Soil acidity and alkalinity detection device

Abstract

The utility model discloses a soil acidity and alkalinity detection device. The soil acidity and alkalinity detection device comprises a box body, a mixing barrel and a stirring assembly, the stirring assembly comprises a stirring frame, the bottom face of a bottom cross rod of the stirring frame is attached to the bottom wall face of the mixing barrel, and the side face of the bottom cross rod of the stirring frame is an inclined face. During detection, a soil sample and pure water are put into the mixing cylinder, the driving motor is started, and the driving motor drives the stirring frame to rotate, so that stirring of the soil sample and the pure water is realized, mixing of the soil and the pure water is accelerated through stirring, and dissolution of acid-base substances in the soil in water is accelerated. In the rotating process of the stirring frame, a bottom cross rod of the stirring frame pushes soil or sand grains with larger weight adhered to the bottom wall surface of the mixing barrel, so that the soil or the sand grains flow along with water flow after passing through an inclined surface of the bottom cross rod of the stirring frame, a soil sample and pure water are fully mixed, and acid-base substances in the soil are effectively dissolved in the pure water; the accuracy of soil acidity and alkalinity detection is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to soil detection technical field especially relates to a soil acidity and alkalinity detection device. BACKGROUND

[0002] Soil acidity and alkalinity is one of important basic properties of soil, is a index of soil formation process and ripening fertilization process, and soil acidity and alkalinity has great influence on the form availability of nutrient in soil, the physicochemical property of soil, microbial activity and plant growth and development, therefore, in agricultural planting, the detection of soil acidity and alkalinity is an important detection index, and through the detection of soil acidity and alkalinity, it is convenient to plant suitable crops, and the effect of adapting to local conditions is achieved.

[0003] At present, when the soil acidity and alkalinity is detected, the soil sample for detection is usually put into a mixer and mixed with pure water, and the mixing of soil components is accelerated through stirring, so that the acid and alkali substances are dissolved faster, and the accuracy of detection is improved. In the process of mixing the soil sample and pure water, part of the soil sample (such as clay) is easily stuck to the bottom wall of the mixer, or the sand particles with large weight cannot be driven by the water flow during stirring, so that the soil sample and pure water are not fully mixed, and the accuracy of detection is reduced, so a soil acidity and alkalinity detection device is proposed. SUMMARY

[0004] The utility model discloses a soil acidity and alkalinity detection device, solve the above -mentioned problem.

[0005] To achieve this purpose, the utility model adopts the following technical scheme:

[0006] A soil acidity and alkalinity detection device, comprising:

[0007] The box is provided with a detection box in the box;

[0008] The mixing barrel is arranged on the box, and the mixing barrel is connected with the detection box through the water pipe;

[0009] The stirring assembly comprises a stirring frame arranged in the mixing barrel, the top cross bar of the stirring frame is provided with a rotating shaft, one end of the rotating shaft is provided with a driving motor, the bottom surface of the bottom cross bar of the stirring frame is attached to the bottom wall surface of the mixing barrel, and the side surface of the bottom cross bar of the stirring frame is a slope.

[0010] Optionally, the bottom wall surface of the mixing barrel is provided with a limiting rod, the bottom cross bar of the stirring frame is provided with a limiting ring corresponding to the limiting rod, and the end, away from the driving motor, of the rotating shaft is provided with a limiting groove corresponding to the limiting rod.

[0011] Optionally, the limiting rod is a screw rod, a sliding ring is arranged on the limiting rod, an inner thread corresponding to the screw rod is arranged on the sliding ring, and a stirring rod is arranged on the side surface of the sliding ring.

[0012] Optionally, a vertical rod of the stirring frame is provided with a guide rail corresponding to the stirring rod, and stirring blades are arranged on the stirring rod.

[0013] Optionally, a cover plate is arranged on the mixing cylinder, the driving motor is arranged on the cover plate, and a pull rod is arranged on the cover plate.

[0014] Optionally, the mixing cylinder is connected with the box through a supporting rod.

[0015] A through hole is arranged on the box, the water pipe passes through the through hole and is connected with the detection box, and a switch valve is arranged on the water pipe.

[0016] Optionally, a box door is rotationally connected to one side of the box, and a handle is arranged on the box door.

[0017] Compared with the prior art, the soil acidity and alkalinity detection device has the following beneficial effects: during detection, the soil sample and pure water are placed in the mixing cylinder, the driving motor is started, the driving motor drives the stirring frame to rotate, so that the soil sample and the pure water are stirred, and the mixing of the soil and the pure water is accelerated through stirring, so that the acid and alkali substances in the soil are dissolved in the water. During the rotation of the stirring frame, the bottom cross rod of the stirring frame pushes the soil or heavy sand particles adhered to the bottom wall of the mixing cylinder, so that the soil or heavy sand particles flow along with the water flow after passing through the inclined surface of the bottom cross rod of the stirring frame, so that the soil sample and the pure water are fully mixed, and the acid and alkali substances in the soil are effectively dissolved in the pure water. The mixed solution flows into the detection box through the water pipe, and the detection box detects the acidity and alkalinity of the solution. The soil acidity and alkalinity detection device disclosed by the utility model can effectively push the soil or heavy sand particles adhered to the bottom wall of the mixing cylinder to flow along with the water flow, so that the soil sample and the pure water are fully mixed, and the accuracy of soil acidity and alkalinity detection is effectively improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description. Obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can obtain other drawings according to these drawings without creating any creative labor.

[0019] The structure, proportion, size and the like shown in the drawings of the specification are only used to cooperate with the content disclosed in the specification, for understanding and reading by those skilled in the art, and do not have technical substantive significance, and any modification of structure, change of proportion relationship or adjustment of size, which does not affect the effects and purposes that can be achieved by the utility model, should still fall within the scope of the technical content disclosed by the utility model.

[0020] Fig. 1 It is a structure schematic view of the soil pH value detection device of the utility model;

[0021] Fig. 2 It is an internal structure of the mixing cylinder of the utility model;

[0022] Fig. 3 It is a structure schematic view of the stirring frame of the utility model.

[0023] Illustration: 10, box body; 11, support rod; 12, box door; 13, handle; 20, mixing cylinder; 21, water pipe; 22, limiting rod; 23, cover plate; 24, pull rod; 30, stirring assembly; 31, stirring frame; 32, rotating shaft; 33, driving motor; 34, limiting ring; 35, limiting groove; 36, sliding ring; 37, stirring rod; 38, guide rail; 39, stirring blade. DETAILED DESCRIPTION

[0024] In order to make the invention purpose, features and advantages of the utility model more obvious and easy to understand, the technical solutions in the utility model embodiments will be clearly and completely described below in combination with the drawings in the utility model embodiments. Obviously, the embodiments described below are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0025] In the description of the utility model, it should be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. It should be noted that when a component is considered to be "connected" to another component, it can be directly connected to the other component or there can be a component disposed therebetween.

[0026] The technical solutions of the utility model will be further illustrated below in combination with the drawings and through specific embodiments.

[0027] Referring to Figs. 1 to 3 The utility model discloses an acid -base degree detection device of soil, including box 10, mixing cylinder 20 and stirring subassembly 30. The detection box is arranged in the box 10, the mixing cylinder 20 sets up on the box 10, and the mixing cylinder 20 is connected with the detection box through water pipe 21. Soil sample mixes with pure water in the mixing cylinder 20, and the solution after the acid -base substance in the soil is dissolved in pure water flows to the detection box through water pipe 21, and the solution is detected by the detection box, so as to obtain the acid -base degree data of soil sample. The stirring subassembly 30 includes the stirring frame 31 of setting up in the mixing cylinder 20, and the stirring frame 31 is rectangular, and includes top cross bar, bottom cross bar and a plurality of vertical rods. The top cross bar is provided with the pivot 32, and the straight line where the pivot 32 is coincides with the center line of the stirring frame 31. One end of the pivot 32 is provided with the driving motor 33, and the output shaft of the driving motor 33 is connected with one end of the pivot 32. When the driving motor 33 works, the driving motor 33 drives the pivot 32 to rotate, and the pivot 32 drives the stirring frame 31 to rotate. The bottom surface of the bottom cross bar of the stirring frame 31 is attached with the bottom wall surface of the mixing cylinder 20, and the side of the bottom cross bar of the stirring frame 31 is inclined. When stirring, the bottom cross bar of the stirring frame 31 is attached with the bottom wall surface of the mixing cylinder 20 and rotates, and the stirring frame 31 pushes the soil sticking to the bottom wall of the mixing cylinder 20 in the rotating process, so that the part of soil is separated from the bottom wall surface of the mixing cylinder 20. Or the stirring frame 31 pushes the sand grain with greater weight (the part of sand grain is sunk on the bottom wall surface of the mixing cylinder 20 due to greater gravity, and cannot be driven by the water flow generated by ordinary stirring). Because the side of the bottom cross bar of the stirring frame 31 is inclined, the soil or sand grain pushed by the stirring frame 31 will flow with the water flow after passing through the inclined surface of the bottom cross bar.

[0028] Further, the bottom wall surface of the mixing cylinder 20 is provided with the limiting rod 22. It should be noted that the internal cavity of the mixing cylinder 20 is cylindrical, and the straight line where the limiting rod 22 is coincides with the axis of the internal cavity of the mixing cylinder 20. The bottom cross bar of the stirring frame 31 is provided with the limiting ring 34 corresponding to the limiting rod 22, and the end of the pivot 32 away from the driving motor 33 is provided with the limiting groove 35 corresponding to the limiting rod 22. When using, the limiting ring 34 is sleeved on the limiting rod 22, and one end of the limiting rod 22 is inserted into the limiting groove 35, so as to improve the stability of the stirring frame 31 when stirring.

[0029] Further, the limiting rod 22 is a screw rod, a sliding ring 36 is arranged on the limiting rod 22, and an inner thread corresponding to the screw rod is arranged on the sliding ring 36. When the screw rod is fixed and the sliding ring 36 rotates, the sliding ring 36 moves along the screw rod (moves upwards or downwards) under the cooperation of the outer thread of the screw rod and the inner thread of the sliding ring 36. A stirring rod 37 is arranged on the side surface of the sliding ring 36, a guide rail 38 corresponding to the stirring rod 37 is arranged on the vertical rod of the stirring frame 31, and the stirring rod 37 passes through the guide rail 38, that is, in the process of rotating the stirring frame 31, the stirring rod 37 is driven to rotate, thereby driving the sliding ring 36 to rotate. A stirring blade 39 is arranged on the stirring rod 37. When the driving motor 33 works, the driving motor 33 drives the rotating shaft 32 to rotate, the rotating shaft 32 drives the stirring frame 31 to rotate, the stirring frame 31 drives the stirring rod 37, the stirring blade 39 and the sliding ring 36 to rotate, thereby making the stirring rod 37, the stirring blade 39 and the sliding ring 36 move upwards or downwards. It should be noted that the driving motor 33 in the embodiment of the utility model is a bidirectional motor, that is, the output shaft of the driving motor 33 can rotate forward and reversely. When working, the driving motor 33 rotates forward and reversely periodically, that is, the stirring frame 31 drives the solution in the mixing cylinder 20 to rotate, the stirring rod 37 and the stirring blade 39 drive the solution in the mixing cylinder 20 to move up and down (up and down stirring), so that the stirring is more sufficient, the soil sample is mixed with pure water more sufficiently, and the detection accuracy is further improved.

[0030] Further, the mixing cylinder 20 is provided with a cover plate 23, the driving motor 33 is arranged on the cover plate 23, and a pull rod 24 is arranged on the cover plate 23. When the soil sample and pure water are put into the mixing cylinder 20, the detection personnel lifts the cover plate 23 through the pull rod 24 to put in the soil sample and pure water. Alternatively, the mixing cylinder 20 is connected with the box body 10 through the supporting rod 11.

[0031] Further, the box body 10 is provided with a through hole, and the water pipe 21 passes through the through hole and is connected with the detection box. The water pipe 21 is provided with a switch valve, and the solution in the mixing cylinder 20 flows into the detection box through the switch valve.

[0032] Further, the box body 10 is provided with a through hole, and the water pipe 21 passes through the through hole and is connected with the detection box. The water pipe 21 is provided with a switch valve, and the solution in the mixing cylinder 20 flows into the detection box through the switch valve.

[0033] The utility model discloses a kind of soil acidity and alkalinity detection devices, specific implementation is: when detecting, soil sample and pure water are placed into mixed cylinder 20, start drive motor 33, drive motor 33 drives stirring frame 31 to rotate, to realize the stirring of soil sample and pure water, and by stirring, accelerate the mixing of soil and pure water, to accelerate the dissolution of acid-base substance in soil in water.In the process of stirring frame 31 rotation, the bottom crossbar of stirring frame 31 pushes the soil or the sand grain of greater weight sticking on the bottom wall surface of mixed cylinder 20, make it flow along with water flow after the slope of the bottom crossbar of stirring frame 31, to make soil sample and pure water fully mix, make acid-base substance in soil effectively dissolved in pure water;After mixing, solution flows into detection box through water pipe 21, and detection box carries out acidity and alkalinity detection to solution.The soil acidity and alkalinity detection device disclosed by the utility model can effectively push the soil or the sand grain of greater weight sticking in the bottom wall of mixed cylinder 20, make it flow along with water flow, to make soil sample and pure water fully mix, effectively improve the accuracy of soil acidity and alkalinity detection.

[0034] The above-described embodiments are merely used to illustrate the technical solutions of the present application, rather than limit the same; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A soil pH detecting device, characterized by, Include: Box (10), the detection box is arranged in the box (10); Mixing cylinder (20), provided on the box (10), the mixing cylinder (20) is connected with the detection box through the water pipe (21); Stirring assembly (30), comprising stirring frame (31) arranged in the mixing cylinder (20), the top crossbar of the stirring frame (31) is provided with rotating shaft (32), one end of the rotating shaft (32) is provided with driving motor (33); The bottom surface of the bottom crossbar of the stirring frame (31) is attached to the bottom wall surface of the mixing cylinder (20), and the side surface of the bottom crossbar of the stirring frame (31) is inclined.

2. The soil pH detecting device according to claim 1, characterized by The bottom wall surface of the mixing cylinder (20) is provided with a limiting rod (22), the bottom crossbar of the stirring frame (31) is provided with a limiting ring (34) corresponding to the limiting rod (22), and the end of the rotating shaft (32) away from the driving motor (33) is provided with a limiting groove (35) corresponding to the limiting rod (22).

3. The soil pH detection device according to claim 2, characterized in that, The limiting rod (22) is a screw rod, the limiting rod (22) is provided with a sliding ring (36), the sliding ring (36) is provided with an internal thread corresponding to the screw rod, and the side surface of the sliding ring (36) is provided with a stirring rod (37).

4. The soil pH detection device according to claim 3, characterized in that, The vertical rod of the stirring frame (31) is provided with a guide rail (38) corresponding to the stirring rod (37), and the stirring rod (37) is provided with stirring blades (39).

5. The soil pH detection device of claim 1, wherein, The mixing cylinder (20) is provided with a cover plate (23), and the driving motor (33) is arranged on the cover plate (23); The cover plate (23) is provided with a pull rod (24).

6. The soil pH detection device of claim 1, wherein, The mixing cylinder (20) is connected with the box (10) through the supporting rod (11); The box (10) is provided with a through hole, the water pipe (21) passes through the through hole and is connected with the detection box; The water pipe (21) is provided with a switch valve.

7. The soil pH detection device of claim 1, wherein, One side of the box (10) is rotatably connected with a box door (12), and the box door (12) is provided with a handle (13).

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