CN216247373U

CN216247373U - Underwater soil detection sampling device

Info

Publication number: CN216247373U
Application number: CN202122522969.3U
Authority: CN
Inventors: 王学欣; 王承禹; 王振泉
Original assignee: Fujian Libiao Low Carbon Research Institute Co ltd
Current assignee: Fujian Libiao Low Carbon Research Institute Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-04-08
Anticipated expiration: 2031-10-20

Abstract

The utility model relates to the technical field of bottom mud sampling, in particular to a device for detecting and sampling bottom mud, which is characterized by comprising a shell, wherein a movable cavity is formed in the middle of the shell, a mounting frame is arranged at the top of the shell and is opposite to the movable cavity, an electric push rod I is arranged on the bottom surface of the mounting frame, the end part of the electric push rod I is connected with a mounting plate, a motor II is fixedly arranged at the bottom of the mounting plate, the motor II is connected with a sampler, a plurality of drainage holes I are formed in the top of the sampler, and the bottom of the sampler is of a zigzag structure; the casing sets up at the top of connecting plate, the cross-sectional area of connecting plate is greater than the cross-sectional area of casing, evenly be provided with more than 2 fixing device on the connecting plate for fix on the bed mud. The utility model aims to provide a device for detecting and sampling underwater soil, which has small disturbance on bottom mud and can directly sample the bottom mud.

Description

Underwater soil detection sampling device

Technical Field

The utility model relates to the technical field of sediment sampling, in particular to a submarine soil detection sampling device.

Background

In order to improve the research precision of the sample, when the underwater soil is sampled, the original soil layer at the water bottom needs to be sampled, and the soil layer cannot be polluted and mixed during sampling. Therefore, the sampler is required to be vertically lowered into the water during sampling, and the sampling work is completed. The existing equipment adopts a vibration mode to insert the sampling tube into the water bottom to take sediment, the disturbance that the sediment receives is large, the mixing is easy to occur, the vibration insertion direction is not controlled, the sampler is easy to incline, the sampling can not be vertically inserted, and the sampling soil quality is influenced.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a device for detecting and sampling mud at the bottom of a water, which has less disturbance to the mud and can directly sample the mud.

In order to achieve the purpose, the utility model adopts the following technical scheme: a submarine soil detection sampling device comprises a shell, wherein a movable cavity is formed in the middle of the shell, a mounting frame is arranged at the top of the shell and is opposite to the movable cavity, an electric push rod I is arranged on the bottom surface of the mounting frame, the end part of the electric push rod I is connected with a mounting plate, a motor II is fixedly arranged at the bottom of the mounting plate, the motor II is connected with a sampler, a plurality of drain holes I are formed in the top of the sampler, and the bottom of the sampler is of a sawtooth-shaped structure; the casing sets up at the top of connecting plate, the cross-sectional area of connecting plate is greater than the cross-sectional area of casing, evenly be provided with more than 2 fixing device on the connecting plate for fix on the bed mud.

Furthermore, the opening of the sampler is downward, the sampler is internally provided with a hollow sampling chamber, a sampling inner sleeve is arranged in the sampling chamber, the inner wall of the sampler is in threaded connection with the outer wall of the sampling inner sleeve, and the first drain hole penetrates through the sampling inner sleeve.

Furthermore, the fixing device comprises a first motor fixed on the top surface of the connecting plate, and an output shaft of the first motor vertically penetrates through the connecting plate downwards to be connected with the fixed drill bit.

Furthermore, a first waterproof cover is arranged on the connecting plate, and the first motor is arranged inside the first waterproof cover.

Furthermore, drainage cavities are symmetrically arranged on two sides of the movable cavity of the shell, an electric push rod II is fixedly arranged at the top of each drainage cavity, a horizontally arranged drainage plate is connected to the end part of each electric push rod II, a piston sleeve is arranged on the edge of each drainage plate in a surrounding mode, and the outer side face of each piston sleeve is in contact with the inner wall of each drainage cavity; and an electric valve penetrating through the bottom of the drainage cavity and the connecting plate is arranged at the bottom of the drainage cavity.

Further, a camera is arranged on one side of the shell, and a second waterproof cover mounted on the shell is arranged on the outer cover of the camera.

Further, the side wall of the mounting plate is provided with a distance sensor.

Furthermore, the motor housing is provided with a waterproof cover III fixed on the bottom surface of the mounting plate, and an output shaft of the motor II penetrates through the waterproof cover III to be connected with the sampler.

Further, a controller is arranged on the top of the shell.

Further, the top of the mounting rack is provided with a lantern ring for connecting a rope.

Advantageous effects

Compared with the prior art, the utility model at least comprises the following advantages: the rope on the lantern ring is fixed on a ship or other fixable positions, the underwater sampler is placed into the water bottom, the controller controls the electric valve to be opened, the electric push rod II drives the drainage plate to move upwards, water quickly enters the drainage cavity, the quality of the underwater sampler is improved, the underwater sampler is quickly submerged into the water bottom, the camera observes the water bottom condition and quickly reaches the bottom mud position, the motor I starts to drive the fixed drill bit to drill into the bottom mud to fix the underwater sampler, and then the electric push rod I and the motor II act to enable the sampler to do rotary cutting on the bottom mud while moving downwards, so that the bottom mud layering is not damaged, the disturbance on the bottom mud is small, and the bottom mud can be directly sampled. The distance sensor senses the distance of the sediment. After sampling of the bottom mud is finished, the first electric push rod pulls out the sampler from the bottom mud, the sampler returns to the movable cavity again, then the first electric push rod rotates reversely to remove the fixing of the water level sampler on the bottom mud, then the electric valve is opened, the second electric push rod drives the drainage plate to drain water in the drainage cavity, the water level sampler is pulled out quickly, then the inner sampling sleeve is taken out of the sampler, and sampling of the bottom mud is finished. The combined application of the electric push rod II, the drainage plate and the electric valve ensures that the drainage chamber can realize water irrigation and drainage rapidly, so that the utility model can sink to the water bottom or float out of the water surface rapidly, and the utility model can be suitable for sampling bottom mud in deeper water areas. The first motor drives the fixed drill bit to drill into the sediment, so that the utility model is firmly fixed on the sediment, and the utility model can not shake to influence sampling in the sampling process.

Drawings

FIG. 1 is a schematic cross-sectional view of the system of the present invention.

FIG. 2 is a schematic diagram of a partial cross-sectional connection structure of the sampling inner sleeve, the motor II and the sampler of the system of the present invention.

The figure is marked with: 1-a shell; 11-a drainage chamber; 12-a mounting frame; 13-a collar; 14-a movable cavity; 15-waterproof cover two; 150-a camera; 16-a controller; 2-connecting plates; 21-a first waterproof cover; 22-a first motor; 23-a fixed drill bit; 3, an electric push rod I; 4-electric push rod II; 40-a drain board; 41-a piston sleeve; 42-an electric valve; 5, a second motor; 6, mounting a plate; 7-a sampler; 70-a first drainage hole; 71-a sampling chamber; 72-serration; 73-sampling inner sleeve; 8, a third waterproof cover; 9-distance sensor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the following detailed description is made with reference to the accompanying drawings and detailed description. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the two elements or intervening elements may be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-2, a submarine earth detects sampling device, includes casing 1, movable chamber 14 has been seted up in the middle of the casing 1, 1 top of casing is provided with mounting bracket 12, mounting bracket 12 is just to movable chamber 14, mounting bracket 12 bottom surface is provided with electric push rod 3, the end connection of electric push rod 3 has mounting panel 6, the bottom of mounting panel 6 has set firmly motor two 5, motor two 5 hub connections have sampler 7, mounting panel 6, motor two 5 and sampler 7 can do under the effect of electric push rod 3 reciprocate in the movable chamber 14.

The top of the sampler 7 is provided with a plurality of first drain holes 70, the inside of the sampler 7 is a hollow sampling chamber 71, a sampling inner sleeve 73 is installed in the sampling chamber 71, the inner wall of the sampler 7 is provided with internal threads, and the outer wall of the sampling inner sleeve 73 is provided with external threads, so that the inner wall of the sampler 7 is in threaded connection with the outer wall of the sampling inner sleeve 73, and the sampling inner sleeve 73 and the sampler 7 can be detachably connected by rotating the sampling inner sleeve 73. The first drainage hole 70 penetrates through the inner sampling sleeve 73, so that water in the inner sampling sleeve 73 is drained to the outside through the first drainage hole 70, and the moisture content of the sediment in the inner sampling sleeve 73 is low. The bottom of sampler 7 sets up to sawtooth 72 column structure, and sampler 7 and sample endotheca 73 can carry out rotary motion when doing the downstream under the effect of electric push rod 3 and motor two 5, can do the circular cutting to the bed mud.

The casing 1 is arranged at the top of the connecting plate 2, the transverse cross-sectional area of the connecting plate 2 is larger than that of the casing 1, the connecting plate 2 can be in a rectangular or round structure, more than 2 fixing devices are uniformly arranged on the connecting plate 2, each fixing device comprises a first motor 22 fixed on the top surface of the connecting plate 2, and an output shaft of the first motor 22 vertically penetrates through the connecting plate 2 downwards to be connected with the fixed drill bit 23. The first motor 22 rotates to drive the fixed drill bit 23 to rotate, so that the fixed drill bit 23 drills into the sediment and is fixed on the sediment.

The connecting plate 2 is provided with a first waterproof cover 21, and the first motor 22 is arranged inside the first waterproof cover 21, so that the first motor 22 achieves a waterproof function.

In order to facilitate the rapid sinking or floating of the utility model on the water surface and be more suitable for a deep water area, the shell 1 is symmetrically provided with drainage chambers 11 at two sides of the movable cavity 14, the top of the drainage chamber 11 is fixedly provided with an electric push rod II 4, the end part of the electric push rod II 4 is connected with a horizontally arranged drainage plate 40, the edge of the drainage plate 40 is provided with a piston sleeve 41 in a surrounding manner, and the outer side surface of the piston sleeve 41 is contacted with the inner wall of the drainage chamber 11; the bottom of the drainage cavity 11 is provided with an electric valve 42 penetrating through the bottom of the drainage cavity 11 and the connecting plate 2, when the water-saving water dispenser is put into water, the electric valve 42 is opened, the electric push rod II 4 drives the drainage plate 40 to move upwards, and water in the drainage cavity 11 is filled, so that the water-saving water dispenser can quickly fall to the water bottom due to the increase of the mass. When the water surface is required to be exposed, the electric valve 42 is opened, and the electric push rod II 4 drives the water discharge plate 42 to discharge water out of the cavity, so that the water surface can be rapidly exposed due to the reduction of the mass of the water surface.

Further, a camera 150 is arranged on one side of the shell 1, a second waterproof cover 15 mounted on the shell 4 is arranged outside the camera 150, and the camera 150 is used for shooting and recording the conditions in the water.

Further, the side wall of the mounting plate 6 is provided with a distance sensor 9 for detecting the distance from the sediment.

Further, the outer cover of the second motor 5 is provided with a third waterproof cover 8 fixed on the bottom surface of the mounting plate 6, and an output shaft of the second motor 8 penetrates through the third waterproof cover 8 to be connected with the sampler 7, so that the second motor 8 is waterproof.

Further, casing 1 top is provided with controller 16, and controller 16 has waterproof function, controller 16 and motor one 22, motor two 5, electric push rod one 3, electric push rod two 4, camera 150, distance sensor 9, electricity valve 42 isoelectrical connection realize controlling motor one 22, motor two 5, electric push rod one 3, electric push rod two 4, camera 150, distance sensor 9, electricity valve 42 etc..

Further, a collar 13 is provided on the top of the mounting frame 12 for connecting a rope.

The working principle is as follows: the rope on the lantern ring 13 is fixed on a ship or other fixable positions, the underwater sampler is placed under the water, the controller 16 controls the electric valve 42 to be opened, the electric push rod II 4 drives the drainage plate 40 to move upwards, so that water quickly enters the drainage cavity 11, the quality of the underwater sampler is improved, the underwater sampler is quickly submerged under the water, the camera 150 observes the underwater condition and reaches the bottom mud position, the motor I22 is started to drive the fixed drill bit 23 to drill into the bottom mud, the underwater sampler is fixed, the electric push rod I3 and the motor II 5 act to enable the sampler to move downwards while rotating and cutting the bottom mud without damaging the layering of the bottom mud, and the distance sensor 9 senses the distance of the bottom mud; after sampling of the sediment is finished, the electric push rod I3 pulls out the sampler 7 from the sediment, the sampler 7 returns to the movable cavity again, then the motor I22 rotates reversely, the fixing of the water level sampler on the sediment is released, meanwhile, the electric valve 42 is opened, the electric push rod II 4 drives the drainage plate 40 to drain water in the drainage cavity 11, the water level sampler is pulled out rapidly, then the sampling inner sleeve 73 is taken out of the sampler 7, and sampling of the sediment is finished.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A submarine soil detection sampling device is characterized by comprising a shell, wherein a movable cavity is formed in the middle of the shell, a mounting frame is arranged at the top of the shell and is opposite to the movable cavity, an electric push rod I is arranged on the bottom surface of the mounting frame, the end part of the electric push rod I is connected with a mounting plate, a motor II is fixedly arranged at the bottom of the mounting plate, a sampler is connected with the motor II in a shaft mode, a plurality of drainage holes I are formed in the top of the sampler, and the bottom of the sampler is of a sawtooth-shaped structure; the casing sets up at the top of connecting plate, the cross-sectional area of connecting plate is greater than the cross-sectional area of casing, evenly be provided with more than 2 fixing device on the connecting plate for fix on the bed mud.

2. The device for detecting and sampling underwater soil as claimed in claim 1, wherein the sampler has a downward opening and a hollow sampling chamber inside, a sampling inner sleeve is installed inside the sampling chamber, the inner wall of the sampler is in threaded connection with the outer wall of the sampling inner sleeve, and the first drainage hole penetrates through the sampling inner sleeve.

3. The underwater soil detection and sampling device as claimed in claim 1, wherein the fixing device comprises a first motor fixed on the top surface of the connecting plate, and an output shaft of the first motor vertically penetrates through the connecting plate downwards to be connected with a fixed drill bit.

4. The underwater soil detection and sampling device as claimed in claim 3, wherein a first waterproof cover is disposed on the connection plate, and the first motor is disposed inside the first waterproof cover.

5. The underwater soil detection and sampling device as claimed in claim 1, wherein drainage chambers are symmetrically arranged on two sides of the shell, which are located in the movable cavity, an electric push rod II is fixedly arranged at the top of each drainage chamber, a horizontally arranged drainage plate is connected to the end of each electric push rod II, a piston sleeve is arranged around the edge of each drainage plate, and the outer side surface of each piston sleeve is in contact with the inner wall of each drainage chamber; and an electric valve penetrating through the bottom of the drainage cavity and the connecting plate is arranged at the bottom of the drainage cavity.

6. The underwater soil detection and sampling device as claimed in claim 1, wherein a camera is disposed on one side of the housing, and a second waterproof cover is disposed on the housing.

7. The underwater soil detection and sampling device of claim 1, wherein the side wall of the mounting plate is provided with a distance sensor.

8. The underwater soil detection and sampling device as claimed in claim 1, wherein the motor housing is provided with a third waterproof cover fixed on the bottom surface of the mounting plate, and the output shaft of the motor II penetrates through the third waterproof cover to be connected with the sampler.

9. The underwater soil detection and sampling device of claim 1, wherein a controller is disposed on the top of the housing.

10. The underwater soil detection and sampling device of claim 1, wherein a collar is provided on the top of the mounting frame for connecting a rope.