CN111596034A - Forestry soil moisture automatic checkout device - Google Patents

Forestry soil moisture automatic checkout device Download PDF

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Publication number
CN111596034A
CN111596034A CN202010502985.3A CN202010502985A CN111596034A CN 111596034 A CN111596034 A CN 111596034A CN 202010502985 A CN202010502985 A CN 202010502985A CN 111596034 A CN111596034 A CN 111596034A
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module
soil
detection module
mounting plate
fixedly connected
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CN202010502985.3A
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Chinese (zh)
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邓小京
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/24—Earth materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • F16M11/041—Allowing quick release of the apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
    • F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K13/00—Thermometers specially adapted for specific purposes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/24—Earth materials
    • G01N33/246—Earth materials for water content
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Pathology (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)

Abstract

The invention relates to the technical field of soil detection, and discloses an automatic detection device for forestry soil humidity, which comprises a mounting plate and a sensor body, wherein a semicircular bracket for placing the sensor body is inwards recessed in the middle position of the mounting plate, a plurality of arc-shaped pressing plates are hinged to the surface of the mounting plate, the arc-shaped pressing plates are positioned on one side of the sensor body, the outer walls of the ends, far away from the hinged position, of the arc-shaped pressing plates are fixedly connected with clamping plates, the surface of the mounting plate is rotatably connected with clamping rods through rotating shafts, the side walls of the clamping rods are provided with clamping openings correspondingly clamped with the clamping plates, the surface of the mounting plate is also fixedly connected with an L-shaped fixing plate corresponding to one end of each clamping rod, the surface of the L-shaped fixing plate is provided with insertion holes, positioning insertion holes correspondingly inserted in the insertion holes are. The invention can realize the quick assembly and disassembly of the sensor body and is convenient for practical installation and use.

Description

Forestry soil moisture automatic checkout device
Technical Field
The invention relates to the technical field of soil detection, in particular to an automatic detection device for forestry soil humidity.
Background
Soil moisture sensor, another name: soil moisture appearance, soil hygrometer, soil moisture appearance, soil moisture sensor mainly are used for measuring soil water content (soil moisture content), and soil water content has two kinds of expression methods of weight water content and volume water content (volume water content), and the weight water content is measured through getting soil drying method and is obtained, and the water content that obtains through soil moisture sensor measurement is the volume water content, promptly, soil moisture sensor is exactly the instrument of measuring the shared proportion of moisture in the unit soil total volume. Some soil moisture sensors can measure three parameters of the moisture content of soil, the temperature of the soil and the total salinity content of the soil simultaneously.
Sensor for soil among the prior art is generally installed through the screw through punching in the use, and the installation effectiveness is low, and soil detects inconvenient installation and dismantlement, influences soil detection availability factor, and its detected data is too single simultaneously, can not carry out the analysis to comprehensive data, and the data of surely reacing are not accurate enough.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, soil detection is generally performed by punching and mounting through screws in the use process, the mounting efficiency is low, the soil detection is inconvenient to mount and dismount, and the use efficiency of the soil detection is influenced, and provides an automatic detection device for the soil humidity in forestry.
In order to achieve the purpose, the invention adopts the following technical scheme:
an automatic forestry soil humidity detection device comprises a mounting plate and a sensor body, wherein a semicircular bracket used for placing the sensor body is arranged at the middle position of the mounting plate in an inwards recessed mode, a plurality of arc-shaped pressing plates located on one side of the sensor body are hinged to the surface of the mounting plate, the outer wall of one end, away from the hinged position, of each arc-shaped pressing plate is fixedly connected with a clamping plate, the surface of the mounting plate is rotatably connected with a clamping rod through a rotating shaft, the side wall of the clamping rod is provided with a clamping opening correspondingly clamped with the clamping plate, the surface of the mounting plate is also fixedly connected with an L-shaped fixing plate corresponding to one end of the clamping rod, the surface of the L-shaped fixing plate is provided with a jack, a positioning insertion rod is movably inserted in the jack, one end rod wall of the clamping rod is provided with a positioning jack correspondingly inserted with the positioning, one opposite side of the pulling plate and the L-shaped fixing plate is fixedly connected with the same positioning spring which is sleeved outside the positioning inserted rod.
Preferably, the outer wall of the sensor body is symmetrically and fixedly connected with a plurality of limiting columns, and limiting grooves which are correspondingly inserted with the limiting columns are formed in the inner side walls of the semicircular supporting grooves and the arc-shaped pressing plates.
Preferably, two L shape backup pads of lower extreme symmetry fixedly connected with of mounting panel, a plurality of installation screw holes and threaded connection have been seted up to the horizontal part of L shape backup pad and have the mounting bolt, the fixed controller that is provided with on the mounting panel, the controller is kept away from the mounting panel end and is provided with the jacking equipment subassembly, the jacking equipment subassembly is kept away from the controller end and is provided with the solar photovoltaic board, the inside battery pack that still is provided with of jacking equipment subassembly, solar photovoltaic board and battery pack electric connection.
Preferably, the inner side wall of the arc-shaped pressing plate is fixedly connected with a layer of anti-skid and wear-resistant rubber pad.
Preferably, the outer wall of the pulling plate is coated with a layer of anti-skid and wear-resistant rubber pad.
Preferably, the controller comprises an MCU service host internally arranged, the MCU service host comprises a system restoring module, a manipulation selecting module, a data accounting module and a data flash memory module, the data accounting module further comprises a detection data accounting module, a data exchanging module and a data reassembly and scheduling module, and the system restoring module, the manipulation selecting module, the data accounting module and the data flash memory module form a completed closed loop.
Preferably, the data accounting module is including first control assembly and second control assembly, first control assembly and second control assembly form complete detection closed loop, first control assembly is including humidity detection module, temperature detection module, pH valve detection module and oxygen content detection module, four of humidity detection module, temperature detection module, pH valve detection module and oxygen content detection module form unified and whole module, the second control assembly is including soil density detection module, soil fibre degree detection module, soil illumination detection module and soil degree of depth detection module, four of soil density detection module, soil fibre degree detection module, soil illumination detection module and soil degree of depth detection module form unified and whole module.
Compared with the prior art, the invention provides an automatic detection device for forestry soil humidity, which has the following beneficial effects:
1. this soil detection device, through the L shape backup pad that is equipped with, utilize construction bolt to stabilize L shape backup pad fixedly, and then fix the mounting panel, put sensor body card in the semicircle support groove, upset arc clamp plate, make arc clamp plate crimping outside this body of sensor, the rotation connection effect through pivot and kelly makes the bayonet socket card cover of kelly lateral wall outside the cardboard, it is spacing to the firm of arc clamp plate to realize, the kelly rotates the inboard to L shape fixed plate this moment, make the location inserted bar aim at the location jack, positioning spring draws the arm-tie down, the arm-tie can realize in advancing the location jack the location inserted bar spacing that stabilizes the kelly, can realize the quick assembly disassembly to the sensor body, the in-service installation use of being convenient for.
2. This soil detection device through spacing post and the spacing groove that is equipped with, can make the accurate stable joint of sensor body in semicircular bracket and arc clamp plate for place firmly.
3. This soil detection device, MCU service host computer through being equipped with, MCU service host computer includes data accounting module, data accounting module is including first control assembly and second control assembly, first control assembly is including humidity detection module, temperature detection module, pH valve detection module and oxygen content detection module, second control assembly is including soil density detection module, soil fiber degree detection module, soil illumination detection module and soil degree of depth detection module, the data analysis that can carry out the integration through detecting different soil data in the in-service use, reachs the most accurate data.
And the part not related in the device is the same as the prior art or can be realized by adopting the prior art, and the invention can realize the quick disassembly and assembly of the sensor body and is convenient for actual installation and use.
Drawings
Fig. 1 is a schematic top view of an automatic detection device for forestry soil humidity according to the present invention.
Fig. 2 is a schematic front view of an automatic detection device for forestry soil humidity according to the present invention.
Fig. 3 is a schematic side view of the connection between the clamping rod and the L-shaped fixing plate of the automatic detection device for forestry soil humidity according to the present invention.
Fig. 4 is a schematic side view of the connection between the clamping rod and the L-shaped fixing plate of the automatic detection device for forestry soil humidity according to the present invention.
Fig. 5 is a schematic side view of the connection between the clamping rod and the L-shaped fixing plate of the automatic detection device for forestry soil humidity according to the present invention.
In the figure: 1 mounting plate, 2 sensor bodies, 3 semicircular brackets, 4 arc-shaped pressing plates, 5 clamping plates, 6 rotating shafts, 7 clamping rods, 8 bayonets, 9L-shaped fixing plates, 10 positioning inserted rods, 11 positioning insertion holes, 12 pulling plates, 13 positioning springs, 14 limiting columns, 15 limiting grooves, 16L-shaped supporting plates, 17MCU service hosts, 18 system reduction modules, 19 operation selection modules, 20 data accounting modules, 21 data flash memory modules, 22 detection data accounting modules, 23 data exchange modules, 24 data recombination scheduling modules, 25 first control modules, 26 second control modules, 27 humidity detection modules, 28 temperature detection modules, 29 pH value detection modules, 30 oxygen content detection modules, 31 soil density detection modules, 32 soil fiber degree detection modules, 33 soil illumination detection modules, 34 soil depth detection modules, 35 controllers, 36 lifting equipment modules, 37 solar photovoltaic panels, 38 battery assembly.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-5, an automatic detection device for forestry soil humidity comprises a mounting plate 1 and a sensor body 2, wherein a semicircular bracket 3 for placing the sensor body 2 is arranged at the middle position of the mounting plate 1 in an inward concave manner, a plurality of arc-shaped pressing plates 4 positioned on one side of the sensor body 2 are hinged on the surface of the mounting plate 1, a clamping plate 5 is fixedly connected to the outer wall of one end, away from the hinged position, of each arc-shaped pressing plate 4, a clamping rod 7 is rotatably connected to the surface of the mounting plate 1 through a rotating shaft 6, a clamping opening 8 clamped with the clamping plate 5 correspondingly is formed in the side wall of the clamping rod 7, an L-shaped fixing plate 9 corresponding to one end of the clamping rod 7 is also fixedly connected to the surface of the mounting plate 1, a positioning insertion rod 10 is movably inserted in the insertion opening on the surface of the L-shaped fixing plate 9, a positioning insertion hole 11 inserted with the positioning insertion rod 10 correspondingly is formed in the rod, the opposite side of the pulling plate 12 and the L-shaped fixing plate 9 is fixedly connected with a positioning spring 13 which is sleeved outside the positioning inserted link 10.
The outer wall symmetry fixedly connected with of sensor body 2 has a plurality of spacing posts 14, and the spacing groove 15 that corresponds the grafting with spacing post 14 is all seted up to the inside wall of semicircle support groove 3 and arc clamp plate 4.
Two L shape backup pads 16 of lower extreme symmetry fixedly connected with of mounting panel 1, a plurality of installation screw holes and threaded connection have been seted up to the horizontal part of L shape backup pad 16, the fixed controller 35 that is provided with on mounting panel 1, controller 35 keeps away from mounting panel 1 end and is provided with jacking equipment subassembly 36, jacking equipment subassembly 36 is provided with solar photovoltaic board 37 far away from controller 35 end, the inside battery pack 38 that still is provided with of jacking equipment subassembly 36, solar photovoltaic board 37 and battery pack 38 electric connection.
The inner side wall of the arc-shaped pressing plate 4 is fixedly connected with a layer of anti-skid wear-resistant rubber pad.
The outer wall of the pulling plate 12 is coated with a layer of anti-skid and wear-resistant rubber pad.
The controller 35 comprises an MCU service host 17 arranged inside, the MCU service host 17 comprises a system restoring module 18, an operation selecting module 19, a data accounting module 20 and a data flash memory module 21, the data accounting module 20 further comprises a detection data accounting module 22, a data exchange module 23 and a data recombination scheduling module 24, and the system restoring module 18, the operation selecting module 19, the data accounting module 20 and the data flash memory module 21 form a completed closed loop.
The data accounting module 20 comprises a first control assembly 25 and a second control assembly 26, the first control assembly 25 and the second control assembly 26 form a complete detection closed loop, the first control assembly 25 comprises a humidity detection module 27, a temperature detection module 28, a pH value detection module 29 and an oxygen content detection module 30, the humidity detection module 27, the temperature detection module 28, the pH value detection module 29 and the oxygen content detection module 30 form a unified and integral module, the second control assembly 26 comprises a soil density detection module 31, a soil fiber degree detection module 32, a soil illumination detection module 33 and a soil depth detection module 34, the soil density detection module 31, the soil fiber degree detection module 32, the soil illumination detection module 33 and the soil depth detection module 27 form a unified and integral module.
In the invention, when in use, the L-shaped support plate 16 is firmly fixed by using the mounting bolt through the arranged L-shaped support plate 16, the mounting plate 1 is further fixed, the sensor body 2 is clamped in the semicircular bracket 3, the arc-shaped pressing plate 4 is turned over, the arc-shaped pressing plate 4 is pressed outside the sensor body 2, the bayonet 8 on the side wall of the clamping rod 7 is sleeved outside the clamping plate 5 through the rotating connection action of the rotating shaft 6 and the clamping rod 7, the stable limit on the arc-shaped pressing plate 4 is realized, at the moment, the clamping rod 7 rotates to the inner side of the L-shaped fixing plate 9, the positioning inserted rod 10 is aligned to the positioning insertion hole 11, the positioning spring 13 pulls down the pulling plate 12, the positioning inserted rod 10 is pushed into the positioning insertion hole 11 by the pulling plate 12, the stable limit on the clamping rod 7 can be realized, the quick assembly and disassembly of the sensor body 2 can be realized, the sensor body is convenient for practical, can make accurate stable joint of sensor body 2 in semicircular bracket 3 and arc clamp plate 4, make and place firmly, MCU service host computer 17 through being equipped with, MCU service host computer 17 includes data accounting module 20, data accounting module 20 is including first control assembly 25 and second control assembly 26, first control assembly 25 is including humidity detection module 27, temperature detection module 28, pH value detection module 29 and oxygen content detection module 30, second control assembly 26 is including soil density detection module 31, soil fiber degree detection module 32, soil illumination detection module 33 and soil degree of depth detection module 34, can carry out the data analysis of integration through detecting different soil data in the in-service use, reach the most accurate data.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (7)

1. An automatic forestry soil humidity detection device comprises a mounting plate (1) and a sensor body (2), and is characterized in that a semicircular bracket (3) used for placing the sensor body (2) is arranged at the middle position of the mounting plate (1) in an inwards recessed mode, a plurality of arc-shaped pressing plates (4) located on one side of the sensor body (2) are hinged to the surface of the mounting plate (1), clamping plates (5) are fixedly connected to the outer wall of one end, away from the hinged position, of each arc-shaped pressing plate (4), clamping rods (7) are rotatably connected to the surface of the mounting plate (1) through rotating shafts (6), bayonets (8) correspondingly clamped with the clamping plates (5) are formed in the side walls of the clamping rods (7), L-shaped fixing plates (9) corresponding to one ends of the clamping rods (7) are fixedly connected to the surface of the mounting plate (1), jacks are formed in the surface of the L-shaped fixing plates (9), and positioning insertion rods (, the one end pole wall of kelly (7) is seted up and is corresponded location jack (11) of pegging graft with location inserted bar (10), the one end fixedly connected with arm-tie (12) of L shape fixed plate (9) are kept away from in location inserted bar (10), one side fixedly connected with in opposite directions of arm-tie (12) and L shape fixed plate (9) overlaps and establish location spring (13) outside location inserted bar (10).
2. The automatic forestry soil humidity detection device according to claim 1, wherein a plurality of limiting columns (14) are symmetrically and fixedly connected to the outer wall of the sensor body (2), and limiting grooves (15) which are correspondingly inserted with the limiting columns (14) are formed in the inner side walls of the semicircular bracket (3) and the arc-shaped pressing plate (4).
3. The automatic forestry soil humidity detection device according to claim 1, wherein two L-shaped support plates (16) are fixedly connected to the lower end of the mounting plate (1) symmetrically, a plurality of mounting screw holes are formed in the horizontal portion of the L-shaped support plates (16), mounting bolts are connected to the horizontal portion of the L-shaped support plates (16) in a threaded mode, a controller (35) is fixedly arranged on the mounting plate (1), a lifting device assembly (36) is arranged at the end, away from the controller (35), of the controller (35) of the lifting device assembly (36), a solar photovoltaic panel (37) is arranged at the end, away from the controller (35), of the lifting device assembly (36), a storage battery assembly (38) is further arranged inside the lifting device assembly (36), and the solar photovoltaic panel (37) is electrically connected with the storage.
4. The automatic forestry soil humidity detection device according to claim 1, wherein a layer of anti-skid and wear-resistant rubber pad is fixedly connected to the inner side wall of the arc-shaped pressing plate (4).
5. The automatic forestry soil humidity detection device according to claim 1, wherein the outer wall of the pull plate (12) is coated with an anti-skid wear-resistant rubber pad.
6. The automatic detection device for the soil humidity in forestry according to claim 3, wherein the controller (35) comprises an MCU service host (17) arranged inside, the MCU service host (17) is electrically connected with the storage battery assembly (38), the MCU service host (17) comprises a system reduction module (18), an operation selection module (19), a data accounting module (20) and a data flash memory module (21), the data accounting module (20) further comprises a detection data accounting module (22), a data exchange module (23) and a data recombination scheduling module (24), and the system reduction module (18), the operation selection module (19), the data accounting module (20) and the data flash memory module (21) form a completed closed loop.
7. The automatic forestry soil humidity detection device according to claim 6, wherein the data accounting module (20) comprises a first control assembly (25) and a second control assembly (26), the first control assembly (25) and the second control assembly (26) form a complete detection closed loop, the first control assembly (25) comprises a humidity detection module (27), a temperature detection module (28), a pH value detection module (29) and an oxygen content detection module (30), the humidity detection module (27), the temperature detection module (28), the pH value detection module (29) and the oxygen content detection module (30) form a unified and integral module, the second control assembly (26) comprises a soil density detection module (31), a soil fiber degree detection module (32), a soil illumination detection module (33) and a soil depth detection module (34), the soil density detection module (31), the soil fiber degree detection module (32), the soil illumination detection module (33) and the soil depth detection module 27 form a unified and integral module.
CN202010502985.3A 2020-06-05 2020-06-05 Forestry soil moisture automatic checkout device Withdrawn CN111596034A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010502985.3A CN111596034A (en) 2020-06-05 2020-06-05 Forestry soil moisture automatic checkout device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010502985.3A CN111596034A (en) 2020-06-05 2020-06-05 Forestry soil moisture automatic checkout device

Publications (1)

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CN111596034A true CN111596034A (en) 2020-08-28

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CN202010502985.3A Withdrawn CN111596034A (en) 2020-06-05 2020-06-05 Forestry soil moisture automatic checkout device

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116400054A (en) * 2023-06-09 2023-07-07 国家林业和草原局林草调查规划院 Forestry investigation field data acquisition equipment and acquisition method
CN117387702A (en) * 2023-12-13 2024-01-12 绵阳师范学院 Portable humiture soil detection device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116400054A (en) * 2023-06-09 2023-07-07 国家林业和草原局林草调查规划院 Forestry investigation field data acquisition equipment and acquisition method
CN116400054B (en) * 2023-06-09 2023-08-15 国家林业和草原局林草调查规划院 Forestry geological investigation field data acquisition equipment and acquisition method
CN117387702A (en) * 2023-12-13 2024-01-12 绵阳师范学院 Portable humiture soil detection device
CN117387702B (en) * 2023-12-13 2024-02-09 绵阳师范学院 Portable humiture soil detection device

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