Soil infiltration test equipment

Abstract

The utility model discloses soil infiltration test equipment and relates to the technical field of soil infiltration measurement. The lifting device comprises a machine frame assembly, a lifting mechanism is arranged on the machine frame assembly, and a movable transverse frame is arranged on the lifting mechanism. According to the utility model, the water retaining disc is arranged on the inner wall of the inner ring cylinder and the water retaining ring is arranged on the inner wall of the outer ring cylinder, so that added water flows down along the inner walls of the inner ring cylinder and the outer ring cylinder under the action of the water retaining disc and the water retaining ring, and the water flows along the inner walls of the inner ring cylinder and the outer ring cylinder due to the tension action of the water, so that the surface impact on earth surface soil is reduced; therefore, the generation of earth surface crust is reduced, and the accuracy of soil infiltration measurement is improved; the motor drives the threaded rod to rotate, so that the movable transverse frame vertically moves along the vertical rod, automatic lifting of the inner ring cylinder and the outer ring cylinder is achieved, the inner ring cylinder and the outer ring cylinder are pressed into earth surface soil by 15 cm, manual operation is not needed, and the test efficiency and safety are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to soil infiltration measurement technical field, concretely relates to a soil infiltration test equipment. BACKGROUND

[0002] Soil infiltration test is an important means of measuring soil infiltration performance, concentric ring infiltration device is generally adopted in prior art, the outer ring diameter is 50.5 centimeters, the inner ring diameter is 30.5 centimeters, the ring height is 25 centimeters, and it is punched into the soil by 15 centimeters. The inner ring is added water to measure the soil infiltration capacity, and water is added between the outer ring to prevent lateral seepage, and the soil infiltration rate change process is calculated by recording the infiltration capacity in a certain period.

[0003] In the use process of concentric ring infiltration device in prior art, water needs to be added to the inner ring and the gap between the inner ring and the outer ring, and when water is added, there will be impact force between water and the ground surface, which may produce ground crust under the action of impact force, affecting the measurement result.

[0004] Therefore, a soil infiltration test equipment is provided. UTILITY MODEL CONTENTS

[0005] The utility model discloses a kind of soil infiltration test equipment to solve the problems raised in the above background technology.

[0006] The utility model discloses a kind of soil infiltration test equipment to solve the problems raised in the above background technology.

[0007] A kind of soil infiltration test equipment, including rack assembly, the rack assembly is provided with lifting mechanism, and lifting mechanism is provided with movable crosspiece, to drive movable crosspiece vertical movement by lifting mechanism, the movable crosspiece is fixedly connected with inner ring cylinder and outer ring cylinder by bolt, its inner ring cylinder and outer ring cylinder are concentrically arranged, movable crosspiece is fixedly connected with water baffle, water baffle ring is fixedly installed on the outer side wall of inner ring cylinder, the edge of water baffle and the inner wall of inner ring cylinder have gap, the edge of water baffle ring and the inner wall of outer ring cylinder have gap, the rack assembly and movable crosspiece are provided with two groups of water supply components.

[0008] Further, the rack assembly includes a frame body, at least four fixed cones are fixedly installed on the bottom surface of the frame body, and handles are fixedly installed on the surfaces of the front and rear sidewalls of the frame body.

[0009] Further, the lifting mechanism includes a battery pack fixedly installed on the inner bottom of the frame body, an electric motor is fixedly installed on the top surface of the frame body, a threaded rod is fixedly connected to the output end of the electric motor, a vertical rod is fixedly installed between the inner top and bottom of the frame body, the movable crosspiece is threadedly sleeved on the surface of the threaded rod, and the movable crosspiece vertically slides on the surface of the vertical rod.

[0010] Further, the top surface of the rack assembly is fixedly provided with a water storage tank, and the output end of the water storage tank is connected with a water pump, and the output end of the water pump is fixedly connected with a water pipe.

[0011] Further, the end portions of the two groups of water pipes are in plug connection with the movable cross frame, and the two groups of water pipes are located above the water retaining disc and the water retaining ring respectively.

[0012] Further, the inner ring cylinder and the outer ring cylinder are made of transparent material, and the surfaces of the inner ring cylinder and the outer ring cylinder are vertically provided with scale lines.

[0013] The beneficial effects of the utility model are as follows:

[0014] By arranging the water retaining disc on the inner wall of the inner ring cylinder and the water retaining ring on the inner wall of the outer ring cylinder, the added water flows down along the inner walls of the inner ring cylinder and the outer ring cylinder under the action of the water retaining disc and the water retaining ring, and due to the water tension, the water flows along the inner walls of the inner ring cylinder and the outer ring cylinder, thereby reducing the surface impact on the surface soil and reducing the generation of surface crust, and improving the accuracy of soil infiltration measurement.

[0015] By rotating the threaded rod driven by the motor, the movable cross frame vertically moves along the vertical rod, so that the inner ring cylinder and the outer ring cylinder are automatically lifted and lowered, and the inner ring cylinder and the outer ring cylinder are pressed into the surface soil by fifteen centimeters, without manual operation, thereby improving the efficiency and safety of the test.

[0016] By pumping the water in the water storage tank to the inner ring cylinder and the space between the inner ring cylinder and the outer ring cylinder through the water pump, the automatic water adding function is realized, and the automation degree and efficiency of the test are further improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 is the three-dimensional structure schematic diagram of the utility model;

[0018] Fig. 2 is the front view of the utility model;

[0019] Fig. 3 is the local schematic diagram of the utility model;

[0020] Fig. 4 is the local sectional view of the utility model;

[0021] Signs: 1, rack assembly; 101, frame body; 102, fixed cone; 103, handle; 2, lifting mechanism; 201, battery pack; 202, motor; 203, threaded rod; 3, movable cross frame; 4, inner ring cylinder; 5, outer ring cylinder; 6, water retaining disc; 7, water retaining ring; 8, water supply assembly; 801, water storage tank; 802, water pump; 803, water pipe. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are some of the embodiments of the present application, rather than all the embodiments of the present application. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0023] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0024] It should be noted that: similar reference numbers and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0025] In the description of the embodiments of the present application, it should be noted that the directions or position relationships indicated by the terms "inner", "outer", "upper", etc. are based on the directions or position relationships shown in the drawings, or the directions or position relationships in which the product of the present application is usually placed, which are only for the convenience of describing the present application and simplifying the description, and cannot be understood as indicating or implying that the devices or elements referred to must have a particular direction, be constructed and operated in a particular direction, therefore, cannot be understood as a limitation on the present application.

[0026] As Figs. 1 to 4As shown, a soil infiltration test device, including a rack assembly 1, the rack assembly 1 is provided with a lifting mechanism 2, and the lifting mechanism 2 is provided with a movable cross 3, so that the movable cross 3 is driven by the lifting mechanism 2 to move vertically, the movable cross 3 is fixedly connected with an inner ring cylinder 4 and an outer ring cylinder 5 through bolts, and the inner ring cylinder 4 and the outer ring cylinder 5 are concentrically arranged, the movable cross 3 is fixedly connected with a water retaining disc 6, the outer side wall of the inner ring cylinder 4 is fixedly installed with a water retaining ring 7, the edge of the water retaining disc 6 and the inner wall of the inner ring cylinder 4 have a gap, the edge of the water retaining ring 7 and the inner wall of the outer ring cylinder 5 have a gap, and the rack assembly 1 and the movable cross 3 are provided with two groups of water supply assemblies 8. More specifically, the rack assembly 1 is placed on the surface of the ground surface, the movable cross 3 is driven by the lifting mechanism 2 to move vertically downward, so that the inner ring cylinder 4 and the outer ring cylinder 5 are pressed into the ground soil by fifteen centimeters, and water is added to the inside of the inner ring cylinder 4 and between the inner ring cylinder 4 and the outer ring cylinder 5 through the two groups of water supply assemblies 8. When adding water, the water retaining disc 6 on the inner wall of the inner ring cylinder 4 and the water retaining ring 7 on the inner wall of the outer ring cylinder 5 are used to disperse the water when adding water. Because the edge of the water retaining disc 6 and the inner wall of the inner ring cylinder 4 have a gap, and the edge of the water retaining ring 7 and the inner wall of the outer ring cylinder 5 have a gap, the water can flow down along the inner wall of the inner ring cylinder 4 and the outer ring cylinder 5 when adding water. Due to the action of water tension, the water flows along the inner wall of the inner ring cylinder 4 and the outer ring cylinder 5, reducing the impact on the surface of the ground soil.

[0027] The rack assembly 1 includes a frame body 101, and at least four groups of fixed cones 102 are fixedly installed on the bottom surface of the frame body 101. The surfaces of the front and rear side walls of the frame body 101 are both fixedly installed with handles 103. More specifically, the at least four groups of fixed cones 102 on the bottom surface of the frame body 101 are inserted into the soil to fix the frame body 101, and the handles 103 on the surface of the frame body 101 are convenient for carrying and carrying the device.

[0028] The lifting mechanism 2 includes a battery pack 201 fixedly installed on the inner side bottom of the frame body 101, and an electric motor 202 fixedly installed on the top surface of the frame body 101. The output end of the electric motor 202 is fixedly connected with a threaded rod 203, and a vertical rod is fixedly installed between the inner side top and bottom of the frame body 101. The movable cross 3 is threadedly sleeved on the surface of the threaded rod 203 and vertically slides on the surface of the vertical rod. More specifically, the threaded rod 203 is rotated by the electric motor 202, the movable cross 3 is threadedly sleeved on the surface of the threaded rod 203, and then the movable cross 3, the inner ring cylinder 4 and the outer ring cylinder 5 move vertically along the surface of the vertical rod, so that the inner ring cylinder 4 and the outer ring cylinder 5 can be pressed into the ground soil by fifteen centimeters.

[0029] The top surface of the rack assembly 1 is fixedly provided with a water storage tank 801, and the output end of the water storage tank 801 is connected with a water pump 802, and the output end of the water pump 802 is fixedly connected with a water pipe 803.

[0030] The end portions of the two groups of water pipes 803 are in plug-in connection with the movable cross frame 3, and the two groups of water pipes 803 are located above the water retaining disc 6 and the water retaining ring 7 respectively.

[0031] The inner ring cylinder 4 and the outer ring cylinder 5 are made of transparent material, and the surfaces of the inner ring cylinder 4 and the outer ring cylinder 5 are vertically provided with scale lines.

[0032] In summary: the rack assembly 1 is placed on the surface of the ground, the movable cross frame 3 is vertically moved downward by the lifting mechanism 2, so that the inner ring cylinder 4 and the outer ring cylinder 5 are pressed into the ground soil by fifteen centimeters, the water is added to the inside of the inner ring cylinder 4 and between the inner ring cylinder 4 and the outer ring cylinder 5 by the two groups of water supply assemblies 8, when adding water, the water retaining disc 6 on the inner wall of the inner ring cylinder 4 and the water retaining ring 7 on the inner wall of the outer ring cylinder 5 are used to disperse the water, because the edge of the water retaining disc 6 and the inner wall of the inner ring cylinder 4 have a gap, and the edge of the water retaining ring 7 and the inner wall of the outer ring cylinder 5 have a gap, so that the water can flow along the inner wall of the inner ring cylinder 4 and the outer ring cylinder 5 when adding water, and because of the water tension, the water flows along the inner wall of the inner ring cylinder 4 and the outer ring cylinder 5, reducing the impact on the surface of the ground soil.

[0033] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection required by the present application is defined by the appended claims and their equivalents.

Claims

1. A soil infiltration testing device, characterized in that, The system includes a frame assembly (1), on which a lifting mechanism (2) is provided, and on which a movable crossbeam (3) is provided, so that the movable crossbeam (3) can be driven to move vertically by the lifting mechanism (2). An inner ring cylinder (4) and an outer ring cylinder (5) are fixedly connected to the movable crossbeam (3) by bolts. The inner ring cylinder (4) and the outer ring cylinder (5) are arranged concentrically. A water baffle plate (6) is fixedly connected to the movable crossbeam (3). A water baffle ring (7) is fixedly installed on the outer wall of the inner ring cylinder (4). There is a gap between the edge of the water baffle plate (6) and the inner wall of the inner ring cylinder (4). There is a gap between the edge of the water baffle ring (7) and the inner wall of the outer ring cylinder (5). Two sets of water supply components (8) are provided on the frame assembly (1) and the movable crossbeam (3).

2. The soil infiltration test equipment according to claim 1, characterized in that, The frame assembly (1) includes a frame (101), at least four sets of fixing cones (102) are fixedly installed on the bottom surface of the frame (101), and handles (103) are fixedly installed on the surfaces of the front and rear side walls of the frame (101).

3. The soil infiltration test equipment according to claim 2, characterized in that, The lifting mechanism (2) includes a battery pack (201) fixedly installed at the bottom of the inner side of the frame (101), and a motor (202) fixedly installed on the top surface of the frame (101). The output end of the motor (202) is fixedly connected to a threaded rod (203). A vertical rod is fixedly installed between the top and bottom of the inner side of the frame (101). The movable crossbar (3) is threaded onto the surface of the threaded rod (203), and the movable crossbar (3) slides vertically on the surface of the vertical rod.

4. The soil infiltration testing device according to claim 1, characterized in that, A water storage tank (801) is fixedly installed on the top surface of the frame assembly (1), and a water pump (802) is connected to the output end of the water storage tank (801), and a water pipe (803) is fixedly connected to the output end of the water pump (802).

5. The soil infiltration test equipment according to claim 4, characterized in that, The ends of both sets of water pipes (803) are inserted into the movable crossbar (3), and the two sets of water pipes (803) are located above the water baffle (6) and the water baffle ring (7), respectively.

6. The soil infiltration testing device according to claim 1, characterized in that, Both the inner ring (4) and the outer ring (5) are made of transparent material, and the surfaces of both the inner ring (4) and the outer ring (5) are vertically marked with scale lines.

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