CN213275416U - Water heat dynamic change detector for soil freezing and thawing process - Google Patents
Water heat dynamic change detector for soil freezing and thawing process Download PDFInfo
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- CN213275416U CN213275416U CN202021532846.7U CN202021532846U CN213275416U CN 213275416 U CN213275416 U CN 213275416U CN 202021532846 U CN202021532846 U CN 202021532846U CN 213275416 U CN213275416 U CN 213275416U
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Abstract
A detector for hydrothermal dynamic change in a soil freezing and thawing process comprises a power supply module, a control module, a display module, a soil freezing and thawing box and a soil detection module; the power supply module is respectively connected with the control module and the display module, the control module is electrically connected with the soil detection module, and the output end of the soil detection module is connected with the input end of the display module; the soil detection module is arranged on the soil freezing and thawing box; the box body of the soil freezing and thawing box is a metal plate, and a woven net is fixed at the bottom of the box body; soil is placed in the box body and is wrapped by the woven mesh. The utility model discloses a manual change precipitation condition, survey soil freeze thawing in-process inside humiture, moisture infiltration and surface runoff and the dynamic change of interflow process to the change of the soil hydrothermal conditions of perennial frozen soil district carries out accurate prediction under the climatic change condition.
Description
Technical Field
The utility model relates to a soil survey field especially relates to a soil freeze thawing process hydrothermal dynamic change detector.
Background
The soil freezing and thawing effect directly influences the physical and chemical properties of soil, further changes the hydraulic and thermodynamic characteristics of the soil, changes the hydrothermal balance in the soil, and influences the water circulation process and the heat transfer process in a frozen soil area. But is influenced by the factors that the soil hydrothermal migration has obvious coupling and complexity in the soil freezing and thawing process, the limitation of a real-time freeze-thaw soil monitoring means and the like, and the research on the dynamic change rule of the hydrothermal migration in the soil freezing and thawing process needs to be further deepened; the existing monitoring of the soil temperature and humidity in a permafrost region is mainly obtained by means of a field embedded probe, and the dynamic change of the soil temperature and humidity under a variable meteorological condition cannot be monitored.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a soil freeze thawing process hydrothermal dynamic change detector to solve the aforementioned problem that exists among the prior art.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
a detector for hydrothermal dynamic change in a soil freezing and thawing process comprises a power supply module, a control module, a display module, a soil freezing and thawing box and a soil detection module; the power supply module is respectively connected with the control module and the display module, the control module is electrically connected with the soil detection module, and the output end of the soil detection module is connected with the input end of the display module; the soil detection module is arranged on the soil freezing and thawing box; the box body of the soil freezing and thawing box is a metal plate, and a woven net is fixed at the bottom of the box body; soil is placed in the box body and is wrapped by the woven mesh.
Preferably, the soil detection module comprises a soil moisture probe and a soil temperature probe; and the soil moisture probe and the soil temperature probe are respectively arranged on two sides of the middle part of the soil freezing and thawing box.
Preferably, a water outlet is arranged on one side of the soil freezing and thawing box, and the soil moisture probe and the soil temperature probe are respectively arranged on the metal plates on two adjacent sides of the water outlet.
Preferably, the soil detection module is installed at the middle position of the metal plate and at a position close to the water outlet.
The utility model has the advantages that: the utility model discloses a detector for the hydrothermal dynamic change in the freezing and thawing process of soil, which utilizes a soil temperature probe to detect the temperature and the humidity of the soil at a corresponding position in real time and utilizes a soil moisture probe to detect the change of the position of an infiltration front at a corresponding position in real time; the utility model discloses a manual change precipitation condition, survey soil freeze thawing in-process inside humiture, moisture infiltration and surface runoff and the dynamic change of interflow process to the change of the soil hydrothermal conditions of perennial frozen soil district carries out accurate prediction under the climatic change condition.
Drawings
FIG. 1 is a perspective view of a soil freezing and thawing box structure;
FIG. 2 is a top plan view of a soil freezing and thawing box structure;
in the figure, 1-box, 2-soil moisture probe, 3-soil temperature probe, 4-mesh grid, 5-water outlet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only.
A detector for hydrothermal dynamic change in a soil freezing and thawing process comprises a power supply module, a control module, a display module, a soil freezing and thawing box and a soil detection module; the periphery of the soil freezing and thawing box is provided with metal plates, and the bottom of the soil freezing and thawing box is wrapped with a fixed woven net 4; the soil detection module is arranged on a metal plate of the soil freezing and thawing box; the power supply module is respectively connected with the display module and the soil detection module of the control module and provides a working power supply for the hydrothermal dynamic change detector; the control module is electrically connected with the soil detection module and controls the detection work of the soil detection module through an electric signal; the output end of the soil detection module is connected with the input end of the display module, and the data obtained by the soil detection module is displayed through the display module.
The soil detection module comprises a soil temperature probe 3 and a soil moisture probe 2; the soil freezing and thawing box comprises a box body 1, a woven net 4 and a water outlet 5, wherein one side of the box body 1 is provided with a vertical row of the water outlet 5; the mounting structure of the soil detection module and the soil freezing and thawing box is shown in figure 1: the water outlet 5 is arranged on one side of the box body 1, the soil temperature probe 3 and the soil moisture probe 2 are respectively arranged in the box body 1 and metal plates on two sides adjacent to one side of the water outlet 5, and a vertical row is formed and respectively arranged in the middle of the metal plates and close to the water outlet 5.
The working principle of the hydrothermal dynamic change detector in the soil freeze-thawing process is as follows: the soil temperature probe 3 arranged in the middle of the box body 1 detects the temperature and the humidity of soil at a corresponding position in real time, and the soil moisture probe 2 detects the change of the position of an infiltration front at the corresponding position in real time; the soil temperature probe 3 and the soil moisture probe 2 which are arranged on one side of the water outlet 5 detect the change of the soil temperature and humidity in the runoff process in real time; and the data obtained by the detection of the soil temperature probe 3 and the soil moisture probe 2 are transmitted to the display module for display and storage.
Examples
When the hydrothermal dynamic change detector works in the soil freezing and thawing process, soil columns are obtained in the field and are placed into the soil freezing and thawing box, the bottoms of the soil columns are wrapped by the rough woven net 4 at the bottom of the device, water is allowed to be freely discharged from the bottoms of the soil columns, and large soil blocks are prevented from falling off the soil columns. When the earth pillar is subjected to freeze thawing circulation along with the change of air temperature, probes on two sides of the device are used for recording the change of the temperature and the humidity of the soil. And the artificial sprayer is used for spraying water on the surface of the soil column to simulate precipitation or snow melting, the soil column can be inclined at a certain angle to collect runoff at the water outlet 5, and the position change of the infiltration front can be estimated by using the data of the soil temperature and humidity probe.
Through adopting the utility model discloses an above-mentioned technical scheme has obtained following profitable effect:
the utility model discloses a detector for the hydrothermal dynamic change in the freezing and thawing process of soil, which utilizes a soil temperature probe to detect the temperature and the humidity of the soil at a corresponding position in real time and utilizes a soil moisture probe to detect the change of the position of an infiltration front at a corresponding position in real time; the utility model discloses a manual change precipitation condition, survey soil freeze thawing in-process inside humiture, moisture infiltration and surface runoff and the dynamic change of interflow process to the change of the soil hydrothermal conditions of perennial frozen soil district carries out accurate prediction under the climatic change condition.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be viewed as the protection scope of the present invention.
Claims (4)
1. A detector for hydrothermal dynamic change in a soil freezing and thawing process is characterized by comprising a power supply module, a control module, a display module, a soil freezing and thawing box and a soil detection module; the power supply module is respectively connected with the control module and the display module, the control module is electrically connected with the soil detection module, and the output end of the soil detection module is connected with the input end of the display module; the soil detection module is arranged on the soil freezing and thawing box; the box body of the soil freezing and thawing box is a metal plate, and a woven net is fixed at the bottom of the box body; soil is placed in the box body and is wrapped by the woven mesh.
2. The soil freeze-thaw process hydrothermal dynamics detector according to claim 1, wherein the soil detection module comprises a soil moisture probe and a soil temperature probe; and the soil moisture probe and the soil temperature probe are respectively arranged on two sides of the middle part of the soil freezing and thawing box.
3. The detector for detecting hydrothermal dynamic change in a soil freezing and thawing process as claimed in claim 2, wherein a water outlet is installed at one side of the soil freezing and thawing box, and the soil moisture probe and the soil temperature probe are respectively installed on two metal plates adjacent to the water outlet.
4. The soil freeze-thaw process hydrothermal dynamics detector according to claim 3, wherein the soil detection module is installed at a middle position of the metal plate and a position near the water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021532846.7U CN213275416U (en) | 2020-07-29 | 2020-07-29 | Water heat dynamic change detector for soil freezing and thawing process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021532846.7U CN213275416U (en) | 2020-07-29 | 2020-07-29 | Water heat dynamic change detector for soil freezing and thawing process |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113588920A (en) * | 2021-07-22 | 2021-11-02 | 北京安赛博技术有限公司 | Method, system, equipment and medium for identifying and monitoring soil freezing and thawing process |
| CN114778411A (en) * | 2022-05-06 | 2022-07-22 | 宁夏大学 | Indoor soil body permeation test device |
-
2020
- 2020-07-29 CN CN202021532846.7U patent/CN213275416U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113588920A (en) * | 2021-07-22 | 2021-11-02 | 北京安赛博技术有限公司 | Method, system, equipment and medium for identifying and monitoring soil freezing and thawing process |
| CN114778411A (en) * | 2022-05-06 | 2022-07-22 | 宁夏大学 | Indoor soil body permeation test device |
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