Soil microorganism sample collecting device

Abstract

The utility model relates to the technical field of soil microorganism collection equipment, and provides a soil microorganism sample collection device which comprises a support frame, a sampling structure is fixed at the top end of the support frame, and the sampling structure comprises electric push rods fixed at two sides of the top end of the support frame. Through the arrangement of the sampling structure, the depth of the earth drilling cone during earth drilling can be adjusted under the lifting action of the electric push rod, the sampling depth is convenient to adjust, under the driving action of the servo motor, the blade spirally ascends to convey soil upwards from the bottom, and after the soil is rotationally conveyed to the top of the limiting pipe, the soil is separated from the limiting pipe. When the soil microorganism sample collecting device is used, soil can directly fall into the collecting box, microorganisms in the soil can be conveniently and directly sampled, the soil does not need to be subsequently transferred into a sampling box, the function of conveniently and directly sampling the soil is achieved, and the convenience and the working efficiency of the soil microorganism sample collecting device during use are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to soil microorganism collection equipment technical field, especially in soil microorganism sample collection device. BACKGROUND

[0002] Soil microorganism is the general term of bacteria, fungi, actinomycetes and algae living in soil, which plays a vital role in the processes of oxidation, nitration, ammonification, nitrogen fixation and sulfuration in soil, and decomposes soil organic matter and transforms nutrients. Before studying soil microorganism, the microorganism in soil needs to be collected. However, the traditional soil microorganism collection method has many limitations. For example, manual collection is not only time-consuming and laborious, but also easy to drop the microorganism brought by human body into soil, which affects the sample collection result of soil microorganism. Therefore, a soil microorganism sample collection device needs to be designed.

[0003] Therefore, the patent with publication number CN207798433U discloses a soil microorganism sample collection device, which comprises a fixed support plate and a sample collection frame. The middle positions of the bottom of the fixed support plate on both sides are fixedly connected with fixed support rods. The middle position of the top of the fixed support plate is fixedly connected with an outer frame. The middle position of the top of the inner cavity of the outer frame is fixedly connected with a motor through a fixed base. The rotating end of the motor is rotatably connected with a rotating shaft. The end of the rotating shaft away from the motor is threadedly connected with a connecting rod through a first fixed shaft. The end of the connecting rod away from the motor is threadedly connected with a second fixed shaft. The end of the connecting rod away from the motor is fixedly connected with a sample collection cylinder through the second fixed shaft. The utility model relates to the technical field of soil microorganism collection equipment. The soil microorganism sample collection device can effectively improve the soil microorganism collection efficiency, has low cost and is convenient to use.

[0004] The soil microorganism sample collection device in the above description can improve the collection efficiency of soil microorganism during use, but it is necessary to take out the soil and then push it into the collection box when collecting microorganism, which is complicated, time-consuming and laborious. Therefore, a soil microorganism sample collection device needs to be designed. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a soil microorganism sample collection device, which can solve the defect that the existing soil microorganism sample collection device needs to take out the soil and then push it into the collection box when collecting microorganism, which is complicated, time-consuming and laborious.

[0006] In order to solve the above technical problems, the utility model provides the following technical scheme: a soil microorganism sample collection device, which comprises a support frame.

[0007] The top end of the support frame is fixed with a sampling structure, the sampling structure comprises electric push rods fixed on both sides of the top end of the support frame, the top end of each electric push rod is fixed with a support plate, a servo motor is installed on the top end of the support plate, a rotating shaft penetrates through the support plate, blades are fixed on the outer wall of the rotating shaft, and a ground drilling cone is fixed on the bottom end of the rotating shaft;

[0008] A limiting tube is fixed at the middle position inside the support frame, and separation structures are arranged on both sides of the limiting tube;

[0009] Balancing structures are uniformly fixed on the bottom end of the support frame.

[0010] Further, a first protective cover is arranged on one side of the top end of the support frame, and a second protective cover is connected to one side of the first protective cover in an interference fit.

[0011] Further, the electric push rods are symmetrically distributed on both sides of the support plate, and the top end of the rotating shaft extends to the outside of the support plate and is fixedly connected with the output end of the servo motor.

[0012] Further, the outer diameter of the blade is smaller than the inner diameter of the limiting tube, and the central axis of the blade and the ground drilling cone are collinear with the central axis of the limiting tube.

[0013] Further, the separation structure comprises a collecting box, a liquid discharge pipe, a baffle and a filter hole, the collecting box is arranged at the top end of the support frame on both sides of the limiting tube, the liquid discharge pipe is fixed on the side of the inside of the collecting box away from the limiting tube, the baffle is slidingly connected to the inner wall of the side of the collecting box close to the liquid discharge pipe, and the filter hole is uniformly arranged on the top of the baffle.

[0014] Further, the collecting boxes are symmetrically distributed on both sides of the limiting tube, and the filter holes are symmetrically distributed on both sides of the blade.

[0015] Further, the balancing structure comprises a balancing rod, a ground nail and a connecting rod, the connecting rod is uniformly fixed on the bottom end of the support frame, the balancing rod is fixed on the bottom end of the connecting rod, and the ground nail is uniformly fixed on the bottom end of the balancing rod.

[0016] Further, the ground nails are equally spaced on the bottom end of the balancing rod, and the connecting rods are equally spaced on the bottom end of the support frame.

[0017] The soil microorganism sample collecting device has the advantages that:

[0018] By setting up the sampling structure, the depth of the earth boring cone when drilling can be adjusted under the lifting action of the electric push rod, the sampling depth is adjusted, under the driving action of the servo motor, the soil is conveyed upward from the bottom by the helical blade, when the soil is conveyed to the top of the limiting pipe, the soil directly falls into the inside of the collecting box, the soil inside the soil is directly sampled, the soil does not need to be transferred to the sampling box, the device has the function of directly sampling the soil, and the convenience and working efficiency of the soil microorganism sample collecting device are improved when in use.

[0019] By setting up the separation structure, the soil is directly added with the solution and the soil is stirred in the collecting box, the microorganism in the soil can be separated into the solution, under the filtering action of the baffle and the filter hole, the solution can be discharged outward through the drain pipe, the solution of the microorganism is obtained, the device has the function of separating the microorganism from the soil, and the convenience and working efficiency of the soil microorganism sample collecting device are improved when in use.

[0020] By setting up the balance structure, the stability of the soil sampling can be improved under the earth peg, the device is prevented from falling, the device has the function of connecting the device and the ground position, and the convenience and stability of the soil microorganism sample collecting device are improved when in use. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is an overall three-dimensional structure schematic view of the utility model;

[0022] Figure 2 It is a front view cross section structure schematic view of the utility model;

[0023] Figure 3 It is a side view cross section structure schematic view of the utility model;

[0024] Figure 4 It is a front view cross section three-dimensional structure schematic view of the utility model;

[0025] Figure 5 It is a side view cross section three-dimensional structure schematic view of the utility model;

[0026] Figure 6 It is a top view cross section three-dimensional structure schematic view of the utility model.

[0027] The reference signs in the drawing are explained as follows: 1, support frame; 2, sampling structure; 21, electric push rod; 22, support plate; 23, servo motor; 24, rotating shaft; 25, blade; 26, earth boring cone; 3, first protective cover; 4, second protective cover; 5, separation structure; 51, collection box; 52, liquid discharge pipe; 53, baffle; 54, filter hole; 6, limiting pipe; 7, balancing structure; 71, balancing rod; 72, ground nail; 73, connecting rod. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0029] Please refer to Figures 1-6 The utility model provides a kind of soil microbial sample collection device, including support frame 1.

[0030] Refer to Figures 1-6 The top end of support frame 1 is fixed with sampling structure 2, and sampling structure 2 includes electric push rod 21 fixed to the top end of support frame 1 on both sides, the top end of electric push rod 21 is fixed with support plate 22, servo motor 23 is installed at the top end of support plate 22, rotating shaft 24 is penetrated in the inside of support plate 22, blade 25 is fixed on the outer wall of rotating shaft 24, earth boring cone 26 is fixed at the bottom end of rotating shaft 24, electric push rod 21 is distributed symmetrically on both sides of support plate 22, the top end of rotating shaft 24 extends to the outside of support plate 22 and is fixedly connected with the output end of servo motor 23, the outer diameter size of blade 25 is less than the inner diameter size of limiting pipe 6, and the central axis of blade 25 and earth boring cone 26 is collinear with the central axis of limiting pipe 6.

[0031] The external power supply is started when sampling, the electric push rod 21 is retracted, the electric push rod 21 drives the earth boring cone 26 to descend, the earth boring cone 26 drills into the ground, the shaft 24 and the blade 25 descend, the bottom end of the blade 25 contacts the soil, the servo motor 23 is started, the servo motor 23 drives the shaft 24 and the blade 25 to rotate, the blade 25 rotates to loosen the soil, the blade 25 is continuously rotated and lowered to the deep soil by the electric push rod 21, the soil is continuously transported upward under the action of the blade 25, the gap between the bottom end of the limiting pipe 6 and the ground is small, so that the soil falling from the bottom of the blade 25 is less, most of the soil is transported to the top of the limiting pipe 6 by the blade 25, the continuously upward soil loses support when reaching the top of the limiting pipe 6, and falls outward into the collection box 51 to complete the sampling collection, avoiding the need to transfer the soil to other containers after sampling, reducing the contact between the staff and the soil, and ensuring the accuracy of the soil microorganism sampling.

[0032] Referring to Figures 1-6 The limiting pipe 6 is fixed at the middle position of the support frame 1, the limiting pipe 6 is provided with the separation structure 5 on both sides, the separation structure 5 comprises the collection box 51, the liquid discharge pipe 52, the baffle 53 and the filter hole 54, the collection box 51 is arranged at the top end of the support frame 1 on both sides of the limiting pipe 6, the liquid discharge pipe 52 is fixed at the inner side of the collection box 51 away from the limiting pipe 6, the baffle 53 is slidably connected to the inner wall of the collection box 51 close to the liquid discharge pipe 52, the filter hole 54 is uniformly arranged on the top of the baffle 53, the collection box 51 is symmetrically arranged on both sides of the limiting pipe 6, the filter hole 54 is symmetrically arranged on both sides of the blade 25, the first protective cover 3 is arranged on one side of the top end of the support frame 1, and the second protective cover 4 is connected to one side of the first protective cover 3 in an interference fit.

[0033] After the soil enters the collection box 51, the solution is added to the collection box 51 and the soil solution is stirred, so that the microorganisms in the soil can be separated into the solution, the soil solid at the bottom of the collection box 51 can be prevented from blocking the liquid discharge pipe 52 under the action of the baffle 53, and the solution can be conveniently discharged outward through the liquid discharge pipe 52 under the filtering action of the filter hole 54 to obtain the microorganism solution.

[0034] Referring to Figures 1-6 The balance structure 7 is uniformly fixed at the bottom end of the support frame 1, the balance structure 7 comprises the balance rod 71, the ground nail 72 and the connecting rod 73, the connecting rod 73 is uniformly fixed at the bottom end of the support frame 1, the balance rod 71 is fixed at the bottom end of the connecting rod 73, and the ground nail 72 is uniformly fixed at the bottom end of the balance rod 71. The ground nails 72 are equally spaced at the bottom end of the balance rod 71, and the connecting rods 73 are equally spaced at the bottom end of the support frame 1.

[0035] Before sampling, the balance bar 71 and the ground nail 72 are placed in the sampling position, and then the balance bar 71 and the ground nail 72 are pressed downward until the ground nail 72 is fully inserted into the ground, which can improve the stability of the device during sampling.

[0036] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A soil microbial sample collection device, comprising a support frame (1); Its features are: The top of the support frame (1) is fixed with a sampling structure (2). The sampling structure (2) includes electric push rods (21) fixed on both sides of the top of the support frame (1). The top of each electric push rod (21) is fixed with a support plate (22). The top of the support plate (22) is equipped with a servo motor (23). A rotating shaft (24) runs through the inside of the support plate (22). A blade (25) is fixed on the outer wall of the rotating shaft (24). A drilling cone (26) is fixed at the bottom of the rotating shaft (24). A limiting tube (6) is fixed in the middle position inside the support frame (1), and a separation structure (5) is provided on both sides of the limiting tube (6). The bottom end of the support frame (1) is uniformly fixed with a balancing structure (7).

2. The soil microbial sample collection device according to claim 1, characterized in that: A first protective cover (3) is provided on one side of the top of the support frame (1), and a second protective cover (4) is connected to one side of the first protective cover (3) by interference fit.

3. The soil microbial sample collection device according to claim 1, characterized in that: The electric push rods (21) are symmetrically distributed on both sides of the support plate (22), and the top end of the rotating shaft (24) extends to the outside of the support plate (22) and is fixedly connected to the output end of the servo motor (23).

4. The soil microbial sample collection device according to claim 1, characterized in that: The outer diameter of the blade (25) is smaller than the inner diameter of the limiting tube (6), and the central axis of both the blade (25) and the drilling cone (26) is collinear with the central axis of the limiting tube (6).

5. The soil microbial sample collection device according to claim 1, characterized in that: The separation structure (5) includes a collection box (51), a drain pipe (52), a baffle (53), and a filter hole (54). The collection box (51) is located at the top of the support frame (1) on both sides of the limiting tube (6). The drain pipe (52) is fixed on the side of the collection box (51) away from the limiting tube (6). The baffle (53) is slidably connected on the inner wall of the collection box (51) near the drain pipe (52). The filter hole (54) is evenly opened on the top of the baffle (53).

6. The soil microbial sample collection device according to claim 5, characterized in that: The collection box (51) is symmetrically distributed on both sides of the limiting tube (6), and the filter hole (54) is symmetrically distributed on both sides of the blade (25).

7. The soil microbial sample collection device according to claim 1, characterized in that: The balancing structure (7) includes a balance bar (71), ground nails (72) and connecting rods (73). The connecting rods (73) are evenly fixed to the bottom end of the support frame (1). The bottom end of each connecting rod (73) is fixed with a balance bar (71). The bottom end of each balance bar (71) is evenly fixed with a ground nail (72).

8. The soil microbial sample collection device according to claim 7, characterized in that: The ground nails (72) are evenly distributed at the bottom end of the balance bar (71), and the connecting rods (73) are evenly distributed at the bottom end of the support frame (1).

Images