CN214794571U - Stable form soil moisture content detector - Google Patents

Stable form soil moisture content detector Download PDF

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Publication number
CN214794571U
CN214794571U CN202120311635.9U CN202120311635U CN214794571U CN 214794571 U CN214794571 U CN 214794571U CN 202120311635 U CN202120311635 U CN 202120311635U CN 214794571 U CN214794571 U CN 214794571U
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main part
sampling pipe
detect
chamber
pipe
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CN202120311635.9U
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王朝
李想
李丽萍
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Geological And Environmental Institute Of Cug Wuhan Co ltd
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Geological And Environmental Institute Of Cug Wuhan Co ltd
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Abstract

The utility model provides a stable form soil moisture content detector relates to soil moisture and detects technical field, including sampling pipe and detection main part, the sampling pipe uses with the cooperation of detection main part, the sampling pipe middle part is provided with seal assembly, the inside collecting pipe that is provided with of seal assembly, detect the main part side and seted up the socket, and the collecting pipe can insert in the socket, it openly has inlayed the display screen to detect the main part, detect inside inlet pipe, dry chamber and the detection chamber of being equipped with in proper order of main part, detect chamber and display screen electric connection. The utility model discloses in, adopt the sampling pipe and detect the design of main part separation, when using, soil is gathered to the accessible sampling pipe, arranges soil in the detection main part again and detects, need not to carry the heavy detection main part and hurries back and forth in each detection ring border, convenient and practical can not cause the damage to accurate detection main part because of complicated changeable collection ring border simultaneously.

Description

Stable form soil moisture content detector
Technical Field
The utility model relates to a soil moisture detects technical field, especially relates to a stable form soil moisture content detector.
Background
Soil moisture is the moisture content of the soil constituents, generally expressed in percent. For agricultural production, soil moisture content is an important indicator that affects plant growth. Soil with the soil moisture content index below 50% belongs to severe drought, and plants can stop developing until the plants are dry; soil with the soil moisture content index below 60% belongs to mild drought, and the plant growth causes certain adverse effects; the soil with the soil moisture content index in the interval of 60-80% is suitable for plant growth; a soil moisture index of more than 80% indicates excessive soil moisture, and if necessary, drainage measures may be taken, or plant root rot may occur. Therefore, the soil moisture content can be accurately measured and analyzed, the capability of prediction and coping with drought can be enhanced, scientific basis can be provided for water and fertilizer supply in agricultural production, and the method has important significance for realizing energy-saving and water-saving fine farmland operation.
The soil moisture content is influenced by various factors, and due to differences in the aspects of terrain environment, meteorological conditions, soil microcosmic composition and the like, soil moisture content indexes in different regions present an obvious uneven distribution situation. Therefore, in order to comprehensively and accurately know the soil moisture content of the region under jurisdiction, it is necessary to establish a soil moisture content detection system suitable for a wide area.
The soil humidity measurement and control instrument in the prior art is roughly divided into two types, one type is portable, the instrument is light in weight, low in price and convenient to measure, but measurement error is large, precision is low, use and operation are inconvenient, and the requirements of soil humidity multipoint measurement and fixed-point irrigation cannot be met. The other method is capable of performing high-precision measurement, but the structure is complex, the precision is high, the damage is easy, and in a complex sampling condition, internal precision elements are easy to damage, so that the measurement deviation is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a stable soil moisture content detector.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a stable form soil moisture content detector, includes sampling pipe and detection subject, sampling pipe uses with the cooperation of detection subject, the sampling pipe middle part is provided with seal assembly, the inside collecting pipe that is provided with of seal assembly, detect the subject side and seted up the socket, and the collecting pipe can insert in the socket, it openly has inlayed the display screen to detect the subject, detect inside inlet pipe, dry chamber and the detection chamber of being equipped with in proper order of subject, detect chamber and display screen electric connection.
Preferably, the sampling tube is provided with a plug body embedded in the top end, and the plug body is in sliding connection with the sampling tube.
Preferably, the side surface of the sampling pipe is vertically provided with scales.
Preferably, seal assembly is including seting up the breach at sampling pipe middle part, and the breach runs through the sampling pipe lateral wall, the lateral wall swing joint of breach has sealed lid, and sealed lid and sampling pipe block, the upper and lower both ends symmetry of breach is provided with two pairs of locating parts, and the locating part inner wall is the arc, and locating part and sampling pipe inner wall are fixed.
Preferably, the bottom end of the sampling pipe is wedge-shaped.
Preferably, it link up in proper order to detect inlet pipe, dry chamber in the main part and detect the chamber, the tail end that detects the chamber runs through and is equipped with the air pump interface, and the air pump interface meets with the air pump, controllable heating element has been inlayed to dry intracavity wall, the junction of inlet pipe and dry chamber, detection chamber and air pump interface all is provided with the filter screen.
Preferably, it is provided with binding post to detect the chamber top surface, and binding post passes through detection circuitry electric connection with the display screen, it is provided with negative plate and anode plate to detect intracavity portion parallel symmetry, and negative plate and anode plate connect the negative pole and the positive pole of power respectively.
Preferably, an electromagnet is arranged right above a filter screen arranged at the joint of the detection cavity and the air pump connector, and the electromagnet controls the filter screen to move up and down.
Advantageous effects
The utility model discloses in, adopt the sampling pipe and detect the design of main part separation, when using, soil is gathered to the accessible sampling pipe, arranges soil in the detection main part again and detects, need not to carry the heavy detection main part and hurries back and forth in each detection ring border, convenient and practical can not cause the damage to accurate detection main part because of complicated changeable collection ring border simultaneously. When soil collection is carried out, a collection pipe is inserted into a soil layer to be collected in a collection environment, and the insertion depth can be freely selected according to scale reading of the surface of the sampling pipe, so that soil with fixed depth is uniformly collected; after the collection is finished, the sampling pipe is pulled out, the sealing cover on the surface of the sampling pipe is opened, and the collecting pipe is taken out from the notch, so that the collection of the first pipe sample is realized. And a new collecting pipe is placed in the gap and clamped between the upper and lower two pairs of limiting pieces, so that the next collection can be carried out. Collect the sampling many times and finish, take the collecting pipe that is full of the sample back to the laboratory, insert in proper order and detect the socket of main part in, detect the air pump in the main part and start, form the negative pressure at the detection intracavity, will collect the soil sample suction in the pipe and detect the chamber and detect.
The utility model discloses in, adopt wedge-shaped sampling pipe tail end, easily during sampling pipe inserts soil, the sampling pipe of being convenient for carries out soil sampling.
The utility model discloses in, the soil sample of collection need not to carry out the detection of humidity through traditional drier, through the dielectric constant who detects soil, can obtain the humidity of soil fast, accurately. After a first soil sample enters the drying cavity through the feeding pipe, the electromagnet is not electrified, the outlet of the drying cavity is blocked by the filter screen, the soil is fully dried by the heating assembly in the drying cavity, the drying is completed, the electromagnet is electrified to suck up the filter screen, the channel is communicated, the soil sample enters the detection cavity, the soil sample forms a medium between the cathode plate and the anode plate, the original dielectric constant of the dried soil sample is detected through the built-in detection circuit, and the original dielectric constant is displayed on the surface of the display screen; and then, detecting a second soil sample, wherein the second soil sample directly enters the detection cavity without being dried, the dielectric constant of the second soil sample is measured, and the humidity of the soil is obtained by comparing the two dielectric constants.
Drawings
Fig. 1 is an exploded view of a sampling tube according to the present invention;
FIG. 2 is a schematic view of a header pipe according to the present invention;
fig. 3 is a schematic view of the internal structure of the sampling tube of the present invention;
fig. 4 is a schematic view of the whole structure of the sampling tube of the present invention;
FIG. 5 is a schematic view of the overall structure of the detecting body of the present invention;
FIG. 6 is a schematic view of the internal structure of the inspection main body of the present invention;
FIG. 7 is an exploded view of the internal structure of the inspection body according to the present invention;
fig. 8 is a sectional view of the detection chamber of the present invention.
Illustration of the drawings:
1. a sampling tube; 2. a plug body; 3. a seal assembly; 31. a notch; 32. a sealing cover; 33. a limiting member; 4. a collection pipe; 5. calibration; 6. detecting a subject; 7. a socket; 8. a display screen; 9. a feed pipe; 10. A drying chamber; 11. a detection chamber; 1101. a wiring terminal; 1102. a cathode plate; 1103. an anode plate; 12. Filtering with a screen; 13. an electromagnet; 14. an air pump interface.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.
Specific embodiments of the present invention will be described below with reference to the accompanying drawings.
The specific embodiment is as follows:
referring to fig. 1-8, a stable form soil moisture content detector, including sampling pipe 1 and detection main part 6, sampling pipe 1 uses with the cooperation of detection main part 6, 1 middle part of sampling pipe is provided with seal assembly 3, the inside collecting pipe 4 that is provided with of seal assembly 3, detect 6 sides of main part and seted up socket 7, and collecting pipe 4 can insert in socket 7, it has openly inlayed display screen 8 to detect main part 6, it is equipped with inlet pipe 9, dry chamber 10 and detection chamber 11 to detect 6 inside in proper order of main part, detect chamber 11 and display screen 8 electric connection.
Specifically, the inside at sampling tube 1 top is inlayed and is had the bolt body 2, and bolt body 2 and sampling tube 1 sliding connection.
Specifically, the side of the sampling tube 1 is vertically provided with a scale 5.
Specifically, seal assembly 3 is including seting up in the breach 31 at 1 middle part of sampling pipe, and breach 31 runs through 1 lateral wall of sampling pipe, and the lateral wall swing joint of breach 31 has sealed lid 32, and sealed lid 32 and 1 block of sampling pipe, and the upper and lower both ends symmetry of breach 31 is provided with two pairs of locating parts 33, and locating part 33 inner wall is the arc, and locating part 33 is fixed with 1 inner wall of sampling pipe.
Specifically, the bottom end of the sampling tube 1 is wedge-shaped.
Specifically, detect inlet pipe 9, dry chamber 10 and the detection chamber 11 in the main part 6 and link up in proper order, the tail end that detects chamber 11 runs through and is equipped with air pump interface 14, and air pump interface 14 meets with the air pump, and controllable heating element has been inlayed to dry chamber 10 inner wall, and the junction of inlet pipe 9 and dry chamber 10, the junction of detecting chamber 11 and air pump interface 14 all are provided with filter screen 12.
Specifically, the top surface of the detection cavity 11 is provided with a wiring terminal 1101, the wiring terminal 1101 is electrically connected with the display screen 8 through a detection circuit, the negative plate 1102 and the positive plate 1103 are symmetrically arranged inside the detection cavity 11 in parallel, and the negative plate 1102 and the positive plate 1103 are respectively connected with the negative pole and the positive pole of the power supply.
Specifically, an electromagnet 13 is arranged right above a filter screen 12 arranged at the joint of the detection cavity 11 and the air pump interface 14, and the electromagnet 13 controls the filter screen 12 to move up and down.
The utility model discloses a theory of operation: in the utility model, when soil is collected, in the collecting environment, the collecting pipe is inserted into the soil layer to be collected, and the inserting depth can be freely selected according to the reading of the scale 5 on the surface of the sampling pipe 1, thereby uniformly collecting the soil with fixed depth; and after the collection is finished, the sampling tube 1 is pulled out, the sealing cover 32 on the surface of the sampling tube 1 is opened, and the collecting tube 4 is taken out from the notch 31, so that the collection of the first tube sample is realized. A new collection tube 4 is placed in the notch 31 and is engaged between the upper and lower pairs of stoppers 33, so that the next collection can be performed. Collect the sampling many times and finish, take the collecting pipe 4 that is full of the sample back to the laboratory, insert in proper order and detect in 6 sockets 7 of main part, the air pump that detects in the main part 6 starts, forms the negative pressure in detecting chamber 11, inhales the soil sample in the collecting pipe 4 and detects chamber 11 and detect. After a first soil sample enters the drying cavity 10 through the feeding pipe 9, the electromagnet 13 is not electrified, the outlet of the drying cavity 10 is blocked by the filter screen 12, the heating assembly in the drying cavity 10 fully dries the soil, the drying is completed, the electromagnet 13 is electrified to suck the filter screen 12, the channel is communicated, the soil sample enters the detection cavity 11, a medium is formed between the cathode plate 1102 and the anode plate 1103 by the soil sample, the original dielectric constant of the dried soil sample is detected through the detection circuit arranged in the anode plate, and the original dielectric constant is displayed on the surface of the display screen 8; and then, detecting a second soil sample, wherein the second soil sample directly enters the detection cavity 11 without being dried, measuring the dielectric constant of the second soil sample, and comparing the two dielectric constants to obtain the humidity of the soil.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (8)

1. The utility model provides a stable form soil moisture content detector, includes sampling pipe (1) and detects main part (6), its characterized in that: sampling pipe (1) uses with detection main part (6) cooperation, sampling pipe (1) middle part is provided with seal assembly (3), seal assembly (3) inside is provided with collecting pipe (4), the inner edge department radius angle of collecting pipe (4), socket (7) have been seted up to detection main part (6) side, and collecting pipe (4) can insert in socket (7), it openly has inlayed display screen (8) to detect main part (6), it is equipped with inlet pipe (9), dry chamber (10) and detection chamber (11) in proper order to detect main part (6) inside, detect chamber (11) and display screen (8) electric connection.
2. The stable soil moisture content detector of claim 1, wherein: the inside on sampling pipe (1) top has inlayed bolt body (2), and bolt body (2) and sampling pipe (1) sliding connection.
3. The stable soil moisture content detector of claim 1, wherein: the side surface of the sampling pipe (1) is vertically provided with scales (5).
4. The stable soil moisture content detector of claim 1, wherein: sealing component (3) are including seting up breach (31) at sampling pipe (1) middle part, and breach (31) run through sampling pipe (1) lateral wall, the lateral wall swing joint of breach (31) has sealed lid (32), and sealed lid (32) and sampling pipe (1) block, the upper and lower both ends symmetry of breach (31) is provided with two pairs of locating parts (33), and locating part (33) inner wall is the arc, and locating part (33) and sampling pipe (1) inner wall are fixed.
5. The stable soil moisture content detector of claim 1, wherein: the bottom end of the sampling pipe (1) is wedge-shaped.
6. The stable soil moisture content detector of claim 1, wherein: detect inlet pipe (9), dry chamber (10) in main part (6) and detect chamber (11) and link up in proper order, the tail end that detects chamber (11) runs through and is equipped with air pump interface (14), and air pump interface (14) meet with the air pump, controllable heating element has been inlayed to dry chamber (10) inner wall, the junction of inlet pipe (9) and dry chamber (10), the junction that detects chamber (11) and air pump interface (14) all are provided with filter screen (12).
7. The stable soil moisture content detector of claim 1, wherein: detect chamber (11) top surface and be provided with binding post (1101), and binding post (1101) and display screen (8) pass through detection circuitry electric connection, detect the inside parallel symmetry in chamber (11) and be provided with negative plate (1102) and anode plate (1103), and negative plate (1102) and anode plate (1103) negative pole and the positive pole of power respectively.
8. The stable soil moisture content detector of claim 6, wherein: an electromagnet (13) is arranged right above a filter screen (12) arranged at the joint of the detection cavity (11) and the air pump connector (14), and the electromagnet (13) controls the filter screen (12) to move up and down.
CN202120311635.9U 2021-02-03 2021-02-03 Stable form soil moisture content detector Active CN214794571U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120311635.9U CN214794571U (en) 2021-02-03 2021-02-03 Stable form soil moisture content detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120311635.9U CN214794571U (en) 2021-02-03 2021-02-03 Stable form soil moisture content detector

Publications (1)

Publication Number Publication Date
CN214794571U true CN214794571U (en) 2021-11-19

Family

ID=78751996

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120311635.9U Active CN214794571U (en) 2021-02-03 2021-02-03 Stable form soil moisture content detector

Country Status (1)

Country Link
CN (1) CN214794571U (en)

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