CN110927019A - Improved facility soil water and salt migration test device - Google Patents

Improved facility soil water and salt migration test device Download PDF

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Publication number
CN110927019A
CN110927019A CN201911338970.1A CN201911338970A CN110927019A CN 110927019 A CN110927019 A CN 110927019A CN 201911338970 A CN201911338970 A CN 201911338970A CN 110927019 A CN110927019 A CN 110927019A
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pipeline
soil
container
test
water
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王巧焕
何春锋
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East China Institute of Technology
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East China Institute of Technology
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N13/00Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N13/00Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
    • G01N13/04Investigating osmotic effects

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  • Life Sciences & Earth Sciences (AREA)
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Abstract

The invention discloses an improved facility soil water and salt migration test device, which relates to the field of soil water and salt migration tests and comprises a base, wherein a heating mechanism is fixedly arranged on the outer surface of the top of the base, a test container is fixedly arranged on the outer surface of the top of the heating mechanism, a top cover is clamped on the outer surface of the top of the test container, a soil salinity detection mechanism is arranged on the outer surface of the front end of the test container, and a supply mechanism is arranged on one side of the test container. The invention can carry out simulation test aiming at rainfall and evaporation phenomena in the nature through the arranged heating mechanism, the test container, the supply mechanism and the soil salinity detection mechanism, has the characteristic of high fidelity, and can avoid the phenomena of different water contents of test soil in different regions and different heat quantity of the test soil in different regions in the test process, and the obtained soil water and salt migration test data has high accuracy.

Description

Improved facility soil water and salt migration test device
Technical Field
The invention relates to the field of soil water and salt migration tests, in particular to an improved facility soil water and salt migration test device.
Background
Under the action of hydraulic power ratio drop and concentration gradient, the water and salt in unsaturated soil move. The method is an important content of the irrigation and water conservancy science by mastering the movement law of water and salt in soil and forecasting the development trend of the movement law, and salt in the soil moves along with water. During evaporation salt is transported with the moisture to the surface layer. Salt is accumulated in surface soil after water is evaporated; the water infiltrated by irrigation and rainfall carries the salt to the deep layer. If the salt brought to the surface layer is more than the salt brought to the deep layer by infiltration leaching due to evaporation in a long time, the soil is in a salt accumulation state; otherwise, the desalination state is reached. Soil water salt dynamics are related to irrigation drainage conditions and agricultural technical measures. In arid and semiarid regions, if the irrigation quantity is too much and drainage facilities are lacked, the rise of underground water level is caused, evaporation is increased, salt content in surface soil is continuously accumulated, and secondary salinization is formed.
The facility agriculture can enable the traditional agriculture to get rid of natural constraint, move to the modern agricultural production, and create conditions for improving the land utilization efficiency and relieving the increasingly serious human spear shield. As a main supply mode of anti-season vegetables in China, facility farmers already obtain remarkable economic and social benefits, but due to special greenhouse environment and unreasonable artificial management of facility cultivation, a series of soil ecological problems are brought, wherein secondary salinization of soil is the most common, and certain adverse effects are brought to facility agriculture.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides an improved facility soil water and salt migration test device which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a modified facility soil water salt migration test device, includes the base, the top surface fixed mounting of base has heating mechanism, heating mechanism's top surface fixed mounting has experimental container, experimental container's top surface clamps has the top cap, experimental container's front end surface is provided with soil salt detection mechanism, one side of experimental container is provided with supply mechanism, the top of base still is provided with transport mechanism, transport mechanism is located one side that supply mechanism was kept away from to experimental container.
Preferably, the heating mechanism is composed of an electric heating plate and a heat conducting strip, the outer surface of the top of the electric heating plate is provided with a jack, and the bottom end of the heat conducting strip is inserted into the jack.
Preferably, the experimental container comprises container main part, interior tooth pipeline, knob stopper, first staple bolt, second staple bolt, sealing door, grab handle and tool to lock, interior tooth pipeline passes through welded fastening and installs in the front end surface of container main part, interior tooth pipeline communicates with each other with the inside of container main part, the knob stopper is installed to the internal thread of interior tooth pipeline, first staple bolt and second staple bolt all through connecting rod welded fastening on one side outer wall of container main part.
Preferably, the top cap comprises top cap main part, bleeder vent, recess, sealing stopper and rubber strip, sealing stopper passes through riveting fixed mounting in the bottom of top cap main part, the rubber strip is fixed in around sealing the stopper through adhesive paste, set up the hole site the same with the bleeder vent size and counterpoint on the sealing stopper.
Preferably, soil salinity detection mechanism comprises soil salinity sensor shell, apron, soil salinity sensor instrument, the protruding piece of cambered surface, fixture block, first independent space, the independent space of second, spiral cable and soil salinity sensor probe, embedded the installing in first independent space of soil salinity sensor instrument, the fixture block distributes in the both sides of apron, set up the draw-in groove corresponding with the fixture block on the inner wall in the independent space of second, the fixture block clamps to the draw-in groove in, spiral cable's one end and soil salinity sensor instrument fixed connection, spiral cable's the other end and soil salinity sensor probe fixed connection.
Preferably, the supply mechanism comprises an input pipeline, a water pump, a first pipeline, a first elbow, a second pipeline, a second elbow, a third pipeline and a spray header, wherein one end of the input pipeline is fixedly connected with a water inlet end of the water pump through a joint, one end of the first pipeline is fixedly connected with a water outlet end of the water pump through a joint, one end of the first elbow is in threaded connection with the other end of the first pipeline, one end of the second pipeline is in threaded connection with the other end of the first elbow, the other end of the second pipeline extends into the container body, the other end of the second pipeline is in threaded connection with one end of the second elbow, the top end of the third pipeline is in threaded connection with the other end of the second elbow, and the spray header is fixedly mounted at the bottom end of the third pipeline.
Preferably, the inner wall of the container main body is provided with a notch corresponding to the rubber strip, and the rubber strip is clamped into the notch.
Preferably, the second hoop is fixedly sleeved in the middle of the water pump, and the first hoop is fixedly sleeved in the middle of the first pipeline.
Preferably, the bottom outer surface of the base is fixedly provided with the bottom cushions through strong glue adhesion, the number of the bottom cushions is four, the bottom cushions are distributed at the corners of the bottom of the base, and the bottom outer surface of the bottom cushions is fixedly provided with the anti-slip cushions through strong glue adhesion.
Preferably, the input pipeline is a corrugated pipe, and the first pipeline, the second pipeline and the third pipeline are all stainless steel pipes.
Preferably, a hinge is arranged between the sealing door and the container body, one side of the sealing door is movably connected with the outer surface of the rear end of the container body through the hinge, two ends of the grab handle are fixedly connected with the outer surface of the rear end of the sealing door through rivet welding, and the lockset is installed between the sealing door and the container body.
Preferably, the transport mechanism comprises transport case, roof, bottom plate, pneumatic cylinder, piston rod, T type spout, side cap and hasp, bottom plate fixed mounting is in the top of base, pneumatic cylinder fixed mounting is in the top of bottom plate, piston rod movable mounting is on the pneumatic cylinder, roof fixed mounting is on the top of piston rod, transport case fixed mounting is in the top of roof, T type slider fixed mounting is in one side that the transport case is close to experimental container, the side cap passes through hinge movable mounting in one side that the transport case is close to experimental container, the hasp rotates to be installed in one side that the transport case is close to experimental container.
Preferably, the number of the T-shaped sliding blocks is two, two sets of T-shaped sliding grooves are formed in the outer surface of one side close to the conveying mechanism, and the T-shaped sliding blocks are arranged in the T-shaped sliding grooves in a sliding mode.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the soil salinity detection mechanism and the test container, the soil salinity sensor probe and the spiral cable are located in the second independent space of the soil salinity sensor shell, the cover plate seals the opening of the second independent space to protect the soil salinity sensor probe and the spiral cable, the spiral cable has excellent elasticity and can be stretched to a certain extent, test soil is filled in the container body, the inner tooth pipelines longitudinally arranged in front of the container body correspond to the detection height of the test soil, the cover plate is opened during detection, the soil salinity sensor probe is taken out, the knob plug is detached, the soil salinity sensor probe penetrates through the inner tooth pipelines at different height positions to be in contact with the test soil, salinity detection can be performed on the soil at different heights, operation is convenient, and use is facilitated.
2. According to the invention, through the arranged supply mechanism, test water is input from the input pipeline, the water pump can control the flow direction and the flow speed of the water, then the test water reaches the spray header through the first pipeline, the second pipeline and the third pipeline, and finally the test water is sprayed out from the spray header, so that a large-range water curtain is formed, the spray range is improved, and the test soil in different regions is prevented from having different water contents, and the accuracy of test data is prevented from being influenced.
3. According to the invention, the electric heating plate provides heat energy through the arranged heating mechanism to heat the test soil, and the heat conducting strips can uniformly conduct the heat energy to the test soil, so that the test soil in different areas is prevented from being heated unevenly, and the accuracy of test data is prevented from being influenced.
4. According to the invention, through the arranged transportation mechanism, the hydraulic cylinder and the piston rod are used as the lifting mechanism, the hollow top in the transportation box is open and is used for filling test soil, the piston rod moves upwards and can push the transportation box to move upwards, when the transportation box moves to the highest point, the side cover is opened, so that the test soil can be conveniently input into the container main body, meanwhile, in the longitudinal movement process of the transportation box, the T-shaped sliding block slides in the T-shaped sliding groove on the side surface of the container main body in the same direction, the limiting effect can be achieved for the transportation box, the stability of the transportation box in the longitudinal movement process can be improved, in addition, after the sealing door at the rear end of the container main body is opened, the opening at the rear end of the container main body.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic view of the heating mechanism according to the present invention;
FIG. 3 is a schematic view of the structure of a test container according to the present invention;
FIG. 4 is a rear view of a test container according to the present invention;
FIG. 5 is a schematic perspective view of the top cover of the present invention;
FIG. 6 is a schematic structural diagram of a soil salinity detecting mechanism according to the present invention;
FIG. 7 is a schematic view of the structure of the cover plate of the present invention;
FIG. 8 is a schematic view of the internal structure of the soil salinity detecting mechanism according to the present invention;
FIG. 9 is a schematic view of the structure of the feeding mechanism of the present invention;
FIG. 10 is a schematic view of the structure of the transport mechanism of the present invention;
FIG. 11 is an enlarged view of A in the present invention;
fig. 12 is a right side view of the side cover of the present invention.
In the figure: 1. a base; 2. a heating mechanism; 21. an electrical heating plate; 22. a heat conducting strip; 3. a test vessel; 31. a container body; 32. an internal dental canal; 33. a knob plug; 34. a first hoop; 35. a second hoop; 36. a sealing door; 37. a handle; 38. a lock; 4. a top cover; 41. a cap body; 42. air holes are formed; 43. a groove; 44. sealing the plug; 45. a rubber strip; 5. a soil salinity detection mechanism; 51. a soil salinity sensor housing; 52. a cover plate; 53. a soil salinity sensor meter; 54. a cambered surface bulge block; 55. a clamping block; 56. a first independent space; 57. a second independent space; 58. a spiral cable; 59. a soil salinity sensor probe; 6. a supply mechanism; 61. an input pipe; 62. a water pump; 63. a first conduit; 64. a first elbow; 65. a second conduit; 66. a second elbow; 67. a third pipeline; 68. a shower head; 7. a transport mechanism; 71. a transport case; 72. a top plate; 73. a base plate; 74. a hydraulic cylinder; 75. a piston rod; 76. a T-shaped slider; 77. a side cover; 78. and (5) locking.
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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may 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 in specific cases to those skilled in the art.
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. 1-12, the present invention provides a technical solution: the utility model provides a modified facility soil water salt migration test device, includes base 1, and base 1's top external surface fixed mounting has heating mechanism 2, and heating mechanism 2's top external surface fixed mounting has test container 3, and test container 3's top surface clamps has top cap 4, and test container 3's front end surface is provided with soil salinity detection mechanism 5, and one side of test container 3 is provided with supply mechanism 6, and base 1's top still is provided with transport mechanism 7, transport mechanism 7 is located test container 3 and keeps away from one side of supply mechanism 6, can carry out analogue test to rainfall and evaporation phenomenon in the nature, and the soil water salt migration test data accuracy of acquireing is high, and is in addition, be convenient for to the test container 3 internal input test soil, simultaneously, is convenient for clear up the inside test soil of test container 3.
Electric heating plate 21 provides heat energy, heats experimental soil, and heat conduction strip 22 can be with the even conduction of heat energy to experimental soil in, prevent that the experimental soil in different regions from being heated unevenly, influence the accurate nature of test data, in this embodiment, preferably, heating mechanism 2 comprises electric heating plate 21 and heat conduction strip 22, and the jack has been seted up to the top surface of electric heating plate 21, and the bottom of heat conduction strip 22 is pegged graft to the jack in.
The inner tooth pipe 32 arranged longitudinally in front of the container body 31 corresponds to the detection height of the test soil, and during detection, the knob plug 33 is removed, the detection part of the soil salinity detection mechanism 5 passes through the internal tooth pipelines 32 at different height positions, can be contacted with the test soil to detect the salinity of the soil with different heights, is convenient to operate and beneficial to use, in the embodiment, preferably, the test container 3 is composed of a container body 31, an inner thread pipeline 32, a knob plug 33, a first anchor ear 34, a second anchor ear 35, a sealing door 36, a grab handle 37 and a lock 38, the inner thread pipeline 32 is fixedly installed on the outer surface of the front end of the container body 31 by welding, the inner thread pipeline 32 is communicated with the inside of the container body 31, the knob plug 33 is installed on the inner thread of the inner thread pipeline 32, and the first anchor ear 34 and the second anchor ear 35 are both fixedly welded on the outer wall of one side of the container body 31 by a connecting rod.
Top cap 4 shutoff container body 31's top opening, the design of recess 43, the effect the same with the handle has, be convenient for the hand control opening and shutting of top cap 4, in this embodiment, it is preferred, top cap 4 comprises top cap main part 41, bleeder vent 42, recess 43, seal stopper 44 and rubber strip 45, seal stopper 44 through riveting fixed mounting in the bottom of top cap main part 41, rubber strip 45 is fixed in around sealing stopper 44 through the adhesive is pasted, seal the hole site of offering on the stopper 44 the same and counterpoint of bleeder vent 42 size.
In the present embodiment, preferably, the soil salinity measuring mechanism 5 is composed of the soil salinity sensor housing 51, the cover plate 52, the soil salinity sensor meter 53, the curved raised block 54, the clamping blocks 55, the first independent space 56, the second independent space 57, the spiral cable 58 and the soil salinity sensor probe 59, the soil salinity sensor meter 53 is installed in the first independent space 56 in an embedded manner, the clamping blocks 55 are distributed on two sides of the cover plate 52, a clamping groove corresponding to the clamping block 55 is formed in the inner wall of the second independent space 57, the clamping block 55 is clamped into the clamping groove, one end of the spiral cable 58 is fixedly connected with the soil salinity sensor instrument 53, and the other end of the spiral cable 58 is fixedly connected with the soil salinity sensor probe 59.
In the embodiment, preferably, the supply mechanism 6 is composed of the input pipeline 61, the water pump 62, the first pipeline 63, the first elbow 64, the second pipeline 65, the second elbow 66, the third pipeline 67 and the shower head 68, one end of the input pipeline 61 is fixedly connected with the water inlet end of the water pump 62 through a joint, one end of the first pipeline 63 is fixedly connected with the water outlet end of the water pump 62 through a joint, one end of the first elbow 64 is in threaded connection with the other end of the first pipeline 63, one end of the second pipeline 65 is in threaded connection with the other end of the first elbow 64, the other end of the second pipeline 65 extends to the inside of the container main body 31, the other end of the second pipeline 65 is in threaded connection with one end of the second elbow 66, the top end of the third pipeline 67 is in threaded connection with the other end of the second elbow 66, and the spray header 68 is fixedly installed at the bottom end of the third pipeline 67.
Adopt the mode of joint to install between container body 31 and the top cap body 41, easy dismounting, in this embodiment, preferred, the inner wall of container body 31 has been seted up with the corresponding notch of rubber strip 45, and rubber strip 45 clamps to the notch in.
The first anchor ear 34 and the second anchor ear 35 are designed to firmly mount the water pump 62 and the first pipeline 63 on one side of the container main body 31, in this embodiment, preferably, the second anchor ear 35 is fixedly sleeved on the middle portion of the water pump 62, and the first anchor ear 34 is fixedly sleeved on the middle portion of the first pipeline 63.
The design of heelpiece can prevent that base 1 from receiving wearing and tearing with placing the plane contact, and the design of slipmat can improve the skid resistance when overall structure level is placed, and in this embodiment, preferred, base 1's bottom surface is fixed with the heelpiece through powerful adhesive, and the quantity of heelpiece is four groups and distributes in base 1's bottom corner, and the bottom surface of heelpiece is fixed with the slipmat through powerful adhesive.
Input pipeline 61 can freely bend to in with other pipeline docks, first pipeline 63, second pipeline 65 then adopt stainless steel pipe with third pipeline 67, structural strength is high, does benefit to the use, in this embodiment, preferably, input pipeline 61 is the bellows, and first pipeline 63, second pipeline 65 and third pipeline 67 are stainless steel pipe.
Sealing door 36 can use the hinge to carry out circular motion as the central point, can freely open and shut, sealing door 36 opens the back, container body 31 rear end opening exposes, be convenient for clear up the inside experimental soil of container body 31, and, sealing door 36 sealing performance is excellent, in the test process, can prevent that experimental water from revealing, in this embodiment, preferably, be provided with the hinge between sealing door 36 and the container body 31, the rear end surface swing joint of hinge and container body 31 is passed through to one side of sealing door 36, the rear end surface fixed connection of rivet welding and sealing door 36 is all passed through at the both ends of grab handle 37, tool to lock 38 is installed between sealing door 36 and container body 31.
In the embodiment, preferably, the transportation mechanism 7 is composed of the transportation box 71, a top plate 72, a bottom plate 73, a hydraulic cylinder 74, a piston rod 75, a T-shaped slider 76, a side cover 77 and a lock catch 78, the bottom plate 73 is fixedly installed on the top of the base 1, the hydraulic cylinder 74 is fixedly installed on the top of the bottom plate 73, the piston rod 75 is movably installed on the hydraulic cylinder 74, the top plate 72 is fixedly installed on the top end of the piston rod 75, the transportation box 71 is fixedly installed on the top of the top plate 72, the T-shaped slider 76 is fixedly installed on one side of the transportation box 71 close to the test container 3, the side cover 77 is movably installed on one side of the transportation box 71 close to the test container 3 through a hinge, the lock 78 is rotatably mounted on the side of the transport box 71 adjacent to the test container 3.
In the process of the longitudinal movement of the transportation box 71, the T-shaped sliding blocks 76 slide in the T-shaped sliding grooves on the side surfaces of the container main body 31 in the same direction, so that the transportation box 71 can be limited, and the stability of the transportation box 71 during the longitudinal movement is improved
The working principle and the using process of the invention are as follows: before use, a hand extends into the opening groove 43 and is pulled upwards, the rubber strip 45 is separated from the notch of the inner wall of the container main body 31, the top cover 4 is integrally detached, the third pipeline 67 is rotated, the third pipeline 67 and the spray head 68 are detached, test soil is filled into the transport box 71, the piston rod 75 is controlled to move upwards to push the transport box 71 to move upwards, when the transport box moves to the highest point, the side cover 77 is opened, the test soil is input into the container main body 31 and is filled into the upper opening of the container main body 31, the T-shaped slide block 76 slides in the T-shaped slide groove on the side surface of the container main body 31 in the same direction during the longitudinal movement of the transport box 71, the transport box 71 can be limited, the stability during the longitudinal movement of the transport box 71 is improved, it is noted that the height of the test soil is flush with the inner tooth pipeline 32 with the highest installation position, after filling is finished, when the test device is used, the input pipeline 61 is in butt joint with a water pipe, the water pump 62 is controlled to be started, the flow speed of water is increased, the water enters the inside of the spray head 68 after passing through the first pipeline 63, the second pipeline 65 and the third pipeline 67 and is sprayed out below the spray head 68 to form a large-range water curtain, the spraying range is improved, the situation that the water content of test soil in different areas is different and the accuracy of test data is influenced is avoided, during the test, the water is input through the supply mechanism 6, the water content of the test soil is increased, fingers stretch into the cambered surface bulge blocks 54 and pull outwards to detach the cover plate 52, the soil salinity sensor probe 59 is taken out, the knob plug 33 is rotated to enable the soil salinity sensor probe 59 to pass through the inner dental pipeline 32 to enter the inside of the container main body 31 and to be in contact with the test soil, the salinity of the test soil in the current water content and areas with different heights is detected, the detection data is displayed on the soil salinity sensor instrument 53, a water and salt migration curve is drawn through the detection data, then, the residual soil on the soil salinity sensor probe 59 is cleaned, the soil salinity sensor probe 59 and the spiral cable 58 are withdrawn into the second independent space 57 again, the cover plate 52 is installed again, the water content of the test soil is reduced through the heating mechanism 2, the electric heating plate 21 provides heat energy to heat the test soil, the heat conducting strip 22 can evenly conduct the heat energy into the test soil, the fingers stretch into the cambered convex blocks 54 to be pulled outwards, the cover plate 52 is detached, the soil salinity sensor probe 59 is taken out, the knob plug 33 is rotated, the soil salinity sensor probe 59 penetrates through the internal tooth pipeline 32 to enter the container main body 31 to be in contact with the test soil, the salinity of the test soil in the current water content and the regions with different heights are detected, data detected shows on soil salinity sensor instrument 53, draw out water and salt migration curve through the data detected, afterwards, clear up the remaining soil on the soil salinity sensor probe 59, withdraw soil salinity sensor probe 59 and spiral cable 58 again in the independent space of second 57, and reinstallate upper cover plate 52, when needing to clear up container body 31 internal test soil, open tool to lock 38 after, open sealing door 36, the rear end opening of container body 31 exposes, be convenient for clear up the inside test soil of container body 31. The simulation test can be carried out aiming at rainfall and evaporation in nature, and the obtained soil water and salt migration test data is high in accuracy.
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 (10)

1. The utility model provides a modified facility soil water salt migration test device, includes base (1), its characterized in that: the heating device is characterized in that a heating mechanism (2) is fixedly arranged on the outer surface of the top of the base (1), a test container (3) is fixedly arranged on the outer surface of the top of the heating mechanism (2), a top cover (4) is clamped on the outer surface of the top of the test container (3), a soil salinity detection mechanism (5) is arranged on the outer surface of the front end of the test container (3), a supply mechanism (6) is arranged on one side of the test container (3), a transportation mechanism (7) is further arranged on the top of the base (1), and the transportation mechanism (7) is positioned on one side, far away from the supply mechanism (6), of the test container (3);
the test container (3) consists of a container main body (31), an inner tooth pipeline (32), a knob plug (33), a first hoop (34), a second hoop (35), a sealing door (36), a grab handle (37) and a lockset (38), wherein the inner tooth pipeline (32) is fixedly installed on the outer surface of the front end of the container main body (31) through welding, the inner tooth pipeline (32) is communicated with the inside of the container main body (31), the knob plug (33) is installed on the inner thread of the inner tooth pipeline (32), and the first hoop (34) and the second hoop (35) are both fixed on the outer wall of one side of the container main body (31) through connecting rods in a welding manner;
the soil salinity detection mechanism (5) consists of a soil salinity sensor shell (51), a cover plate (52), a soil salinity sensor instrument (53), a cambered surface bulge block (54), a clamping block (55), a first independent space (56), a second independent space (57), a spiral cable (58) and a soil salinity sensor probe (59), the soil salinity sensor instrument (53) is embedded in the first independent space (56), the clamping blocks (55) are distributed on two sides of the cover plate (52), the inner wall of the second independent space (57) is provided with a clamping groove corresponding to the clamping blocks (55), the clamping block (55) is clamped into the clamping groove, one end of the spiral cable (58) is fixedly connected with the soil salinity sensor instrument (53), the other end of the spiral cable (58) is fixedly connected with a soil salinity sensor probe (59);
the supply mechanism (6) consists of an input pipeline (61), a water pump (62), a first pipeline (63), a first elbow (64), a second pipeline (65), a second elbow (66), a third pipeline (67) and a spray header (68), one end of the input pipeline (61) is fixedly connected with the water inlet end of the water pump (62) through a joint, one end of the first pipeline (63) is fixedly connected with the water outlet end of the water pump (62) through a joint, one end of the first elbow (64) is in threaded connection with the other end of the first pipeline (63), one end of the second pipeline (65) is in threaded connection with the other end of the first elbow (64), the other end of the second pipeline (65) extends into the container main body (31), the other end of the second pipeline (65) is in threaded connection with one end of the second elbow (66), and the top end of the third pipeline (67) is in threaded connection with the other end of the second elbow (66), and the spray header (68) is fixedly arranged at the bottom end of the third pipeline (67).
2. The improved facility soil water and salt migration test device of claim 1, wherein: heating mechanism (2) comprise electric heating plate (21) and heat conduction strip (22), the jack has been seted up to the top surface of electric heating plate (21), peg graft to in the jack in the bottom of heat conduction strip (22).
3. The improved facility soil water and salt migration test device of claim 1, wherein: top cap (4) comprise top cap main part (41), bleeder vent (42), recess (43), seal stopper (44) and rubber strip (45), seal stopper (44) and pass through riveting fixed mounting in the bottom of top cap main part (41), rubber strip (45) are fixed in all around sealing stopper (44) through adhesive bonding, seal and offer the hole site the same and counterpoint with bleeder vent (42) size on stopper (44).
4. The improved facility soil water and salt migration test device of claim 1, wherein: the second hoop (35) is fixedly sleeved in the middle of the water pump (62), and the first hoop (34) is fixedly sleeved in the middle of the first pipeline (63).
5. The improved facility soil water and salt migration test device of claim 1, wherein: the bottom outer surface of the base (1) is fixedly provided with bottom cushions through strong glue adhesion, the number of the bottom cushions is four, the bottom cushions are distributed at the corners of the bottom of the base (1), and the bottom outer surface of the bottom cushions is fixedly provided with anti-slip cushions through strong glue adhesion.
6. The improved facility soil water and salt migration test device of claim 1, wherein: the input pipeline (61) is a corrugated pipe, and the first pipeline (63), the second pipeline (65) and the third pipeline (67) are all stainless steel pipes.
7. The improved facility soil water and salt migration test device of claim 1, wherein: the inner wall of the container main body (31) is provided with a notch corresponding to the rubber strip (45), and the rubber strip (45) is clamped in the notch.
8. The improved facility soil water and salt migration test device of claim 7, wherein: be provided with the hinge between sealing door (36) and container main part (31), one side of sealing door (36) is through the rear end surface swing joint of hinge and container main part (31), the both ends of grab handle (37) all are through rivet welding and sealing door (36)'s rear end surface fixed connection, tool to lock (38) are installed between sealing door (36) and container main part (31).
9. The improved facility soil water and salt migration test device of claim 1, wherein: the transportation mechanism (7) consists of a transportation box (71), a top plate (72), a bottom plate (73), a hydraulic cylinder (74), a piston rod (75), a T-shaped slide block (76), a side cover (77) and a lock catch (78), the bottom plate (73) is fixedly arranged at the top of the base (1), the hydraulic cylinder (74) is fixedly arranged at the top of the bottom plate (73), the piston rod (75) is movably arranged on the hydraulic cylinder (74), the top plate (72) is fixedly arranged at the top end of the piston rod (75), the transport box (71) is fixedly arranged at the top of the top plate (72), the T-shaped slide block (76) is fixedly arranged at one side of the transport box (71) close to the test container (3), the side cover (77) is movably arranged on one side of the transport box (71) close to the test container (3) through a hinge, the lock catch (78) is rotatably arranged on one side of the transport box (71) close to the test container (3).
10. An improved facility soil water and salt migration test device according to any one of claims 1 to 9, wherein: the quantity of T type slider (76) is two sets of, two sets of T type spouts have been seted up to container main part (31) one side surface near transport mechanism (7), T type slider (76) slide and set up in T type spout.
CN201911338970.1A 2019-12-23 2019-12-23 Improved facility soil water and salt migration test device Pending CN110927019A (en)

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Application publication date: 20200327