CN205317542U - Nonirrigated farmland gas collecting device - Google Patents
Nonirrigated farmland gas collecting device Download PDFInfo
- Publication number
- CN205317542U CN205317542U CN201520962181.6U CN201520962181U CN205317542U CN 205317542 U CN205317542 U CN 205317542U CN 201520962181 U CN201520962181 U CN 201520962181U CN 205317542 U CN205317542 U CN 205317542U
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- China
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- air container
- gas
- base
- nonirrigated farmland
- sleeve pipe
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Abstract
The utility model relates to a gas collector. A nonirrigated farmland gas collecting device, gas storage container including bottom openings, gas storage container is equipped with the aspirating hole and makes atmospheric pressure in the gas storage container keep relative with the outer atmospheric pressure of gas storage container and can prevent that the gas storage container outside air from getting into the muddy formula pressure equaliser that prevents in the gas storage container, gas storage container is equipped with handle rod, handle rod is equipped with the sleeve pipe, be equipped with elasticity adjusting mechanism between handle rod and the sleeve pipe, elasticity adjusting mechanism includes the parent tube, centre gripping layer and pretightning force regulation structure, the centre gripping layer comprises a plurality of frictions strip, the friction strip is equipped with a plurality of slide bars of wearing to locate the parent tube, the inner of slide bar is equipped with driving slide rod and moves and then drive the third spring that the friction strip is in the same place with the sleeve pipe butt outward, the sleeve pipe is stainless steel construction. The utility model provides a nonirrigated farmland gas collecting device of the gas of release in the soil can be collected, the problem that present gas sampling ware can not collected the gas of release in the soil has in succession been solved.
Description
Technical field
The present invention relates to gas collector, particularly relate to a kind of nonirrigated farmland gas collector.
Background technology
In greenhouse gases releasing research process, it usually needs gather farmland or/and in timbered soil release gas, then to gather gaseous sample be analyzed and research. General, the collection that dryland soil discharges gas is by being pre-installed in by gas collector in the soil needing sample area, then the gas discharged in soil is collected, then the portion gas extracted in gas collector with syringe at times is tested accordingly as sample. Existing gas collector is only used for shifting the gas gathered, and is not suitable for the gas of release in soil is carried out continuous several times collection.
Summary of the invention
The invention provides and a kind of be easy to grasping, can collect in dryland soil the nonirrigated farmland gas collector of the gas of release, solving existing gas sampler can not continuous several times gas that soil the is discharged problem that carries out high-purity collection.
More than technical problem is that and to be solved by following technical proposal: a kind of nonirrigated farmland gas collector, air container including bottom end opening, described air container is provided with aspirating hole, described air container is additionally provided with the air pressure outside making the air pressure in air container with air container and keeps relatively and be prevented from the air outside air container entering the anti-mixing pressure equaliser in air container, described air container is provided with handle bar, the outer resilient sleeve of described handle bar is provided with sleeve pipe, the elastic adjusting mechanism of the elastic force being provided with between adjusting sleeve pipe and handle bar between described handle bar and sleeve pipe, described elastic adjusting mechanism includes being set in that handle bar is outer and the base tube that is located in sleeve pipe and be looped around the holding sheet outside described base tube, described holding sheet is constituted along the circumferentially distributed fricting strip of base tube by some pieces, described fricting strip is provided with some slide bars radially extended along base tube, described sliding bar is arranged in described base tube, the inner of described slide bar is provided with shift-in outside driving slide bar and drives fricting strip to be connected to the 3rd spring together with sleeve pipe, described elastic adjusting mechanism is additionally provided with the pretightning force adjustment structure of the pretightning force regulating described 3rd spring, described sleeve pipe is stainless steel structure. during use, the lower end of gas collector is inserted in the soil of sample area and airtight firmly aspirating hole, gas collector and ground is made to surround gas collection chamber, gas in soil constantly discharges and enters this gas collection chamber, after a period of time, by syringe needle through aspirating hole by the gas extraction of portion gas collecting chamber to syringe. in above process, the continuous release of soil gas can cause that the air pressure in air container raises, can cause when gas in air container is taken away by needle tubing as sample that the air pressure in air container declines, now under the effect of anti-mixing pressure equaliser, the soil expellant gas accounting enabled to when the gas in air container can remain in a basic balance with external pressure and sample in air container is big, so that the purity of taken gaseous sample is good, verity is high, the sample of the sampling gained of the different batches of the same area can more real reacting gas rate of release. during the mobile present invention, move by gripping handle bar, convenient when therefore moving, handle bar in the technical program has elasticity, thus comfortableness when improving use, the elastic effect in the technical program can also change, to adapt to different needs. the elastic concrete adjustment process of handle bar is, the 3rd spring moving radially along base tube is driven by pretightning force adjustment structure, so that fricting strip changes with the normal pressure of sleeve pipe, thus realizing the change of pretightning force so that the size change of the power that sleeve pipe rocks relative to handle bar reaches different elastic effects.
As preferably, described anti-mixing pressure equaliser includes the trachea connecting the space, inside and outside of described air container, the volume of the gas that the volume of described trachea extracts from described air container more than unitary sampling.Simple in construction, but anti-mixed effect is poor, especially acquisition time is longer and the inside and outside differential pressure hour of container, can not effectively prevent the gas of air container inside and outside from producing mixing in the way of diffusion, so that the verity of sample poor (namely the distortion of sample is bigger).
As preferably, the length of described trachea is more than 15 centimetres. Anti-mixed effect can be provided to improve the verity of sample.
As preferably, described trachea extends along the inner surface of the roof of described air container.
Preferred as another, described anti-mixing pressure equaliser includes the first communicating pipe and the second communicating pipe that connect the space, inside and outside of described air container, the inner of described first communicating pipe is connected to the first flexible air-bag that the inside towards described air container is launched, the volume of the gas extracted from described air container when the volume of described first flexible air-bag is more than or equal to unitary sampling; It is provided with the outside check valve opened of air container described second communicating pipe or the outer end of described second communicating pipe is provided with the second flexible air-bag of the external expansion towards described air container. When internal gas is higher than external pressure, by opening of check valve or opening so that inside and outside air pressure balance, now according to the volume being likely to design from air container from expellant gas amount the second flexible air-bag in sampling process of the second flexible air-bag, enabling be able to maintain that the balance of air pressure in whole collection process; Then open, by the first air bag, the balance maintaining air pressure when air pressure inside is lower than external pressure. Anti-mixed effective.
As preferably, described air container includes the cylindrical base of upper and lower two ends all openings and seals the lid being removably connected on described base, and described aspirating hole is arranged at described lid. Convenience when installing and using is good.
As preferably, described aspirating hole is connected to the sealing-plug that can be evacuated punctures. It can be avoided that the inside and outside gas mixing phenomena opened aspirating hole and cause produces, it is possible to increase the verity of sample.
As preferably, described base is connected to the buckle being pressed on base by lid. Fixing reliable and convenient when closing up and open.
As preferably, described base is provided with scale. Can know that air container inserts the degree of depth in soil intuitively.
As preferably, described pretightning force adjustment structure includes the conical head of two tubular structures being supported on outside handle bar by base tube, conical head is driven to move axially and can make conical head to stop at the driving structure of setting position and some push rods, said two conical head is in the two ends being slidably connected at described base tube in the way of miner diameter end is arranged oppositely, the two ends of described push rod are shelved on the conical surface of said two conical head, the all of described slide bar of same fricting strip passes through described spring supporting on same described push rod, the described slide bar of each piece of fricting strip is respectively supported by a described push rod. during adjustment, realize push rod by the position of axially varying conical head and move radially thus realizing the push rod change along base tube radial position along base tube, thus realizing the change of the 3rd initial tension of spring. convenience during adjustment is good.
As preferably, described driving structure includes the jacking block in two two ends being threaded in described base tube, and said two conical head is between said two jacking block. Driving conical head to realize regulating by rotating jacking block, regulate and put in place, be automatically positioned, convenience during use is better.
As preferably, described air container includes the cylindrical base of upper and lower two ends all openings and seals the lid being removably connected on described base, the lower end of described base is provided with some grabs ground structure along the circumferentially distributed of base, described ground structure of grabbing includes depression bar and two are arranged oppositely cranks arm, described depression bar is vertically extending and is arranged in the sidewall of described base, the position supporting described lid of described base is stretched out in the upper end of described depression bar, the described upper end cranked arm links together with the lower end of described depression bar, middle part is hinged with described base, lower end is provided with cutting edge, described two cutting edges cranked arm can be close together,When described lid covers on described base, the lower end of described depression bar make the pair of lower end cranked arm be "eight" shape distribution. Can effectively prevent air container from deviating from from soil.
Present invention tool has the advantage that, easy to use, the concordance of the gaseous sample collected and verity are good.
Accompanying drawing explanation
Fig. 1 is the split view of the embodiment of the present invention one.
Fig. 2 is the schematic diagram at a visual angle of the lid in embodiment one.
Fig. 3 is the schematic diagram at another visual angle of the lid in embodiment one.
Fig. 4 is the cross sectional representation of the handle bar in Fig. 1.
Fig. 5 is the axial cross-sectional schematic of the handle bar in Fig. 1.
Fig. 6 is the schematic diagram of the lid in embodiment two.
Fig. 7 is the split view of the embodiment of the present invention three.
Fig. 8 is the close-up schematic view at the A place of Fig. 7.
Fig. 9 is the use view of embodiment three.
In figure: air container 1, base 11, lid 12, aspirating hole 13, sealing-plug 14, buckle 2, anti-mixing pressure equaliser 3, trachea 31, second communicating pipe 32, first communicating pipe 33, first flexible air-bag 34, second flexible air-bag 35, grab ground structure 4, depression bar 41, crank arm 42, cutting edge 421, hinge 43, soil 5, handle bar 54, sleeve pipe 541, elastic adjusting mechanism 8, base tube 81, holding sheet 82, fricting strip 821, slide bar 822, 3rd spring 823, pretightning force adjustment structure 83, conical head 831, push rod 832, drive structure 833, jacking block 8331.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further illustrated with embodiment.
Embodiment one, referring to Fig. 1, a kind of nonirrigated farmland gas collector, including the air container 1 of bottom end opening. Air container 1 includes base 11 and seals the lid 12 being removably connected on described base. Base 11 is the cylindrical shape of upper and lower two ends all openings. The outer peripheral face of base 11 is provided with buckle 2. Buckle 2 has 4. Circumferentially distributed along base 11 of 4 buckles 2. Base 11 is additionally provided with scale (not drawing in figure). The lower surface of lid 12 is provided with the sealing ring (not drawing in figure) being connected and sealed for same base 11. Lid 12 is provided with aspirating hole 13. Aspirating hole 13 is arranged on the center of lid 12. Aspirating hole 13 is removably sealedly connected with sealing-plug 14. Sealing-plug 14 is that the material that can be evacuated punctures is made (such as rubber). Lid 12 is additionally provided with anti-mixing pressure equaliser 3. Anti-mixing pressure equaliser 3 is trachea 31. The volume of the gas extracted from air container 1 when the volume of trachea 31 is more than unitary sampling.
Air container 1 is provided with handle bar 54. The outer resilient sleeve of handle bar 54 is provided with sleeve pipe 541. Sleeve pipe 541 is stainless steel structure.
Referring to Fig. 2, the length of trachea 31 is more than 15 centimetres. Trachea 31 extends along the inner surface of the inner surface of lid 12 namely the roof of air container.
Referring to Fig. 3, trachea 31 connects space, inside and outside and the through lid 12 of air container.
Referring to Fig. 4, between handle bar 54 and sleeve pipe 541, it is provided with elastic adjusting mechanism 8. Elastic adjusting mechanism 8 includes base tube 81, holding sheet 82 and pretightning force adjustment structure 83. Base tube 81 is set in outside handle bar 54. Base tube 81 is located in sleeve pipe 541. Holding sheet 82 is made up of some pieces of fricting strips 821. Fricting strip 821 is circumferentially distributed along base tube 81. Fricting strip 821 is provided with some slide bars 822 radially extending axial distribution along base tube. Slide bar 822 slides and is arranged in base tube 81.The inner of slide bar 822 is provided with the 3rd spring 823. 3rd spring 823 drives fricting strip to be connected to together with sleeve pipe 541 by slide bar. The pretightning force adjustment structure 83 of outer shifting includes two conical heads 831 and some push rods 832. Conical head 831 is tubular structure. Conical head 831 is set on handle bar 54 and is located in base tube 81 and linked together with handle bar 54 by base tube 81. Conical head 831 is only slidably connected in base tube 81. Circumferentially distributed axially extending along base tube 81 of push rod 832. The all of slide bar 822 of same fricting strip 821 is supported on same push rod 832 by the 3rd spring 823, and the slide bar of each piece of fricting strip is respectively supported by a push rod.
Referring to Fig. 5, two conical heads 831 are in the two ends being slidably connected at base tube 81 in the way of miner diameter end is arranged oppositely. The two ends of push rod 832 are shelved on the conical surface of two conical heads 831. Pretightning force adjustment structure 83 also includes driving structure 833. . Structure 833 is driven to include the jacking block 8331 in two two ends being threaded in base tube 81. Jacking block 8331 is set on handle bar 54. Two conical heads 831 are between two jacking blocks 8331.
Referring to Fig. 1, time mobile, it be held on sleeve pipe 541 by hands and move.
Referring to Fig. 4 and Fig. 5, the process of the elastic effect adjusting sleeve pipe is: drive conical head 831 axially moving along base tube 81 by rotating jacking block 8331, conical head 831 drives push rod 832 moving radially along base tube 81, and push rod 832 extrudes the 3rd spring 823 and changes pretightning force.
Referring to Fig. 1 to Fig. 3, during use, the lower end of base 11 is inserted in the soil of sample area, lid 12 is covered the upper end of base 11, rotate buckle 2 and make snap hook catch lid 12 thus being compressed by lid 12 and making lid keep being sealed connected together with base on the pedestal 11. Air container 1 and ground surround gas collection chamber, and the gas in soil can constantly discharge and enter in air container 1, the gas that discharges causes when air container 1 internal gas pressure raises that the gas in then air container 1 clamp-ons even discharge trachea 31. After reaching the time that can sample, insert the needle into sealing-plug 14 to enter in air container 1 and then gas suction syringe is taken away. Bleed and cause when the air pressure in air container 1 declines, extraneous gas enters trachea 31 and makes external and internal pressure reach balance, now due to the volume of trachea 31 more than unitary sampling time the volume of gas that extracts from air container 1, so extraneous gas rests in trachea without entering in air container.
Embodiment two, with the difference of embodiment one be:
Referring to Fig. 6, anti-mixing pressure equaliser 3 included for the first communicating pipe 33 and the second communicating pipe 32. Connect space, inside and outside and the through lid 12 of air container the first communicating pipe 33. The inner of first communicating pipe 33 is connected to the first flexible air-bag 34 that the inside towards air container is launched. The volume of the gas extracted from air container when the volume of the first flexible air-bag 34 is more than or equal to unitary sampling. Connect space, inside and outside and the through lid 12 of air container the first communicating pipe 33. The outer end of the second communicating pipe 32 is connected to the second flexible air-bag 35 that the inside towards air container is launched.
In use procedure, when air pressure inside is higher than external pressure, the second flexible air-bag 35 is flared and realizes internal and external pressure balance. When air pressure inside is lower than external pressure, the first flexible air-bag 34 is flared and realizes internal and external pressure balance.
Embodiment three, this embodiment does not provide structure chart. With the difference of embodiment two it is: substitute the second flexible air-bag with arranging the second communicating pipe towards the outside check valve opened of air container. The anti-mixed effect of the program does not have embodiment two good, but is better than embodiment one.
Embodiment four, referring to Fig. 7, some grabs ground structure 4 along the circumferentially distributed of base for being provided with in the lower end of base 11 on the basis of embodiment three or embodiment two or embodiment one.
Grab ground structure 4 and include depression bar 41 and two are arranged oppositely cranks arm 42. Depression bar 41 is vertically extending. Depression bar 41 is arranged in the sidewall of base 11. The position supporting lid 12 of base 11 is stretched out in the upper end of depression bar 41. Crank arm 42 upper end link together (for being connected to together in the present embodiment) with the lower end of depression bar 41. Crank arm 42 lower end be provided with cutting edge 421, two cutting edges cranked arm can be close together, and is the state being close together in figure in this figure.
Referring to Fig. 8, crank arm 42 middle part hinged with base 11 by hinge 43.
The method in ground that the present invention is installed to is:
Referring to Fig. 7, make every individual two grabbed in ground structure 4 one by one crank arm 42 cutting edge 421 be close together and form a tip down.
Referring to Fig. 9, then according to base 11 is inserted in soil 5 by the method described in embodiment one. When cover lid 12,12 times moulded rods 41 of lid, depression bar buckles the upper end of arm 42 for 41 times and 42 rotations that make to crank arm, when lid 12 lid puts in place, 42 rotations of cranking arm are the lower end cranked arm for a pair is "eight" shape distribution so that crank arm 42 lower end formed gib head thus gas increase grab ground effect effect.
Claims (10)
1. a nonirrigated farmland gas collector, air container including bottom end opening, it is characterized in that, described air container is provided with aspirating hole, described air container is additionally provided with the air pressure outside making the air pressure in air container with air container and keeps relatively and be prevented from the air outside air container entering the anti-mixing pressure equaliser in air container, described air container is provided with handle bar, the outer resilient sleeve of described handle bar is provided with sleeve pipe, the elastic adjusting mechanism of the elastic force being provided with between adjusting sleeve pipe and handle bar between described handle bar and sleeve pipe, described elastic adjusting mechanism includes being set in that handle bar is outer and the base tube that is located in sleeve pipe and be looped around the holding sheet outside described base tube, described holding sheet is constituted along the circumferentially distributed fricting strip of base tube by some pieces, described fricting strip is provided with some slide bars radially extended along base tube, described sliding bar is arranged in described base tube, the inner of described slide bar is provided with shift-in outside driving slide bar and drives fricting strip to be connected to the 3rd spring together with sleeve pipe, described elastic adjusting mechanism is additionally provided with the pretightning force adjustment structure of the pretightning force regulating described 3rd spring, described sleeve pipe is stainless steel structure.
2. nonirrigated farmland according to claim 1 gas collector, it is characterized in that, described anti-mixing pressure equaliser includes the trachea connecting the space, inside and outside of described air container, the volume of the gas extracted from described air container when the volume of described trachea is more than unitary sampling.
3. nonirrigated farmland according to claim 2 gas collector, it is characterised in that the length of described trachea is more than 15 centimetres.
4. the nonirrigated farmland gas collector according to claim 3 or 2, it is characterised in that described trachea extends along the inner surface of the roof of described air container.
5. nonirrigated farmland according to claim 1 gas collector, it is characterized in that, described anti-mixing pressure equaliser includes the first communicating pipe and the second communicating pipe that connect the space, inside and outside of described air container, the inner of described first communicating pipe is connected to the first flexible air-bag that the inside towards described air container is launched, the volume of the gas extracted from described air container when the volume of described first flexible air-bag is more than or equal to unitary sampling; It is provided with the outside check valve opened of air container described second communicating pipe or the outer end of described second communicating pipe is provided with the second flexible air-bag of the external expansion towards described air container.
6. the nonirrigated farmland gas collector according to claim 1 or 2 or 3 or 5, it is characterised in that described air container includes the cylindrical base of upper and lower two ends all openings and seals the lid being removably connected on described base, and described aspirating hole is arranged at described lid.
7. nonirrigated farmland according to claim 6 gas collector, it is characterised in that described aspirating hole is connected to the sealing-plug that can be evacuated punctures.
8. the nonirrigated farmland gas collector according to claim 1 or 2 or 3 or 5, it is characterized in that, described pretightning force adjustment structure includes the conical head of two tubular structures being supported on outside handle bar by base tube, conical head is driven to move axially and can make conical head to stop at the driving structure of setting position and some push rods, said two conical head is in the two ends being slidably connected at described base tube in the way of miner diameter end is arranged oppositely, the two ends of described push rod are shelved on the conical surface of said two conical head, the all of described slide bar of same fricting strip passes through described spring supporting on same described push rod, the described slide bar of each piece of fricting strip is respectively supported by a described push rod.
9. nonirrigated farmland according to claim 8 gas collector, it is characterised in that described driving structure includes the jacking block in two two ends being threaded in described base tube, and said two conical head is between said two jacking block.
10. the nonirrigated farmland gas collector according to claim 1 or 2 or 3 or 5, it is characterized in that, described air container includes the cylindrical base of upper and lower two ends all openings and seals the lid being removably connected on described base, the lower end of described base is provided with some grabs ground structure along the circumferentially distributed of base, described ground structure of grabbing includes depression bar and two are arranged oppositely cranks arm, described depression bar is vertically extending and is arranged in the sidewall of described base, the position supporting described lid of described base is stretched out in the upper end of described depression bar, the described upper end cranked arm links together with the lower end of described depression bar, middle part is hinged with described base, lower end is provided with cutting edge, described two cutting edges cranked arm can be close together, when described lid covers on described base, the lower end of described depression bar make the pair of lower end cranked arm be "eight" shape distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520962181.6U CN205317542U (en) | 2015-11-29 | 2015-11-29 | Nonirrigated farmland gas collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520962181.6U CN205317542U (en) | 2015-11-29 | 2015-11-29 | Nonirrigated farmland gas collecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205317542U true CN205317542U (en) | 2016-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520962181.6U Expired - Fee Related CN205317542U (en) | 2015-11-29 | 2015-11-29 | Nonirrigated farmland gas collecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205317542U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109093985A (en) * | 2018-09-29 | 2018-12-28 | 重庆智青阳油脂有限公司 | Clamping tool for blower for plastic bottle |
-
2015
- 2015-11-29 CN CN201520962181.6U patent/CN205317542U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109093985A (en) * | 2018-09-29 | 2018-12-28 | 重庆智青阳油脂有限公司 | Clamping tool for blower for plastic bottle |
| CN109093985B (en) * | 2018-09-29 | 2020-08-21 | 徐州诚凯知识产权服务有限公司 | Clamping tool for plastic bottle blowing machine |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160615 Termination date: 20161129 |
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| CF01 | Termination of patent right due to non-payment of annual fee |