CN216791127U - Laser type grassland vegetation coverage rapid measuring device - Google Patents
Laser type grassland vegetation coverage rapid measuring device Download PDFInfo
- Publication number
- CN216791127U CN216791127U CN202220242311.9U CN202220242311U CN216791127U CN 216791127 U CN216791127 U CN 216791127U CN 202220242311 U CN202220242311 U CN 202220242311U CN 216791127 U CN216791127 U CN 216791127U
- Authority
- CN
- China
- Prior art keywords
- scale
- laser
- measuring
- fixed
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model discloses a laser type grassland vegetation coverage rapid measuring device which comprises a telescopic rod, wherein a drill bit is fixed at one end of the telescopic rod, a scale is fixed at the other end of the telescopic rod, the telescopic rod is fixed with the middle section of the scale, measuring rods are respectively connected at two ends of the scale in a sliding manner and are mutually vertical to the scale, and laser lamps are fixed on the measuring rods in rows at equal intervals. The utility model converts the measurement and calculation problem of the planted projection area in the sample side into the problem of whether the laser on the measuring points with equal density is contacted or not, the laser is used for vertically irradiating the sample side, the contact condition of the light spots of 10 points of measurement in the sample side and the plant community is recorded, and the coverage of the grassland vegetation in the sample side can be reflected by the summed percentage.
Description
Technical Field
The utility model belongs to the technical field of vegetation coverage measurement, and relates to a laser type grassland vegetation coverage rapid measuring device.
Background
The percentage of the vertical projection area of the overground part of the plant community to the area of the sample is the vegetation coverage. The method has the advantages that the collected grassland vegetation coverage data is important content of ecological protection and water and soil loss monitoring, the good grassland coverage can inhibit the occurrence and development of erosion and furrow erosion, slow down the sand flow produced on the slope surface, have strong water storage and soil conservation capacity, and have positive effect on the water and soil conservation and prevention work in the water and soil loss area. The grassland coverage measuring method mainly comprises an instrument method, a visual estimation method and a sampling method. The instrument method utilizes sensing equipment to carry out coverage analysis on the vegetation orthophoto, the result is reliable, but the processing process is complicated. Visual estimation is simple and easy, but is greatly affected by subjectivity. In field work, a sampling method needs to be carried more, sampling is set through sampling, a sample is formed by surrounding a string or a measuring drill, and vegetation coverage is measured by a needle measurement method. With this method, the measurement can be achieved substantially, but the following disadvantages exist: the thin rope is easy to deform, the size and the shape of the sample are not easy to maintain, and the measuring drill is complex to install and inconvenient to store; during operation, the two types of samples need to be measured by manually holding the measuring needle, so that errors are easy to generate; the system needs to depend on cooperation of multiple persons, so that the working efficiency is low; the measurement operation of the coverage of the slope vegetation cannot be completed due to the limitation of the structure of the sample.
Chinese patent publication No. CN105891211A discloses a laser measuring instrument for herbaceous vegetation coverage, which comprises a main body beam, a supporting vertical rod, etc. The technical scheme of this patent application utilizes laser to replace the projection of survey probe to ground equidistance, calculates the vegetation coverage through the facula number, can avoid the subjective influence, effectively improves measurement efficiency and precision, nevertheless has following technical defect because structural limitation, this utility model only can measure the vegetation coverage of single sample area (line), and the laser equidistance of the rotation type main part crossbeam of carrying throws the structure and can't unify sampling density, can not accomplish the isopycnic measurement of vegetation coverage in specific sample side (face).
Under the current technical condition, the field measurement process of the grassland vegetation coverage is relatively complicated, and the measurement result is difficult to obtain quickly and accurately.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a laser type device for quickly measuring the grassland vegetation coverage, which solves the problems that the measurement process of the grassland vegetation coverage in the field environment is complicated and the measurement result is difficult to quickly and accurately obtain in the prior art.
The technical scheme adopted by the utility model is as follows:
laser formula meadow vegetation cap degree quick measuring device, including the telescopic link, the one end of telescopic link is fixed with the drill bit, and the other end of telescopic link is fixed with the scale, and the telescopic link is fixed with the scale middle section, and sliding connection has the measuring staff respectively at the both ends of scale, measuring staff and scale mutually perpendicular, and the in bank equidistance is fixed with the laser lamp on the measuring staff. This device utilizes laser vertical irradiation appearance, statistics facula and the contact condition of grass community for the coverage of meadow vegetation in the reflection appearance.
The utility model is also characterized in that:
the other end of telescopic link is fixed with the spirit level, and the other end of telescopic link runs through the scale and cooperates and scale reciprocal anchorage through spacing hole and bolt.
The measuring rod comprises an upper cover and a lower cover which are mutually buckled, a sliding groove is formed in the edges of the upper cover and the lower cover, the scale is clamped in the sliding groove between the upper cover and the lower cover, the upper cover is arranged on one side, away from the drill bit, of the scale, and an observation hole is formed in the corresponding position of the sliding groove in the upper cover.
The lower cover is provided with lamp holes at equal intervals in a row, the laser lamps are fixed in the lamp holes, and batteries are further fixed in the lower cover and connected with the laser lamps.
The quantity of laser lamp is 10, and the interval of adjacent laser lamp is 10cm, and the inspection hole is located the middle part position of 10 laser lamps.
The switch of the battery is arranged on the outer wall of the measuring rod.
The telescopic link is including the bracing piece and the support auxiliary rod that cup joint each other, all opens spacing hole on bracing piece and the support auxiliary rod, and the bracing piece is fixed each other through spacing hole and bolt cooperation with the support auxiliary rod.
The distance between adjacent limiting holes is 5-10 cm.
Scales are marked on the scale, the connecting point of the telescopic rod and the scale is the zero point of the scales, and the scales are respectively marked at the positions from the zero point to the two ends, namely 5cm, 15cm, 25cm, 35cm and 45 cm.
The utility model has the beneficial effects that:
firstly, a measuring rod is sleeved with a scale, and the grass vegetation isopycnic measurement in a sample is realized in a sliding mode;
and secondly, the traditional measuring needle is replaced by a laser projection mode, so that the measuring process is simpler, and human errors can be avoided to a certain extent.
Thirdly, the telescopic rod connected with the single-blade drill bit is sleeved with the scale, and the lever principle is utilized, so that the device can be quickly and stably screwed into the center of the sample to be tested with larger soil compactness, and the leveling and stability of the measuring rod are maintained.
And fourthly, the supporting rod and the supporting auxiliary rod are mutually sleeved, and the overall height of the device can be flexibly adjusted according to the vegetation height condition in the sample to be measured.
And fifthly, the measuring rod is in a horizontal state due to the sleeving structure of the measuring rod, the scale and the supporting rod, the measuring rod is not influenced by the terrain, and the measurement of the vegetation coverage of a large slope (slope surface) can be realized.
And sixthly, the device is convenient to carry and simple to install, and can quickly complete the measurement operation by only one person.
Drawings
FIG. 1 is a block diagram of the laser type device for rapidly measuring the vegetation coverage of grasslands according to the present invention;
FIG. 2 is a structural diagram of a measuring rod in the laser type grassland vegetation coverage rapid measuring device of the utility model;
FIG. 3 is a structural diagram of a scale in the laser type device for rapidly measuring the vegetation coverage of grasslands according to the present invention;
fig. 4 is a structural diagram of a telescopic rod in the laser type grassland vegetation coverage rapid measuring device.
In the figure, 1, a telescopic rod, 2, a support rod, 3, a support auxiliary rod, 4, a drill bit, 5, a scale, 6, a measuring rod, 7, a laser lamp, 8, a level gauge, 9, an upper cover, 10, a lower cover, 11, a sliding groove, 12, an observation hole, 13, a battery, 14, a bolt and 15 are shown in a sample.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The utility model discloses a laser type grassland vegetation coverage rapid measuring device, which comprises a telescopic rod 1, wherein a drill bit 4 is fixed at one end of the telescopic rod 1, a scale 5 is fixed at the other end of the telescopic rod 1, the telescopic rod 1 is fixed with the middle section of the scale 5, a level 8 is fixed at the other end of the telescopic rod 1, the other end of the telescopic rod 1 penetrates through the scale 5 and is mutually fixed with the scale 5 through matching of a limiting hole and a bolt, measuring rods 6 are respectively connected at two ends of the scale 5 in a sliding manner, the measuring rods 6 are mutually vertical to the scale 5, and laser lamps 7 are fixed on the measuring rods 6 in rows at equal intervals.
The measuring rod 6 comprises an upper cover 9 and a lower cover 10 which are mutually buckled, a sliding groove 11 is formed in the upper edge of the cover of the upper cover 9, the scale 5 is clamped in the sliding groove 11 between the upper cover 9 and the lower cover 10, the upper cover 9 is arranged on one side, away from the drill bit, of the scale 5, and an observation hole 12 is formed in the corresponding position of the sliding groove 11 in the upper cover 9; lamp holes are formed in the lower cover 10 at equal intervals in rows, the laser lamps 7 are fixed in the lamp holes, batteries 13 are further fixed in the lower cover 10, switches of the batteries 13 are arranged on the outer wall of the measuring rod 6, and the batteries 13 are connected with the laser lamps 7. The number of the laser lamps 7 is 10, the interval between two adjacent laser lamps 7 is 10cm, and the observation hole 12 is positioned in the middle of the 10 laser lamps 7.
The telescopic rod 1 comprises a supporting rod 2 and a supporting auxiliary rod 3 which are mutually sleeved, limiting holes are formed in the supporting rod 2 and the supporting auxiliary rod 3, the supporting rod 2 and the supporting auxiliary rod 3 are matched and fixed with the bolt 14 through the limiting holes, and the distance between every two adjacent limiting holes is 5-10 cm.
Scales are marked on the scale 5, the connecting point of the telescopic rod 1 and the scale 5 is a zero point of the scales, the scales are respectively marked at the positions from the zero point to the 5cm, the 15cm, the 25cm, the 35cm and the 45cm of the two ends of the scale 5, and the two scales of 0 are symmetrically distributed.
The drill bit 4 is a single-blade drill bit made of wear-resistant manganese steel, and has a diameter of 4cm and a length of 20-30 cm. The supporting rod 2 and the supporting auxiliary rod 3 are both made of cylindrical hollow high-strength alloy materials, the rod lengths are both 30-50cm, the diameter of the supporting auxiliary rod 3 is slightly smaller than that of the supporting rod 2, the sleeving length can be adjusted by utilizing a limiting hole and a bolt after the supporting auxiliary rod and the supporting auxiliary rod are sleeved, and the adjusting range is 50-100 cm.
The use mode of the utility model is as follows:
step 1, the bolt 14 is screwed out, the supporting auxiliary rod 3 connected with the single-leaf drill bit 4 slides out of the supporting rod 2, the nesting depth between the supporting rod 2 and the supporting auxiliary rod 3 is adjusted according to the vegetation height of the sample to be measured 15, the measuring rod 6 is positioned above vegetation, the reading of an operator from the observation hole 12 is not influenced, and the bolt 14 is screwed in immediately.
And 2, vertically placing the single-blade drill bit 4 at the center of the sample to be tested, rotating the scale 5 around the support rod 2 by an operator, observing the level gauge 8, and vertically screwing the drill bit 4 into soil by utilizing a lever principle.
And 3, turning on the switches of the batteries 13 of the laser lamps 7 on the two measuring rods 6 to enable the light beams to vertically irradiate the sample 15. Two measuring rods 6 move towards the extension direction of the scale 5 at the same time in the same horizontal equidistance mode, observation holes 12 in the middle of the measuring rods 6 are used for observation, the observation holes 12 are sequentially located over scales of 5, 15, 25, 35 and 45, the number of light spots projected on a plant community is recorded by an operator, and the summed percentage is the vegetation coverage of the grassland in the sample 15.
According to the technical scheme, the problem of measuring and calculating the projected area of the planted lawn in the sample square 15 is converted into the problem of counting whether laser on measuring points with equal density is in contact or not, the laser is used for vertically irradiating the sample square 15(1mx1m), the contact conditions of light spots of 10 measuring points in the sample square and a plant community are recorded, and the coverage of the lawn vegetation in the sample square 15 can be reflected by the summed percentage.
Claims (9)
1. Laser formula meadow vegetation cap degree quick measuring device, its characterized in that, including telescopic link (1), the one end of telescopic link (1) is fixed with drill bit (4), the other end of telescopic link (1) is fixed with scale (5), telescopic link (1) is fixed with scale (5) middle section, the both ends of scale (5) sliding connection respectively have measuring staff (6), measuring staff (6) and scale (5) mutually perpendicular, the equidistance in bank is fixed with laser lamp (7) on measuring staff (6).
2. The laser type device for rapidly measuring the grassland vegetation coverage as claimed in claim 1, wherein the other end of the telescopic rod (1) is fixed with a level meter (8), and the other end of the telescopic rod (1) penetrates through the scale (5) and is fixed with the scale (5) through the matching of a limiting hole and a bolt.
3. The laser type device for rapidly measuring the grassland vegetation coverage of claim 1, wherein the measuring rod (6) comprises an upper cover (9) and a lower cover (10) which are buckled with each other, a sliding groove (11) is formed in the edges of the upper cover (9) and the lower cover (10), the scale (5) is clamped in the sliding groove (11) between the upper cover (9) and the lower cover (10), the upper cover (9) is arranged on one side of the scale (5) far away from the drill bit (4), and an observation hole (12) is formed in the corresponding position of the sliding groove (11) on the upper cover (9).
4. The laser type device for rapidly measuring the grassland vegetation coverage of claim 3, wherein the lower cover (10) is provided with lamp holes in rows at equal intervals, the laser lamps (7) are fixed in the lamp holes, the lower cover (10) is also fixed with a battery (13), and the battery (13) is connected with the laser lamps (7).
5. The laser type device for rapidly measuring the vegetation coverage of grasslands as claimed in claim 4, wherein the number of the laser lamps (7) is 10, the interval between two adjacent laser lamps (7) is 10cm, and the observation hole (12) is located in the middle of the 10 laser lamps (7).
6. Laser type device for the rapid measurement of the vegetation coverage of grasslands according to claim 5, characterized in that the switch of the battery (13) is arranged on the outer wall of the measuring staff (6).
7. The laser type device for rapidly measuring the vegetation coverage of grasslands as claimed in claim 1, wherein the telescopic rod (1) comprises a supporting rod (2) and a supporting auxiliary rod (3) which are sleeved with each other, the supporting rod (2) and the supporting auxiliary rod (3) are both provided with a limiting hole, and the supporting rod (2) and the supporting auxiliary rod (3) are mutually fixed through the matching of the limiting hole and the bolt (14).
8. The laser type device for rapidly measuring the vegetation coverage of grasslands as claimed in claim 7, wherein the spacing between adjacent limiting holes is 5-10 cm.
9. The laser type device for rapidly measuring the vegetation coverage of grasslands as claimed in claim 1, wherein the scale (5) is marked with a scale, the connection point of the telescopic rod (1) and the scale (5) is the zero point of the scale, and the scale (5) is marked with scales from the zero point to the positions of "5 cm", "15 cm", "25 cm", "35 cm" and "45 cm" at the two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220242311.9U CN216791127U (en) | 2022-01-29 | 2022-01-29 | Laser type grassland vegetation coverage rapid measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220242311.9U CN216791127U (en) | 2022-01-29 | 2022-01-29 | Laser type grassland vegetation coverage rapid measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216791127U true CN216791127U (en) | 2022-06-21 |
Family
ID=82015772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220242311.9U Active CN216791127U (en) | 2022-01-29 | 2022-01-29 | Laser type grassland vegetation coverage rapid measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216791127U (en) |
-
2022
- 2022-01-29 CN CN202220242311.9U patent/CN216791127U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Topp et al. | Measurement of soil water content using time‐domain reflectrometry (TDR): a field evaluation | |
| Bertrand | Rate of water intake in the field | |
| CN201540215U (en) | Straight-pushing taking in situ soil sampler | |
| Erbach | Measurement of soil bulk density and moisture | |
| CN206601152U (en) | A kind of agriculture multi-parameter detector | |
| CN103323068B (en) | Rainwash self-measuring device | |
| CN216791127U (en) | Laser type grassland vegetation coverage rapid measuring device | |
| CN102749097A (en) | Method for utilizing angle gauge to measure forest stand crown density | |
| CN1928552A (en) | Solid water content in soil freezing process and method for measuring its growth and decline characters | |
| CN105717276A (en) | Field piece scale slope cropland water and soil loss monitoring system and monitoring method thereof | |
| CN211740296U (en) | Sloping field soil and water conservation monitoring devices | |
| Johnson et al. | An introduction to the research in the Balquhidder experimental catchments | |
| CN105068154B (en) | Density of snow snow depth determining instrument | |
| CN208705083U (en) | A kind of manual firming formula of field portable takes root device | |
| CN216645908U (en) | Agricultural soil sampling device | |
| CN105891211B (en) | Laser measuring instrument for vegetation coverage of grasslands | |
| CN216620950U (en) | Highway engineering is managed with stake hole aperture check out test set | |
| CN205679538U (en) | A kind of herbosa cover degree laser measuring apparatus | |
| CN208043447U (en) | A kind of soil seed bank, soil seed pool sampler | |
| CN211527304U (en) | A quick calibration device that is used for district crop to survey area of producing | |
| CN208537218U (en) | A kind of portable quick detachable soil testing assemblies | |
| CN210268775U (en) | Reservoir dam leakage flow meter | |
| CN211206421U (en) | Forest rainfall analysis and detection device | |
| CN209640041U (en) | A kind of blade of broadleaf plant depositing dust continuously trapping system | |
| CN108414725B (en) | On-line detection device for archaeological site cultural relic buried soil |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |