CN217878374U

CN217878374U - Offshore seabed sampling device

Info

Publication number: CN217878374U
Application number: CN202123113108.6U
Authority: CN
Inventors: 陈力帆; 毕振波; 张迪雅; 饶伟
Original assignee: Zhejiang Ocean University ZJOU
Current assignee: Zhejiang Ocean University ZJOU
Priority date: 2021-12-11
Filing date: 2021-12-11
Publication date: 2022-11-22
Anticipated expiration: 2031-12-11

Abstract

The utility model provides an coastal waters seabed sampling device belongs to ocean sampling device technical field. It has solved the technical problem such as current ocean sampling device sampling range is narrow. The offshore seabed sampling device comprises a device shell, wherein the inner cavity of the device shell comprises a soil taking cavity and a stone taking cavity, the soil taking cavity and the stone taking cavity are fixedly connected with a transverse partition plate II, the middle parts of the top surfaces of the two partition plates II are fixedly connected with an electric telescopic cylinder I, the bottom ends of output shafts on the two electric telescopic cylinders I are fixedly connected with a soil taking mechanism and a stone taking mechanism respectively, two sampling ports are formed in a bottom plate of the device shell respectively, and movable doors are arranged on the two sampling ports; the two sides of the device shell are respectively fixedly connected with a driving box, and the inner cavities of the two driving boxes are respectively provided with a driving mechanism for driving the two movable doors to open and close and the sampling openings corresponding to the movable doors. The utility model discloses can gather the earth and the stone in seabed, the sample scope is wider.

Description

Offshore seabed sampling device

Technical Field

The utility model belongs to the technical field of ocean sampling device, a coastal waters seabed sampling device is related to.

Background

When researching marine organism species, sediment at different depths and different areas of the sea bottom is often required to be sampled and investigated for more comprehensive understanding of marine environment. Therefore, undersea sampling is an important means for conducting marine research work.

China patent (publication number: CN210242376; published as 2020-04-03) discloses a offshore marine water quality and sediment sampling device, which comprises a device shell, wherein a connecting pipe placing cavity, a driving cavity, a drilling cavity, a sediment sampling cavity and a pushing cavity are arranged in the device shell; an embedded plate is fixedly arranged on one side of the bottom of the sediment cavity, and an embedded groove is formed in the bottom of the embedded plate; deposit cavity opposite side is provided with the sample piece, and sample piece top integral type is connected with the closure plate, and bottom one side is provided with the gomphosis piece, and the inside fixed pneumatic cylinder that is provided with of propelling movement cavity, pneumatic cylinder one side fixed connection pneumatic cylinder push rod.

The offshore marine water and sediment sampling device in the patent document can only collect sediment in the form of seabed soil, but cannot collect sediment in the form of stone, so that the sampling device has a narrow application range and has little effect on scientific research.

Disclosure of Invention

The utility model discloses to the above-mentioned problem that prior art exists, provide an coastal waters seabed sampling device, the utility model aims to solve the technical problem that: how to enable the marine sampling device to collect soil and rocks on the sea bottom.

The purpose of the utility model can be realized by the following technical proposal:

an offshore seabed sampling device comprises a device shell and is characterized in that a first vertical partition plate is fixedly connected to the middle of an inner cavity of the device shell, the first partition plate divides the inner cavity of the device shell into a soil taking cavity and a stone taking cavity, a second transverse partition plate is fixedly connected to each of the soil taking cavity and the stone taking cavity, first electric telescopic cylinders are fixedly connected to the middle of the top surfaces of the two second partition plates, and output shafts of the first electric telescopic cylinders penetrate through the second partition plate; the bottom end of the first output shaft in the soil taking cavity is fixedly connected with a soil taking mechanism; the bottom end of the first output shaft in the stone taking cavity is fixedly connected with a stone taking mechanism, two sampling ports are formed in the position, corresponding to the soil taking cavity and the stone taking cavity, of the bottom plate of the device shell respectively, a stone collecting box with an opening at the upper end is fixedly connected to the position, corresponding to the stone taking cavity, of the bottom plate of the device shell, and a movable door is arranged on each of the two sampling ports; two sides of the device shell are fixedly connected with driving boxes respectively, driving mechanisms for driving the two movable doors to open and close and corresponding sampling ports are arranged in inner cavities of the two driving boxes respectively, and the lower ends of the driving boxes are fixedly connected with electric rotating wheels; the device comprises a device shell, a water pump, a water tank, a water inlet, a water outlet, a water inlet pipe, a water outlet pipe and a water outlet pipe, wherein the water pump and the water tank are fixedly connected to the device shell; an underwater camera is fixedly connected to the side surface of the device shell, and an underwater illuminating lamp is arranged on the side surface of the device shell and is positioned near the underwater camera; the device shell is also provided with a signal transceiver.

The working principle is as follows: when the offshore seabed sampling device is required to be used for collecting seabed sediments, the sampling device is sunk into the offshore seabed. An underwater illuminating lamp on the device shell illuminates the seabed, and an underwater camera on the device shell sends image information of the seabed to an operator through a signal transceiver. An operator operates a remote controller in a hand, the remote controller sends a signal to a signal transceiver on the shell of the device, the signal transceiver transmits information to a control system of the sampling device, and the control system controls the sampling device to work. According to the image information of camera conveying under water, the operator operates the remote controller, and the electronic runner that links firmly on the control drive case bottom surface rotates, and electronic runner drives this sampling device and removes the position that is fit for the sampling. The operator operates the remote controller, the water pump on the shell of the remote controller is controlled to suck water and pump the water into the water tank, the gravity of the sampling device is increased, and the electric rotating wheel fixedly connected on the bottom surface of the bottom plate of the driving box is inserted into the soil on the seabed. An operator operates the remote controller to control the driving mechanism to drive the movable door to open and close the soil taking cavity and the sampling port at the lower side of the stone taking cavity, the electric telescopic cylinder at the upper end of the soil taking cavity drives the soil taking mechanism to move up and down, and the soil taking mechanism collects soil; get the electronic flexible cylinder in stone chamber upper end and drive and get the stone mechanism and reciprocate, get the stone mechanism and gather the stone to put into the collection stone case with the stone. Be provided with the camera under water among this coastal waters seabed sampling device, the camera under water transmits image information under water for the operator, and the operator removes the position to suitable sampling through this collection system of electronic runner control, and consequently this sampling device uses conveniently. The soil taking mechanism and the soil taking mechanism in the offshore seabed sampling device are respectively used for collecting seabed soil-like sediments and seabed stone-like sediments, the collecting range is wider, and the practicability of the sampling device is improved. The movable door on the sampling hole in the offshore submarine sampling device is opened and closed through the driving mechanism, and the movable door can be opened and closed in time during the operation of the sampling device, so that the sampling device is beneficial to keeping the collected sample.

In the offshore seabed sampling device, the soil sampling mechanism comprises a motor box, a motor and a drill rod, the motor box is fixedly connected to the bottom end of a first output shaft in the soil sampling cavity, the motor is arranged in the motor box, the output shaft of the motor penetrates through a bottom plate of the motor box, the drill rod is vertically arranged on the lower side of the motor box, and the bottom end of the output shaft of the motor is fixedly connected with the top end of the drill rod. An output shaft on the motor drives the drill rod to rotate, and the drill rod collects soil-like sediments on the seabed.

In the above-described offshore seafloor sampling device, the stone removing mechanism is a gripper. The gripper can move flexibly, and is convenient for grabbing stones.

In the offshore seabed sampling device, the driving mechanism is an electric telescopic cylinder II, a movable door groove parallel to the driving mechanism is formed in a bottom plate of a shell of the device, movable holes are formed in positions, corresponding to the movable door grooves, of the two driving boxes, the movable holes are rectangular holes, the length of each movable hole is the same as the width of each movable door, the height of each movable hole is the same as that of each movable door, the two movable doors are movably inserted into the movable door grooves and movably inserted into the two movable holes respectively, and output shafts of the two electric telescopic cylinders II face the shell of the device and are fixedly connected with one ends, adjacent to the two movable doors, of the two movable doors respectively. And the second output shaft on the second electric telescopic cylinder drives the movable door to move in the movable door groove and the movable hole so as to open and close the sampling port.

In the offshore seafloor sampling device, the number of the electric rotating wheels is four, and the two ends of the bottom surface of each drive box bottom plate are fixedly connected with the electric rotating wheels. The electric rotating wheel not only can be used for driving the sampling device to move, but also can play a role in fixing the sampling device when the electric rotating wheel is inserted into soil on the seabed.

Compared with the prior art, the utility model has the advantages of it is following:

1. the offshore seabed sampling device is provided with the soil taking mechanism and the stone taking mechanism, so that soil and stones in the seabed can be respectively collected, and the collection range of the offshore seabed sampling device is enlarged.

2. This coastal waters seabed sampling device has realized remote control global movement, has also realized the sampling of remote control borrowing mechanism and stone taking mechanism, and the operation is comparatively convenient.

Drawings

FIG. 1 is a cross-sectional view of the present offshore subsea sampling device.

FIG. 2 is a front view of the present offshore subsea sampling device.

FIG. 3 is a cross-sectional view of the present offshore subsea sampling device at the time of sampling.

FIG. 4 is a cross-sectional view of the present offshore subsea sampling device after sampling is complete.

In the figure, 1, a housing; 1a, a soil taking cavity; 1b, a stone taking cavity; 1c, a sampling port; 1d, a movable door slot; 2. a first clapboard; 3. a second clapboard; 4. an electric telescopic cylinder I; 4a, a first output shaft; 5. a soil taking mechanism; 5a, a motor box; 5b, a motor; 5c, a drill rod; 6. a stone taking mechanism; 7. a stone collection box; 8. a movable door; 9. a drive box; 9a, a movable hole; 10. a drive mechanism; 10a and an output shaft II; 11. an electric runner; 12. a water pump; 12a, a water inlet; 13. a water tank; 14. a water pipe; 15. an underwater camera; 16. an underwater light; 17. a signal transceiver.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 4, the offshore seabed sampling device comprises a device shell 1, wherein a vertical partition plate I2 is fixedly connected to the middle part of an inner cavity of the device shell 1, the inner cavity of the device shell 1 is divided into a soil taking cavity 1a and a stone taking cavity 1b by the partition plate I2, transverse partition plates II 3 are fixedly connected to the soil taking cavity 1a and the stone taking cavity 1b respectively, electric telescopic cylinders I4 are fixedly connected to the middle parts of the top surfaces of the two partition plates II 3 respectively, and output shafts I4 a of the two electric telescopic cylinders I4 penetrate through the two partition plates II 3 respectively; the bottom end of the first output shaft 4a in the soil taking cavity 1a is fixedly connected with a soil taking mechanism 5; the bottom end of an output shaft I4 a positioned in the stone taking cavity 1b is fixedly connected with a stone taking mechanism 6, two sampling ports 1c are formed in the bottom plate of the device shell 1 and correspond to the soil taking cavity 1a and the stone taking cavity 1b respectively, a stone collecting box 7 with an opening at the upper end is further fixedly connected to the bottom plate of the device shell 1 and corresponds to the stone taking cavity 1b, and movable doors 8 are arranged on the two sampling ports 1c; two sides of the device shell 1 are fixedly connected with driving boxes 9 respectively, driving mechanisms 10 for driving the two movable doors 8 to open and close and correspond to the sampling ports 1c are arranged in inner cavities of the two driving boxes 9 respectively, the lower end of each driving box 9 is fixedly connected with an electric rotating wheel 11, the number of the electric rotating wheels 11 is four, and two ends of the bottom plate bottom surface of each driving box 9 are fixedly connected with the electric rotating wheels 11; the device comprises a device shell 1, a water pump 12, a water tank 13, a water inlet 12a, a water pipe 14 and a water outlet 12a, wherein the water pump 12 and the water tank 13 are communicated with each other; an underwater camera 15 is fixedly connected to the side surface of the device shell 1, and an underwater illuminating lamp 16 is arranged on the side surface of the device shell 1 and is positioned near the underwater camera 15; a signal transceiver 17 is also provided on the device housing 1.

The sampling device is sunk into the sea bottom of the offshore sea, the underwater illuminating lamp 16 illuminates the sea bottom, the underwater camera 15 transmits image information of the sea bottom to an operator through the signal transceiver 17, and the operator operates the remote controller according to the image information transmitted by the underwater camera 15 to control the electric rotating wheel 11 to drive the sampling device to move to a position suitable for sampling. An operator remotely controls the water pump 12 to pump water, the water pump 12 pumps the water into the water tank 13, the gravity borne by the sampling device is increased, and the electric rotating wheel 11 is inserted into soil on the seabed. An operator remotely controls the two driving mechanisms 10 to drive the movable door 8 to move, a sampling port 1c on the lower side of the soil taking cavity 1a and a sampling port 1c on the lower side of the stone taking cavity 1b are respectively opened, the operator remotely controls a first electric telescopic cylinder 4 on the upper end of the soil taking cavity 1a to work, a first output shaft 4a on the first electric telescopic cylinder 4 drives the soil taking mechanism 5 to move up and down, the soil taking mechanism 5 collects soil and brings the soil into the soil taking cavity 1a, and then the operator remotely controls the driving mechanisms 10 to drive the movable door 8 to close the sampling port 1c on the lower side of the soil taking cavity 1 a; an operator remotely controls the work of the electric telescopic cylinder (4) at the upper end of the stone taking cavity (1 b), an output shaft (4 a) on the electric telescopic cylinder (4) drives the stone taking mechanism (6) to move up and down, the stone taking mechanism (6) picks stones and drops the stones into the stone collecting box (7), and then the operator remotely controls the driving mechanism (10) to drive the movable door (8) to close the sampling port (1 c) at the lower side of the stone taking cavity (1 b). This sampling device can gather earth and stone to the operation is also comparatively convenient.

Further, the soil sampling mechanism 5 comprises a motor box 5a, a motor 5b and a drill rod 5c, the motor box 5a is fixedly connected with the bottom end of an output shaft 4a positioned in the soil sampling cavity 1a, the motor 5b is arranged in the motor box 5a, the output shaft of the motor 5b penetrates through a bottom plate of the motor box 5a, the drill rod 5c is vertically arranged on the lower side of the motor box 5a, and the bottom end of the output shaft of the motor 5b is fixedly connected with the top end of the drill rod 5 c. The stone-picking mechanism 6 is a gripper, which is a prior art and is not described herein again, for example, the gripper may be a gripper in a utility model with a chinese patent No. CN210641463U, named "a gripper for picking oil tea fruits" and has the same or similar structure. Actuating mechanism 10 is electronic telescopic cylinder two promptly, the dodge gate groove 1d rather than being parallel is seted up to the inside of device casing 1 bottom plate, the position that corresponds with dodge gate groove 1d on two drive casees 9 all is provided with activity hole 9a, activity hole 9a is the cuboid hole, activity hole 9 a's length is the same with dodge gate 8's width, activity hole 9a height is the same with dodge gate 8's height, two equal activities of dodge gate 8 are inserted and are established in dodge gate groove 1d and respectively the activity is inserted and are established in two activity holes 9a, two output shaft 10a of two electronic telescopic cylinder two all link firmly towards device casing 1 and respectively with on two dodge gates 8 rather than adjacent one end.

The second output shaft 10a on the second electric telescopic cylinder on one side of the soil taking cavity 1a drives the corresponding movable door 8 to move in the movable door groove 1d and the movable hole 9a, the sampling port 1c is opened by the movable door 8, and the output shaft on the motor 5b drives the drill rod 5c to drill soil. Two output shafts 10a on the electric telescopic cylinder II positioned on one side of the stone taking cavity 1a drive the movable door 8 corresponding to the output shafts to move in the movable door groove 1d and the movable hole 9a, the movable door 8 opens the sampling port 1c, and the mechanical claw grabs stones. The sample connection opening and closing on the collecting device are convenient, the sampling is convenient, and the sample is conveniently reserved.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although more use is made herein of 1, the housing; 1a, a soil taking cavity; 1b, a stone taking cavity; 1c, a sampling port; 1d, a movable door slot; 2. a first clapboard; 3. a second clapboard; 4. an electric telescopic cylinder I; 4a, a first output shaft; 5. a soil taking mechanism; 5a, a motor box; 5b, a motor; 5c, drilling a rod; 6. a stone taking mechanism; 7. a stone collection box; 8. a movable door; 9. a drive box; 9a, a movable hole; 10. a drive mechanism; 10a and an output shaft II; 11. an electric runner; 12. a water pump; 12a, a water inlet; 13. a water tank; 14. a water pipe; 15. an underwater camera; 16. an underwater light; 17. signal transceivers, etc., but does not exclude the possibility of using other terms. These terms are used only for the convenience of describing and explaining the essence of the present invention, and they are to be construed as any additional limitation contrary to the spirit of the present invention.

Claims

1. An offshore seabed sampling device comprises a device shell (1) and is characterized in that a first vertical partition plate (2) is fixedly connected to the middle of the inner cavity of the device shell (1), the first partition plate (2) divides the inner cavity of the device shell (1) into a soil taking cavity (1 a) and a stone taking cavity (1 b), a second transverse partition plate (3) is fixedly connected to the soil taking cavity (1 a) and the stone taking cavity (1 b), first electric telescopic cylinders (4) are fixedly connected to the middle of the top surfaces of the two second partition plates (3), and first output shafts (4 a) of the two first electric telescopic cylinders (4) penetrate through the second partition plates (3); the bottom end of the first output shaft (4 a) in the soil taking cavity (1 a) is fixedly connected with a soil taking mechanism (5); the bottom end of an output shaft I (4 a) in the stone taking cavity (1 b) is fixedly connected with a stone taking mechanism (6), two sampling ports (1 c) are formed in the bottom plate of the device shell (1) and correspond to the soil taking cavity (1 a) and the stone taking cavity (1 b), a stone collecting box (7) with an opening at the upper end is fixedly connected to the bottom plate of the device shell (1) and corresponds to the stone taking cavity (1 b), and movable doors (8) are arranged on the two sampling ports (1 c); two sides of the device shell (1) are fixedly connected with driving boxes (9) respectively, driving mechanisms (10) for driving the two movable doors (8) to open and close and corresponding sampling ports (1 c) are arranged in inner cavities of the two driving boxes (9) respectively, and the lower ends of the driving boxes (9) are fixedly connected with electric rotating wheels (11); a water pump (12) and a water tank (13) are fixedly connected to the device shell (1), a water inlet (12 a) is formed in the water pump (12), and the water pump (12) and the water tank (13) are communicated through a water pipe (14); an underwater camera (15) is fixedly connected to the side surface of the device shell (1), and an underwater illuminating lamp (16) is further arranged on the side surface of the device shell (1) near the underwater camera (15); the device shell (1) is also provided with a signal transceiver (17).

2. Offshore seafloor sampling device according to claim 1, wherein the soil sampling mechanism (5) comprises a motor box (5 a), a motor (5 b) and a drill rod (5 c), the motor box (5 a) is fixedly connected to the bottom end of an output shaft (4 a) located in the soil sampling cavity (1 a), the motor (5 b) is arranged in the motor box (5 a), the output shaft of the motor (5 b) passes through the bottom plate of the motor box (5 a), the drill rod (5 c) is vertically arranged on the lower side of the motor box (5 a), and the bottom end of the output shaft of the motor (5 b) is fixedly connected to the top end of the drill rod (5 c).

3. Offshore subsea sampling device according to claim 1 or 2, characterized in that the stone removal means (6) is a gripper.

4. The offshore seafloor sampling device of claim 3, wherein the driving mechanism (10) is a second electric telescopic cylinder, a movable door groove (1 d) is formed in a bottom plate of the device housing (1) in parallel with the bottom plate, movable holes (9 a) are formed in positions, corresponding to the movable door groove (1 d), of the two driving boxes (9), the movable holes (9 a) are rectangular holes, the length of each movable hole (9 a) is the same as the width of each movable door (8), the height of each movable hole (9 a) is the same as the height of each movable door (8), the two movable doors (8) are movably inserted in the movable door grooves (1 d) and movably inserted in the two movable holes (9 a), and output shafts (10 a) of the two second electric telescopic cylinders face the device housing (1) and are fixedly connected to ends, adjacent to the two movable doors (8), of the two movable doors.

5. Offshore subsea sampling device according to claim 1 or 2, characterized in that the number of electrically powered wheels (11) is four, and that the electrically powered wheels (11) are attached to each of the drive cassettes (9) at both ends of the bottom floor.