CN214096671U

CN214096671U - Sampling device for soil humidity detection

Info

Publication number: CN214096671U
Application number: CN202023111513.XU
Authority: CN
Inventors: 李炜; 宋帅; 丁冬梅; 史雅娟; 贺桂珍; 于名召
Original assignee: Research Center for Eco Environmental Sciences of CAS; Tianjin Eco Environmental Monitoring Center
Current assignee: Research Center for Eco Environmental Sciences of CAS; Tianjin Eco Environmental Monitoring Center
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-08-31
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses a sampling device for soil moisture detection, which comprises a bearing plate, wherein a thread cylinder is arranged on the bearing plate, the thread cylinder penetrates through the bearing plate and is rotationally connected with the bearing plate, a driving mechanism is arranged on the bottom surface of the bearing plate, the driving mechanism is connected with the thread cylinder, a threaded rod is arranged in the thread cylinder, the threaded rod penetrates through the thread cylinder and is in threaded connection with the thread cylinder, a sampling cylinder is arranged below the threaded rod, a soil discharging mechanism is arranged between the threaded rod and the sampling cylinder, the threaded rod is connected with the sampling cylinder through the soil discharging mechanism, and a cutting ring is fixedly arranged on the lower surface of the sampling cylinder; and a limiting mechanism is arranged above the bearing plate. Through the starter motor, the power output shaft of control motor is the reverse rotation, and then drives the screw thread section of thick bamboo rotation through driving gear, driven gear, and then makes the threaded rod move down, and then drives unearthed mechanism, sampler barrel and move down, and then drives the cutting ring and move down, and then makes soil enter into in the sampler barrel.

Description

Sampling device for soil humidity detection

Technical Field

The utility model relates to a soil detection technical field especially relates to a sampling device is used in soil moisture detection.

Background

The soil sampling device is widely applied to soil detection work such as soil testing, formulated fertilization and soil monitoring, so that a soil sample can be accurately collected. What soil sampling device mainly adopted is that the sampler barrel takes a sample, and after the sampler barrel bored into the underground, soil can form the earth pillar in the sampler barrel, draws out whole earth pillar and carries out the analysis again.

However, the existing soil sampling device has the following disadvantages: firstly, the soil sampling efficiency is low, and the sampling device is easy to incline, so that the verticality deviation is large, and the natural condition of the soil level cannot be maintained; secondly, because the soil is in a filled state in the sampling cavity, the soil sample is not easy to take out from the sampling cylinder after the sampling is finished.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a soil moisture detects uses sampling device to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize:

a sampling device for soil humidity detection comprises a bearing plate, wherein a threaded cylinder is arranged on the bearing plate, the threaded cylinder penetrates through the bearing plate and is rotatably connected with the bearing plate, a driving mechanism is arranged on the bottom surface of the bearing plate, the driving mechanism is connected with the threaded cylinder, a threaded rod is arranged in the threaded cylinder, the threaded rod penetrates through the threaded cylinder and is in threaded connection with the threaded cylinder, a sampling cylinder is arranged below the threaded rod, a soil discharging mechanism is arranged between the threaded rod and the sampling cylinder, the threaded rod is connected with the sampling cylinder through the soil discharging mechanism, and a cutting ring is fixedly arranged on the lower surface of the sampling cylinder; and a limiting mechanism is arranged above the bearing plate.

Preferably, actuating mechanism includes the mounting groove, the mounting groove is seted up on the bottom surface of carrier plate, install the motor in the mounting groove, the last fixed cover of power output shaft of motor is equipped with the driving gear, the meshing is connected with driven gear on the driving gear, the fixed cover of driven gear is established on a screw section of thick bamboo.

Preferably, the limiting mechanism comprises a limiting plate and a limiting rod, the limiting plate is fixedly connected with the top end of the threaded rod, a limiting hole penetrates through the limiting plate, the limiting rod is fixedly arranged on the top surface of the bearing plate, and the upper end of the limiting rod penetrates through the limiting hole and is in sliding connection with the limiting plate.

Preferably, four corners of the bottom surface of carrier plate all set firmly the support column, the removal wheel is installed to the bottom surface of support column, the fixed plate has set firmly on the bottom side of support column, be provided with the screw on the fixed plate, the screw run through the fixed plate and with fixed plate threaded connection.

Preferably, a push plate is arranged in the sampling tube, and the push plate is connected with the inner wall of the sampling tube in a sliding manner.

Preferably, unearthed mechanism includes electric putter, connecting cylinder, electric putter's top surface and the bottom fixed connection of threaded rod, electric putter's bottom surface and the top fixed connection of connecting cylinder, the bottom of connecting cylinder and the top surface fixed connection of sampling cylinder, electric putter's extension end run through the top surface of connecting cylinder, sampling cylinder in proper order and with sampling cylinder sliding connection, the top surface fixed connection of tip and push pedal under electric putter's the extension end.

The utility model has the advantages that:

1. the utility model controls the reverse rotation of the power output shaft of the motor by starting the motor, and further drives the threaded cylinder to rotate through the driving gear and the driven gear, so as to make the threaded rod move downwards, further drive the unearthing mechanism and the sampling cylinder to move downwards, further drive the cutting ring to move downwards, and further make the soil enter the sampling cylinder; when filling with soil sample in the sampling tube, through the control motor, make the power output shaft forward rotation of motor, and then drive the screw thread section of thick bamboo rotatory, and then make the threaded rod drive unearthing mechanism, sampling tube and upwards remove, and then accomplish the sample process.

2. Through nailing into ground with the screw, it is fixed with this device, prevent when the sample, this device takes place the displacement and leads to the draft tube slope to keep the natural situation of sample soil level.

3. The utility model discloses after the sample is accomplished, through starting electric putter, make electric putter's extension end downstream and extrusion push pedal, and then make the push pedal downstream, and then release the sampler barrel with the soil sample, solved the difficult problem of taking out the soil sample of current sampler barrel.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of part A of FIG. 1 according to the present invention;

FIG. 3 is a front view of the present invention;

reference numerals: 1. a carrier plate; 2. a threaded barrel; 3. a threaded rod; 4. mounting grooves; 5. a motor; 6. a driving gear; 7. a driven gear; 8. a sampling tube; 9. cutting with a ring cutter; 10. a limiting rod; 11. a limiting plate; 12. a limiting hole; 13. a moving wheel; 14. a fixing plate; 15. a screw; 16. an electric push rod; 17. a connecting cylinder; 18. pushing the plate; 19. and (4) a support column.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

Examples

As shown in fig. 1-3, a sampling device for soil moisture detection comprises a support plate 1, wherein a threaded cylinder 2 is arranged on the support plate 1, the threaded cylinder 2 penetrates through the support plate 1 and is rotatably connected with the support plate 1, a driving mechanism is arranged on the bottom surface of the support plate 1 and is connected with the threaded cylinder 2, a threaded rod 3 is arranged in the threaded cylinder 2, the threaded rod 3 penetrates through the threaded cylinder 2 and is in threaded connection with the threaded cylinder 2, a sampling cylinder 8 is arranged below the threaded rod 3, a soil discharging mechanism is arranged between the threaded rod 3 and the sampling cylinder 8, the threaded rod 3 is connected with the sampling cylinder 8 through the soil discharging mechanism, and a cutting ring 9 is fixedly arranged on the lower surface of the sampling cylinder 8; a limiting mechanism is arranged above the bearing plate 1, the driving mechanism comprises a mounting groove 4, the mounting groove 4 is arranged on the bottom surface of the bearing plate 1, a motor 5 is arranged in the mounting groove 4, a driving gear 6 is fixedly sleeved on a power output shaft of the motor 5, a driven gear 7 is meshed and connected with the driving gear 6, the driven gear 7 is fixedly sleeved on the threaded cylinder 2, the limiting mechanism comprises a limiting plate 11 and a limiting rod 10, the limiting plate 11 is fixedly connected with the top end of the threaded rod 3, a limiting hole 12 is arranged on the limiting plate 11 in a penetrating manner, the limiting rod 10 is fixedly arranged on the top surface of the bearing plate 1, the upper end of the limiting rod 10 penetrates through the limiting hole 12 and is in sliding connection with the limiting plate 11, supporting columns 19 are fixedly arranged at four corners of the bottom surface of the bearing plate 1, moving wheels 13 are arranged on the bottom surface of the supporting columns 19, a fixing plate 14 is fixedly arranged on the side surface of the bottom of the supporting columns 19, and screws 15 are arranged on the fixing plate 14, screw 15 runs through fixed plate 14 and with fixed plate 14 threaded connection, be provided with push pedal 18 in the sampling cylinder 8,

push pedal

18 and 8 inner wall sliding connection of sampling cylinder, unearthed mechanism includes electric putter 16, connecting cylinder 17, electric putter 16's top surface and the bottom fixed connection of threaded rod 3, electric putter 16's bottom surface and connecting cylinder 17's top fixed connection, connecting cylinder 17's bottom and 8's top surface fixed connection of sampling cylinder, electric putter 16's extension end runs through connecting cylinder 17 in proper order, 8's top surface of sampling cylinder and 8 sliding connection of sampling cylinder, the tip and push pedal 18's top surface fixed connection under electric putter 16's the extension end.

The working principle is as follows: when the device is implemented, the device is fixed on the ground by pushing the device to a designated place and then rotating the screw 15, so that the screw 15 moves downwards and is driven into the ground;

then, by starting the motor 5, the power output shaft of the motor 5 is controlled to rotate reversely, so that the driving gear 6 is driven to rotate reversely, the driven gear 7 is driven to rotate, the threaded barrel 2 is driven to rotate, the threaded rod 3 is driven to move downwards, the electric push rod 16, the connecting barrel 17 and the sampling barrel 8 are driven to move downwards, the cutting ring 9 is driven to move downwards, and soil enters the sampling barrel 8;

when the sampling barrel 8 is filled with soil samples, the motor 5 is controlled to enable the power output shaft of the motor 5 to rotate in the forward direction, so that the driving gear 6, the driven gear 7 and the threaded barrel 2 are driven to rotate, the threaded rod 3 is driven to move upwards, the electric push rod 16, the connecting barrel 17 and the sampling barrel 8 are driven to move upwards, and sampling operation is completed.

After sampling, the electric push rod 16 is started, so that the extending end of the electric push rod 16 moves downwards and extrudes the push plate 18, and the push plate 18 moves downwards, and the soil sample is pushed out of the sampling cylinder 8.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a soil moisture detects uses sampling device, includes carrier plate (1), its characterized in that:

the device comprises a bearing plate (1), and is characterized in that a threaded cylinder (2) is arranged on the bearing plate (1), the threaded cylinder (2) penetrates through the bearing plate (1) and is rotatably connected with the bearing plate (1), a driving mechanism is arranged on the bottom surface of the bearing plate (1), the driving mechanism is connected with the threaded cylinder (2), a threaded rod (3) is arranged in the threaded cylinder (2), the threaded rod (3) penetrates through the threaded cylinder (2) and is in threaded connection with the threaded cylinder (2), a sampling cylinder (8) is arranged below the threaded rod (3), a soil discharging mechanism is arranged between the threaded rod (3) and the sampling cylinder (8), the threaded rod (3) is connected with the sampling cylinder (8) through the soil discharging mechanism, and a cutting ring (9) is fixedly arranged on the lower surface of the sampling cylinder (8); a limiting mechanism is arranged above the bearing plate (1).

2. The sampling device for soil moisture detection according to claim 1, wherein: actuating mechanism includes mounting groove (4), set up on the bottom surface of carrier plate (1) mounting groove (4), install motor (5) in mounting groove (4), fixed cover is equipped with driving gear (6) on the power output shaft of motor (5), the meshing is connected with driven gear (7) on driving gear (6), driven gear (7) fixed cover is established on threaded section of thick bamboo (2).

3. The sampling device for soil moisture detection according to claim 1, wherein: stop gear includes limiting plate (11), gag lever post (10), the top fixed connection of limiting plate (11) and threaded rod (3), it is provided with spacing hole (12) to run through on limiting plate (11), gag lever post (10) sets firmly on the top surface of carrier plate (1), the upper end of gag lever post (10) run through spacing hole (12) and with limiting plate (11) sliding connection.

4. The sampling device for soil moisture detection according to claim 1, wherein: support columns (19) are fixedly arranged at four corners of the bottom surface of the bearing plate (1), moving wheels (13) are mounted on the bottom surface of each support column (19), a fixing plate (14) is fixedly arranged on the side surface of the bottom of each support column (19), screws (15) are arranged on the fixing plates (14), and the screws (15) penetrate through the fixing plates (14) and are in threaded connection with the fixing plates (14).

5. The sampling device for soil moisture detection according to claim 1, wherein: a push plate (18) is arranged in the sampling tube (8), and the push plate (18) is connected with the inner wall of the sampling tube (8) in a sliding mode.

6. The sampling device for soil moisture detection according to claim 1, wherein: unearthed mechanism includes electric putter (16), connecting cylinder (17), the top surface of electric putter (16) and the bottom fixed connection of threaded rod (3), the bottom surface of electric putter (16) and the top fixed connection of connecting cylinder (17), the bottom of connecting cylinder (17) and the top surface fixed connection of sampling cylinder (8), the extension end of electric putter (16) run through the top surface of connecting cylinder (17), sampling cylinder (8) in proper order and with sampling cylinder (8) sliding connection, the tip and the top surface fixed connection of push pedal (18) under the extension end of electric putter (16).