Height-adjustable soil table experiment trolley

Abstract

The utility model discloses a height-adjustable soil table experiment trolley, and belongs to the technical field of soil table experiments. The structure comprises a bottom plate (1), a bearing column (2) is arranged at the top of the bottom plate (1), a bearing plate (3) is arranged at the top of the bearing column (2), sliding rails (4) are arranged on the two sides of an opening of the bottom plate (1), sliding buckles (5) are arranged on the sliding rails (4), a connecting plate (6) is arranged in an inner cavity of each sliding buckle (5) in a penetrating mode, one side of each connecting plate (6) extends into the corresponding sliding buckle (5), the other side of each connecting plate (6) is fixedly connected with a clamping block (7), and the other side of each clamping block (7) is fixedly connected with a spring (8). The opposite sides of the two sliding buckles (5) are fixedly connected with a lifting plate (9), and a small shovel (27) is arranged at the lower end of the lifting plate (9). The height of the lifting plate (9) can be rapidly adjusted through the sliding buckle (5), and rapid sampling at different depths is met. The problems that height adjustment of a small shovel (27) of existing equipment is tedious, adjustment efficiency is low, and cost is high are solved.

Description

TECHNICAL FIELD

[0001] The utility model discloses a height -adjustable soil platform experimental trolley belongs to soil platform experimental technical field. BACKGROUND

[0002] In the field of agricultural scientific research, the research on soil involves multiple key aspects, from exploring the physical structure and chemical properties of soil, to observing the growth of plant roots in soil, and studying the influence of soil on crop yield and quality, etc. As an important tool for soil-related experiments, the performance of the soil platform experimental trolley directly affects the efficiency and results of the experiment. Due to experimental requirements, the height of the trolley needs to be adjusted to measure the required experimental values multiple times, in order to better obtain the real experimental results we want. Therefore, a stable height-adjustable control device is indispensable.

[0003] Most traditional soil platform experimental trolleys use manual screw rod or hydraulic height adjustment methods. Manual screw rod adjustment not only consumes a lot of physical strength of the operator, but also is extremely slow in the adjustment process. In the experimental process of seconds count, the best experimental opportunity may be missed due to the long adjustment time. When conducting soil microbial sample collection experiments at different depths, the height of the trolley needs to be frequently adjusted to obtain samples at different depths. The manual screw rod adjustment method greatly reduces the experimental efficiency. Although hydraulic adjustment is relatively labor-saving, the equipment structure is complex, the cost is high, and the hydraulic system is prone to leakage and other faults, making maintenance difficult. UTILITY MODEL CONTENTS

[0004] The technical problem to be solved by the utility model is that the manual screw rod adjustment method in the prior art greatly reduces the experimental efficiency, and the hydraulic adjustment structure is complex and has a high cost.

[0005] The technical solution adopted by the utility model to solve the technical problem is: a height-adjustable soil platform experimental trolley, comprising a bottom plate, an opening is provided in the middle of the bottom plate, a load-bearing column is provided at each corner of the top of the bottom plate, a load-bearing plate is provided at the top of the load-bearing column, a through hole is provided in the middle of the load-bearing plate, a sliding rail is provided opposite to each side of the opening of the bottom plate, a sliding buckle is provided on the sliding rail, a connecting plate is provided through the inner cavity of each sliding buckle, the connecting plate extends to the inner cavity of the sliding buckle on one side, a clamping block is fixedly connected to one side of the surface of the connecting plate, a spring is fixedly connected to the opposite side of the clamping block, a lifting plate is fixedly connected to the opposite sides of the two sliding buckles, and a small shovel is provided at intervals at the lower end of the lifting plate.

[0006] In the above structure, a positioning hole is provided at each corner of the top of the load-bearing plate, a positioning column is provided in the inner cavity of the positioning hole, and the positioning column penetrates to the lower side of the bottom plate.

[0007] Further, the four corners of the top of the bottom plate and the side of the load-bearing column are fixedly connected with track stabilizing columns, and the surfaces of the track stabilizing columns are slidably connected with the lifting plate.

[0008] Further, the top of the side of the sliding track is fixedly connected with an operation table, and the operation table is fixedly connected with the track stabilizing column.

[0009] In the structure, a plurality of mounting holes are formed in the lifting plate.

[0010] In the structure, the inner cavity of the sliding track is fixedly connected with a clamping tooth, and the clamping block is matched with the clamping tooth.

[0011] In the structure, the two sides of the bottom plate are fixedly connected with side plates, and the side plates are symmetrically arranged.

[0012] In the structure, the top and the bottom of the sliding buckle are provided with sliding grooves, and the shape of the sliding groove is matched with the sliding track.

[0013] In the structure, the bottom of the lifting plate is fixedly connected with a mounting plate, the two sides of the bottom of the mounting plate are fixedly connected with sliding rails, one side of the sliding rail is fixedly connected with a toothed plate, the bottom of the sliding rail is slidably connected with a moving seat, the inner cavity of the moving seat is fixedly connected with a reset slide rod, the surface of the reset slide rod is slidably connected with an elastically arranged sliding block, the top of the sliding block is fixedly connected with an inverted L-shaped clamping column, the upper end of the clamping column penetrates into the inner side of the opening of the moving seat, the surface of the sliding block is fixedly connected with a connecting rod, one side of the connecting rod away from the sliding block penetrates to the outside of the moving seat, the surface of the connecting rod is fixedly connected with a pushing block, the bottom of the moving seat is fixedly connected with a fixed plate, and the small shovel is arranged at the bottom of the fixed plate.

[0014] In the structure, the front and rear sides of the bottom plate are spaced apart to provide driving wheels.

[0015] The beneficial effects of the present application are as follows:

[0016] 1. The structure moves on the surface of the sliding track through the sliding buckle, drives the lifting plate to adjust the height, and thus adjusts the use height of the device, so that the same accurate depth can be ensured for each sampling during soil layering sampling experiment, the sample difference caused by height error is avoided, and thus the accuracy and reliability of experimental data are significantly improved.

[0017] 2, the structure is through the press spring by holding the slide buckle both sides of the connecting plate to reach the purpose of adjusting position, when reaching the specified target, the spring can be released to be fixed at the ideal position, which solves the problem of the trolley passing through the curved track, and the trolley has better passability, in addition, considering the operation difficulty, the trolley is designed to be detachable at multiple positions, so that the portability is greatly improved, and the stability and reliability of the device are ensured through the composed mechanical structure. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a perspective view of the structure of the utility model.

[0019] Figure 2 It is a bottom view of the structure of the utility model.

[0020] Figure 3 It is a perspective view of the slide buckle in the structure of the utility model.

[0021] Figure 4 It is a perspective view of the connecting plate in the structure of the utility model.

[0022] Figure 5 It is a perspective view of the connecting structure of the slide rail and the slide buckle in the structure of the utility model.

[0023] Figure 6 It is a perspective view of the small shovel and the connecting structure thereof in the structure of the utility model.

[0024] Figure 7 It is a sectional view of the moving seat in the structure of the utility model.

[0025] In the drawings: 1, bottom plate; 2, bearing column; 3, bearing plate; 4, slide rail; 5, slide buckle; 6, connecting plate; 7, clamping block; 8, spring; 9, lifting plate; 10, positioning hole; 11, positioning column; 12, track stabilizing column; 13, operation table; 14, mounting hole; 15, side plate; 16, slide groove; 17, mounting plate; 18, slide rail; 19, toothed plate; 20, moving seat; 21, reset slide rod; 22, sliding block; 23, clamping column; 24, connecting rod; 25, push block; 26, fixed plate; 27, small shovel; 28, driving wheel. DETAILED DESCRIPTION

[0026] The utility model is further described below in combination with the drawings.

[0027] As Figures 1 to 7The utility model discloses the adjustable height's soil platform experimental trolley, including bottom plate 1, the middle part of bottom plate 1 is provided with the opening, the four corners of bottom plate 1 top are all provided with bearing column 2, bearing plate 3 is provided with the through -hole in the middle part to bearing column 2 top, and the both sides of bottom plate 1 opening are provided with sliding rail 4, and the both sides of sliding rail 4 are provided with the sliding buckle 5, and the both sides of sliding buckle 5 inner chamber are all provided with the connecting plate 6, and the one side of connecting plate 6 extends to the inner chamber of sliding buckle 5, and the one side of connecting plate 6 surface is fixedly connected with the clamping block 7, and the opposite side of clamping block 7 is fixedly connected with spring 8, and the opposite side of two sliding buckle 5 is fixedly connected with lifting plate 9, and the lower end of lifting plate 9 is provided with small shovel 27 at intervals, the skilled person can understand that the bottom plate 1 of this structure is used to support the structure of the experimental trolley, which ensures the stability of the overall structure of the soil platform experimental trolley, and a rectangular structure can be actually selected, and a rectangular opening is provided in the middle part for the downward movement of the small shovel 27. And the bearing column 2 and the bearing plate 3 ensure the supportability of the experimental trolley, adopt a detachable structure, have the functions of quick installation and disassembly, ensure the convenience of the experimental trolley during transportation and assembly, adopt the adjusting structure of spring 8 and clamping block 7, can quickly move sliding buckle 5 on the surface of sliding rail 4, ensure the limiting effect of the lifting structure, actually make the experimental personnel can according to different experimental requirements and own height conditions, easily adjust the soil platform to the most suitable height, satisfy the diversified experimental scene demand, greatly improve the convenience and efficiency of the experiment. When actually carrying out the soil acidity and alkalinity detection experiment, the experimental personnel of different heights can adjust the height of the soil platform according to their comfort, ensure that the reagent adding operation can be accurately carried out during the operation process, improve the accuracy of experimental data, just need the experimental personnel to push the connecting plate 6, make the clamping block 7 separate from the side wall of sliding rail 4, and the lifting plate 9 can slide, adjust to the appropriate position, then loosen the connecting plate 6 under the action of spring 8, make the clamping block 7 abut with the side wall of sliding rail 4, then the height adjustment is completed, without complex knob rotation, pin plugging and other operations, greatly reduce the use difficulty. Preferably, the cross section of sliding rail 4 is U-shaped structure, and the opening is provided opposite, and the clamping block 7 abuts with the inner wall of the opening of sliding rail 4. And this structure is preferably provided with small shovel 27 at the lower end of lifting plate 9 at intervals, so that the setting of small shovel 27 increases the soil sampling, leveling and cleaning functions of the experimental trolley, greatly expands the application scene of the experimental trolley in the soil experiment, improves the practicability of the equipment.

[0028] Preferably, the four corners of the top of the load-bearing plate 3 in the above structure are provided with positioning holes 10, the inner cavity of the positioning hole 10 is provided with a positioning column 11, and the bottom of the positioning column 11 penetrates to the bottom of the bottom plate 1. Those skilled in the art can understand that the structure can connect the load-bearing plate 3 and the bottom plate 1 through the cooperation of the positioning hole 10 and the positioning column 11, has the effect of quick positioning, ensures the stability of the installation of the load-bearing plate 3, and achieves the purpose of convenient disassembly.

[0029] Preferably, the four corners of the top of the load-bearing plate 3 in the above structure are provided with positioning holes 10, the inner cavity of the positioning hole 10 is provided with a positioning column 11, and the bottom of the positioning column 11 penetrates to the bottom of the bottom plate 1. Those skilled in the art can understand that the structure can connect the load-bearing plate 3 and the bottom plate 1 through the cooperation of the positioning hole 10 and the positioning column 11, has the effect of quick positioning, ensures the stability of the installation of the load-bearing plate 3, and achieves the purpose of convenient disassembly.

[0030] Preferably, the top of one side of the sliding rail 4 in the above structure is fixedly connected with an operation table 13, and one side of the operation table 13 is fixedly connected with the track stabilizing column 12. Those skilled in the art can understand that the operation table 13 is fixedly connected to the top of one side of the sliding rail 4 in the structure, and one side of the operation table 13 is connected with the track stabilizing column 12, which ensures the stability of the overall structure of the device.

[0031] Preferably, a plurality of mounting holes 14 are formed in the lifting plate 9 in the above structure. Those skilled in the art can understand that the structure preferably has a plurality of mounting holes 14 formed in the lifting plate 9, and the mounting holes 14 can be used to install measuring equipment on the trolley for monitoring various parameters of the soil. The soil nutrient detector can be installed, which detects the content of nitrogen, phosphorus, potassium and other nutrients in the soil through a specific chemical reaction. It is fixed above the lifting plate 9 to achieve the effect of convenient assembly.

[0032] Preferably, the inner cavity of the sliding rail 4 in the above structure is fixedly connected with a clamping tooth, and the clamping block 7 is matched with the clamping tooth. Those skilled in the art can understand that in order to increase the height adjustment accuracy of the lifting plate 9, the clamping tooth and the clamping block 7 are matched with each other in the structure, which can clamp the clamping tooth and ensure the stability of the movement of the sliding buckle 5 on the surface of the sliding rail 4.

[0033] Preferably, the two sides of the bottom plate 1 in the above structure are fixedly connected with side plates 15, and the side plates 15 are symmetrically arranged. Those skilled in the art can understand that the side plates 15 of the structure are used to support the bottom plate 1, which ensures the stability of the overall structure of the bottom plate 1, so that the trolley can effectively resist external interference and maintain stability during the experiment, reducing the interference of shaking on the experimental results.

[0034] Preferably, the top and bottom of the sliding buckle 5 are provided with sliding grooves 16, which are adapted to the shape of the sliding rail 4. Those skilled in the art can understand that, in order to facilitate the connection between the sliding rail 4 and the sliding buckle 5, it is actually preferred that the top and bottom of the sliding buckle 5 are provided with sliding grooves 16, which are adapted to the shape of the sliding rail 4, so that the sliding groove 16 is a U-shaped hole structure, the actual sliding rail 4 is arranged on the sliding buckle 5 and is connected thereto, the actual sliding rail 4 is installed inside the sliding groove 16, so that the sliding buckle 5 can slide on the surface of the sliding rail 4, and the clamping block 7 abuts against the inner wall of the sliding rail 4.

[0035] Preferably, the bottom of the lifting plate 9 is fixedly connected with a mounting plate 17, the two sides of the bottom of the mounting plate 17 are fixedly connected with sliding rails 18, one side of the sliding rail 18 is fixedly connected with a toothed plate 19, the bottom of the sliding rail 18 is slidably connected with a moving seat 20, the inner cavity of the moving seat 20 is fixedly connected with a reset slide rod 21, the surface of the reset slide rod 21 is slidably connected with an elastically arranged sliding block 22, the top of the sliding block 22 is fixedly connected with an inverted L-shaped clamping column 23, the upper end of the clamping column 23 penetrates into the inner side of the opening of the moving seat 20, the surface of the sliding block 22 is fixedly connected with a connecting rod 24, one side of the connecting rod 24 away from the sliding block 22 penetrates to the outside of the moving seat 20, the surface of the connecting rod 24 is fixedly connected with a pushing block 25, the bottom of the moving seat 20 is fixedly connected with a fixed plate 26, and a small shovel 27 is arranged at the bottom of the fixed plate 26. Those skilled in the art can understand that, in order to facilitate the transverse movement design and detachable connection of the small shovel 27, the experimental personnel can be more convenient when performing related operations, whether it is sampling, soil leveling or cleaning work, it can be completed through simple sliding and installation and disassembly operation, saving time and labor cost, the structure is preferred to connect one side of the toothed plate 19 with the sliding rail 18, and the toothed plate 19 is clamped with the inverted L-shaped clamping column 23 to achieve the purpose of positioning, and the position of the clamping column 23 on the toothed plate 19 is adjusted to achieve the purpose of flexible adjustment of the position of the small shovel 27, the moving of the pushing block 25 drives the moving of the connecting rod 24, the connecting rod 24 drives the moving of the sliding block 22, the sliding block 22 moves on the surface of the reset slide rod 21, and the sliding block 22 drives the moving of the clamping column 23, so that the limiting of the toothed plate 19 can be released, the moving seat 20 can be moved on the surface of the sliding rail 18, the installation position of the small shovel 27 can be adjusted according to the use requirement, and the flexibility of the use of the small shovel 27 is improved. And because the surface of the reset slide rod 21 is slidably connected with the elastically arranged sliding block 22, the sliding block 22 can slide on the surface of the reset slide rod 21, the elastic arrangement here means that the sliding block 22 is reset under the action of the elastic member, so that the clamping column 23 is in close contact with the toothed plate 19. That is, without pushing the pushing block 25, the elastic member drives the sliding block 22 to reset, so as to drive the clamping column 23 to be clamped and fixed with the toothed plate 19.

[0036] Preferably, the above structure is provided with driving wheels 28 between the front and rear sides of the bottom plate 1. Those skilled in the art can understand that, in order to facilitate movement, the structure is preferably provided with driving wheels 28 on the bottom plate 1, and in actual consideration of the installation of the side plates 15, the driving wheels 28 are preferably arranged on the upper surface of the bottom plate 1 on the front and rear sides of the bottom plate 1, that is, on the upper surface of the bottom plate 1 on both sides of the side plates 15.

[0037] The working principle is as follows:

[0038] By pressing the connecting plate 6, the connecting plate 6 drives the clamping block 7 to move, the clamping block 7 compresses the spring 8, and in the compression process of the spring 8, the clamping block 7 releases the limiting of the clamping teeth, and simultaneously moves up and down the sliding buckle 5, and the sliding buckle 5 slides on the surface of the sliding rail 4, so as to adjust the use height of the lifting plate 9. After the connecting plate 6 is released, the clamping block 7 extends into the tooth groove of the clamping teeth under the reset of the spring 8, so as to achieve the purpose of limiting the sliding buckle 5. When adjusting the small shovel 27, the moving block 25 is moved, the connecting rod 24 is driven by the moving block 25 to move, the sliding block 22 is driven by the connecting rod 24 to move, the surface of the reset sliding rod 21 is moved by the sliding block 22, the clamping column 23 is moved by the sliding block 22, so as to release the limiting of the tooth plate 19, and the moving seat 20 is moved on the surface of the sliding rail 18, so as to achieve the purpose of adjusting the installation position of the small shovel 27 according to the use requirement.

Claims

1. An adjustable height soil platform test vehicle comprising a base plate (1) having an opening in the middle, characterised in that: Said bottom plate (1) top four corners are provided with bearing column (2), the top of bearing column (2) is provided with bearing plate (3), and the middle of bearing plate (3) is provided with through hole, the both sides of bottom plate (1) opening are provided with sliding rail (4) correspondingly, sliding rail (4) is provided with sliding buckle (5), the both sides of sliding buckle (5) inner cavity are provided with connecting plate (6) through, one side of connecting plate (6) extends to the inner cavity of sliding buckle (5), the surface of connecting plate (6) one side is fixedly connected with the clamping block (7), the opposite side of clamping block (7) is fixedly connected with spring (8), the opposite side of two sliding buckle (5) is fixedly connected with lifting plate (9), and the lower end of lifting plate (9) is provided with small shovel (27) at intervals.

2. The height-adjustable soil bed test cart of claim 1, wherein: The four corners of the top of the bearing plate (3) are provided with positioning hole (10), and the inner cavity of the positioning hole (10) is provided with positioning column (11), and the bottom of the positioning column (11) penetrates to the lower side of the bottom plate (1).

3. The height-adjustable soil bed cart of claim 2, wherein: The four corners of the top of the bottom plate (1) and one side of the bearing column (2) are fixedly connected with the track stabilizing column (12), and the surface of the track stabilizing column (12) is slidably connected with the lifting plate (9).

4. The height-adjustable soil bed test cart according to any one of claims 1 to 3, characterized in that: The top of one side of the sliding rail (4) is fixedly connected with the operation table (13), and one side of the operation table (13) is fixedly connected with the track stabilizing column (12).

5. The height-adjustable soil bed cart of claim 1, wherein: A plurality of mounting holes (14) are formed in the lifting plate (9).

6. The height-adjustable soil bed cart of claim 1, wherein: The inner cavity of the sliding rail (4) is fixedly connected with a clamping tooth, and the clamping block (7) is matched with the clamping tooth.

7. The height-adjustable soil bed cart of claim 1, wherein: Both sides of the bottom plate (1) are fixedly connected with side plates (15), and the side plates (15) are symmetrically arranged.

8. The height-adjustable soil bed cart of claim 1, wherein: The top and bottom of the sliding buckle (5) are provided with sliding grooves (16), and the shape of the sliding groove (16) is matched with the sliding rail (4).

9. The height-adjustable soil bed cart of claim 1, wherein: The bottom of the lifting plate (9) is fixedly connected with a mounting plate (17), both sides of the bottom of the mounting plate (17) are fixedly connected with sliding rails (18), one side of the sliding rail (18) is fixedly connected with a toothed plate (19), the bottom of the sliding rail (18) is slidably connected with a moving seat (20), the inner cavity of the moving seat (20) is fixedly connected with a reset slide rod (21), the surface of the reset slide rod (21) is slidably connected with an elastically arranged sliding block (22), the top of the sliding block (22) is fixedly connected with an inverted L-shaped clamping column (23), the upper end of the clamping column (23) penetrates to the inner side of the opening of the moving seat (20), the surface of the sliding block (22) is fixedly connected with a connecting rod (24), one side of the connecting rod (24) away from the sliding block (22) penetrates to the outside of the moving seat (20), the surface of the connecting rod (24) is fixedly connected with a pushing block (25), the bottom of the moving seat (20) is fixedly connected with a fixed plate (26), and the small shovel (27) is arranged at the bottom of the fixed plate (26).

10. The height-adjustable soil bed cart of claim 1, wherein: The front and rear sides of the bottom plate (1) are provided with driving wheels (28) at intervals.

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