Soil analyzer probe

Abstract

The utility model provides a soil analyzer probe, which relates to the field of soil analyzer probes and comprises a connecting seat, a protective cover is arranged on one side of the connecting seat, a humidity sensor is arranged in an inner cavity of the connecting seat, a connecting port on one side of the humidity sensor is in threaded connection with a probe body, and the other side of the humidity sensor is connected with a cable. The conical head is arranged at one end of the probe body, the conical head can reduce resistance when the probe is inserted into soil, friction between the probe body and the soil is reduced, and therefore errors in the measuring process are reduced, meanwhile, dirt and residues on the surface of the probe can be effectively removed through introduction of the rubber scraping ring, and the surface of the probe is kept clean and dry. And the design of the protective cover provides effective protection for the probe body when the probe body is not used, the condition that the probe body is abraded or damaged due to collision or contact of external objects is prevented, and the service life of the probe body is effectively prolonged.

Description

TECHNICAL FIELD

[0001] The utility model belongs to soil analysis appearance probe field, concretely is a kind of soil analysis appearance probe. BACKGROUND

[0002] In agricultural production, environmental monitoring and scientific research field, the accurate measurement of soil humidity has important significance for understanding soil conditions, guiding irrigation, predicting weather and protecting ecological environment, and then soil analysis instrument will be used, and soil analysis instrument probe is the core component for directly contacting soil and obtaining soil related data in soil analysis instrument, and its performance and stability are crucial for the accuracy and reliability of soil analysis.

[0003] Soil analysis instrument mainly utilizes the relationship between the conductivity of soil solution and the water content of soil to measure soil humidity when in use, when the water content in soil increases, the conductivity of soil will also increase accordingly, when detecting and analyzing, first, probe is frequently inserted into soil, and the change of soil resistance is sensed and measured by probe and sensor, then sensor transmits sensed resistance change signal to analyzer, and resistance signal data is processed and analyzed by microcontroller inside analyzer, so as to determine the humidity of soil according to resistance signal data, to realize the detection and analysis of soil humidity.

[0004] However, the existing soil analysis instrument probe is prone to wear by soil particles when frequently inserted into soil during detection process, resulting in decreased measurement accuracy, and dirt and residues are easily accumulated on the surface of probe, affecting the accuracy of measurement results, so that not only the accurate measurement of soil humidity is affected, but also the maintenance cost and use difficulty of equipment are increased.

[0005] Therefore, the utility model provides a soil analysis instrument probe to solve the above problems. Utility model content

[0006] To solve the above technical problems, the utility model provides the following technical scheme:

[0007] A kind of soil analyzer probe, including connecting seat, the side of connecting seat is provided with protective cover, and the inner cavity of connecting seat is provided with humidity sensor, the connecting port of the side of humidity sensor is threadedly connected with probe body, the other side of humidity sensor is connected with cable, and the other end of cable is connected with analyzer, the side of the surface of probe body is fixedly connected with fixed ring, one end of probe body is provided with taper head, and the side of taper head is fixedly connected with connecting rod, the side of fixed ring is provided with rubber scraping ring, and the side of fixed ring and rubber scraping ring close is fixedly connected with magic tape, the two magic tapes are bonded between, the side of fixed ring is movably connected with nut by bearing, one end of connecting rod penetrates nut and fixed ring, and is threadedly connected with the inner cavity of nut.

[0008] Further, in the utility model, the side of connecting seat is provided with cover body, the side of cover body is fixedly connected with connecting ring, one end of connecting ring extends to the inner cavity of connecting seat, and is threadedly connected with the inner cavity of connecting seat.

[0009] Further, in the utility model, the inner cavity of connecting seat is fixedly connected with limiting ring, and the inner wall of limiting ring is fixedly connected with rubber ring, the humidity sensor is located in the inner cavity of limiting ring, and is movably connected with the inner cavity of limiting ring, and contacts with rubber ring.

[0010] Further, in the utility model, the side of connecting seat is communicated with connecting pipe, and the inner wall of connecting pipe is fixedly connected with sealing rubber pad, one end of probe body penetrates the inner cavity of connecting pipe, and contacts with sealing rubber pad.

[0011] Further, in the utility model, the side of connecting seat is fixedly connected with screw cylinder, one end of screw cylinder extends to the inner cavity of protective cover, and is threadedly connected with the inner cavity of protective cover.

[0012] Beneficial effect, the utility model has following beneficial effect:

[0013] The utility model discloses a taper head is set up to one end of probe body, and the taper head can reduce the resistance when inserting into soil, reduces the friction of probe body and soil, thereby reduces the error in the measurement process, simultaneously, the introduction of rubber scraping ring can effectively remove the dirt and residue on the surface of probe, keeps the surface of probe clean and dry, further improves the measurement precision and stability, and the design of protective cover provides effective protection for probe body when not using, prevents the abrasion or damage of probe body from the collision or contact of external object, effectively prolongs the service life of probe body. ACCURACY

[0014] Figure 1 It is the structure schematic diagram of the utility model;

[0015] Figure 2 This is a schematic diagram of the connection structure of the connector, probe body and cone head of this utility model;

[0016] Figure 3 This is a cross-sectional structural diagram of the connector of this utility model;

[0017] Figure 4 This is a schematic diagram of the connection structure of the cone head, connecting rod, fixing ring and rubber scraper ring of this utility model.

[0018] In the picture:

[0019] 1. Connector; 2. Protective cover; 3. Humidity sensor; 4. Probe body; 5. Fixing ring; 6. Cone head; 7. Velcro; 8. Rubber scraper ring; 9. Connecting rod; 10. Nut; 11. Cable; 12. Cover; 13. Connecting ring; 14. Limiting ring; 15. Connecting tube; 16. Screw barrel. Detailed Implementation

[0020] To better understand the technical content of this utility model, specific embodiments are described below in conjunction with the accompanying drawings. Various aspects of this utility model are described in this disclosure with reference to the accompanying drawings, which illustrate numerous illustrative embodiments. The embodiments of this disclosure are not necessarily defined to include all aspects of this utility model. It should be understood that the various concepts and embodiments described above, as well as those described in more detail below, can be implemented in any of many ways, because the concepts and embodiments disclosed in this utility model are not limited to any particular implementation. Furthermore, some aspects of this utility model can be used alone or in any suitable combination with other aspects disclosed in this utility model.

[0021] Example 1

[0022] like Figures 1-4 As shown, this is the first embodiment of the present invention. This embodiment provides a soil analyzer probe, including a connecting base 1. A protective cover 2 is provided on one side of the connecting base 1, and a humidity sensor 3 is provided in the inner cavity of the connecting base 1. A probe body 4 is threadedly connected to a connection port on one side of the humidity sensor 3. A cable 11 is connected to the other side of the humidity sensor 3, and the other end of the cable 11 is connected to the analyzer. A fixing ring 5 is fixedly connected to one side of the surface of the probe body 4. A cone 6 is provided at one end of the probe body 4, and a connecting rod 9 is fixedly connected to one side of the cone 6. A rubber scraper ring 8 is provided on one side of the fixing ring 5, and Velcro 7 is fixedly connected to the sides of the fixing ring 5 and the rubber scraper ring 8 that are close to each other. The two Velcro 7 are glued together. The Velcro 7 is used to tightly fix the rubber scraper ring 8 on the fixing ring 5. A nut 10 is movably connected to one side of the fixing ring 5 through a bearing. One end of the connecting rod 9 passes through the nut 10 and the fixing ring 5 and is threadedly connected to the inner cavity of the nut 10.

[0023] As Figures 1-4 shown, by the probe body 4 with humidity sensor 3 can be aware of the change in the measured soil resistance, wherein the humidity sensor model is HR12-S, by the humidity sensor 3 with cable 11 can be transmitted to the analyzer resistance data signal, which can be processed by the analyzer to analyze the data signal, to facilitate the determination of soil humidity, realize the detection and analysis of soil humidity, through the connecting rod 9 with nut 10 threaded connection, can realize the installation of the cone head 6, and through the fixed ring 5 can be supported on the connecting rod 9, cone head 6 and rubber scraper ring 8, to ensure its stability, through the probe body 4 one end of the cone head 6, and then the probe body 4 into the soil, the cone head 6 will first enter the soil inside, the cone head 6 can reduce the resistance when inserted into the soil, reduce the friction between the probe body 4 and the soil, thereby reducing the error in the measurement process, by separating the two magic tape 7, and then the rubber scraper ring 8 can be in an active state, so that the rubber scraper ring 8 can slide on the surface of the probe body 4, the soft material of the rubber scraper ring 8 will not cause damage to the probe surface, and then the rubber scraper ring 8 can effectively remove the dirt and residues on the surface of the probe body 4, keep the surface of the probe body 4 clean, dry and smooth, while reducing friction, further improve the measurement accuracy and stability, and the protective cover 2 is covered on the probe body 4, thereby providing effective protection for the probe body 4 when not in use, preventing the probe body 4 from being worn or damaged by external objects or contact, effectively prolonging the service life of the probe body 4.

[0024] Example 2

[0025] Referring to Figures 1-3 , the second embodiment of the present application, the present embodiment is based on the previous embodiment.

[0026] In this embodiment, the side of the connecting seat 1 is provided with a cover 12, one side of the cover 12 is fixedly connected with a connecting ring 13, one end of the connecting ring 13 extends to the inner cavity of the connecting seat 1, and is threadedly connected with the inner cavity of the connecting seat 1.

[0027] The inner cavity of the connecting seat 1 is fixedly connected with a limiting ring 14, and the inner wall of the limiting ring 14 is fixedly connected with a rubber ring. The humidity sensor 3 is located in the inner cavity of the limiting ring 14 and is movably connected with the inner cavity of the limiting ring 14, and is in contact with the rubber ring.

[0028] As Figures 1-3As shown, the cover 12 is used for closing the opening part of the connecting seat 1 to prevent external impurities from entering the probe, the connecting ring 13 is used for tightly connecting the cover 12 and the connecting seat 1, and the clean and stable internal environment of the connecting seat 1 is ensured, the limiting ring 14 is used for limiting the position of the humidity sensor 3 in the connecting seat 1 to prevent it from shaking or falling off, and the rubber ring is used for increasing the friction between the humidity sensor 3 and the limiting ring 14 to ensure the stable fixation, and the soft material of the rubber ring will not cause damage to the humidity sensor 3.

[0029] Embodiment 3

[0030] Refer to Figure 2 and 3 , the third embodiment of the utility model, the embodiment is based on the previous two embodiments.

[0031] In the embodiment, one side of the connecting seat 1 is communicated with the connecting pipe 15, the inner wall of the connecting pipe 15 is fixedly connected with the sealing rubber pad, one end of the probe body 4 penetrates the inner cavity of the connecting pipe 15 and contacts the sealing rubber pad.

[0032] One side of the connecting seat 1 is fixedly connected with the screw cylinder 16, one end of the screw cylinder 16 extends to the inner cavity of the protective cover 2 and is screw-connected with the inner cavity of the protective cover 2.

[0033] As shown in Figure 2 and 3 , the connecting pipe 15 is used for protecting the connecting end of the probe body 4 and the humidity sensor, and the sealing rubber pad is used for preventing soil and water from entering the connecting seat 1 through the connecting pipe 15, the design of the connecting pipe 15 and the sealing rubber pad improves the sealing performance and waterproof performance, and the screw cylinder 16 is used for tightly connecting the protective cover 2 and the connecting seat 1 to prevent the protective cover 2 from falling off or loosening, and at the same time, it also makes the installation and disassembly of the protective cover 2 more simple and convenient.

[0034] In use, first by moving the cone head 6 to one end of the probe body 4, and by the cone head 6 drives the connecting rod 9 through the rubber scraper ring 8 and the inner cavity of the fixed ring 5, by rotating the nut 10, the threaded connection between the nut 10 and the connecting rod 9, and then the fixed ring 5 and the connecting rod 9 will be connected and fixed, realize the installation operation, convenient for the cone head 6 to protect the probe body 4, when the soil needs to be detected and analyzed, pull the rubber scraper ring 8, the rubber scraper ring 8 drives the lower end of the magic tape 7 to separate from the upper end of the magic tape 7, and the rubber scraper ring 8 will slide along the surface of the probe body 4, so as to remove the dirt and residues on the surface of the probe body 4, keep the surface of the probe body 4 clean and dry, so that the surface is in a smooth state, so as to reduce the friction with the soil when entering the soil in the later period, then the cone head 6 is first contacted with the ground, so that the cone head 6 reduces the resistance when inserting into the soil by utilizing the sharp characteristics of the cone, so as to facilitate the probe body 4 to enter the soil to detect, and further reduce the friction force of the probe body 4 and the soil, and the conical design can also disperse the insertion force, reduce the risk of damage of the probe body 4, and ensure the safety of the probe body 4, then the probe body 4 cooperates with the humidity sensor 3 to sense the change of the resistance in the soil, the humidity sensor 3 transmits the sensed data signal to the analyzer through the cable 11, the microcontroller in the analyzer processes and analyzes the resistance signal data, so as to determine the humidity of the soil according to the resistance signal data, realize the detection and analysis of the soil humidity, when the soil detection and analysis are completed, the protective cover 2 can be sleeved on the surface of the probe body 4, then the protective cover 2 is rotated, since the protective cover 2 and the screw barrel 16 are threadedly connected, and then the screw barrel 16 gradually enters the inner cavity of the protective cover 2, realizes the connection and fixation of the connecting seat 1 and the protective cover 2, and can also protect the probe body 4, prevent the probe body 4 from being abraded or damaged by external objects when not in use, effectively prolong the service life.

[0035] The standard parts used in the present application can be purchased from the market, and can be customized according to the description and drawings, and the specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art, the mechanical, parts and equipment adopt the conventional type in the prior art, the control mode is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the person skilled in the art, which belongs to the common knowledge in the art, and the present application is mainly used to protect the mechanical device, so the control mode and circuit connection are not explained in detail.

[0036] Although the present application has been disclosed with the preferred embodiments, it is not intended to limit the present application. Those skilled in the art can make various modifications and improvements without departing from the spirit and scope of the present application. Therefore, the protection scope of the present application shall be subject to the definition of the claims.

Claims

1. A soil analyser probe comprising a connection seat (1), characterised in that: The connecting seat (1) is provided with a protective cover (2) on one side, and the inner cavity of the connecting seat (1) is provided with a humidity sensor (3), one side of the humidity sensor (3) is provided with a connecting port, and the connecting port is screwed with a probe body (4), the other side of the humidity sensor (3) is connected with a cable (11), and the other end of the cable (11) is connected with an analyzer, one side of the surface of the probe body (4) is fixedly connected with a fixed ring (5), one end of the probe body (4) is provided with a taper head (6), and one side of the taper head (6) is fixedly connected with a connecting rod (9), one side of the fixed ring (5) is provided with a rubber scraping ring (8), and one side of the fixed ring (5) and the rubber scraping ring (8) is fixedly connected with a magic tape (7), the two magic tapes (7) are bonded, one side of the fixed ring (5) is movably connected with a nut (10) through a bearing, one end of the connecting rod (9) penetrates the nut (10) and the fixed ring (5), and is screwed with the inner cavity of the nut (10).

2. The soil analyzer probe of claim 1, wherein: The connecting seat (1) is provided with a cover (12) on one side, the cover (12) is fixedly connected with a connecting ring (13), one end of the connecting ring (13) extends to the inner cavity of the connecting seat (1), and is screwed with the inner cavity of the connecting seat (1).

3. The soil analyzer probe of claim 1, wherein: The inner cavity of the connecting seat (1) is fixedly connected with a limiting ring (14), and the inner wall of the limiting ring (14) is fixedly connected with a rubber ring, the humidity sensor (3) is located in the inner cavity of the limiting ring (14) and is movably connected with the inner cavity of the limiting ring (14), and is in contact with the rubber ring.

4. The soil analyzer probe of claim 1, wherein: The connecting seat (1) is provided with a connecting pipe (15) on one side, and the inner wall of the connecting pipe (15) is fixedly connected with a sealing rubber pad, one end of the probe body (4) penetrates the inner cavity of the connecting pipe (15) and is in contact with the sealing rubber pad.

5. The soil analyzer probe of claim 1, wherein: The connecting seat (1) is fixedly connected with a screw cylinder (16) on one side, one end of the screw cylinder (16) extends to the inner cavity of the protective cover (2), and is screwed with the inner cavity of the protective cover (2).

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