole on the needle tubing and be located the top on soil top layer, temperature sensor with humidity transducer all is located soil survey in the needle tubing.
7. The soil breathing gas collection device of claim 6, wherein: the intraductal two picture pegs that are provided with of probe needle, one even being provided with in interval on the picture peg temperature sensor, another even being provided with in interval on the picture peg humidity transducer, be provided with a plurality of spring between the picture peg back, temperature sensor with humidity transducer with the pipe wall of probe needle is inconsistent and can pass the through-hole.
8. The soil breathing gas collection device of claim 7, wherein: the top of the inserting plate is provided with a handle for rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021491731.8U CN212693368U (en) | 2020-07-18 | 2020-07-18 | Soil breathing gas collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021491731.8U CN212693368U (en) | 2020-07-18 | 2020-07-18 | Soil breathing gas collection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212693368U true CN212693368U (en) | 2021-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021491731.8U Expired - Fee Related CN212693368U (en) | 2020-07-18 | 2020-07-18 | Soil breathing gas collection device |
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| CN (1) | CN212693368U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166584A (en) * | 2021-12-06 | 2022-03-11 | 内蒙古自治区农牧业科学院 | Soil breathing gas collection device |
-
2020
- 2020-07-18 CN CN202021491731.8U patent/CN212693368U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166584A (en) * | 2021-12-06 | 2022-03-11 | 内蒙古自治区农牧业科学院 | Soil breathing gas collection device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210312 Termination date: 20210718 |
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| CF01 | Termination of patent right due to non-payment of annual fee |