CN206862525U - A kind of paddy field ground temperature monitoring probe - Google Patents
A kind of paddy field ground temperature monitoring probe Download PDFInfo
- Publication number
- CN206862525U CN206862525U CN201720685188.7U CN201720685188U CN206862525U CN 206862525 U CN206862525 U CN 206862525U CN 201720685188 U CN201720685188 U CN 201720685188U CN 206862525 U CN206862525 U CN 206862525U
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- China
- Prior art keywords
- temperature
- integrated shell
- sensitive head
- leading portion
- integrated
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Abstract
The utility model discloses a kind of monitoring of paddy field ground temperature to pop one's head in, and belongs to temperature sensor field, including integrated shell and temperature-sensitive head；The temperature-sensitive head is placed in the inside of integrated shell leading portion, and its surrounding is filled with transformer insulation oil；The stage casing of the integrated shell and back segment are filled with silica gel, and the end of the back segment of integrated shell is firmly connected with aviation connector；The temperature-sensitive head cable of the temperature-sensitive head is connected with the connector of aviation connector.The end of the leading portion of the integrated shell is circular conical surface, and the wall thickness of the leading portion of integrated shell is 0.8mm.The utility model has the characteristics such as waterproof, protection against the tide, anticorrosion, dependable performance, stability height；Integrated casing leading portion tube wall is relatively thin, and inside is full of transformer insulation oil, and temperature-sensitive head is placed wherein, and quick conduction to the sensing unit of temperature-sensitive head, can be realized quick response by outside temperature；The connection of whole external member uses aviation connector, and insulated enclosure, it is ensured that the reliability and stability of electrical connection.
Description
Technical field
It the utility model is related to a kind of temperature sensor, and in particular to monitor and pop one's head in a kind of paddy field ground temperature.
Background technology
For a long time, as development in science and technology, polytype temperature sensor are applied to each field.Such as thermocouple, platinum electricity
Resistance, thermistor, infrared temperature sensor, IC temperature sensors, PN junction temperature sensor etc..But really it is directly used in height
The soil layer of water content, in addition it is few for the sensor of automatic temperature monitoring in water.Rice needs to plant growth in paddy field,
One of an important factor for ground temperature in paddy field is influence plant growth.
Currently, RTD is frequently used to be monitored farmland surface and underground different soil temperature.As its name suggests, platinum
Resistance is a kind of resistive element, is the physics that the resistance value based on noble metal platinum material changes with the change of own temperature
What characteristic made.Obviously, it is relatively multiple using this passive device measurement temperature, the conversion subsequently needed, calibration and amplifying circuit
It is miscellaneous.To meet temperature monitoring in wetland or water, it is necessary to select to have the high ground temperature probe of waterproof, protection against the tide, anticorrosion, stability.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of paddy field ground temperature monitoring probe, for wetland or rice field
Ground temperature is reliablely and stablely monitored.
In order to solve the above technical problems, technical scheme is used by the utility model：
A kind of paddy field ground temperature monitoring probe, including integrated shell and temperature-sensitive head；The temperature-sensitive head is placed in integrated shell
The inside of leading portion, its surrounding are filled with transformer insulation oil；The stage casing of the integrated shell and back segment are filled with silica gel, one
The end for changing the back segment of housing is firmly connected with aviation connector；The temperature-sensitive head cable of the temperature-sensitive head and the company of aviation connector
Joint connects.
According to such scheme, the end of the leading portion of the integrated shell is circular conical surface.
Further, the wall thickness of the leading portion of the integrated shell is 0.8mm.
According to such scheme, the outer surface in the stage casing of the integrated shell is provided with screw thread.
According to such scheme, the outer surface of the back segment of the integrated shell is six face shapes.
Compared with prior art, the beneficial effects of the utility model are：With the characteristics such as waterproof, protection against the tide, anticorrosion, performance
Reliably, stability is high；The temperature monitoring in the intelligent production Precision management field such as wisdom agricultural, aquaculture is can be widely applied to,
Real-time monitoring especially suitable for the high aqueous soil temperature such as rice field, fish pond, wetland；Shell leading portion tube wall is relatively thin, and inside is full of
Transformer insulation oil, temperature-sensitive head are placed wherein, and outside temperature is conducted quick to the sensitive part of temperature-sensitive head, can be realized fast
Speed response；The connection of whole external member uses aviation connector, and insulated enclosure, it is ensured that the reliability and stability of electrical connection.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is Fig. 1 left view schematic diagram.
Embodiment
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings, the lexical or textual analysis of each label in figure
For：1- temperature-sensitive heads, 2- integrated casings, 3- temperature-sensitive head cables, 4- connectors, 5- aviation connectors, 6- external terminals, 7- silicon
Glue, 8- transformer insulation oils, 9- screw threads.
The utility model is to enter the measurement of trip temperature by the use of the active temperature sensing device AD590K of IC types as temperature-sensitive head 1, is felt
Temperature first 1 forms a set of paddy field ground temperature monitoring with integrated shell 2 after secondary encapsulation and popped one's head in, the follow-up conversion of monitoring probe
Integrated with calibration circuit height.
The integrated casing 2 is the integrated hollow shell made of high density stainless steel material 6Cr18Ni9Ti.Its
Leading portion is hollow cylinder, and wall thickness only 0.8mm, beneficial to the quick conduction of temperature, the top of leading portion is circular conical surface, facilitates insertion into mud
Soil；The Surface Machining in its stage casing has screw thread 9, six face shapes is processed on the outside of its back segment, in order to install.Integrated casing 2 was both
Can rapidly real-time transition temperature, there is the characteristics such as waterproof, protection against the tide, anticorrosion again, especially suitable for wetland, the soil temperature in paddy field
Degree monitoring, its is stable and reliable for performance, service life length.
The temperature-sensitive head 1 is the active temperature sensing device AD590K of IC types, and after the temperature sensing device is corrected, its accuracy of detection is high
In 0.2 DEG C.The temperature-sensitive head 1 is placed in the inside of the leading portion of integrated casing 2, good by temperature conductivity and insulating properties around it
Transformer insulation oil 8 is filled.Three cables of temperature-sensitive head cable 3 pass through from the middle part of integrated casing 2, and with aviation connector
5 connector 4 firmly connects, filled with the silica gel 7 that insulating properties is good around temperature-sensitive head cable 3.Aviation connector 5 except with
Insulating cement sealing is outer, and tight insulator seal must be also used between its external terminal 6 and the connecting cable of external data collector
Measure is closed, to meet waterproof, moistureproof requirement.
The monitoring probe process assemble when, should integrated casing 2 fore-end down, in the case of opening up
Temperature-sensitive head 1 is placed, then irrigates transformer insulation oil 8, it is ensured that transformer insulation oil 8 is completely filled with the front end of integrated casing 2
The internal surrounding of temperature-sensitive head 1.Then, the whole space above transformer insulation oil 8, filled and sealed with silica gel 7.
Monitoring probe is embedded in the earth's surface for needing to be monitored in real time to temperature or underground, is closely connect with tested water and soil
Touch.The external terminal 6 for monitoring the aviation connector 5 of probe is connected by cable with data acquisition unit progress sealing, is temperature-sensitive
First 1 provides working power, and output current signal.Dut temperature is quickly delivered to temperature-sensitive head 1, and corresponding current signal passes through
Temperature-sensitive head cable 3 is sent to data acquisition unit.The ratio of current signal and temperature is 1 μ A/ DEG C.Data acquisition unit is by current signal
Be filtered, I-V conversion, amplification, correction, be finally converted to data signal, be conveyed to data terminal or be directly displayed at screen
On.
Its relevant parameter is：
Power supply:9 (1 ± 10%) DV；
Work relative humidity：0~100%RH；
Temperature monitoring scope：- 20~120 DEG C.
The utility model utilizes the integrated stainless steel casing of particular design, and temperature sensing device AD590K active to IC types is carried out
Closed, insulating properties encapsulation, to meet the high-acruracy survey of temperature in muddy water under high humidity environment.IC type AD590 series temperature sensing devices
Superior performance, it is generally used only for the temperature survey of low moisture environments.This patent uses special package, can be applied to high humidity ring
Border, or even the temperature of water is monitored, greatly expand the application of such temperature sensing device.The utility model can answer extensively
For wisdom agricultural, the temperature monitoring in the intelligent production Precision management field of aquaculture, especially suitable for rice field, fish pond, wetland
The real-time monitoring of contour aqueous soil temperature.
Claims (5)
- A kind of 1. paddy field ground temperature monitoring probe, it is characterised in that：Including integrated shell (2) and temperature-sensitive head (1)；The temperature-sensitive head (1) inside of integrated shell (2) leading portion is placed in, its surrounding is filled with transformer insulation oil (8)；The integrated shell (2) Stage casing and back segment be filled with silica gel (7), the end of the back segment of integrated shell (2) is firmly connected with aviation connector (5)；Institute The temperature-sensitive head cable (3) of temperature-sensitive head (1) is stated to be connected with the connector (4) of aviation connector (5).
- A kind of 2. paddy field ground temperature monitoring probe according to claim 1, it is characterised in that：The integrated shell (2) The end of leading portion is circular conical surface.
- A kind of 3. paddy field ground temperature monitoring probe according to claim 2, it is characterised in that：The integrated shell (2) The wall thickness of leading portion is 0.8mm.
- A kind of 4. paddy field ground temperature monitoring probe according to claim 1, it is characterised in that：The integrated shell (2) The outer surface in stage casing is provided with screw thread (9).
- A kind of 5. paddy field ground temperature monitoring probe according to claim 1, it is characterised in that：The integrated shell (2) The outer surface of back segment is six face shapes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720685188.7U CN206862525U (en) | 2017-06-12 | 2017-06-12 | A kind of paddy field ground temperature monitoring probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720685188.7U CN206862525U (en) | 2017-06-12 | 2017-06-12 | A kind of paddy field ground temperature monitoring probe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206862525U true CN206862525U (en) | 2018-01-09 |
Family
ID=60832063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720685188.7U Expired - Fee Related CN206862525U (en) | 2017-06-12 | 2017-06-12 | A kind of paddy field ground temperature monitoring probe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206862525U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113951824A (en) * | 2021-10-22 | 2022-01-21 | 北京易迈医疗科技有限公司 | Data acquisition device of joint replacement prosthesis |
-
2017
- 2017-06-12 CN CN201720685188.7U patent/CN206862525U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113951824A (en) * | 2021-10-22 | 2022-01-21 | 北京易迈医疗科技有限公司 | Data acquisition device of joint replacement prosthesis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180109 Termination date: 20190612 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |