CN207832159U - Novel high-spatial and temporal resolution frost penetration sensor - Google Patents
Novel high-spatial and temporal resolution frost penetration sensor Download PDFInfo
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- CN207832159U CN207832159U CN201721635110.0U CN201721635110U CN207832159U CN 207832159 U CN207832159 U CN 207832159U CN 201721635110 U CN201721635110 U CN 201721635110U CN 207832159 U CN207832159 U CN 207832159U
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Abstract
The utility model discloses a kind of novel high-spatial and temporal resolution frost penetration sensors, including：Packaging structure of temperature sensor, temperature collection circuit plate, heat conductive silica gel filler, temperature sensor circuit plate；The temperature sensor circuit plate quantity is multiple, and multiple temperature sensor circuit plates are end to end, and upper part is equipped with temperature collection circuit plate；Temperature collection circuit plate and multiple end to end temperature sensor circuit plates are packaged in inside it by the packaging structure of temperature sensor, and heat conductive silica gel filler is equipped between the packaging structure of temperature sensor and temperature collection circuit plate, temperature sensor circuit plate.The utility model anti-electromagnetic interference capability is strong, it is of low cost, it is simple in structure, it is easy for installation, the degree of automation and accuracy of observation of frozen soil observation are improved, and non-maintaining, to be very suitable under evil slightly environment automatic observation may be implemented, meet the requirement of frozen soil automatic measurement technology, can be applied to automation frozen soil observation field.
Description
Technical field
The utility model is related to frost penetration automatic Observation fields, in particular to a kind of novel high-spatial and temporal resolution
Frost penetration sensor is monobus thermometric network type frost penetration sensor.
Background technology
It is promulgated according to China Meteorological Administration《Surface weather observation specification》, frozen soil refers to the soil containing moisture because at a temperature of
Drop to zero degrees celsius or it is following when and in the state freezed, this phenomenon is known as frozen soil on meteorology.
Frost penetration observation is the surface weather observation project specified by meteorology responsible institution of State Council, is meteorological observatory of China
One of basic observation mission stood is continued to use always for many years up to mud woods method artificial observation frost penetration.
It is to be put into buried sky with the rubber leather hose with deep calibration of priming petock up to mud woods method measuring frozen depth
Guan Zhong, when observation, carry rubber tube to ground, judge that the depth of freezing of water in rubber tube obtains jelly with receiving and distributing to touch and visually observe
Native depth.This method is not in direct contact due to artificial observation, the ingredient of priming petock, the property of soil, rubber tube and soil
Situations such as, precision is very low, and can not be achieved automation observation in real time.
The method of automatic measurement frozen soil mainly has at present：Remote sensing method, ray method, capacitance method, electric-resistivity method etc..Wherein
Capacitance, electric-resistivity method are mainly by Dielectric Constant of NaCl Soil transformation of coefficient come measuring frozen depth, since this method is needed to soil
It carries out a large amount of calibration and just can guarantee that precision, previous work amount are very huge.And the pole plate on sensor easily corrode and by
The influence of rising-heat contracting-cold, so reliability is not high, it is cumbersome for installation.And ray method and infrared method cost are excessively high, are not easy to promote.
Utility model content
The purpose of this utility model is to provide a kind of novel high-spatial and temporal resolution frost penetration sensors, can be according to difference
Custom probe depth, automatic measurement frost penetration and ground temperature are needed, uploads frost penetration and Geothermal data, and this in real time
Kind sensor structure is simple, is easily installed, substantially non-maintaining, at low cost, can customize Observational depth, be very suitable for harsh environment
Under automatic observation use.
The technical solution of the utility model is：Novel high-spatial and temporal resolution frost penetration sensor, including：Temperature sensor
Encapsulating structure 1, temperature collection circuit plate 2, heat conductive silica gel filler 3, temperature sensor circuit plate 4；The temperature sensor electricity
Plate 4 quantity in road is multiple, and multiple temperature sensor circuit plates 4 are end to end, and upper part is equipped with temperature collection circuit plate 2；It is described
Temperature collection circuit plate 2 and multiple end to end temperature sensor circuit plates 4 are packaged in it by packaging structure of temperature sensor 1
Inside is equipped with thermal conductive silicon between the packaging structure of temperature sensor 1 and temperature collection circuit plate 2, temperature sensor circuit plate 4
Glue filler 3.
Preferably, the packaging structure of temperature sensor 1 is closed cylindrical shell, and radius is 2.5 centimetres, a height of
2.1 rice.
Preferably, the packaging structure of temperature sensor 1 is atactic copolymerized polypropene material, thermal coefficient 0.21w/
mk。
Preferably, 2 length of temperature collection circuit plate is 5 centimetres, and width is 2 centimetres.
Preferably, 4 length of temperature sensor circuit plate is 50 centimetres, and width is 1.3 centimetres.
Preferably, 4 quantity at least four of the temperature sensor circuit plate.
Preferably, it is laid with multiple temperature sensors at equal intervals on the temperature sensor circuit plate 4.
Preferably, the temperature sensor quantity on the temperature sensor circuit plate 4 is 50.
Preferably, the spacing between the temperature sensor is 1cm.
The utility model has following beneficial effect：
The utility model anti-electromagnetic interference capability is strong, of low cost, simple in structure, easy for installation, improves frozen soil observation
The degree of automation and accuracy of observation, and may be implemented non-maintaining, be very suitable for disliking the automatic observation slightly under environment, meet
The requirement of frozen soil automatic measurement technology can be applied to automation frozen soil observation field.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
In figure：1, packaging structure of temperature sensor；2, temperature collection circuit plate；3, heat conductive silica gel filler；4, temperature passes
Sensor circuit board.
Specific implementation mode
The utility model is described in detail with reference to the accompanying drawings and examples.
As shown in Figure 1, novel high-spatial and temporal resolution frost penetration sensor, including：Packaging structure of temperature sensor 1, temperature
Spend collecting circuit board 2, heat conductive silica gel filler 3, temperature sensor circuit plate 4；
4 quantity of temperature sensor circuit plate is 4, and 4 temperature sensor circuit plates 4 are end to end, and upper part is equipped with temperature
Spend collecting circuit board 2；Packaging structure of temperature sensor 1 is electric by the end to end temperature sensor of temperature collection circuit plate 2 and 4
Road plate 4 is packaged in inside it, between packaging structure of temperature sensor 1 and temperature collection circuit plate 2, temperature sensor circuit plate 4
Equipped with heat conductive silica gel filler 3, heat conductive silica gel filler 3, which is that waterproof is anticreep, is poured into leading in packaging structure of temperature sensor
Hot silica gel.
Packaging structure of temperature sensor 1 is closed cylindrical shell, and radius is 2.5 centimetres, a height of 2.1 meters.Temperature
Sensor-packaging structure 1 be atactic copolymerized polypropene material, chemical property stablize it is corrosion-resistant, heat-resisting, pressure-resistant, can bury for a long time
In underground.Its thermal coefficient is 0.21w/mk, only the 1/200 of steel, and soil temperature will not be caused due to the embedment of sensor
And change.
2 length of temperature collection circuit plate is 5 centimetres, and width is 2 centimetres.Temperature collection circuit plate 2 be sensor control with
Data acquisition, storage unit, which is provided with the electronic components such as microcontroller, interface circuit, pin-saving chip, communication module.
4 length of temperature sensor circuit plate is 50 centimetres, and width is 1.3 centimetres.With spacing on temperature sensor circuit plate 4
It is laid with 50 temperature sensors and data/address bus at equal intervals for 1cm.
Spatial resolution to increase frost penetration sensor can use 200 or more temperature sensor to soil
The vertical depth of earth carries out intensive temperature acquisition.
The sensor by the temperature collection circuit plate of respective depth come detect soil whether drop to zero degrees celsius with
Get off to detect frost penetration, can automatic measurement frost penetration, upload related data in real time, and the letter of this sensor structure
It is single, it is easily installed, service life is long, is very suitable for field unattended automatic detection use.
The packing material that the sensor uses is the lower material of thermal conductivity ratio, if high using thermal coefficient
Material (such as metal material), then each point temperature of measurement can be made to tend to equalize, influences to measure knot due to heat transfer process
Fruit.
Above-described embodiment is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement according to this, the scope of protection of the utility model can not be limited with this.
It is all according to equivalent change or modification made by the spirit of the present invention essence, should all cover the scope of protection of the utility model it
It is interior.
Claims (8)
1. novel high-spatial and temporal resolution frost penetration sensor, which is characterized in that including：Packaging structure of temperature sensor (1), temperature
Spend collecting circuit board (2), heat conductive silica gel filler (3), temperature sensor circuit plate (4)；The temperature sensor circuit plate (4)
Quantity is multiple, and multiple temperature sensor circuit plates (4) are end to end, and upper part is equipped with temperature collection circuit plate (2)；The temperature
Sensor-packaging structure (1) is spent to encapsulate temperature collection circuit plate (2) and multiple end to end temperature sensor circuit plates (4)
Portion in the inner, between the packaging structure of temperature sensor (1) and temperature collection circuit plate (2), temperature sensor circuit plate (4)
Equipped with heat conductive silica gel filler (3)；The packaging structure of temperature sensor (1) is closed cylindrical shell, radius 2.5
Centimetre, a height of 2.1 meters.
2. novel high-spatial and temporal resolution frost penetration sensor described in accordance with the claim 1, which is characterized in that the temperature passes
Sensor encapsulating structure (1) is atactic copolymerized polypropene material, thermal coefficient 0.21w/mk.
3. novel high-spatial and temporal resolution frost penetration sensor described in accordance with the claim 1, which is characterized in that the temperature is adopted
Collector plate (2) length is 5 centimetres, and width is 2 centimetres.
4. novel high-spatial and temporal resolution frost penetration sensor described in accordance with the claim 1, which is characterized in that the temperature passes
Sensor circuit board (4) length is 50 centimetres, and width is 1.3 centimetres.
5. novel high-spatial and temporal resolution frost penetration sensor described in accordance with the claim 1, which is characterized in that the temperature passes
Sensor circuit board (4) quantity at least four.
6. novel high-spatial and temporal resolution frost penetration sensor described in accordance with the claim 1, which is characterized in that the temperature passes
Sensor circuit board is laid with multiple temperature sensors at equal intervals on (4).
7. novel high-spatial and temporal resolution frost penetration sensor according to claim 6, which is characterized in that the temperature passes
Temperature sensor quantity on sensor circuit board (4) is 50.
8. novel high-spatial and temporal resolution frost penetration sensor according to claim 7, which is characterized in that the temperature passes
Spacing between sensor is 1cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721635110.0U CN207832159U (en) | 2017-11-30 | 2017-11-30 | Novel high-spatial and temporal resolution frost penetration sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721635110.0U CN207832159U (en) | 2017-11-30 | 2017-11-30 | Novel high-spatial and temporal resolution frost penetration sensor |
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| Publication Number | Publication Date |
|---|---|
| CN207832159U true CN207832159U (en) | 2018-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721635110.0U Active CN207832159U (en) | 2017-11-30 | 2017-11-30 | Novel high-spatial and temporal resolution frost penetration sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274928A (en) * | 2019-07-03 | 2019-09-24 | 重庆大学 | The simulation experiment method of coal and rock HEAT TRANSFER LAW under deep mining Geothermal Conditions |
-
2017
- 2017-11-30 CN CN201721635110.0U patent/CN207832159U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274928A (en) * | 2019-07-03 | 2019-09-24 | 重庆大学 | The simulation experiment method of coal and rock HEAT TRANSFER LAW under deep mining Geothermal Conditions |
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