Soil nutrient detection device

Abstract

The utility model relates to the technical field of soil detection, in particular to a soil nutrient detection device which comprises a detection box, a spectrograph is arranged above the detection box, an optical probe fixedly penetrating through the upper wall of the detection box is vertically and fixedly installed at the lower end of the spectrograph, and a smashing box is arranged above the detection box. The smashing box is fixedly communicated with the upper wall of the detection box through a connecting pipe, the lower portion of the smashing box is in an inverted cone shape, the upper portion of the smashing box is in a square block shape, a smashing mechanism is arranged on the upper portion of the smashing box, a fixing cylinder is vertically arranged on the lower portion of the smashing box, and the fixing cylinder is fixedly connected with the smashing box through an obliquely-arranged connecting rod. A conveying screw is vertically arranged in the fixing cylinder, a connecting shaft is vertically and fixedly installed at the upper end of the conveying screw, a fixing piece is rotationally connected to the outer side wall of the connecting shaft in a sleeving mode, and the fixing piece is fixedly connected with the inner wall of the smashing box.

Description

Technical Field

[0001] The utility model relates to the technical field of soil detection, in particular to a soil nutrient detection device. Background Art

[0002] Soil nutrients are the nutritional elements provided by the soil to plant growth. They are an important indicator of soil fertility. In modern agriculture, an important part of variable fertilization is to understand the distribution of soil nutrients, and rapid analysis and testing of nutrient content in the soil has always been a bottleneck in modern agriculture.

[0003] However, in the prior art, soil testing usually involves taking a portion of soil samples and directly testing the samples using a spectrometer in conjunction with an optical probe. However, soil samples are generally small in size and their nutrient distribution is generally uneven, so the data obtained is less representative. To this end, we propose a soil nutrient testing device. Utility Model Content

[0004] The utility model provides a soil nutrient detection device, which solves the above-mentioned technical problems.

[0005] The utility model solves the above-mentioned technical problems as follows: a soil nutrient detection device comprises a detection box, a spectrometer is arranged above the detection box, an optical probe which is fixedly installed vertically on the lower end of the spectrometer and passes through the upper wall of the detection box, a crushing box is arranged above the detection box, the crushing box is fixedly connected with the upper wall of the detection box through a connecting pipe, the lower part of the crushing box is in an inverted cone shape, the upper part of the crushing box is in a square shape, a crushing mechanism is arranged on the upper part of the crushing box, a fixed cylinder is vertically arranged at the lower part of the crushing box, the fixed cylinder is fixedly connected to the crushing box through an inclined connecting rod, a conveying screw is vertically arranged in the fixed cylinder, a connecting shaft is vertically fixedly installed on the upper end of the conveying screw, a fixing piece is rotatably sleeved on the outer wall of the connecting shaft, the fixing piece is fixedly connected to the inner wall of the crushing box, and the connecting shaft is connected to a power mechanism.

[0006] Preferably, the crushing mechanism includes two crushing rollers which are installed on the upper part of the crushing box for transverse rotation, and the shafts at the same end of the two crushing rollers rotate and penetrate the side wall of the crushing box. One end of the crushing roller located outside the crushing box is fixedly sleeved with a gear, and the two gears are meshed and connected. A first motor is fixedly installed on the outer side wall of the crushing box for transverse rotation, and the output shaft of the first motor is fixedly connected to the shaft of one of the crushing rollers.

[0007] Preferably, the power mechanism includes a second motor laterally fixedly mounted on the lower outer wall of the crushing box, the output shaft of the second motor rotates through the crushing box, the output shaft of the second motor and the upper end of the connecting shaft are respectively fixedly mounted with helical gears, and the two helical gears are meshingly connected.

[0008] Preferably, baffles are respectively fixedly and obliquely mounted on the side walls on both sides of the upper part of the crushing box, and the two baffles are symmetrically arranged, and the baffles are located above the crushing roller.

[0009] Preferably, the inner bottom surface of the detection box is inclined, the lower side of the bottom surface of the detection box is open, the outer wall of the detection box is fixedly installed with an L-shaped limiter, the outer wall of the detection box is vertically provided with a sealing plate, the sealing plate is slidably matched with the inner wall of the limiter, and the outer wall of the sealing plate is fixedly installed with a handle.

[0010] Preferably, a solenoid valve is provided on the connecting pipe.

[0011] Preferably, a plurality of reinforcing rods are vertically fixedly mounted on the upper end surface of the detection box, and the reinforcing rods are fixedly connected to the lower surface of the crushing box.

[0012] The beneficial effects of the utility model are:

[0013] 1. By setting up a crushing box, a large amount of soil can be sent into the crushing box, and the first motor is used to indirectly drive the crushing roller to rotate to crush the soil. Then the second motor is used to indirectly drive the conveying screw to drive the soil to circulate in the lower part of the crushing box for further crushing. Then, the soil is sent to the detection box for detection, so that the material is evenly distributed and the detection results are more representative.

[0014] 2. The conveying screw is indirectly driven to rotate by setting a second motor. The second motor adopts a servo motor that can be rotated forward and reverse. This can not only drive the soil to circulate in the crushing box for further crushing, but also drive the soil into the detection box. The bottom surface of the detection box is inclined to facilitate the removal of soil.

[0015] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiment of the utility model with the accompanying drawings. The specific implementation method of the utility model is given in detail by the following embodiments and their drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0017] Figure 1 The utility model provides a structural schematic diagram of a soil nutrient detection device;

[0018] Figure 2The utility model provides a schematic cross-sectional structure diagram of a crushing box of a soil nutrient detection device;

[0019] Figure 3 A schematic diagram of the structure of a detection box of a soil nutrient detection device is provided for the utility model;

[0020] Figure 4 The utility model provides a schematic diagram of the structure of a spectrometer for a soil nutrient detection device.

[0021] Legend:

[0022] 1. Detection box; 2. Spectrometer; 3. Optical probe; 4. Crushing box; 5. Fixed cylinder; 6. Conveying screw; 7. Connecting rod; 8. Connecting shaft; 9. Fixing piece; 10. Crushing roller; 11. Gear; 12. First motor; 13. Second motor; 14. Bevel gear; 15. Baffle; 16. Limiting piece; 17. Closing plate; 18. Reinforcement rod. DETAILED DESCRIPTION

[0023] The following is combined with Figure 1-4 The principles and features of the present invention are described, and the examples given are only used to explain the present invention, and are not used to limit the scope of the present invention. The present invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become clearer according to the following description and claims. It should be noted that the drawings are all in a very simplified form and are not in precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the present invention.

[0024] Example 1

[0025] like Figure 1-4As shown, the utility model is a soil nutrient detection device, including a detection box 1, a spectrometer 2 is arranged above the detection box 1, an optical probe 3 fixedly installed vertically on the lower end of the spectrometer 2 and fixedly penetrates the upper wall of the detection box 1, the optical probe 3 cooperates with the spectrometer 2 to detect the components in the soil, a crushing box 4 is arranged above the detection box 1, the crushing box 4 is fixedly connected with the upper wall of the detection box 1 through a connecting pipe, an electromagnetic valve is arranged on the connecting pipe, the lower part of the crushing box 4 is an inverted cone, the upper part of the crushing box 4 is a square, a crushing mechanism is arranged on the upper part of the crushing box 4, the crushing mechanism includes two crushing rollers 10 installed laterally on the upper part of the crushing box 4, the shafts at the same end of the two crushing rollers 10 rotate and penetrate the side wall of the crushing box 4, one end of the crushing roller 10 located outside the crushing box 4 is fixedly sleeved with a gear 11, the two gears 11 are meshed and connected, and the outer wall of the crushing box 4 is laterally fixedly installed with a first motor 12. The output shaft of the first motor 12 is fixedly connected to the shaft of one of the crushing rollers 10. A fixed cylinder 5 is vertically arranged at the lower part of the crushing box 4. The fixed cylinder 5 is fixedly connected to the crushing box 4 through an inclined connecting rod 7. A conveying screw 6 is vertically arranged in the fixed cylinder 5. A connecting shaft 8 is vertically fixedly installed on the upper end of the conveying screw 6. A fixing member 9 is rotatably sleeved on the outer wall of the connecting shaft 8. The fixing member 9 is fixedly connected to the inner wall of the crushing box 4. The connecting shaft 8 is connected to a power mechanism. A plurality of reinforcing rods 18 are vertically fixedly installed on the upper end surface of the detection box 1. The reinforcing rods 18 are fixedly connected to the lower surface of the crushing box 4. The reinforcing rods 18 are arranged to strengthen the connection between the detection box 1 and the crushing box 4, so that the device is more solid. The device crushes the soil by arranging the crushing roller 10 and the conveying screw 6, and then uses the optical probe 3 to cooperate with the spectrometer 2 to perform nutrient detection, so that the detection result is more representative.

[0026] Example 2

[0027] like Figure 1-4 As shown, the power mechanism includes a second motor 13 fixedly installed laterally on the outer side wall of the lower part of the crushing box 4, the output shaft of the second motor 13 rotates and penetrates the crushing box 4, the output shaft of the second motor 13 and the upper end of the connecting shaft 8 are respectively fixedly installed with a bevel gear 14, the two bevel gears 14 are meshed and connected, the second motor 13 adopts a servo motor that can rotate forward and reverse, so that the conveying screw 6 can rotate forward or reverse, solid soil cyclic crushing or soil delivery, the side walls on both sides of the upper part of the crushing box 4 are respectively inclined and fixedly installed with baffles 15, the two baffles 15 are symmetrically arranged, the baffles 15 are located above the crushing rollers 10, the baffles 15 are used to guide the concentrated soil, so that the soil can be concentrated between the two crushing rollers 10 for crushing, the inner bottom surface of the detection box 1 is inclined, the lower side of the bottom surface of the detection box 1 is open, the outer side wall of the detection box 1 is fixedly installed with an L-shaped limiter 16, the outer side wall of the detection box 1 is vertically provided with a sealing plate 17, the sealing plate 17 slides with the inner side wall of the limiter 16, and the outer side wall of the sealing plate 17 is fixedly installed with a handle.

[0028] The above are only preferred embodiments of the present invention and are not intended to limit the present invention in any form. Any ordinary technician in the industry can smoothly implement the present invention as shown in the drawings and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the present invention using the technical content disclosed above are all equivalent embodiments of the present invention. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the present invention are still within the protection scope of the technical solution of the present invention.

Claims

1. A soil nutrient detection device, comprising a detection box (1), characterized in that: A spectrometer (2) is arranged above the detection box (1). An optical probe (3) is vertically fixedly installed at the lower end of the spectrometer (2) and is fixedly penetrated through the upper wall of the detection box (1). A crushing box (4) is arranged above the detection box (1). The crushing box (4) is fixedly connected to the upper wall of the detection box (1) through a connecting pipe. The lower part of the crushing box (4) is in the shape of an inverted cone, and the upper part of the crushing box (4) is in the shape of a square. A crushing mechanism is arranged at the upper part of the crushing box (4). A fixed cylinder (5) is vertically arranged at the lower part of the crushing box (4). The fixed cylinder (5) is fixedly connected to the crushing box (4) through an inclined connecting rod (7). A conveying screw (6) is vertically arranged inside the fixed cylinder (5). A connecting shaft (8) is vertically fixedly installed at the upper end of the conveying screw (6). A fixing member (9) is rotatably sleeved on the outer wall of the connecting shaft (8). The fixing member (9) is fixedly connected to the inner wall of the crushing box (4), and the connecting shaft (8) is connected to a power mechanism.

2. A soil nutrient detection device according to claim 1, characterized in that: The pulverizing mechanism comprises two pulverizing rollers (10) which are installed on the upper part of a pulverizing box (4) for transverse rotation, the shafts at the same end of the two pulverizing rollers (10) both rotate and penetrate the side wall of the pulverizing box (4), one end of the pulverizing roller (10) located outside the pulverizing box (4) is fixedly sleeved with a gear (11), the two gears (11) are meshingly connected, a first motor (12) is fixedly installed on the outer side wall of the pulverizing box (4), and the output shaft of the first motor (12) is fixedly connected to the shaft of one of the pulverizing rollers (10).

3. A soil nutrient detection device according to claim 1, characterized in that: The power mechanism comprises a second motor (13) which is fixedly mounted laterally on the outer side wall of the lower part of the crushing box (4); the output shaft of the second motor (13) rotates and penetrates the crushing box (4); the output shaft of the second motor (13) and the upper end of the connecting shaft (8) are respectively fixedly mounted with a helical gear (14); the two helical gears (14) are meshingly connected.

4. A soil nutrient detection device according to claim 2, characterized in that: Baffles (15) are respectively and obliquely fixedly installed on the side walls on both sides of the upper part of the crushing box (4), and the two baffles (15) are symmetrically arranged. The baffles (15) are located above the crushing roller (10).

5. A soil nutrient detection device according to claim 1, characterized in that: The inner bottom surface of the detection box (1) is arranged at an angle, and the lower side of the bottom surface of the detection box (1) is open; an L-shaped limiter (16) is fixedly installed on the outer wall of the detection box (1); a sealing plate (17) is vertically arranged on the outer wall of the detection box (1); the sealing plate (17) is slidably matched with the inner wall of the limiter (16); and a handle is fixedly installed on the outer wall of the sealing plate (17).

6. A soil nutrient detection device according to claim 1, characterized in that: The connecting pipe is provided with a solenoid valve.

7. A soil nutrient detection device according to claim 1, characterized in that: A plurality of reinforcing rods (18) are vertically fixedly mounted on the upper end surface of the detection box (1), and the reinforcing rods (18) are fixedly connected to the lower surface of the crushing box (4).

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