Leaching research test device

Abstract

The utility model provides a leaching research test device, which relates to the technical field of dynamic leaching tests and comprises a base, the top of the base is fixedly connected with a first support plate, and one side of the first support plate is fixedly connected with a second support plate. According to the utility model, the displacement of the water containing barrel per second is set through the external controller, the displacement of the water containing barrel per second is controlled through the extension length per second of the electric adjustable air cylinder after the device leaves a factory and is tested, the electric adjustable air cylinder is started, and the pressing rod is pushed downwards in the water containing barrel, so that water in the water containing barrel is discharged from the first drainage hole; the device can accurately control the rainfall capacity and the rainfall rate in the test; the liquid taking pipes are arranged at different depth positions of soil in the soil storage cylinder, the liquid absorbing rope absorbs water from the other end of the liquid absorbing rope to the other end of the liquid absorbing rope under the action of siphon, and a test is carried out by detecting the water adsorbed at one end of the outer part of the liquid absorbing rope, so that sampling of soil solution samples at different depths is facilitated through the design.

Description

Technical Field

[0001] The utility model relates to the technical field of dynamic leaching test, in particular to a leaching research test device. Background Technique

[0002] In recent years, the pollution of solid waste to the environment has received continuous attention from experts and scholars in various fields, and the preparation of materials from solid waste has also become a research hotspot. Solid waste contains a variety of toxic and harmful substances, and the fixation effect, migration and transformation, and toxicity of these substances are important factors affecting the utilization of solid waste materials. During the application process of solid waste materials, the surrounding water environment, such as groundwater, surface water, acid rain, etc., will directly affect the precipitation and migration of harmful substances in the materials under the actions of soaking, scouring, and leaching.

[0003] However, in the prior art, it is found in the leaching research test using the leaching research test device that some leaching research test devices simulate rainfall during the test and cannot accurately control the rainfall amount and rainfall rate; there are also some leaching research test devices where it is not convenient to take samples at different depths for the leached soil. Content of the Utility Model

[0004] The purpose of the utility model is to solve the problems existing in the prior art.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme: a leaching research test device, including: a base, a first support plate is fixedly connected to the top of the base, a second support plate is fixedly connected to one side of the first support plate, a placement hole is penetrated through the surface of the second support plate, a water bucket is movably embedded in the placement hole, a plurality of first drainage holes are penetrated through the bottom of the water bucket, a first fixing ring is fixedly sleeved on the surface of the top of the water bucket, a pressing rod is movably embedded in the water bucket, a fixing groove is opened on the surface of the bottom end of the pressing rod, a silica gel plug is movably sleeved in the fixing groove, a pressing plate is fixedly connected to the top of the water bucket, a placement groove is opened on the top of the base, the surface of the bottom of the first fixing ring is attached to the surface of the second support plate, an adjustment and control component is arranged on one side of the first support plate, and a soil placement and sampling component is arranged in the placement groove;

[0006] The soil placement and sampling component includes a soil storage cylinder, a plurality of second drainage holes are penetrated through the bottom of the soil storage cylinder, and a second fixing ring is fixedly sleeved on the surface of the bottom end of the soil storage cylinder.

[0007] As a preferred implementation manner, a drainage groove is opened on one side of the base, and the inside of the placement groove is communicated with the inside of the drainage groove.

[0008] As a preferred embodiment, the adjustment and control assembly includes a third support plate, and an electric adjustable cylinder is fixedly connected to the bottom of the third support plate.

[0009] As a preferred embodiment, a plurality of liquid extraction tubes are fixedly embedded on the surface of the soil storage cylinder, and liquid absorption ropes are embedded inside each of the plurality of liquid extraction tubes.

[0010] As a preferred embodiment, one side of the third support plate is fixedly connected to one side of the first support plate.

[0011] As a preferred embodiment, the surface of the bottom end of the soil storage cylinder is movably embedded in the placement groove, and the surface of the bottom of the second fixing ring is attached to the surface of the base.

[0012] Compared with the prior art, the advantages and positive effects of the present utility model are as follows:

[0013] 1. For the present utility model, connect this device to an external power supply device. The external power supply device provides power to the electric adjustable cylinder, and an external controller is electrically connected to the electric adjustable cylinder and associated for control; pull out the water bucket from the inside of the placement hole, place the bottom of the water bucket in the water, pull up the pressing plate to draw water into the inner cavity of the water bucket, and then re - insert the water bucket into the placement hole. Start the electric adjustable cylinder through the external controller, adjust the position of the bottom of the electric adjustable cylinder so that the bottom of the electric adjustable cylinder fits on the surface of the pressing plate. Pull out the soil holding and sampling assembly from the inside of the placement groove, fill the inside of the soil storage cylinder with the soil required for the test, and then re - insert the surface of the bottom end of the soil storage cylinder into the placement groove. Set the drainage volume of the water bucket per second through the external controller. This device has been tested during factory production, and the drainage volume of the water bucket per second is controlled by the elongation length of the electric adjustable cylinder per second. Start the electric adjustable cylinder, and the bottom of the electric adjustable cylinder extends to squeeze the surface of the pressing plate. The pressing rod pushes downward inside the water bucket, causing the water inside the water bucket to drain out from the first drainage hole and drip onto the soil inside the soil storage cylinder. Such a design enables precise control of the rainfall amount and rainfall rate in the test.

[0014] 2. For the present utility model, the liquid extraction tubes are arranged at different depth positions of the soil inside the soil storage cylinder. Under the action of siphon, the liquid absorption rope sucks water from one end of the liquid absorption rope to the other end, and the test is carried out by detecting the water adsorbed on the outer end of the liquid absorption rope. Such a design facilitates sampling of soil solution samples at different depths. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a general view schematic diagram of a leaching research test device provided by the present utility model;

[0016] Figure 2 It is an external view schematic diagram of a leaching research test device provided by the present utility model;

[0017] Figure 3 Schematic diagram of the adjustment and control component of a leaching research test device provided by the present utility model;

[0018] Figure 4 Cross-sectional view of the adjustment and control component of a leaching research test device provided by the present utility model;

[0019] Figure 5 Cross-sectional view of the soil storage and sampling component of a leaching research test device provided by the present utility model;

[0020] Figure 6 Cross-sectional view of the base of a leaching research test device provided by the present utility model.

[0021] Legend description:

[0022] 1. Base; 101. First support plate; 102. Second support plate; 103. Placing hole; 104. Placing groove; 105. Drainage groove; 106. Water storage bucket; 107. First drainage hole; 108. First fixing ring; 109. Pressing rod; 110. Fixing groove; 111. Silicone plug; 112. Pressing plate; 2. Adjustment and control component; 201. Third support plate; 202. Electrically adjustable cylinder; 3. Soil storage and sampling component; 301. Soil storage cylinder; 302. Second drainage hole; 303. Second fixing ring; 304. Liquid extraction pipe; 305. Absorbent cord. Specific implementation manners

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0024] Please refer to Figures 1-6, the present utility model provides a technical solution: a leaching research test device, comprising: a base 1, a support plate 101 is fixedly connected to the top of the base 1, a support plate 102 is fixedly connected to one side of the support plate 101, a placement hole 103 is penetrated through the surface of the support plate 102, a water storage bucket 106 is movably embedded in the placement hole 103, a plurality of drainage holes 107 are penetrated through the bottom of the water storage bucket 106, a fixing ring 108 is fixedly sleeved on the surface of the top of the water storage bucket 106, a pressing rod 109 is movably embedded in the water storage bucket 106, a fixing groove 110 is opened on the surface of the bottom end of the pressing rod 109, a silica gel plug 111 is movably sleeved in the fixing groove 110, a pressing plate 112 is fixedly connected to the top of the water storage bucket 106, a placement groove 104 is opened on the top of the base 1, the surface of the bottom of the fixing ring 108 is attached to the surface of the support plate 102, an adjustment control assembly 2 is arranged on one side of the support plate 101, and a soil storage and sampling assembly 3 is arranged in the placement groove 104;

[0025] The soil storage and sampling assembly 3 includes a soil storage cylinder 301, a plurality of drainage holes 302 are penetrated through the bottom of the soil storage cylinder 301, and a fixing ring 303 is fixedly sleeved on the surface of the bottom end of the soil storage cylinder 301.

[0026] Specifically: Set the drainage volume of the water storage bucket 106 per second through an external controller. This device has been tested during factory production, and the drainage volume of the water storage bucket 106 per second is controlled by the elongation length of the electric adjustable cylinder 202 per second. Start the electric adjustable cylinder 202, and the pressing rod 109 pushes downward inside the water storage bucket 106, so that the water inside the water storage bucket 106 is discharged from the drainage holes 107. Such a design of this device can accurately control the rainfall amount and rainfall rate in the test; The liquid extraction pipe 304 is arranged at different depths of the soil inside the soil storage cylinder 301. Under the action of siphon, the water is sucked from one end of the liquid absorption rope 305 to the other end of the liquid absorption rope 305, and the test is carried out by detecting the water adsorbed on the outer end of the liquid absorption rope 305. Such a design facilitates the sampling of soil solution samples at different depths; The silica gel plug 111 ensures that the bottom end of the pressing rod 109 is in close fit with the inner surface of the water storage bucket 106, and no liquid will enter the water storage bucket 106 from the bottom end of the pressing rod 109, so as not to affect the normal operation of this device; The water storage bucket 106 is made of transparent glass material, and scale lines are arranged on its surface. The accuracy of the drainage volume per second can be verified by observing the scale lines.

[0027] In one embodiment, a drainage groove 105 is opened on one side of the base 1, and the inside of the placement groove 104 is communicated with the inside of the drainage groove 105.

[0028] Specifically: To avoid the accumulation of liquid in the soil storage cylinder 301, the excess liquid in the soil storage cylinder 301 flows out from the drainage holes 302, passes through the placement groove 104 and the drainage groove 105 and is discharged.

[0029] In one embodiment, the adjustment control component 2 includes a third support plate 201, and an electric adjustable cylinder 202 is fixedly connected to the bottom of the third support plate 201.

[0030] Specifically: This device has been tested during factory production. The drainage volume of the water bucket 106 per second is controlled by the elongation length of the electric adjustable cylinder 202 per second. When the electric adjustable cylinder 202 is started, the bottom of the electric adjustable cylinder 202 extends and presses the surface of the pressing plate 112. The pressing rod 109 is pushed downward inside the water bucket 106, so that the water inside the water bucket 106 is discharged from the first drainage hole 107 and drips onto the soil inside the soil storage cylinder 301. Such a design enables this device to precisely control the rainfall amount and rainfall rate in the experiment. The electric adjustable cylinder 202 is an existing electric cylinder whose elongation length per second can be set through an external controller, and its specific structure will not be elaborated here.

[0031] In one embodiment, a plurality of liquid extraction tubes 304 are fixedly embedded on the surface of the soil storage cylinder 301, and liquid absorption ropes 305 are embedded inside each of the plurality of liquid extraction tubes 304.

[0032] Specifically: The liquid extraction tubes 304 are arranged at different depths of the soil inside the soil storage cylinder 301. Under the action of siphon, the liquid absorption ropes 305 suck water from one end of the liquid absorption ropes 305 to the other end of the liquid absorption ropes 305, and the experiment is carried out by detecting the water adsorbed on the outer end of the liquid absorption ropes 305. Such a design facilitates the sampling of soil solution samples at different depths.

[0033] In one embodiment, one side of the third support plate 201 is fixedly connected to one side of the first support plate 101.

[0034] Specifically: It is used to fix the third support plate 201. The top of the electric adjustable cylinder 202 is fixed to the bottom of the third support plate 201 to prevent the electric adjustable cylinder 202 from shaking during startup and affecting the normal operation of this device.

[0035] In one embodiment, the bottom end surface of the soil storage cylinder 301 is movably embedded inside the placement groove 104, and the bottom surface of the second fixing ring 303 is attached to the surface of the base 1.

[0036] Specifically: It is used to fix the soil storage cylinder 301 and improve the stability of the placement of the soil storage cylinder 301.

[0037] Working principle: Connect this device to an external power supply device. The external power supply device provides power to the electric adjustable cylinder 202, and the external controller is electrically connected to the electric adjustable cylinder 202 and controls it in association. Pull out the water bucket 106 from the inside of the placement hole 103, place the bottom of the water bucket 106 in the water, pull up the pressing plate 112 to draw water into the inner cavity of the water bucket 106, and then reinsert the water bucket 106 into the inside of the placement hole 103. Start the electric adjustable cylinder 202 through the external controller, adjust the position of the bottom of the electric adjustable cylinder 202 so that the bottom of the electric adjustable cylinder 202 fits on the surface of the pressing plate 112. Pull out the soil sampling assembly 3 from the inside of the placement groove 104. After filling the inside of the soil storage cylinder 301 with the soil required for the test, reinsert the surface of the bottom end of the soil storage cylinder 301 into the inside of the placement groove 104. Set the drainage volume of the water bucket 106 per second through the external controller. This device has been tested during factory production, and the drainage volume of the water bucket 106 per second is controlled by the elongation length of the electric adjustable cylinder 202 per second. Start the electric adjustable cylinder 202. The bottom of the electric adjustable cylinder 202 extends and presses the surface of the pressing plate 112. The pressing rod 109 pushes downward inside the water bucket 106, causing the water inside the water bucket 106 to be discharged from the first drainage hole 107 and drip onto the soil inside the soil storage cylinder 301. With this design, this device can accurately control the rainfall amount and rainfall rate in the test. The liquid extraction tube 304 is arranged at different depth positions of the soil inside the soil storage cylinder 301. The liquid absorption rope 305 sucks water from one end of the liquid absorption rope 305 to the other end under the action of siphonage, and the test is carried out by detecting the water adsorbed on the outer end of the liquid absorption rope 305. This design facilitates the sampling of soil solution samples at different depths.

[0038] The above are only the preferred embodiments of the present invention, and are not limitations on the present invention in other forms. Any person skilled in the art may use the disclosed technical content to make changes or modifications into equivalent embodiments with equivalent changes and apply them to other fields. However, as long as it does not depart from the technical solution content of the present invention, any simple modification, equivalent change, and modification made to the above embodiments based on the technical essence of the present invention still fall within the protection scope of the technical solution of the present invention.

Claims

1. An eluviation research test device, characterized in that Including: A base (1), on the top of the base (1) is fixedly connected with a first support plate (101), on one side of the first support plate (101) is fixedly connected with a second support plate (102), a placement hole (103) is penetrated and opened on the surface of the second support plate (102), a water storage bucket (106) is movably embedded in the placement hole (103), a plurality of first drainage holes (107) are penetrated and opened at the bottom of the water storage bucket (106), a first fixing ring (108) is fixedly sleeved on the surface of the top of the water storage bucket (106), a pressing rod (109) is movably embedded in the water storage bucket (106), a fixing groove (110) is opened on the surface of the bottom end of the pressing rod (109), a silica gel plug (111) is movably sleeved in the fixing groove (110), a pressing plate (112) is fixedly connected to the top of the water storage bucket (106), a placement groove (104) is opened on the top of the base (1), the surface of the bottom of the first fixing ring (108) is attached to the surface of the second support plate (102), an adjustment and control assembly (2) is arranged on one side of the first support plate (101), and a soil storage and sampling assembly (3) is arranged in the placement groove (104); The soil storage and sampling assembly (3) includes a soil storage cylinder (301), a plurality of second drainage holes (302) are penetrated and opened at the bottom of the soil storage cylinder (301), and a second fixing ring (303) is fixedly sleeved on the surface of the bottom end of the soil storage cylinder (301).

2. The eluviation research test device according to claim 1, wherein: A drainage groove (105) is opened on one side of the base (1), and the inside of the placement groove (104) is communicated with the inside of the drainage groove (105).

3. A leaching research test device according to claim 1, characterized in that: The adjustment and control assembly (2) includes a third support plate (201), and an electric adjustable cylinder (202) is fixedly connected to the bottom of the third support plate (201).

4. A leaching research test device according to claim 1, characterized in that: A plurality of liquid extraction tubes (304) are fixedly embedded on the surface of the soil storage cylinder (301), and a liquid absorption rope (305) is embedded in each of the plurality of liquid extraction tubes (304).

5. The eluviation research test device according to claim 3, characterized in that: One side of the third support plate (201) is fixedly connected to one side of the first support plate (101).

6. The leaching research test device according to claim 1, characterized in that: The surface of the bottom end of the soil storage cylinder (301) is movably embedded in the placement groove (104), and the surface of the bottom of the second fixing ring (303) is attached to the surface of the base (1).

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