CN209327079U - One kind is for measuring different gradient soil CO2The device of flux - Google Patents
One kind is for measuring different gradient soil CO2The device of flux Download PDFInfo
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- CN209327079U CN209327079U CN201920022151.5U CN201920022151U CN209327079U CN 209327079 U CN209327079 U CN 209327079U CN 201920022151 U CN201920022151 U CN 201920022151U CN 209327079 U CN209327079 U CN 209327079U
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- flat car
- soil
- screw
- flux
- telescopic rod
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Abstract
The utility model discloses one kind for measuring different gradient soil CO2The device of flux, is related to CO2Flux detection field.The device includes flat car, fixes above flat car and fills native case, and semicircular protractor, the fixed horizontal ruler in bottom are arranged on axletree；Regulating mechanism, including adjusting rod and fixes sleeve are equipped with caging bolt on the side wall of fixes sleeve；Cover mechanism, including turn-screw, turn-screw is rotatably connected with assembled plate, one end of turn-screw is extended to across assembled plate and is connected thereto using shaft coupling, and the other end of shaft coupling is connected with stepper motor, and stepper motor is connected with controller, drive block is arranged on turn-screw, telescopic rod is worn on drive block, is arranged with adjustable spring on telescopic rod, is covered to be connected between the telescopic rod of mechanism and is covered roller.The device, which can cover experiment soil, is evenly distributed on it in measuring device, and can precisely adjust the gradient of experiment soil, for measuring the CO of different gradient in testing2Flux.
Description
Technical field
The utility model relates to CO2Flux measurement field, more particularly to it is a kind of for measuring different gradient soil CO2Flux
Device.
Background technique
Currently, greenhouse effects gradually aggravate with global warming, tremendous influence is produced to plant and biology.Its
In, soil respiration has important influence to Global climate change.Therefore, to soil respiration in various types terrestrial ecosystems
Research be always hot spot in global change research due, and be increasingly becoming in ecological study an essential measurement and refer to
Mark.
Wherein, to different gradient soil CO2The measurement of flux is also an important research, and researcher exists at present
Directly soil heap to be measured is gone out the different measurement gradients when measurement, it is time-consuming and laborious, and also the soil gradient is inaccurate, and soil density is not
Uniformly, very big to the influence of test data, so that experiment accuracy substantially reduces.
Utility model content
The technical problem to be solved by the utility model is to provide one kind, and experiment soil can be made to be evenly distributed on measurement dress
In setting, and can precisely adjust the experiment soil gradient for measuring different gradient soil CO2The device of flux.
In order to solve the above technical problems, technical solution adopted in the utility model is:
One kind is for measuring different gradient soil CO2The device of flux characterized by comprising
One flat car, the flat car are fixedly arranged above the native case of dress, and the soil case that fills is the bottom plate of flat car and four piece
Perpendicular to the rectangular configuration that the assembled plate of bottom plate is surrounded, semicircle is arranged with using its wheel shaft as the center of circle on the wheel of the flat car
Protractor, the semicircular protractor are rotatably connected with wheel shaft, and the bottom of the flat car is fixed with horizontal ruler.
One regulating mechanism, positioned at the bottom of flat car, the regulating mechanism includes adjusting rod and plugs wherein and match with it
The fixes sleeve of conjunction is equipped with perpendicular caging bolt, one end of the regulating mechanism on the side wall of the fixes sleeve
With plate car bottom plate can front and back be rotatablely connected, the other end support on the ground.
One covers mechanism, is symmetrically positioned in the top of the two pieces of assembled plates in left and right and is arranged towards inside, described to cover mechanism packet
The turn-screw being arranged along the longitudinal direction is included, the turn-screw can be rotated using the lead screw base at both ends with corresponding assembled plate
Connection, one end of the turn-screw is extended to across assembled plate and is rotatably connected using shaft coupling and assembled plate, described
The other end of axis device is connected with stepper motor, and the control signal of the stepper motor is connected with controller, the turn-screw
On be arranged with the matched drive block of its screw thread, be slidably equipped with telescopic rod perpendicular to plate car bottom plate on the drive block,
Adjustable spring is arranged on the telescopic rod, one end of the adjustable spring is against the bottom of drive block, and the other end is against flexible
The lower end of bar is connected between the telescopic rod for covering mechanism and covers roller, it is described cover roller be located at telescopic rod lower end and with
It is rotatably connected.
A further technical solution lies in the contact jaw on the regulating mechanism and ground is hinged with foldable castor.
A further technical solution lies in the front and rear sides for covering roller are symmetrically fixed with clean-up scraper, the clean-up scraper
It is arranged close to roller outer surface is covered, the left and right ends of the clean-up scraper are separately fixed on the telescopic rod of two sides, and the upper end is located at
Cover the top of roller, lower end extends to obliquely downward and covers roller bottom and be aligned.
A further technical solution lies in the regulating mechanism center ofthe setting and the positions for being located remotely from wheel.
And its scale parallel with plate car bottom plate a further technical solution lies in, 0 graduation mark of the semicircular protractor
Line is arranged upward.
The beneficial effects of adopting the technical scheme are that
It is provided with semicircular protractor on the wheel of flat car, enables flat car in inclination by intuitive accurate detection
And determine tilt angle, i.e., the gradient of soil to be measured, to ensure that the accuracy of empirical value when measurement.
Meanwhile it being combined with regulating mechanism with flat car, to adjust length and angle to adapt to different gradient
Flat car is supported and is fixed, avoided unstability when manual operation, reduce experiment by the support demand of flat car under state
The error of data keeps experimental data more stable effectively.
Also, using mechanism is covered, when to filling soil earth in native case is filled, it can be realized and carried out while loading uniformly
Cover sizing, ensure that experiment soil density uniformity, further improve the accuracy of experimental data.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Fig. 1 is the side structure schematic view during the utility model soil loads；
Fig. 2 is the side structure schematic view in the utility model measurement use process；
Fig. 3 is the overlooking structure diagram in the utility model measurement use process.
Specific embodiment
Below with reference to the attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu is fully described by, it is clear that described embodiment is a part of the embodiment of the utility model, rather than whole implementation
Example.Based on the only embodiment in the utility model, those skilled in the art are obtained without making creative work
The every other embodiment obtained, fall within the protection scope of the utility model.
Many details are explained in the following description in order to fully understand the utility model, but this is practical new
Type can also be implemented using other than the one described here other way, and those skilled in the art can be without prejudice to this reality
With doing similar popularization in the case where novel intension, therefore the utility model is not limited by the specific embodiments disclosed below.
As shown in FIG. 1 to 3, a kind of for measuring different gradient soil CO2The device of flux, including flat car 1, adjusting
Mechanism 2 and cover mechanism 3.Wherein, the top of flat car 1, which is equipped with, fills native case 11, it is described fill bottom plate that native case 11 is flat car 1 and
Four pieces of rectangular configurations surrounded perpendicular to the assembled plate 110 of bottom plate are covered by the center of circle of its wheel shaft on the wheel of the flat car 1
Equipped with semicircular protractor 12, the semicircular protractor 12 is rotatably connected with wheel shaft, and the bottom of the flat car 1 is fixed with level
Ruler 13.
Regulating mechanism 2 is located at the bottom of flat car 1, the regulating mechanism 2 include adjusting rod 21 and plug wherein simultaneously and its
The fixes sleeve 22 of cooperation is equipped with perpendicular caging bolt 23, the adjusting machine on the side wall of the fixes sleeve 22
One end of structure 2 and 1 bottom plate of flat car can front and back be rotatablely connected, the other end supports on the ground.
Mechanism 3 is covered to be symmetrically positioned in the top of the two pieces of assembled plates 110 in left and right and be arranged towards inside, it is described to cover mechanism 3
Including the turn-screw 31 being arranged along the longitudinal direction, the turn-screw 31 utilizes the lead screw base 310 at both ends and corresponding group
Loading board 110 is rotatably connected, and one end of the turn-screw 31 extends to across assembled plate 110 and utilizes shaft coupling 32 and assembling
Plate 110 is rotatably connected, and the other end of the shaft coupling 32 is connected with stepper motor, and the control signal of the stepper motor connects
Be connected to controller, be arranged on the turn-screw 31 with the matched drive block 33 of its screw thread, on the drive block 33 perpendicular to
1 bottom plate of flat car is slidably equipped with telescopic rod 34, and adjustable spring 35, the adjustable spring 35 are arranged on the telescopic rod 34
One end be against the bottom of drive block 33, the other end is against the lower end of telescopic rod 34, two telescopic rods 34 for covering mechanism 3 it
Between be connected with and cover roller 36, the roller 36 that covers is located at the lower end of telescopic rod 34 and is rotatably connected with it.
The caging bolt 23 of regulating mechanism 2 when in use, is unscrewed first, makes adjusting rod 21 free by the device
It is inserted into and skids off from fixes sleeve 22, adjusted flat car 1 to horizontal position using horizontal ruler 13, adjusting rod 21 can be with flat
The variation of 1 angle of wooden handcart and change distance of stretch out and draw back, and change joint angle using the universal joint with 1 junction of flat car
Degree, to maintain the stabilization of flat car 1, screws caging bolt 23 at this time, fixes adjusting rod 21 and the position of fixes sleeve 22, puts down
Wooden handcart 1 can keep a level and stable state, and then load soil to be measured, preparing experiment to filling in native case 11.Utilize water
Leveling ruler is more advantageous to flat car 1 placement is horizontal, and the dress soil case 11 under horizontality, which is more advantageous to, to be loaded soil and cover adjustment
Density.The regulating mechanism 2 cooperated with flat car 1 is set, adapts to plate under different gradient state to adjust length
The support demand of vehicle 1, is supported fixation, unstable when avoiding manual operation, is reduced the error of experimental data, is made reality
It is more stable effectively to test data.
During loading soil, soil density is an invariant in experiment, therefore to guarantee that experiment soil is close
The uniformity and stability of degree are it is necessary to carrying out soil to cover control density using covering mechanism 3.Control is set in the controller
Processing procedure sequence makes stepper motor finally and can be drivingly connected filling in native case 11 in the roller 36 that covers covered in mechanism 3 along flat car 1
Front-rear direction do back and forth movement.Controller is revolved by the motor shaft that electric impulse signal controls two stepper motors by command synchronization
Turn, motor shaft drives 31 synchronous rotary of turn-screw, 33 meeting of drive block being threadedly engaged with turn-screw 31 using shaft coupling 32
On turn-screw 31 forward or rear direction movement, it so that telescopic rod 34 be driven to move synchronously, and then drives and covers 36 pairs of soil of roller
Earth carries out roll-in.
Likewise, when cover roller 36 by driving direction walking to one end of flat car when, controller can control stepper motor
It reversely rotates, and then drives and cover 36 negative line feed roll-in of roller, repeat the above steps to realize when loading soil to soil
The roll-in sizing for carrying out cyclic movement, keeps soil density more uniform.When soil height changes, adjustable spring 35
Synchronous compression or elongation, to control the length that telescopic rod 34 stretches out drive block 33, guarantee covers the effective effect always of roller 36
In soil surface.Using mechanism 3 is covered, when to filling soil earth in native case 11 is filled, it can be realized and carried out while loading
Even covers sizing, ensure that the uniformity of experiment soil density, further improves the accuracy of experimental data.
Soil load after, controller control cover mechanism 3 will cover roller 36 driving to one end of flat car 1, will not
Soil surface is caused to interfere, then random fixation measuring ring 4, thus using measuring instrument to CO2Flux is monitored.Detection
When, caging bolt 23 is unscrewed, the angle of flat car 1 is adjusted, using the semicircular protractor 12 on wheel, with 1 bottom of flat car
For directrix, the completing that flat car is adjusted to the gradient to needed for testing of the task can be observed easily and accurately, then screws limit
Bolt 23 fixes the gradient, to obtain the empirical value under one group of gradient.Repeat the above steps the change experiment gradient, obtains
Multi-group data is analyzed to reach experiment purpose.It is provided with semicircular protractor 12 on the wheel of flat car 1, makes flat car 1
Tilt angle, i.e., the gradient of soil to be measured, thus real when ensure that measurement can be determined by intuitive accurate detection in inclination
Test the accuracy of numerical value.
Since in experiment, flat car 1 unavoidable can be moved, and installing then needs when moving after regulating mechanism 2
2 part of regulating mechanism is lifted and disengages it from ground, to move to flat car 1, a large amount of time and people can be wasted
Power.Therefore, the contact jaw on regulating mechanism 2 Yu ground is equipped with foldable castor 24, and in experiment, foldable castor 24 is folded to
Horizontal position, will not influence the stability of flat car 1, and when needing mobile flat car 1, just be adjusted to vertical position and flat
The cooperation movement of 1 wheel of wooden handcart.
In order to guarantee the stability of flat car 1, center ofthe is arranged in regulating mechanism 2 and is located remotely from the position of wheel
It sets.Regulating mechanism 2 can be supported flat car 1 with wheel collective effect, and flat car 1 also can generate pressure to three, especially
Be fill the effect of pressure caused by the flat car 1 of soil can be very big.Therefore, be based on mechanics principle, regulating mechanism 2 further away from
When wheel, the pressure born can be smaller, so that the fastening drag to caging bolt 23 can be smaller, will not make adjusting rod 21 due to
Pressure and generate downward sliding, be conducive to the stabilization of 2 length of regulating mechanism, to ensure that the stabilization of the gradient.
When loading soil, since the initial density of soil is larger, and the surface when loading without covering is not flat enough
Whole, the height of soil can be variant, therefore can generate difference to the extruding force of adjustable spring 35, causes the difference for covering power, from
And cause to cover face out-of-flatness, influence the uniformity of soil density.Therefore clean-up scraper is fixed in the front and rear sides for covering roller 36
37, the clean-up scraper 37 is arranged close to 36 outer surface of roller is covered, and the left and right ends of the clean-up scraper 37 are separately fixed at two sides
On telescopic rod 34, the upper end, which is located at, covers the top of roller 36, and lower end extends to obliquely downward and covers 36 bottom of roller and be aligned.
In this way when covering roller 36 and doing back and forth movement, clean-up scraper 37 can follow cover roller 36 it is round-trip to soil rise one push and
The effect scraped.Since 37 lower end of clean-up scraper is aligned with 36 bottom of roller is covered, when doing back and forth movement, clean-up scraper 37 can be incited somebody to action
The surface push-and-pull of soil is smooth, and then with covering the cooperation of roller 36 to achieve the purpose that being flattened soil surface covers, guarantees
The uniformity of native density.
Due to being horizontally arranged under the usual state of flat car 1, so when changing its gradient, using what its head was raised
Mode is more more convenient than reduced mode, and range of grade is also wider, therefore by the scale of semicircular protractor 12 towards above wheel,
0 degree of graduation mark of semicircular protractor 12 is overlapped with 1 bottom plate of flat car of horizontal position at this time, and it is more convenient to read the gradient.
The above is only the preferred embodiments of the utility model, anyone content according to the present utility model is to the utility model
A little simple modification, deformation and the equivalent replacement made each falls within the protection scope of the utility model.
Claims (5)
1. one kind is for measuring different gradient soil CO2The device of flux characterized by comprising
One flat car (1), the flat car (1) are fixedly arranged above the native case (11) of dress, and the native case (11) of the dress is flat car (1)
Bottom plate and the rectangular configuration that is surrounded of four pieces of assembled plates (110) perpendicular to bottom plate, with it on the wheel of the flat car (1)
Wheel shaft is that the center of circle is connected with semicircular protractor (12), and the semicircular protractor (12) is set on wheel shaft and can with it by bearing
Rotation connection, the bottom of the flat car (1) is fixed with horizontal ruler (13)；
One regulating mechanism (2), is located at the bottom of flat car (1), and the regulating mechanism (2) includes adjusting rod (21) and plugs wherein
And fixes sleeve (22) engaged therewith, perpendicular caging bolt is equipped on the side wall of the fixes sleeve (22)
(23), one end of the regulating mechanism (2) and flat car (1) bottom plate can front and back be rotatablely connected, the other end supports on the ground；
One covers mechanism (3), is symmetrically positioned in the top of the two pieces of assembled plates (110) in left and right and is arranged towards inside, described to cover machine
Structure (3) includes the turn-screw (31) being arranged along the longitudinal direction, the turn-screw (31) using both ends lead screw base (310) with
Corresponding assembled plate (110) is rotatably connected, and one end of the turn-screw (31) is extended to across assembled plate (110) and benefit
It is rotatably connected with shaft coupling (32) and assembled plate (110), the other end of the shaft coupling (32) is connected with stepper motor, described
The control signal of stepper motor is connected with controller, is arranged on the turn-screw (31) and the matched drive block of its screw thread
(33), it is slidably equipped with telescopic rod (34) on the drive block (33) perpendicular to flat car (1) bottom plate, the telescopic rod (34)
On be arranged with adjustable spring (35), one end of the adjustable spring (35) is against the bottom of drive block (33), and the other end, which is against, to be stretched
The lower end of contracting bar (34) is connected between the telescopic rod (34) for covering mechanism (3) and covers roller (36), described to cover roller (36)
Positioned at telescopic rod (34) lower end and be rotatably connected with it.
2. according to claim 1 a kind of for measuring different gradient soil CO2The device of flux, which is characterized in that described
Regulating mechanism (2) and the contact jaw on ground are hinged with foldable castor (24).
3. according to claim 1 a kind of for measuring different gradient soil CO2The device of flux, which is characterized in that described
The front and rear sides for covering roller (36) are symmetrically fixed with clean-up scraper (37), and the clean-up scraper (37) sets close to roller (36) outer surface is covered
It sets, the left and right ends of the clean-up scraper (37) are separately fixed on the telescopic rod (34) of two sides, the upper end of the clean-up scraper (37)
Positioned at the top for covering roller (36), lower end extends to obliquely downward and covers roller (36) bottom and be aligned.
4. according to claim 1 a kind of for measuring different gradient soil CO2The device of flux, which is characterized in that described
Regulating mechanism (2) center ofthe is arranged and is located remotely from the position of wheel.
5. according to claim 1 a kind of for measuring different gradient soil CO2The device of flux, which is characterized in that described
0 graduation mark of semicircular protractor (12) is parallel with flat car (1) bottom plate and its graduation mark is arranged upward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920022151.5U CN209327079U (en) | 2019-01-07 | 2019-01-07 | One kind is for measuring different gradient soil CO2The device of flux |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920022151.5U CN209327079U (en) | 2019-01-07 | 2019-01-07 | One kind is for measuring different gradient soil CO2The device of flux |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209327079U true CN209327079U (en) | 2019-08-30 |
Family
ID=67730723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920022151.5U Expired - Fee Related CN209327079U (en) | 2019-01-07 | 2019-01-07 | One kind is for measuring different gradient soil CO2The device of flux |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209327079U (en) |
-
2019
- 2019-01-07 CN CN201920022151.5U patent/CN209327079U/en not_active Expired - Fee Related
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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: 20190830 Termination date: 20200107 |
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| CF01 | Termination of patent right due to non-payment of annual fee |