CN202994653U - Device for measuring nutritional ingredient and humidity of soil - Google Patents
Device for measuring nutritional ingredient and humidity of soil Download PDFInfo
- Publication number
- CN202994653U CN202994653U CN 201220724965 CN201220724965U CN202994653U CN 202994653 U CN202994653 U CN 202994653U CN 201220724965 CN201220724965 CN 201220724965 CN 201220724965 U CN201220724965 U CN 201220724965U CN 202994653 U CN202994653 U CN 202994653U
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- CN
- China
- Prior art keywords
- humidity sensor
- display
- soil
- humidity
- cell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
Abstract
The utility model relates to a device for measuring nutritional ingredient and humidity of soil. A light filter rack is arranged on a photoelectric colorimeter; a light filter is arranged in the middle of the light filter rack; a light source is arranged at one end of the light filter rack correspondingly to the light filter; a colorimetric groove for placing a cuvette is arranged at the other end; a photocell is arranged at the outer end face of the colorimetric groove; the photocell is connected to a display 1 through a signal amplifying circuit; a box body with a lid is fixedly arranged at one side of the colorimetric groove; a humidity sensor, a display 2 and a single chip are contained inside the box body; the humidity sensor is sequentially connected with the single chip and the display 2; and the humidity sensor is connected with the light source through a lead and a voltage stabilizer. Reliable voltage is provided for the measurement work. The device can conveniently measure the nutritional ingredient and humidity of the soil, and has good practicability.
Description
Technical field
The utility model relates to a kind of soil nutrient composition and hygroscopy device.
Background technology
Soil is carried out being determined in agricultural production of nutrient and humidity to have great importance, photolometer is the important instrument that soil nutrient is measured, and humidity sensor is the important instrument of measuring soil moisture, but soil nutrient measuring instrument and humidometer commonly used separates at present, when the people goes out to test, be inconvenient to carry, for people's use has brought inconvenience.
The utility model content
In order to address the above problem, the utility model proposes a kind of soil nutrient composition and hygroscopy device, it can conveniently be measured soil nutrient and humidity, has good practicality.
The technical scheme that its technical matters that solves the utility model adopts is: this soil nutrient composition and hygroscopy device comprise photolometer and humidity sensor; Described photoelectric colorimetry is in respect of a filter holder, and the centre of described filter holder is equipped with optical filter; The corresponding optical filter of one end of described filter holder is provided with light source, and the other end is provided with the cell of placing cuvette; The outer face of described cell is equipped with photoelectric cell, and described photoelectric cell is connected to display one by a signal amplification circuit; One side of described cell is installed with one with the box body of lid, is loaded with humidity sensor, display two and single-chip microcomputer in described box body; Described humidity sensor and single-chip microcomputer, display two are linked in sequence; Described humidity sensor is connected wire and is connected with a voltage stabilizer with light source, for surveying work provides reliable voltage.
The beneficial effects of the utility model are: this soil nutrient composition and hygroscopy device, it can conveniently be measured soil nutrient and humidity, has good practicality.
Description of drawings
Be described further with the utility model below in conjunction with drawings and Examples.
Accompanying drawing 1 is the structural representation of this soil nutrient composition and hygroscopy device.
In figure, 1. light source, 2. filter holder, 3. optical filter, 4. cell, 5. photoelectric cell, 6. signal amplification circuit, 7. display one, 8. box body, 9. humidity sensor, 10. display two, 11. single-chip microcomputers, 12. voltage stabilizers.
Embodiment
In accompanying drawing 1, this soil nutrient composition and hygroscopy device comprise photolometer and humidity sensor 9; Described photoelectric colorimetry is in respect of a filter holder 2, and the centre of described filter holder 2 is equipped with optical filter 3; The corresponding optical filter 3 of one end of described filter holder 2 is provided with light source 1, and the other end is provided with the cell 4 of placing cuvette; The outer face of described cell 4 is equipped with photoelectric cell 5, and described photoelectric cell 5 is connected to display 1 by a signal amplification circuit 6; One side of described cell 4 is installed with one with the box body 8 of lid, is loaded with humidity sensor 9, display 2 10 and single-chip microcomputer 11 in described box body 8; Described humidity sensor 9 is linked in sequence with single-chip microcomputer 11, display 2 10; Described humidity sensor 9 is connected with light source and is connected with a voltage stabilizer 12 by wire, for surveying work provides reliable voltage.
Described humidity sensor 9, display 2 10 and single-chip microcomputer 11 are movably installed in box body 8, can take out use.
During use, cuvette is placed in cell 4, open the switch of light source 1, light passes through the soil liquid in cuvette again after optical filter 3 filters, shine on photoelectric cell 5, photoelectric cell 5 shows on display 1 after the signal of sensing is amplified, and can draw the nutritional labeling in the soil of surveying; Then humidity sensor 9 being switched on power is inserted in the soil liquid, and humidity sensor 9 is passed to single-chip microcomputer analysis with the signal that detects, and analysis result is shown through display 2 10.
Claims (1)
1. a soil nutrient composition and hygroscopy device, comprise photolometer and humidity sensor (9); Described photoelectric colorimetry is in respect of a filter holder (2), and the centre of described filter holder (2) is equipped with optical filter (3); The corresponding optical filter of one end (3) of described filter holder (2) is provided with light source (1), and the other end is provided with the cell (4) of placing cuvette; The outer face of described cell (4) is equipped with photoelectric cell (5), and described photoelectric cell (5) is connected to display one (7) by a signal amplification circuit (6); It is characterized in that: a side of described cell (4) is installed with a box body with lid (8), is loaded with humidity sensor (9), display two (10) and single-chip microcomputer (11) in described box body (8); Described humidity sensor (9) is linked in sequence with single-chip microcomputer (11), display two (10); Described humidity sensor (9) is connected 1 with light source) be connected with a voltage stabilizer (12) by wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220724965 CN202994653U (en) | 2012-12-26 | 2012-12-26 | Device for measuring nutritional ingredient and humidity of soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220724965 CN202994653U (en) | 2012-12-26 | 2012-12-26 | Device for measuring nutritional ingredient and humidity of soil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202994653U true CN202994653U (en) | 2013-06-12 |
Family
ID=48565824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220724965 Expired - Fee Related CN202994653U (en) | 2012-12-26 | 2012-12-26 | Device for measuring nutritional ingredient and humidity of soil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202994653U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109187919A (en) * | 2018-08-13 | 2019-01-11 | 吴依诺 | A kind of soil element amount analyzer |
-
2012
- 2012-12-26 CN CN 201220724965 patent/CN202994653U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109187919A (en) * | 2018-08-13 | 2019-01-11 | 吴依诺 | A kind of soil element amount analyzer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20131226 |