CN115901926A - Monitor for measuring soil water content through magnetic variables - Google Patents
Monitor for measuring soil water content through magnetic variables Download PDFInfo
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- CN115901926A CN115901926A CN202310137856.2A CN202310137856A CN115901926A CN 115901926 A CN115901926 A CN 115901926A CN 202310137856 A CN202310137856 A CN 202310137856A CN 115901926 A CN115901926 A CN 115901926A
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Abstract
The invention belongs to the technical field of monitoring equipment, in particular to a monitor for measuring soil water content through magnetic variables, which comprises a monitoring seat; the bottom of the monitoring seat is fixedly connected with a conical rod; a plurality of fixing frames are fixedly connected to the outer surface of the monitoring seat close to the upper side; the fixed frames are arranged on the upper surface of the monitoring seat in a circumferential array; the outer surface of each fixed frame is in threaded connection with a threaded conical rod; the thread groove with screw thread taper rod looks adaptation is seted up to fixed frame's surface, has solved prior art, and when the monitor got into soil inside, its outside sensor isotructure received the extrusion of soil easily and the problem of damage, but also can avoid inside the soil water on the way or the running water on top layer enters into monitoring electrical apparatus for monitoring electrical apparatus has pertinence and pertinence to the detection of soil water content, has reduced the influence of non-target position water to this monitoring electrical apparatus.
Description
Technical Field
The invention belongs to the technical field of monitoring equipment, and particularly relates to a monitor for measuring soil water content through magnetic variables.
Background
The soil water content measurement refers to the quantitative determination of various liquid water contents in soil; sometimes, ice and part of mineral crystal water are also included, water content detection is mainly carried out according to an electromagnetic pulse sensor in a monitor, and the detection can be generally divided into two categories, namely a sampling method and an in-situ measurement method; the sampling method is to measure the water content of the soil sample after sampling in the field, and the in-situ measurement method is to directly measure the water content of the soil in the field by using an instrument.
As disclosed in publication No. CN101694475A, a multipoint soil moisture sensor and a method of soil moisture measurement using the same, the sensor comprising: the sensor nodes are used for measuring the moisture content of different positions of soil; the node selection module is selectively connected with the sensor nodes and used for gating and turning off the sensor nodes; the communication module is used for awakening the controller to select the sensor node according to a user instruction and feeding data measured by the sensor node back to a user; and the controller is connected with the node selection module and the communication module and is used for acquiring and processing frequency and controlling the communication module to communicate with a user.
When the monitor is used specifically, the monitor is generally inserted directly into soil, and these operations may cause the structure of the sensor and the like outside the monitor to be easily damaged by the extrusion of the soil, and there may be soil water or surface flowing water entering the monitor, which may cause the influence of water in a non-target position on the monitor.
To this end, the invention provides a monitor for measuring the water content of soil by means of a magnetic variable.
Disclosure of Invention
To remedy the deficiencies of the prior art, at least one of the technical problems set forth in the background is addressed.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a monitor for measuring soil water content through magnetic variables, which comprises a monitoring seat; the bottom of the monitoring seat is fixedly connected with a conical rod; a plurality of fixing frames are fixedly connected to the outer surface of the monitoring seat close to the upper side; the fixed frames are arranged on the upper surface of the monitoring seat in a circumferential array; the outer surface of each fixed frame is in threaded connection with a threaded taper rod; the outer surface of the fixed frame is provided with a thread groove matched with the thread taper rod; a plurality of mounting grooves are formed in the surface of the monitoring seat close to the lower side; a monitoring electric appliance is arranged in each mounting groove; in-situ measurement, in particular use, the monitor is generally inserted directly into soil, and these operations can cause the structure of the sensor and the like outside the monitor to be easily damaged by the extrusion of the soil, and soil water or surface flowing water along the way can enter the monitor, so that the influence of the water at the non-target position on the monitor can be caused; when the monitor is used specifically, a worker hammers a monitoring seat and a conical rod into a proper position of soil through hammering, then the monitoring seat and the conical rod are screwed into the soil through a fixed frame and the threaded conical rod, the stability of the monitoring seat is improved, the situation that the monitoring seat is toppled due to overlarge external wind force is avoided, a monitoring electric appliance is arranged in a mounting groove formed in the monitoring seat, the monitoring electric appliance cannot be in contact with the soil when the monitoring seat enters the soil from top to bottom, the problem that in the prior art, when the monitor enters the soil, structures such as external sensors are easily damaged due to extrusion of the soil is solved, soil water or flowing water on the surface layer along the way can be prevented from entering the monitoring electric appliance, the detection tool for the soil water content of the monitoring electric appliance is pointed and purposeful, and the influence of water in a non-target position on the monitoring electric appliance is reduced;
it should be noted that, the sensor measures the apparent dielectric constant of the soil according to the propagation frequency of the electromagnetic wave in the medium by using the electromagnetic pulse principle, so as to obtain the relative water content of the soil, the specific principle is that the sensor emits the electromagnetic wave with a certain frequency, the electromagnetic wave is transmitted along the probe, returns after reaching the bottom, and detects the voltage output by the probe, because the change of the dielectric constant of the soil usually depends on the water content of the soil, the water content of the soil can be calculated according to the relation between the output voltage and the water content;
the method for detecting the soil water content by using the electromagnetic pulse principle is also called a time domain reflectometry, the principle of the time domain reflectometry is that the transmission speed of electromagnetic waves along a transmission wire in a non-magnetic medium is V = c/epsilon, V = L/T is provided for a transmission wire with a known length of L, and epsilon = (ct/L) 2 can be obtained, wherein c is the transmission speed of light in vacuum, epsilon is the dielectric constant of the non-magnetic medium, T is the transmission time of the electromagnetic waves in the wire, and when the electromagnetic waves are transmitted to the end point of the wire, a part of the electromagnetic waves are reflected back along the wire, so that a time difference T is formed between incidence and reflection, therefore, the dielectric constant of the soil can be obtained by measuring the incident reflection time difference T of the electromagnetic waves on the wire embedded in the soil, and the water content of the soil can be further obtained;
the time domain reflection method has the advantages of rapidness, accuracy, continuous measurement and the like, does not damage the soil structure, can automatically monitor the soil moisture and the change thereof, measures in a corridor line mode, has low power consumption and saves cables.
Preferably, the outer surface of the monitoring seat is fixedly connected with a mounting ring close to the lower side; the outer surface of the mounting ring and the outer side of the mounting groove are rotatably connected with a shielding plate; the shielding plate is an elastic bendable rod; the shielding plates are arranged in a plurality and are arranged on the outer surface of the mounting groove at equal intervals; the during operation, under initial condition, a plurality of shielding plates are vertical state and keep off the surface at the mounting groove, play the inside monitoring electrical apparatus of mounting groove and shelter from the guard action, have solved when the monitor gets into soil inside, and its outside sensor isotructure receives the extrusion of soil easily and the problem of damage.
Preferably, the outer surface of the monitoring seat is fixedly connected with a limiting frame close to the lower side; an electric telescopic rod is connected inside the limiting frame in a sliding manner; the top end of the electric telescopic rod is fixedly connected with a pushing frame; the pushing frame is arranged below the shielding plate; the during operation, when this monitoring seat entered into the suitable position of soil, control electric telescopic handle removed this moment, made electric telescopic handle drive push away the frame and remove to one side of shielding plate, push away the frame and can promote the shielding plate and take place to deflect, make the shielding plate under the different vertical states take place to bend, and the shielding plate under the state of bending can promote the earth in the soil, provides certain monitoring space for monitoring electrical apparatus.
Preferably, the shielding plate consists of two blocking rods; a rotating shaft is rotatably connected between the two stop levers; a transverse plate is fixedly connected between the two stop levers; in the process of driving the pushing frame to move upwards by the electric telescopic rod, the shielding plate consisting of the two stop levers can rotate at a certain angle under the action of the rotating shaft when stressed, so that the pushing of moist soil is conveniently shielded.
Preferably, the bending part of each baffle plate is fixedly connected with a conical crushing rod; the lower surface of the conical crushing rod is fixedly connected with an embedded rod; the conical crushing rod and the embedding rod are designed in a V shape; when the shielding plate takes place to rotate, the shielding plate can drive the broken pole of the toper on its surface simultaneously and remove, and the broken pole of toper can push moist soil as far as possible open to be favorable to providing certain monitoring space to the monitoring electrical apparatus, be convenient for to the monitoring of monitoring electrical apparatus soil water content, set up the embedding pole moreover, when can make things convenient for this monitoring seat to remove to soil inside, be convenient for to the cutting of soil, make this monitoring seat remove to suitable position.
Preferably, the upper surface of the conical crushing rod is fixedly connected with stirring teeth; the number of the stirring teeth on the upper surface of the single conical crushing rod is multiple, and the stirring teeth are arranged on the upper surface of the conical crushing rod at equal intervals; in the process of moving the conical crushing rod, the conical crushing rod can simultaneously drive the stirring teeth on the surface of the conical crushing rod to move, and the stirring teeth can further crush soil, so that the process of monitoring the water content of the soil by the monitoring electric appliance is accelerated.
Preferably, the inner wall of the mounting groove is provided with symmetrically distributed limiting grooves; the inner wall of the mounting groove is positioned in the limiting groove and is connected with a sliding rod in a sliding manner; the outer surface of the sliding rod is connected with the rear surface of the monitoring electric appliance; the outer surface of the electric telescopic rod is fixedly connected with an L-shaped support rod; one side of the L-shaped stay bar close to the sliding bar is fixedly connected with an arc-shaped convex block; an arc-shaped plate is fixedly connected to the outer surface of the sliding rod and one side, close to the arc-shaped convex block, of the sliding rod; at electric telescopic handle removal in-process, electric telescopic handle can drive the L type vaulting pole removal on its surface simultaneously, and L type vaulting pole drives the arc lug and removes, and the arc lug can contact each other and support the pressure with the arc at the removal in-process, makes the arc drive the slide bar and the removal of monitoring electrical apparatus, makes the monitoring electrical apparatus remove to the certain distance to one side of soil to the monitor of being convenient for to soil water content.
Preferably, the diameter of the arc-shaped plate is smaller than that of the arc-shaped bump; the width of the sliding rod is matched with that of the limiting groove; a spring is fixedly connected to the outer surface of the sliding rod and positioned on the inner wall of the limiting groove; set up the spring in one side of slide bar, be favorable to accomplishing the back at soil water content monitoring, under the recovery of spring, the spring can drive slide bar and monitoring electrical apparatus to initial position, when avoiding outwards extracting at this monitoring seat, the sensor structure of monitoring electrical apparatus easily receives the extrusion of soil and the problem of damage, has improved the life of monitoring electrical apparatus, can use monitoring electrical apparatus many times.
Preferably, the inner wall of the mounting groove is fixedly connected with a scraper; the scraper is arranged above the monitoring electric appliance; the length of the scraper is matched with that of the monitoring electric appliance; in the process of recovering the monitoring electric appliance, the scraper on the inner wall of the mounting groove can scrape off the soil on the surface of the monitoring electric appliance, so that the monitoring electric appliance can be taken out conveniently.
Preferably, the bottom end of each embedded rod is fixedly connected with a pressing plate; the pressing plate is conical; the pressing plate is arranged at the bottom of the embedding rod and can crush soil quickly, so that the monitoring seat can be hammered into the soil conveniently.
The invention has the following beneficial effects:
1. according to the monitor for measuring the water content of the soil through the magnetic variable, the fixed frame and the threaded taper rod are screwed into the soil, so that the stability of the monitoring seat is improved, the situation that the monitoring seat is toppled over due to overlarge external wind force is avoided, the monitoring electric appliance is arranged in the mounting groove formed in the monitoring seat, the monitoring electric appliance cannot be in contact with the soil when the monitoring seat enters the soil from top to bottom, the problem that in the prior art, when the monitor enters the soil, structures such as external sensors are easily damaged due to extrusion of the soil is solved, in addition, along-the-way soil water or flowing water on the surface layer can be prevented from entering the monitoring electric appliance, the detection of the soil water content by the monitoring electric appliance is pointed and targeted, and the influence of non-target position water on the monitoring electric appliance is reduced.
2. According to the monitor for measuring the water content of the soil through the magnetic variables, the electric telescopic rod can simultaneously drive the L-shaped support rod on the surface of the electric telescopic rod to move in the moving process of the electric telescopic rod, the L-shaped support rod drives the arc-shaped convex block to move, the arc-shaped convex block can be in mutual contact with and abut against the arc-shaped plate in the moving process, the arc-shaped plate drives the sliding rod and the monitoring electric appliance to move, the monitoring electric appliance moves to one side of the soil to a certain distance, and therefore the monitor can conveniently monitor the water content of the soil; under the recovery of spring, the spring can drive slide bar and monitoring electrical apparatus to initial position, when avoiding outwards extracting at this monitoring seat, the sensor structure of monitoring electrical apparatus easily receives the extrusion of soil and the problem of damage, has improved the life of monitoring electrical apparatus, can use monitoring electrical apparatus many times.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic view of the shutter of the present invention in a folded state;
FIG. 3 is a schematic view of the shield of the present invention in an upright position;
FIG. 4 is a schematic view of the internal structure of the mounting groove of the present invention;
FIG. 5 is a schematic view of the mounting groove and monitoring device of the present invention;
FIG. 6 is a schematic view of a portion of the lever of the present invention;
FIG. 7 is a schematic view of a structure of a shielding plate according to the present invention;
FIG. 8 is a schematic view of the structure of FIG. 7 at A in accordance with the present invention;
fig. 9 is a schematic view of the structure of a second embodiment of the pressing plate of the present invention.
In the figure: 1. a monitoring base; 101. a tapered rod; 102. a mounting ring; 2. a fixed frame; 21. a threaded taper rod; 3. mounting grooves; 4. monitoring an electrical appliance; 5. a shielding plate; 6. a limiting frame; 7. an electric telescopic rod; 8. pushing the frame; 501. a stop lever; 502. a rotating shaft; 9. a tapered crushing rod; 10. an embedded rod; 11. stirring teeth; 12. a slide bar; 121. a spring; 13. an L-shaped stay bar; 14. an arc-shaped bump; 15. an arc-shaped plate; 16. a squeegee; 17. and (7) pressing a plate.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example 1
As shown in fig. 1 to 8, a monitor for measuring soil water content by magnetic variables according to an embodiment of the present invention includes a monitor base 1; the bottom of the monitoring seat 1 is fixedly connected with a conical rod 101; an electromagnetic pulse monitoring block is arranged in the monitoring seat 1 and is used for monitoring the moisture of soil, and the electromagnetic pulse monitoring block is not marked in the figure; a plurality of fixing frames 2 are fixedly connected to the outer surface of the monitoring seat 1 close to the upper side; a plurality of fixing frames 2 are arranged on the upper surface of the monitoring seat 1 in a circumferential array; the outer surface of each fixed frame 2 is in threaded connection with a threaded taper rod 21; the outer surface of the fixed frame 2 is provided with a thread groove matched with the thread taper rod 21; a plurality of mounting grooves 3 are formed in the surface of the monitoring seat 1 close to the lower side; a monitoring electric appliance 4 is arranged in each mounting groove 3; in-situ measurement, in particular, the monitor is generally inserted directly into soil, and these operations may cause the external sensor and other structures to be easily damaged by the extrusion of soil, and may also cause soil water or surface flowing water to enter into the monitor, which may cause the influence of water in non-target positions on the monitor; when the monitor is used specifically, a worker hammers the monitoring seat 1 and the conical rod 101 into a proper position of soil through hammering of external equipment, then the monitoring seat 1 is screwed into the soil through the fixed frame 2 and the threaded conical rod 21, the stability of the monitoring seat 1 is improved, the situation that the monitoring seat 1 is toppled due to overlarge external wind force is avoided, the monitoring electric appliance 4 is arranged in the mounting groove 3 formed in the monitoring seat 1, when the monitoring seat 1 enters the soil from top to bottom, the monitoring electric appliance 4 cannot be in contact with the soil, the problem that in the prior art, when the monitor enters the soil, structures such as external sensors are easily damaged due to extrusion of the soil is solved, soil water or flowing water on the surface layer can be prevented from entering the monitoring electric appliance 4 along the way, the monitoring electric appliance 4 has pertinence and pertinence on detection of the soil water content, and the influence of water in a non-target position on the monitoring electric appliance 4 is reduced;
the sensor measures the apparent dielectric constant of soil according to the propagation frequency of electromagnetic waves in a medium by utilizing the principle of electromagnetic pulses so as to obtain the relative water content of the soil, and the specific principle is that the sensor emits the electromagnetic waves with certain frequency, the electromagnetic waves are transmitted along a probe and return after reaching the bottom, the voltage output by the probe is detected, and the change of the dielectric constant of the soil usually depends on the water content of the soil, so that the water content of the soil can be calculated according to the relation between the output voltage and the water content;
the method for detecting the soil water content by using the electromagnetic pulse principle is also called as a time domain reflectometry method, the time domain reflectometry method is characterized in that the transmission speed V = c/epsilon of an electromagnetic wave along a transmission wire in a non-magnetic medium, V = L/T is provided for a transmission wire with a known length L, and epsilon = (ct/L) 2 can be obtained, wherein c is the transmission speed of light in vacuum, epsilon is the dielectric constant of the non-magnetic medium, T is the transmission time of the electromagnetic wave in the wire, and when the electromagnetic wave is transmitted to the end point of the wire, a part of the electromagnetic wave is reflected back along the wire, so that a time difference T is formed between incidence and reflection, and therefore, the dielectric constant of the soil can be obtained by measuring the incident reflection time difference T of the electromagnetic wave in the wire embedded in the soil, and further the soil water content can be obtained;
the time domain reflection method has the advantages of rapidness, accuracy, continuous measurement and the like, does not damage the soil structure, can automatically monitor the soil moisture and the change thereof, measures in a corridor line mode, has low power consumption, and saves cables.
A limiting frame 6 is fixedly connected to the lower side of the outer surface of the monitoring seat 1; an electric telescopic rod 7 is connected inside the limiting frame 6 in a sliding manner; the top end of the electric telescopic rod 7 is fixedly connected with a pushing frame 8; the push frame 8 is arranged below the shielding plate 5; when the monitoring seat 1 enters a proper position of soil during working, the electric telescopic rod 7 is controlled to move at the moment, the electric telescopic rod 7 drives the push frame 8 to move towards one side of the shielding plate 5, the push frame 8 can push the shielding plate 5 to deflect, the shielding plates 5 in different vertical states are bent, the shielding plate 5 in the bent state can push soil in the soil, and a certain monitoring space is provided for the monitoring electric appliance 4;
the inner wall of the mounting groove 3 is provided with limiting grooves which are symmetrically distributed; a sliding rod 12 is slidably connected to the inner wall of the mounting groove 3 and is positioned in the limiting groove; the outer surface of the sliding rod 12 is connected with the rear surface of the monitoring appliance 4; the outer surface of the electric telescopic rod 7 is fixedly connected with an L-shaped support rod 13; an arc-shaped convex block 14 is fixedly connected to one side of the L-shaped stay bar 13 close to the sliding bar 12; an arc-shaped plate 15 is fixedly connected to one side of the outer surface of the sliding rod 12, which is close to the arc-shaped convex block 14; at electric telescopic handle 7 removal in-process, electric telescopic handle 7 can drive L type vaulting pole 13 on its surface simultaneously and remove, L type vaulting pole 13 drives arc lug 14 and removes, arc lug 14 is at the removal in-process, can contact each other and support the pressure with arc 15, makes arc 15 drive slide bar 12 and monitoring electrical apparatus 4 remove, makes monitoring electrical apparatus 4 remove to the certain distance to one side of soil to be convenient for monitor electrical apparatus 4 to the monitoring of soil water content.
As shown in fig. 2 to 4, a mounting ring 102 is fixedly connected to the lower side of the outer surface of the monitoring seat 1; a baffle plate 5 is rotatably connected to the outer surface of the mounting ring 102 and positioned at the outer side of the mounting groove 3; the shielding plate 5 is an elastic bendable rod; the shielding plates 5 are arranged in a plurality in number and are arranged on the outer surface of the mounting groove 3 at equal intervals; during operation, under initial condition, a plurality of shielding plates 5 are vertical state and keep off the surface at mounting groove 3, play the inside monitoring electrical apparatus 4 of mounting groove 3 and shelter from the guard action, have solved when monitoring electrical apparatus 4 gets into soil inside, and its outside sensor isotructure receives the extrusion of soil easily and the problem of damage.
The shielding plate 5 consists of two blocking rods 501; a rotating shaft 502 is rotatably connected between the two stop levers 501; a transverse plate is fixedly connected between the two stop levers 501; in the process that the electric telescopic rod 7 drives the pushing frame 8 to move upwards, the shielding plate 5 formed by the two blocking rods 501 is stressed, and the two blocking rods 501 rotate at a certain angle under the action of the rotating shaft 502, so that the shielding plate 5 can push moist soil conveniently.
The bent part of each baffle plate 5 is fixedly connected with a conical crushing rod 9; the lower surface of the conical crushing rod 9 is fixedly connected with an embedded rod 10; the conical crushing rod 9 and the embedding rod 10 are designed in a V shape; when baffle 5 takes place to rotate, baffle 5 can drive the broken pole 9 of toper on its surface simultaneously and remove, the broken pole 9 of toper can push moist soil away as soon as possible to be favorable to providing certain monitoring space to monitoring electrical apparatus 4, be convenient for to the monitoring of monitoring electrical apparatus 4 soil water content, and set up embedding pole 10 moreover, can make things convenient for this monitoring seat 1 when removing to soil inside, be convenient for to the cutting of soil, make this monitoring seat 1 remove to suitable position.
The upper surface of the conical crushing rod 9 is fixedly connected with a stirring tooth 11; the number of the stirring teeth 11 on the upper surface of the single conical crushing rod 9 is multiple, and the stirring teeth are arranged on the upper surface of the conical crushing rod 9 at equal intervals; in the moving process of the conical crushing rod 9, the conical crushing rod 9 can simultaneously drive the stirring teeth 11 on the surface of the conical crushing rod to move, the stirring teeth 11 can further crush soil, and the process of monitoring the water content of the soil by the monitoring electric appliance 4 is accelerated.
The diameter of the arc-shaped plate 15 is smaller than that of the arc-shaped bump 14; the width of the sliding rod 12 is matched with that of the limiting groove; a spring 121 is fixedly connected to the outer surface of the sliding rod 12 and positioned on the inner wall of the limiting groove; set up spring 121 in one side of slide bar 12, be favorable to accomplishing the back at soil water content monitoring, under spring 121's recovery, spring 121 can drive slide bar 12 and monitoring electrical apparatus 4 to initial position, when avoiding outwards extracting at this monitoring seat 1, the sensor structure of monitoring electrical apparatus 4 easily receives the extrusion of soil and the problem of damage, has improved monitoring electrical apparatus 4's life, can use monitoring electrical apparatus 4 many times.
The inner wall of the mounting groove 3 is fixedly connected with a scraper 16; the scraper 16 is arranged above the monitoring electric appliance 4; the length of the scraper 16 is matched with that of the monitoring electric appliance 4; in the recovery process of the monitoring electric appliance 4, the scraper 16 on the inner wall of the mounting groove 3 scrapes off the soil on the surface of the monitoring electric appliance 4, so that the monitoring electric appliance 4 can be taken out conveniently.
Example 2
As shown in fig. 9, a first comparative example, in which another embodiment of the present invention is: the bottom end of each embedded rod 10 is fixedly connected with a pressing plate 17; the pressing plate 17 is conical in shape; the pressing plate 17 is arranged at the bottom of the embedding rod 10, and the pressing plate 17 can quickly crush soil, so that the monitoring base 1 can be conveniently hammered into the soil.
When the monitoring device works, when the soil water content is specifically monitored, a worker hammers the monitoring seat 1 and the conical rod 101 into a proper position of soil through hammering of external equipment, and then screws the fixed frame 2 and the threaded conical rod 21 into the soil, so that the stability of the monitoring seat 1 is improved, the situation that the monitoring seat 1 is toppled over due to overlarge external wind force is avoided, the monitoring electrical appliance 4 is arranged in the mounting groove 3 formed in the monitoring seat 1, and when the monitoring seat 1 enters the soil from top to bottom, the monitoring electrical appliance 4 cannot be in contact with the soil, so that the problem that in the prior art, when a monitor enters the soil, structures such as external sensors are easily damaged due to extrusion of the soil is solved, and soil water or flowing water on the surface layer can be prevented from entering the monitoring electrical appliance 4 along the way, so that the monitoring electrical appliance 4 has pertinence and pertinence on the water content of the soil, and the influence of non-target position water on the monitoring electrical appliance 4 is reduced; in an initial state, the shielding plates 5 are vertically blocked on the outer surface of the mounting groove 3, so that the shielding and protecting effects on the monitoring electric appliance 4 inside the mounting groove 3 are achieved, and the problem that when the monitoring electric appliance 4 enters the soil, structures such as external sensors are easily damaged due to extrusion of the soil is solved; when this monitoring seat 1 entered into the suitable position of soil, control electric telescopic handle 7 removal this moment, make electric telescopic handle 7 drive and push away frame 8 and remove to one side of shielding plate 5, push away frame 8 and can promote shielding plate 5 and take place to deflect, make shielding plate 5 under the different vertical states take place to bend, and shielding plate 5 under the state of bending can promote the earth in the soil, provides certain monitoring space for monitoring electrical apparatus 4.
In the process that the electric telescopic rod 7 drives the pushing frame 8 to move upwards, the shielding plate 5 formed by the two blocking rods 501 rotates at a certain angle under the action of the rotating shaft 502 when stressed, so that the shielding plate 5 can conveniently push the moist soil; when the shielding plate 5 rotates, the shielding plate 5 can simultaneously drive the conical crushing rod 9 on the surface of the shielding plate to move, the conical crushing rod 9 can push away wet soil as soon as possible, so that a certain monitoring space is provided for the monitoring electric appliance 4, the monitoring of the soil water content of the monitoring electric appliance 4 is facilitated, and the embedded rod 10 is arranged, so that the monitoring base 1 can conveniently cut the soil when moving to the inside of the soil, and the monitoring base 1 can be moved to a proper position; in the moving process of the conical crushing rod 9, the conical crushing rod 9 can simultaneously drive the stirring teeth 11 on the surface of the conical crushing rod to move, the stirring teeth 11 can further crush the soil, and the process of monitoring the water content of the soil by the monitoring electric appliance 4 is accelerated; in the moving process of the electric telescopic rod 7, the electric telescopic rod 7 can simultaneously drive the L-shaped support rod 13 on the surface of the electric telescopic rod to move, the L-shaped support rod 13 drives the arc-shaped convex block 14 to move, and the arc-shaped convex block 14 can be mutually contacted with and pressed against the arc-shaped plate 15 in the moving process, so that the arc-shaped plate 15 drives the sliding rod 12 and the monitoring electric appliance 4 to move, the monitoring electric appliance 4 moves to one side of soil to a certain distance, and the monitoring of the electric appliance 4 on the water content of the soil is facilitated; the spring 121 is arranged on one side of the sliding rod 12, so that after the soil water content monitoring is completed, the spring 121 can drive the sliding rod 12 and the monitoring electric appliance 4 to an initial position under the recovery of the spring 121, the problem that when the monitoring seat 1 is pulled out outwards, the sensor structure of the monitoring electric appliance 4 is easily damaged due to the extrusion of soil is solved, the service life of the monitoring electric appliance 4 is prolonged, and the monitoring electric appliance 4 can be used for multiple times; in the recovery process of the monitoring electric appliance 4, the scraper 16 on the inner wall of the mounting groove 3 scrapes off the soil on the surface of the monitoring electric appliance 4, so that the monitoring electric appliance 4 can be taken out conveniently; the pressing plate 17 is arranged at the bottom of the embedding rod 10, and the pressing plate 17 can quickly crush soil, so that the monitoring base 1 can be conveniently hammered into the soil.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
It should also be noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may for example be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A monitor for measuring the water content of soil by magnetic variables, comprising a monitoring seat (1); the method is characterized in that: the bottom of the monitoring seat (1) is fixedly connected with a conical rod (101); an electromagnetic pulse monitoring block is arranged in the monitoring seat (1); a plurality of fixed frames (2) are fixedly connected to the outer surface of the monitoring seat (1) close to the upper side; the fixed frames (2) are arranged on the upper surface of the monitoring seat (1) in a circumferential array; the outer surface of each fixed frame (2) is in threaded connection with a threaded conical rod (21); the outer surface of the fixed frame (2) is provided with a thread groove matched with the thread taper rod (21); a plurality of mounting grooves (3) are formed in the surface of the monitoring seat (1) close to the lower side; a monitoring electric appliance (4) is arranged in each mounting groove (3);
a limiting frame (6) is fixedly connected to the lower side of the outer surface of the monitoring seat (1); an electric telescopic rod (7) is connected inside the limiting frame (6) in a sliding manner; the top end of the electric telescopic rod (7) is fixedly connected with a pushing frame (8); the pushing frame (8) is arranged below the shielding plate (5);
the inner wall of the mounting groove (3) is provided with limiting grooves which are symmetrically distributed; the inner wall of the mounting groove (3) is positioned in the limiting groove and is connected with a sliding rod (12) in a sliding manner; the outer surface of the sliding rod (12) is connected with the rear surface of the monitoring electric appliance (4); the outer surface of the electric telescopic rod (7) is fixedly connected with an L-shaped stay bar (13); one side of the L-shaped stay bar (13) close to the sliding bar (12) is fixedly connected with an arc-shaped convex block (14); an arc-shaped plate (15) is fixedly connected to one side of the outer surface of the sliding rod (12) close to the arc-shaped convex block (14).
2. A monitor for measuring the water content of soil by magnetic variables according to claim 1, wherein: the outer surface of the monitoring seat (1) is fixedly connected with a mounting ring (102) close to the lower side; the outer surface of the mounting ring (102) and the outer side of the mounting groove (3) are rotatably connected with a shielding plate (5); the shielding plate (5) is an elastic bendable rod; the number of the shielding plates (5) is multiple, and the shielding plates are equidistantly arranged on the outer surface of the mounting groove (3).
3. A monitor for measuring the water content of soil by magnetic variables according to claim 2, wherein: the shielding plate (5) consists of two blocking rods (501); a rotating shaft (502) is rotatably connected between the two stop levers (501); a transverse plate is fixedly connected between the two stop levers (501).
4. A monitor for measuring the water content of soil by magnetic variation as claimed in claim 2, wherein: the bent part of each shielding plate (5) is fixedly connected with a conical crushing rod (9); the lower surface of the conical crushing rod (9) is fixedly connected with an embedded rod (10); the conical crushing rod (9) and the embedding rod (10) are designed in a V shape.
5. A monitor for measuring the water content of soil by magnetic variables according to claim 4, wherein: the upper surface of the conical crushing rod (9) is fixedly connected with stirring teeth (11); the single conical crushing rod (9) is provided with a plurality of stirring teeth (11) on the upper surface, and the stirring teeth are arranged on the upper surface of the conical crushing rod (9) at equal intervals.
6. A monitor for measuring the water content of soil by magnetic variation as claimed in claim 1, wherein: the diameter of the arc-shaped plate (15) is smaller than that of the arc-shaped bump (14); the width of the sliding rod (12) is matched with that of the limiting groove; the outer surface of the sliding rod (12) is fixedly connected with a spring (121) on the inner wall of the limiting groove.
7. A monitor for measuring the water content of soil by magnetic variables according to claim 1, wherein: the inner wall of the mounting groove (3) is fixedly connected with a scraper (16); the scraper (16) is arranged above the monitoring electric appliance (4); the length of the scraper (16) is matched with that of the monitoring appliance (4).
8. A monitor for measuring the water content of soil by magnetic variation as claimed in claim 4, wherein: the bottom end of each embedded rod (10) is fixedly connected with a pressing plate (17); the pressing plate (17) is conical in shape.
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| CN115901926B (en) | 2023-05-12 |
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