CN209148174U - A kind of Soil temperature profile instrument - Google Patents

A kind of Soil temperature profile instrument Download PDF

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Publication number
CN209148174U
CN209148174U CN201821449676.9U CN201821449676U CN209148174U CN 209148174 U CN209148174 U CN 209148174U CN 201821449676 U CN201821449676 U CN 201821449676U CN 209148174 U CN209148174 U CN 209148174U
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China
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stainless steel
handle
temperature sensor
soil
probe
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CN201821449676.9U
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Chinese (zh)
Inventor
何海龙
刘扬
吕家珑
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Northwest A&F University
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Northwest A&F University
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Abstract

The utility model discloses a kind of Soil temperature profile instrument, it is made of probe and auxiliary bore hole device, the probe is made of data acquisition reservoir, handle, leader cable, integrated circuit board, temperature sensor lead, stainless steel tube, tip, temperature sensor and heat-conduction epoxy resin, and the auxiliary bore hole device is made of stainless steel bar, stainless steel handle, circular bubble level and disk.The utility model solves the problems, such as that conventional method needs to install multiple temperature sensors and could measure soil profile temperature change feature, the observation work of the multi-level soil moisture is realized using same probe, have many advantages, such as that the automatic monitoring in original position, precision are high, easy to install, it is easy to use, at low cost.

Description

A kind of Soil temperature profile instrument
Technical field
The utility model relates to a kind of soil surveying instrument, in particular to a kind of Soil temperature profile instrument.
Background technique
The soil moisture (ground temperature) is to influence seed to sprout, plant and crop growthing development, each in root system activity and soil The key factor of kind Biochemical processes.Due to soil-forming process and the influence of biology, there are the heterogeneities of height for soil profile (such as: the bulk density of different depth soil on section, quality, water content and content of organic matter difference).Currently, measurement soil profile temperature The method of degree profile is to excavate heatable adobe sleeping platform, is inserted into multiple temperature sensors, time-consuming and laborious.Exploitation one can be used in situ connect It is continuous that automatically determine the instrument of different depth Soil temperature profile be problem to be solved.
Summary of the invention
For above-mentioned problems of the prior art and deficiency, the purpose of this utility model is to provide a kind of soil temperature Spend profiler.The profiler can be used for measuring the temperature change feature of soil profile different depth, and structure is simple, user Just.
To achieve the above object, the utility model takes following technical scheme: a kind of Soil temperature profile instrument, by probe and Auxiliary bore hole device composition, the probe acquire reservoir, handle, leader cable, integrated circuit board, temperature sensor by data Conducting wire, stainless steel tube, tip, temperature sensor and heat-conduction epoxy resin composition, described leader cable one end and data acquire Reservoir connection, the other end are connect with the integrated circuit board for being installed therein the heart from passing through from handle base;The integrated electricity Temperature sensor lead is connected on the plate of road;The temperature sensor lead extends into the bottom of stainless steel tube, thereon from upper Several temperature sensors are sequentially installed under;Described stainless steel tube one end is protruded into handle by pouring into polyvinyl chloride PVC or the solidified inside for being insulated epoxide resin material and handle, the other end are connect with rounded prongs;The temperature sensor and Heat-conduction epoxy resin is filled between hole gap between stainless steel tube.
The auxiliary bore hole device by stainless steel bar, stainless steel handle, circular bubble is horizontal and disk forms, it is described not One end of rust rod iron is connect with stainless steel handle, another rounded tip in free end;The disk covers on stainless steel bar And fixed close at stainless steel handle, the circular bubble is horizontally arranged at the center of stainless steel handle.
The specification of the handle is long 3 cm × wide 2 cm × high 5 cm.
The temperature sensor is any one of NTC thermistor or E type, K-type, T-type thermocouple.
The Soil temperature profile instrument of the utility model includes the stainless-steel pipe of a 50cm long, and inside is equipped with spiral shape 7 temperature sensors of resistive heater and different interval distance, can measure earth's surface or less 2cm, 5cm, 10cm, 15cm, The temperature dynamic change of the depths 25cm, 35cm and 50cm.
The utility model solve conventional method need to install multiple temperature sensors could measure soil profile temperature change The problem of changing feature, the observation work of the multi-level soil moisture is realized using same probe, has monitoring, precision automatically in situ It is high, easy to install, it is easy to use, at low cost the advantages that.And structure is simple, and it is easy to use.It can become for predictions and simulations weather The earth such as Land surface energy budget and Research of Environmental Sciences under the conditions of change instruct agriculture and forestry production activity, agrology, ground and geology The offer significant data of environmental project construction.
Detailed description of the invention
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing.
Fig. 1 is a kind of sectional view of the probe of Soil temperature profile instrument of the utility model;
Fig. 2 is a kind of structure chart of the auxiliary bore hole device of the Soil temperature profile instrument of the utility model one;
In figure: 1 data acquire reservoir, and 2 handles, 3 leader cables, 4 integrated circuit boards, 5 temperature sensor leads, 6 are not Become rusty steel steel pipe, 7 tips, 8 temperature sensors, 9 heat-conduction epoxy resins, 10 stainless steel bars, 11 stainless steel handles, 12 circular bubble water Level, 13 disks.
Specific embodiment
Fig. 1 gives a kind of sectional view of the probe of Soil temperature profile instrument of the utility model, acquires reservoir by data 1, it handle 2, leader cable 3, integrated circuit board 4, temperature sensor lead 5, stainless steel tube 6, tip 7, temperature sensor 8 and leads Hot epoxy resin 9 forms, and one end of the leader cable 3 acquires reservoir with data and connect, and the other end is from from 2 bottom of handle It is connect across with the integrated circuit board 4 for being installed therein the heart;Temperature sensor lead 5 is connected on the integrated circuit board 4; The temperature sensor lead 5 extends into the bottom of stainless steel tube 6, is sequentially installed with several temperature biography from top to bottom thereon Sensor 8;Described 6 one end of stainless steel tube protrude into handle 2 by pour into polyvinylchloride or insulation epoxide resin material with The solidified inside of handle 2, the other end are connect with rounded prongs 7;Hole between the temperature sensor 8 and stainless steel tube 6 Heat-conduction epoxy resin 9 is filled between gap.
Fig. 2 is a kind of structure chart of the auxiliary bore hole device of Soil temperature profile instrument of the utility model, and auxiliary bore hole device is not by Become rusty rod iron 10, stainless steel handle 11, circular bubble level 12 and disk 13 forms, one end of the stainless steel bar 10 with it is stainless Steel handle 11 connects, another rounded tip in free end;Described 13 sets of disk are on stainless steel bar 10 and close to stainless It is fixed at steel handle 11, the circular bubble level 12 is mounted on the center of stainless steel handle 11.
The specification of the handle 2 is long 3 cm × wide 2 cm × high 5 cm.
The temperature sensor 8 is any one of NTC thermistor or E type, K-type, T-type thermocouple.
Further, the outer diameter of the stainless steel tube 6 is 2.5 mm, long 50 cm, is sharpened place at the top of stainless steel tube Reason 7, facilitates insertion into soil.It can also be designed as different diameter and length as needed, general diameter is 2.5-5 mm, length 50-200 cm。
Further, the temperature sensor 8 is respectively 2 cm, 5 cm, 10 at a distance from the handle base Cm, 15 cm, 25 cm, 30 cm, 50 cm.It can also be designed as different quantity and spacing as needed.
It further, is a round disk 13, disk at the 11 lower section about 10cm of stainless steel handle of the auxiliary bore hole device 13 diameters are 5cm, 3 mm of thickness, the smooth level of upper and lower surface.
A kind of use step of Soil temperature profile instrument of the utility model:
Illustrate the use of the instrument by taking the soil moisture profile survey probe assay soil profile temperature of 50 cm as an example below Step:
The first step selects instrument infield, cleans out the smooth earth's surface of a fritter (never trampling experiment place).
Second step, auxiliary bore hole device is vertically slowly inserted into soil until stainless steel plate is in close contact earth's surface is Only, the bubble of prototype air-bubble level should be kept to be always positioned at center during being inserted into auxiliary bore hole device.Edge later Vertical direction is slowly withdrawn auxiliary bore hole device, can help to take out auxiliary bore hole device by slightly rotating auxiliary bore hole device handle, Shaking auxiliary bore hole device should be avoided during taking-up leads to the varying aperture to drill, topsoil structural damage and drilling Situations such as blocking.
Third step restores the original covering of earth's surface (such as grass, leaf along drilling insertion soil moisture profile survey probe Deng).Reservoir 1 and power-supply device are acquired by data, exports temperature data.
4th step, experiment finish, and take out soil moisture profile survey probe.It according to actual needs can also be by the soil moisture Profile survey probe stays in the soil for long-term observation.
It is worth noting that above-described embodiment is merely to illustrate the utility model, the length of middle probe, temperature sensor Type, quantity and spacing, the connection type of each component, the structural material of auxiliary bore hole device etc. may be changed, All equivalents and improvement carried out on the basis of technical solutions of the utility model, should not exclude in the utility model Except protection scope.

Claims (3)

1. a kind of Soil temperature profile instrument, is made of probe and auxiliary bore hole device, which is characterized in that the probe is adopted by data Collect reservoir (1), handle (2), leader cable (3), integrated circuit board (4), temperature sensor lead (5), stainless steel tube (6), Tip (7), temperature sensor (8) and heat-conduction epoxy resin (9) composition, the leader cable (3) one end and data acquisition are stored up Storage (1) connection, the other end are passed through from handle (2) bottom and are connect with the integrated circuit board (4) for being installed therein the heart;The collection At being connected with temperature sensor lead (5) on circuit board (4);The temperature sensor lead (5) extends into stainless steel tube (6) Bottom, be sequentially installed with several temperature sensors (8) from top to bottom thereon;Hand is protruded into described stainless steel tube (6) one end By pouring into polyvinylchloride or being insulated the solidified inside of epoxide resin material and handle (2), the other end and circle in handle (2) Shape tip (7) connection;Thermally conductive asphalt mixtures modified by epoxy resin is filled between hole gap between the temperature sensor (8) and stainless steel tube (6) Rouge (9);The auxiliary bore hole device is by stainless steel bar (10), stainless steel handle (11), circular bubble horizontal (12) and disk (13) it forms, one end of the stainless steel bar (10) is connect with stainless steel handle (11), another rounded tip in free end; The disk (13) is covered on stainless steel bar (10) and is fixed close at stainless steel handle (11), the circular bubble water Flat (12) are mounted on the center of stainless steel handle (11).
2. a kind of Soil temperature profile instrument according to claim 1, which is characterized in that the specification of the handle (2) is Long 3 cm × wide 2 cm × high 5 cm.
3. a kind of Soil temperature profile instrument according to claim 1, which is characterized in that the temperature sensor (8) is Any one of NTC thermistor or E type, K-type, T-type thermocouple.
CN201821449676.9U 2018-09-05 2018-09-05 A kind of Soil temperature profile instrument Active CN209148174U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821449676.9U CN209148174U (en) 2018-09-05 2018-09-05 A kind of Soil temperature profile instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821449676.9U CN209148174U (en) 2018-09-05 2018-09-05 A kind of Soil temperature profile instrument

Publications (1)

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CN209148174U true CN209148174U (en) 2019-07-23

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110907238A (en) * 2019-12-10 2020-03-24 杭州电子科技大学 Layered collection method and device for soil gas
CN111323084A (en) * 2020-04-03 2020-06-23 哈尔滨师范大学 Portable frozen soil movable layer thickness and temperature detection device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110907238A (en) * 2019-12-10 2020-03-24 杭州电子科技大学 Layered collection method and device for soil gas
CN111323084A (en) * 2020-04-03 2020-06-23 哈尔滨师范大学 Portable frozen soil movable layer thickness and temperature detection device
CN111323084B (en) * 2020-04-03 2021-10-08 哈尔滨师范大学 Portable frozen soil movable layer thickness and temperature detection device

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