CN113759093A - Soil moisture detection sensor - Google Patents
Soil moisture detection sensor Download PDFInfo
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- CN113759093A CN113759093A CN202110131047.1A CN202110131047A CN113759093A CN 113759093 A CN113759093 A CN 113759093A CN 202110131047 A CN202110131047 A CN 202110131047A CN 113759093 A CN113759093 A CN 113759093A
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- soil moisture
- drill pipe
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- 239000002689 soil Substances 0.000 title claims abstract description 57
- 238000001514 detection method Methods 0.000 title claims abstract description 23
- 239000000523 sample Substances 0.000 claims abstract description 37
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 33
- 239000010935 stainless steel Substances 0.000 claims abstract description 33
- 239000004575 stone Substances 0.000 abstract description 6
- 238000001125 extrusion Methods 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 3
- 210000003781 tooth socket Anatomy 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
- G01N33/246—Earth materials for water content
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/22—Rods or pipes with helical structure
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
- G01N33/245—Earth materials for agricultural purposes
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- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
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- Food Science & Technology (AREA)
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- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention relates to the technical field of soil moisture detection, and discloses a soil moisture detection sensor which comprises a detection sensor, wherein a probe is fixedly installed at the bottom of the detection sensor, a fixed block is fixedly connected to the side surface of the detection sensor, a support arm is fixedly connected to one end, far away from the detection sensor, of the fixed block, a holding rod is fixedly connected to the top of the support arm, a sliding groove is formed in the side surface of the support arm, a holding plate is connected to the inner wall of the sliding groove in a sliding mode, a through groove is formed in the surface of the holding plate, and a limiting rod is connected to the inner wall of the through groove in a sliding mode. This soil moisture detects sensor sets up the stainless steel drill pipe through the outside at the probe, can be used for protecting the probe through drill pipe and soil contact when detecting soil moisture again, and rethread spring extrusion guide block utilizes the guide block to make stainless steel drill pipe and probe connection, and the probe can be through the moisture of stainless steel drill pipe survey soil, avoids the probe to receive the stone and blocks the back damage.
Description
Technical Field
The invention relates to the technical field of soil moisture detection, in particular to a soil moisture detection sensor.
Background
The soil moisture detection sensor is also called as a soil humidity sensor, consists of a stainless steel probe and a waterproof probe, can be buried in soil and dams for long-term use, can carry out fixed-point detection and on-line detection on soil moisture content on the surface layer and the deep layer of the soil, and can also be used as a tool for mobile measurement.
Soil moisture detects sensor's mobility measurement and is used more in farmland soil moisture content to detect, some crops that the planting condition is comparatively harsh must use soil moisture to detect sensor to soil moisture before planting, then judge whether soil accords with the planting standard again, but soil moisture detects sensor when using, need pierce the probe in the soil, if the probe is blockked by the stone in the soil when piercing soil, then lead to the probe to damage easily, and current most soil moisture detects sensor because the probe damages easily, can only be applicable to some soft farmland of soil property, its limitation is great, the practicality as the mobility measurement instrument is lower.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the soil moisture detection sensor which has the advantages of protecting the probe when detecting soil and detecting most of soil, and solves the problems that the probe is easy to damage when blocked by a stone block and has large limitation when in use.
The invention provides the following technical scheme: a soil moisture detection sensor comprises a detection sensor, wherein a probe is fixedly installed at the bottom of the detection sensor, a fixed block is fixedly connected to the side face of the detection sensor, a support arm is fixedly connected to one end, away from the detection sensor, of the fixed block, a holding rod is fixedly connected to the top of the support arm, a sliding groove is formed in the side face of the support arm, a holding plate is slidably connected to the inner wall of the sliding groove, a through groove is formed in the surface of the holding plate, a limiting rod is slidably connected to the inner wall of the through groove, a cylinder is fixedly connected to the lower surface of the holding plate, a first positioning rod and a second positioning rod are respectively fixedly connected to the side face of the support arm, the bottom end of the cylinder respectively penetrates through the fixed block, the first positioning rod and the second positioning rod, a round rod is fixedly connected to the side face of the support arm, a worm pipe is rotatably connected to the surface of the round rod, and a gear is fixedly sleeved on the surface of the worm pipe, the surface of first locating lever and second locating lever has all seted up the switching groove, the inner wall in switching groove rotates and is connected with the stainless steel drill pipe, the inner wall of stainless steel drill pipe rotates with the surface of probe to be connected, the bottom fixedly connected with spring of stainless steel drill pipe inner wall, the top fixedly connected with guide block of spring, the upper surface of guide block and the bottom overlap joint of probe.
Preferably, the top of the limiting rod is fixedly connected to the lower surface of the holding rod, a pressure spring is movably sleeved on the surface of the limiting rod, and the top end and the bottom end of the pressure spring are fixedly connected to the lower surface of the holding rod and the upper surface of the holding plate respectively.
Preferably, the lower surface of the holding plate is fixedly connected with a finger pad, the lower surface of the finger pad is arc-shaped, and the lower surface of the finger pad is provided with an arc-shaped finger groove.
Preferably, the top end of the cylinder is provided with a circular groove, the shape of the circular groove corresponds to that of the through groove, and the circular groove is positioned right below the through groove.
Preferably, the side surface of the cylinder is provided with a tooth groove, and the gear is meshed with the cylinder through the tooth groove.
Preferably, the surface of the stainless steel drill pipe is fixedly sleeved with a worm wheel, the worm wheel is located between the first positioning rod and the second positioning rod, and the outer edge of the worm wheel is meshed with the worm pipe.
Compared with the prior art, the invention has the following beneficial effects:
1. this soil moisture detects sensor sets up the stainless steel drill pipe through the outside at the probe, can be used for protecting the probe through drill pipe and soil contact when detecting soil moisture again, and rethread spring extrusion guide block utilizes the guide block to make stainless steel drill pipe and probe connection, and the probe can be through the moisture of stainless steel drill pipe survey soil, avoids the probe to receive the stone and blocks the back damage.
2. This soil moisture detects sensor, through setting up worm wheel and worm pipe, when soil moisture detects sensor detects the harder soil of soil texture, aim at the bottom of stainless steel drill pipe and treat the ground of surveying, recycle finger pulling grip block behind the holding rod, the cylinder receives the pulling force after rise and drives the gear rotatory, the gear rethread worm wheel drives the stainless steel drill pipe rotation with the worm pipe, drill out the hole with ground, then can survey soil, soil moisture detection device's application range has been improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the through-groove of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is a schematic cross-sectional view of the worm gear of the present invention from above;
FIG. 5 is a schematic cross-sectional view of the guide block according to the present invention;
FIG. 6 is an enlarged view of the structure at B in FIG. 5 according to the present invention.
In the figure: 1. a detection sensor; 2. a support arm; 3. holding the plate; 4. a holding rod; 5. a limiting rod; 6. a pressure spring; 7. a fixed block; 8. a worm pipe; 9. a gear; 10. a cylinder; 11. a tooth socket; 12. a stainless steel drill pipe; 13. a round bar; 14. a first positioning rod; 15. a second positioning rod; 16. a chute; 17. a circular groove; 18. a through groove; 19. a worm gear; 20. a probe; 21. a finger pad; 22. a guide block; 23. a spring; 24. a transfer groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a soil moisture detecting sensor comprises a detecting sensor 1, a probe 20 is fixedly installed at the bottom of the detecting sensor 1, a fixing block 7 is fixedly connected to the side surface of the detecting sensor 1, a support arm 2 is fixedly connected to one end of the fixing block 7 far away from the detecting sensor 1, a holding rod 4 is fixedly connected to the top of the support arm 2, a chute 16 is formed in the side surface of the support arm 2, a holding plate 3 is slidably connected to the inner wall of the chute 16, a finger pad 21 is fixedly connected to the lower surface of the holding plate 3, the lower surface of the finger pad 21 is arc-shaped, an arc-shaped finger groove is formed in the lower surface of the finger pad 21, the finger pad 21 is arranged to reduce the pressure of the holding plate 3 on fingers, so that the holding plate 3 is more comfortable when the fingers pull the holding plate 3, a through groove 18 is formed in the surface of the holding plate 3, a limiting rod 5 is slidably connected to the inner wall of the through groove 18, and the top of the limiting rod 5 is fixedly connected to the lower surface of the holding rod 4, the surface of the limiting rod 5 is movably sleeved with a pressure spring 6, the top end and the bottom end of the pressure spring 6 are fixedly connected with the lower surface of the holding rod 4 and the upper surface of the holding plate 3 respectively, the limiting rod 5 is used for limiting the position of the pressure spring 6, the holding plate 3 is convenient to push away the holding plate 3 from the holding rod 4 after the holding plate 3 is pulled, the lower surface of the holding plate 3 is fixedly connected with a cylinder 10, the top end of the cylinder 10 is provided with a circular groove 17, the shape of the circular groove 17 corresponds to that of the through groove 18, the circular groove 17 is positioned under the through groove 18, the inner wall of the circular groove 17 is in sliding connection with the surface of the limiting rod 5 and can be used for storing the limiting rod 5 when the limiting rod 5 is stretched, the side surface of the support arm 2 is fixedly connected with a first positioning rod 14 and a second positioning rod 15 respectively, the bottom end of the cylinder 10 penetrates through the fixing block 7, the first positioning rod 14 and the second positioning rod 15 respectively, the side surface of the cylinder 10 is provided with a tooth socket 11, the gear 9 is meshed with the cylinder 10 through the tooth socket 11, when the cylinder 10 goes up and down along with the holding plate 3, the tooth grooves 11 on the side of the cylinder 10 can drive the gear 9 to rotate, the side of the support arm 2 is fixedly connected with the round rod 13, the surface of the round rod 13 is rotatably connected with the worm pipe 8, the surface of the worm pipe 8 is fixedly sleeved with the gear 9, the surfaces of the first positioning rod 14 and the second positioning rod 15 are respectively provided with a switching groove 24, the inner wall of the switching groove 24 is rotatably connected with the stainless steel drill pipe 12, the surface of the stainless steel drill pipe 12 is fixedly sleeved with the worm wheel 19, the worm wheel 19 is positioned between the first positioning rod 14 and the second positioning rod 15, the outer edge of the worm wheel 19 is meshed with the worm pipe 8, the worm pipe 8 is driven to rotate by the gear 9 when the cylinder 10 moves, the worm pipe 8 is meshed with the worm wheel 19, the stainless steel drill pipe 12 can start to drill on the ground, the inner wall of the stainless steel drill pipe 12 is rotatably connected with the surface of the probe 20, the bottom of the inner wall of the stainless steel drill pipe 12 is fixedly connected with the spring 23, the top end of the spring 23 is fixedly connected with a guide block 22, and the upper surface of the guide block 22 is overlapped with the bottom end of the probe 20.
During operation, hold holding rod 4 and aim at the bottom of stainless steel drill pipe 12 and wait to detect ground, then the finger grasps the tensile grip block 3 of finger pad 21, loosen finger pad 21 after grip block 3 is close to grip block 4, grip block 3 begins to keep away from grip block 4 under the promotion of pressure spring 6, make grip block 3 drive cylinder 10 and carry out reciprocating motion, lightly promote grip block 4 and make the bottom of stainless steel drill pipe 12 press down ground, cylinder 10 moves and drives gear 9 rotation along with grip block 3 is tensile, gear 9 can drive worm pipe 8 and rotate when rotatory, worm pipe 8 can drive stainless steel drill pipe 12 through worm wheel 19 when rotating and rotate, utilize stainless steel drill pipe 12 to drill hole on ground, make probe 20 can survey the harder ground of soil quality through stainless steel drill pipe 12.
In summary, in the soil moisture detecting sensor, the stainless steel drill pipe 12 is arranged outside the probe 20, when soil moisture is detected again, the probe 20 can be protected by the contact between the drill pipe and soil, the guide block 22 is pressed by the spring 23, the stainless steel drill pipe 12 is connected with the probe 20 by the guide block 22, the probe 20 can detect the moisture of the soil through the stainless steel drill pipe 12, the probe 20 is prevented from being damaged by stones, by arranging the worm wheel 19 and the worm pipe 8, when the soil moisture detecting sensor detects soil with hard soil, the bottom end of the stainless steel drill pipe 12 is aligned to the ground to be detected, after the holding rod 4 is held, the holding plate 3 is pulled by fingers, the cylinder 10 is lifted to drive the gear 9 to rotate after receiving a pulling force, the gear 9 drives the stainless steel drill pipe 12 to rotate through the worm wheel 19 and the worm pipe 8, holes are drilled in the ground, and then the soil can be detected, the application range of the soil moisture detection device is improved, and the problems that the probe 20 is easy to damage when blocked by a stone and has large limitation when in use are solved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A soil moisture detection sensor, including detecting sensor (1), its characterized in that: the bottom fixed mounting of detecting sensor (1) has probe (20), the side fixedly connected with fixed block (7) of detecting sensor (1), one end fixedly connected with support arm (2) of detecting sensor (1) are kept away from to fixed block (7), top fixedly connected with holding rod (4) of support arm (2), spout (16) have been seted up to the side of support arm (2), the inner wall sliding connection of spout (16) has held board (3), hold the surface of board (3) and seted up logical groove (18), the inner wall sliding connection who leads to groove (18) has gag lever post (5), the lower fixed surface fixedly connected with cylinder (10) of holding board (3), the side of support arm (2) is the first locating lever of fixedly connected with (14) and second locating lever (15) respectively, the bottom of cylinder (10) runs through fixed block (7) respectively, The probe positioning device comprises a first positioning rod (14) and a second positioning rod (15), wherein a round rod (13) is fixedly connected to the side face of the support arm (2), a worm pipe (8) is connected to the surface of the round rod (13) in a rotating mode, a gear (9) is sleeved on the surface of the worm pipe (8), a transfer groove (24) is formed in the surfaces of the first positioning rod (14) and the second positioning rod (15), a stainless steel drill pipe (12) is connected to the inner wall of the transfer groove (24) in a rotating mode, the inner wall of the stainless steel drill pipe (12) is connected with the surface of a probe (20) in a rotating mode, a spring (23) is fixedly connected to the bottom of the inner wall of the stainless steel drill pipe (12), a guide block (22) is fixedly connected to the top end of the spring (23), and the upper surface of the guide block (22) is in lap joint with the bottom of the probe (20).
2. A soil moisture detecting sensor according to claim 1, wherein: the top fixed connection of gag lever post (5) is at the lower surface of holding rod (4), the surface activity of gag lever post (5) has cup jointed pressure spring (6), the top and the bottom of pressure spring (6) are connected with the lower surface of holding rod (4) and the upper surface fixed connection of holding plate (3) respectively.
3. A soil moisture detecting sensor according to claim 1, wherein: the lower surface of the holding plate (3) is fixedly connected with a finger pad (21), the lower surface of the finger pad (21) is arc-shaped, and an arc-shaped finger groove is formed in the lower surface of the finger pad (21).
4. A soil moisture detecting sensor according to claim 1, wherein: the top end of the cylinder (10) is provided with a circular groove (17), the shape of the circular groove (17) corresponds to that of the through groove (18), and the circular groove (17) is positioned right below the through groove (18).
5. A soil moisture detecting sensor according to claim 1, wherein: tooth grooves (11) are formed in the side faces of the cylinders (10), and the gears (9) are meshed with the cylinders (10) through the tooth grooves (11).
6. A soil moisture detecting sensor according to claim 1, wherein: the surface of the stainless steel drill pipe (12) is fixedly sleeved with a worm wheel (19), the worm wheel (19) is located between the first positioning rod (14) and the second positioning rod (15), and the outer edge of the worm wheel (19) is meshed with the worm pipe (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110131047.1A CN113759093B (en) | 2021-01-30 | 2021-01-30 | Soil moisture detection sensor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110131047.1A CN113759093B (en) | 2021-01-30 | 2021-01-30 | Soil moisture detection sensor |
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| CN113759093A true CN113759093A (en) | 2021-12-07 |
| CN113759093B CN113759093B (en) | 2022-06-14 |
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| CN202110131047.1A Active CN113759093B (en) | 2021-01-30 | 2021-01-30 | Soil moisture detection sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114608505A (en) * | 2022-03-15 | 2022-06-10 | 北京海纳川汽车部件股份有限公司 | Position detection device and speed reducer assembly |
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| CN111562356A (en) * | 2020-07-08 | 2020-08-21 | 贵州师范大学 | Quick detection device of soil moisture suitable for different soil texture |
| CN212364283U (en) * | 2020-04-23 | 2021-01-15 | 无锡子尘智能科技有限公司 | Device for monitoring soil humidity |
| CN212364291U (en) * | 2020-06-24 | 2021-01-15 | 河南博原环保科技有限公司 | Hygrograph equipment |
-
2021
- 2021-01-30 CN CN202110131047.1A patent/CN113759093B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5260666A (en) * | 1991-09-23 | 1993-11-09 | Troxler Electronic Laboratories, Inc. | Capacitance monitor for soil moisture |
| CN101762612A (en) * | 2010-01-19 | 2010-06-30 | 中国农业大学 | Time domain reflecting soil moisture tester and measurement method |
| CN201885993U (en) * | 2010-12-14 | 2011-06-29 | 重庆市科学技术研究院 | Soil-humidity sensor |
| CN203929699U (en) * | 2014-07-10 | 2014-11-05 | 北京林业大学 | A kind of soil moisture sensor flush mounting |
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| CN114608505A (en) * | 2022-03-15 | 2022-06-10 | 北京海纳川汽车部件股份有限公司 | Position detection device and speed reducer assembly |
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| CN113759093B (en) | 2022-06-14 |
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