Tobacco rhizome disease soil sample collecting device

Abstract

The invention discloses a tobacco rhizome disease soil sample collection device, and relates to the technical field of soil sample collection, the tobacco rhizome disease soil sample collection device comprises a main pipe, the top of the main pipe is fixedly connected with an extended handle assembly, the bottom of the main pipe is fixedly connected with a tubular shovel, and the top of the outer wall of the tubular shovel is provided with a plurality of annularly distributed exhaust holes; a push-out assembly is arranged in the main pipe, a brushing assembly is movably connected to the bottom of the outer wall of the main pipe, two symmetrically-distributed pedals are fixedly connected to the joint of the main pipe and the tubular shovel, and two guide grooves are formed in the bottom of the outer side of the main pipe. According to the tobacco rhizome disease soil sample collecting device, the extension rod extending out of the inner cavity of the transverse pipe can be fixed through cooperation between the outer threaded sleeve and the transverse pipe, and the extension rod stored in the inner cavity of the transverse pipe can be fixed through cooperation between the end of the extension rod and the threaded hole; therefore, the purpose of telescopic adjustment of the handle is achieved.

Description

Technical Field

[0001] The present invention relates to the technical field of soil sample collection, and particularly relates to a soil sample collection device for tobacco root and stem diseases. Background Art

[0002] Tobacco virus diseases seriously affect the quality and yield of tobacco leaves, such as tobacco mosaic virus. Among them, the virus carried in the soil is one of the main ways of tobacco virus transmission. Therefore, it is necessary to sample and analyze the soil in the fields where diseased tobacco is located. Most soil samplings adopt the five-point sampling method, that is, soil samples are obtained at five different places in the tested field, and the soil is sieved one by one for subsequent analysis.

[0003] The following problems exist in the prior art:

[0004] In the existing soil sample collection device for tobacco root and stem diseases, when in use, it is inconvenient to clean the inner wall of the tubular shovel after collecting soil, which affects the reuse of the soil sample collection device and the detection effect of the soil sample again. Summary of the Invention

[0005] The present invention provides a soil sample collection device for tobacco root and stem diseases to solve the problems mentioned in the above background art.

[0006] To solve the above technical problems, the technical solution adopted by the present invention is:

[0007] A soil sample collection device for tobacco root and stem diseases includes a main pipe. The top of the main pipe is fixedly connected with an extended handle assembly. The bottom of the main pipe is fixedly connected with a tubular shovel. A plurality of exhaust holes distributed in a ring are opened at the top of the outer wall of the tubular shovel. A pushing assembly is arranged inside the main pipe. A cleaning assembly is movably connected to the bottom position of the outer wall of the main pipe. Two symmetrically distributed pedals are fixedly connected at the connection between the main pipe and the tubular shovel. Two guide grooves are opened at the bottom of the outer side of the main pipe;

[0008] The pushing assembly includes an adjusting screw. The outer wall of the adjusting screw is rotatably connected to the middle of the extended handle assembly. The top of the adjusting screw is fixedly connected with an adjusting disc. A screw sleeve is threadedly connected to the bottom of the outer wall of the adjusting screw. The bottom of the screw sleeve penetrates through the top of the tubular shovel and is fixedly installed with a pushing disc. The outer wall of the pushing disc is slidably connected to the inside of the tubular shovel;

[0009] The extended handle assembly includes a cross pipe. The bottom of the middle of the outer wall of the cross pipe is fixedly connected to the top of the main pipe. The end of the outer wall of the cross pipe is movably sleeved with a handle. One end of the inner cavity of the handle is fixedly connected with an extension rod. One end of the extension rod extends into the inner cavity of the cross pipe.

[0010] Preferably, two symmetrically distributed sliders are fixedly installed at the top of the outer wall of the screw sleeve, and the outer wall of the slider is slidably connected to a first chute which is opened at the bottom of the inner cavity of the main pipe.

[0011] Preferably, an external thread sleeve is fixedly connected to one side of the outer wall of the extension rod, the outer wall of the external thread sleeve is threadedly connected to one end of the cross pipe, a threaded hole is opened in the middle of the inner cavity of the cross pipe, and the inner wall of the threaded hole is connected to one end of the extension rod in a matching manner.

[0012] Preferably, a limiting ring is fixedly installed on one side of the outer wall of the extension rod, and the outer wall of the limiting ring is slidably connected to the inner wall of the cross pipe.

[0013] Preferably, the cleaning assembly includes a sliding sleeve, the inner wall of the sliding sleeve is movably sleeved on the outer wall of the main pipe, a push pipe is movably sleeved on the outer wall of the screw sleeve, two symmetrically arranged second chutes are opened on the outer wall of the push pipe, and the inner walls of the second chutes are slidably connected to the outer sides of the sliders. A spring piece ring is fixedly connected to the bottom of the push pipe, and a plurality of annularly distributed brushes are fixedly connected to the outer side of the spring piece ring.

[0014] Preferably, a positioning ring is fixedly installed in the middle of the inner cavity of the main pipe, a spring is fixedly connected to the bottom of the positioning ring, and the bottom of the spring is fixedly installed with the top of the push pipe.

[0015] Preferably, two symmetrically distributed connecting blocks are fixedly connected to the top of the outer wall of the push pipe, one end of the connecting block away from the push pipe is fixedly installed on the inner wall of the sliding sleeve, and the outer side of the connecting block is slidably connected to the inner wall of the guide groove.

[0016] Due to the adoption of the above technical solutions, the technical progress achieved by the present invention compared with the prior art is:

[0017] 1. The present invention provides a soil sample collection device for tobacco root and stem diseases. By using the cooperation between the slider and the first chute, the screw sleeve can be guided to stably move the push plate up and down, so as to push out the soil entering the inner cavity of the tubular shovel.

[0018] 2. The present invention provides a soil sample collection device for tobacco root and stem diseases. By using the cooperation between the external thread sleeve and the cross pipe, the extension rod extending out of the inner cavity of the cross pipe can be fixed. By using the cooperation between the end of the extension rod and the threaded hole, the extension rod retracted into the inner cavity of the cross pipe can be fixed, so as to achieve the purpose of telescopic adjustment of the handle.

[0019] 3. The present invention provides a soil sample collection device for tobacco root and stem diseases. By using the cooperation between the spring and the positioning ring, the push pipe has an upward pulling force, so as to push the downwardly pushed push pipe upward for quickly cleaning the inner wall of the tubular shovel. Description of the Drawings

[0020] Figure 1 Schematic diagram of the three-dimensional structure of the present invention;

[0021] Figure 2 Schematic diagram of the sectional structure of the present invention;

[0022] Figure 3 For the present invention Figure 3 Enlarged schematic diagram of the structure at position A in;

[0023] Figure 4 Schematic diagram of the structures of the tubular shovel, exhaust holes and pedal of the present invention;

[0024] Figure 5 Schematic diagram of the internal sectional structure of the push tube of the present invention;

[0025] Figure 6 Schematic diagram of the connection structure between the pushing component and the cleaning component of the present invention;

[0026] Figure 7 Schematic diagram of the sectional structure of the extended handle assembly of the present invention.

[0027] In the figure: 1, main pipe; 2, pushing component; 21, adjusting disc; 22, adjusting screw; 23, screw sleeve; 24, slider; 25, pushing disc; 26, first chute; 3, cleaning component; 31, sliding sleeve; 32, push tube; 33, second chute; 34, spring; 35, positioning ring; 36, connecting block; 37, elastic ring; 38, brush; 4, tubular shovel; 5, exhaust holes; 6, extended handle assembly; 61, horizontal pipe; 62, threaded hole; 63, external threaded sleeve; 64, limiting ring; 65, handle; 66, extension rod; 7, pedal. Detailed implementation manners

[0028] In order to make the technical means, creative features, achieved purposes and functions of the present invention easy to understand, the present invention will be further described below in conjunction with specific implementation manners.

[0029] As Figures 1-7 shown, a tobacco root and stem disease soil sample collection device includes a main pipe 1, an extended handle assembly 6 is fixedly connected to the top of the main pipe 1, a tubular shovel 4 is fixedly connected to the bottom of the main pipe 1, a plurality of annularly distributed exhaust holes 5 are opened at the top of the outer wall of the tubular shovel 4, a pushing component 2 is arranged inside the main pipe 1, a cleaning component 3 is movably connected to the bottom position of the outer wall of the main pipe 1, two symmetrically distributed pedals 7 are fixedly connected at the connection between the main pipe 1 and the tubular shovel 4, and two guide grooves are opened at the bottom of the outer side of the main pipe 1;

[0030] The pushing component 2 includes an adjusting screw rod 22. The outer wall of the adjusting screw rod 22 is rotatably connected to the middle part of the extended handle component 6. The top of the adjusting screw rod 22 is fixedly connected with an adjusting disc 21. The bottom of the outer wall of the adjusting screw rod 22 is threadedly connected with a screw sleeve 23. The bottom of the screw sleeve 23 penetrates through the top of the tubular shovel 4 and is fixedly installed with a pushing disc 25. The outer wall of the pushing disc 25 is slidably connected to the inside of the tubular shovel 4;

[0031] The extended handle component 6 includes a cross tube 61. The bottom of the middle of the outer wall of the cross tube 61 is fixedly connected to the top of the main tube 1. The end of the outer wall of the cross tube 61 is movably sleeved with a handle 65. One end of the inner cavity of the handle 65 is fixedly connected with an extension rod 66. One end of the extension rod 66 extends into the inner cavity of the cross tube 61.

[0032] As Figure 3 、 Figure 5 and Figure 6 shown, two symmetrically distributed sliders 24 are fixedly installed on the top of the outer wall of the screw sleeve 23. The outer walls of the sliders 24 are slidably connected to a first chute 26 which is opened at the bottom of the inner cavity of the main tube 1.

[0033] By using the cooperation between the slider 24 and the first chute 26, the screw sleeve 23 can be guided so as to stably move the pushing disc 25 up and down, for realizing pushing out the soil entering the inner cavity of the tubular shovel 4.

[0034] As Figure 7 shown, an external thread sleeve 63 is fixedly connected to one side of the outer wall of the extension rod 66. The outer wall of the external thread sleeve 63 is threadedly connected to one end of the cross tube 61. A threaded hole 62 is opened in the middle of the inner cavity of the cross tube 61, and the inner wall of the threaded hole 62 is connected with one end of the extension rod 66 in a matching manner.

[0035] By using the cooperation between the external thread sleeve 63 and the cross tube 61, the extension rod 66 extending out of the inner cavity of the cross tube 61 can be fixed. By using the cooperation between the end of the extension rod 66 and the threaded hole 62, the extension rod 66 retracted into the inner cavity of the cross tube 61 can be fixed, so as to realize the purpose of telescopic adjustment of the handle 65.

[0036] As Figure 7 shown, a limiting ring 64 is fixedly installed on one side of the outer wall of the extension rod 66. The outer wall of the limiting ring 64 is slidably connected to the inner wall of the cross tube 61.

[0037] By using the cooperation between the cross tube 61 and the limiting ring 64, the extension rod 66 can stably move left and right in the inner cavity of the cross tube 61, and thus the telescopic of the extension rod 66 can be realized.

[0038] As Figure 2 、 Figure 3 、 Figure 5 and Figure 6As shown in the figure, the cleaning component 3 includes a sliding sleeve 31. The inner wall of the sliding sleeve 31 is movably sleeved on the outer wall of the main pipe 1. A push pipe 32 is movably sleeved on the outer wall of the screw sleeve pipe 23. Two symmetrically arranged second chutes 33 are formed on the outer wall of the push pipe 32, and the inner wall of the second chute 33 is slidably connected to the outer side of the slider 24. The bottom of the push pipe 32 is fixedly connected with a spring piece ring 37, and a plurality of annularly distributed brushes 38 are fixedly connected to the outer side of the spring piece ring 37.

[0039] During use, when the sliding sleeve 31 is pushed downward forcefully, the push pipe 32 connected by the connecting block 36 can be driven to move downward by the sliding sleeve 31, and the spring piece ring 37 fixed at the bottom of the push pipe 32 can be moved downward, so that the brushes 38 can clean the inner wall of the tubular shovel 4 to realize the cleaning of the inner wall of the tubular shovel 4.

[0040] As Figure 3 、 Figure 5 and Figure 6 shown, a positioning ring 35 is fixedly installed in the middle of the inner cavity of the main pipe 1. A spring 34 is fixedly connected to the bottom of the positioning ring 35, and the bottom of the spring 34 is fixedly installed with the top of the push pipe 32.

[0041] With the cooperation between the spring 34 and the positioning ring 35, the push pipe 32 has an upward pulling force to push the downwardly pushed push pipe 32 upward to realize the rapid cleaning of the inner wall of the tubular shovel 4.

[0042] As Figure 2 、 Figure 5 and Figure 6 shown, two symmetrically distributed connecting blocks 36 are fixedly connected to the top of the outer wall of the push pipe 32. One end of the connecting block 36 away from the push pipe 32 is fixedly installed on the inner wall of the sliding sleeve 31, and the outer side of the connecting block 36 is slidably connected to the inner wall of the guide groove.

[0043] With the function of the connecting block 36 and the guide groove, the up and down movement of the push pipe 32 can be guided to better control the push pipe 32.

[0044] Working principle of the present invention: When in use, first rotate the handles 65 on both the left and right sides to screw out one end of the extension rod 66 from the inner cavity of the threaded hole 62, and thread the outer wall of the external thread sleeve 63 with the end of the inner cavity of the horizontal pipe 61 to fix the extension of the handle 65; then place the bottom of the tubular shovel 4 at an appropriate position, step on the top of the pedal 7 with the foot, and step down forcefully to step the bottom of the tubular shovel 4 into the soil at the bottom of the tobacco root system. The soil will enter the inner cavity of the tubular shovel 4 from the bottom of the tubular shovel 4. Then, pull the handle 65 upward forcefully to take out the collected soil from the surrounding soil. Then, rotate the adjustment disk 21 to drive the adjustment screw 22 to rotate. Under the guiding action of the sliding groove 1 26 on the slider 24, push the push plate 25 at the bottom of the screw sleeve 23 downward to push the soil in the inner cavity of the tubular shovel 4 out of the inner cavity of the tubular shovel 4 and place it at the position to be detected. Use the equipment related to soil detection to detect the soil; then push the sliding sleeve 31 downward forcefully, which can drive the push pipe 32 connected by the connecting block 36 to move downward. Then, move the elastic ring 37 fixed at the bottom of the push pipe 32 downward. With the cooperation between the spring 34 and the positioning ring 35, the push pipe 32 has an upward pulling force to push the downward-pushed push pipe 32 upward, so that the brush 38 can clean the inner wall of the tubular shovel 4 to clean the inner wall of the tubular shovel 4.

[0045] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

Claims

1. A tobacco root and stem disease soil sample collection device, comprising a main pipe (1), characterized in that: At the top of the main pipe (1), an extended handle assembly (6) is fixedly connected. At the bottom of the main pipe (1), a tubular shovel (4) is fixedly connected. At the top of the outer wall of the tubular shovel (4), a number of exhaust holes (5) are arranged in a circular distribution. Inside the main pipe (1), a pushing assembly (2) is arranged. At the bottom position of the outer wall of the main pipe (1), a cleaning assembly (3) is movably connected. At the connection between the main pipe (1) and the tubular shovel (4), two symmetrically distributed pedals (7) are fixedly connected. At the bottom of the outer side of the main pipe (1), two guide grooves are provided; The pushing assembly (2) includes an adjusting screw rod (22). The outer wall of the adjusting screw rod (22) is rotatably connected to the middle of the extended handle assembly (6). At the top of the adjusting screw rod (22), an adjusting disk (21) is fixedly connected. At the bottom of the outer wall of the adjusting screw rod (22), a screw sleeve (23) is threadedly connected. The bottom of the screw sleeve (23) penetrates through the top of the tubular shovel (4) and fixedly installs a pushing disk (25). The outer wall of the pushing disk (25) is slidably connected to the inner side of the tubular shovel (4); The extended handle assembly (6) includes a cross pipe (61). The bottom of the middle of the outer wall of the cross pipe (61) is fixedly connected to the top of the main pipe (1). At the end of the outer wall of the cross pipe (61), a handle (65) is movably sleeved. At one end of the inner cavity of the handle (65), an extension rod (66) is fixedly connected. One end of the extension rod (66) extends into the inner cavity of the cross pipe (61).

2. The soil sample collection device for tobacco root and stem diseases according to claim 1, wherein: At the top of the outer wall of the screw sleeve (23), two symmetrically distributed sliders (24) are fixedly installed. The outer walls of the sliders (24) are slidably connected to a first chute (26), and the first chute (26) is arranged at the bottom of the inner cavity of the main pipe (1).

3. The soil sample collection device for tobacco root diseases according to claim 1, characterized in that: On one side of the outer wall of the extension rod (66), an external thread sleeve (63) is fixedly connected. The outer wall of the external thread sleeve (63) is threadedly connected to one end of the cross pipe (61). In the middle of the inner cavity of the cross pipe (61), a threaded hole (62) is provided, and the inner wall of the threaded hole (62) is connected in a matching manner with one end of the extension rod (66).

4. The soil sample collection device for tobacco root and stem diseases according to claim 1, characterized in that: On one side of the outer wall of the extension rod (66), a limiting ring (64) is fixedly installed. The outer wall of the limiting ring (64) is slidably connected to the inner wall of the cross pipe (61).

5. The soil sample collection device for tobacco root and stem diseases according to claim 1, characterized in that: The cleaning assembly (3) includes a sliding sleeve (31). The inner wall of the sliding sleeve (31) is movably sleeved on the outer wall of the main pipe (1). The outer wall of the screw sleeve (23) is movably sleeved with a pushing pipe (32). On the outer wall of the pushing pipe (32), two symmetrically arranged second chutes (33) are provided, and the inner walls of the second chutes (33) are slidably connected to the outer sides of the sliders (24). At the bottom of the pushing pipe (32), an elastic ring (37) is fixedly connected. On the outer side of the elastic ring (37), a number of annularly distributed brushes (38) are fixedly connected.

6. The soil sample collection device for tobacco root and stem diseases according to claim 5, wherein: In the middle of the inner cavity of the main pipe (1), a positioning ring (35) is fixedly installed. At the bottom of the positioning ring (35), a spring (34) is fixedly connected. The bottom of the spring (34) is fixedly installed with the top of the pushing pipe (32).

7. The soil sample collection device for tobacco root and stem diseases according to claim 5, wherein: Two symmetrically distributed connecting blocks (36) are fixedly connected to the top of the outer wall of the push tube (32). One end of the connecting block (36) away from the push tube (32) is fixedly installed on the inner wall of the sliding sleeve (31), and the outer side of the connecting block (36) is slidably connected to the inner wall of the guide groove.

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