Seabed soil sampling device for ocean exploration

Abstract

The utility model relates to the technical field of seabed sampling, and discloses a seabed soil sampling device for ocean exploration, which comprises a base, a protective box is arranged on the upper side of the base, a partition plate is arranged on the inner wall of the protective box, and the partition plate is positioned at the upper end of the protective box; a grab bucket is arranged on the lower side of the partition plate and comprises a first grab bucket body and a second grab bucket body, and the first grab bucket body is rotationally connected with the second grab bucket body; bushing plates are arranged at the lower ends of the first grab bucket and the second grab bucket correspondingly, and one side of each bushing plate is an inclined face. A first hydraulic cylinder is arranged at the upper end of the protection box, the output end of the first hydraulic cylinder sequentially penetrates through the protection box and the partition plate, and the grab bucket is installed at the output end of the first hydraulic cylinder. The first grab bucket and the second grab bucket are used in cooperation to grab soil and store the soil inside, during recycling, only the protection box needs to be placed at the position away from the sea level by a certain distance, seawater can be filtered through the leakage plate, moisture in the soil is reduced, and then recycling is conducted.

Description

Technical Field

[0001] The utility model relates to the technical field of seabed sampling, in particular to a seabed soil sampling device for ocean surveying. Background Art

[0002] Marine survey refers to the systematic investigation and research of the marine environment, topography, geological structure and marine resources. This survey activity covers a wide range of fields, including seabed topography mapping, marine resource exploration, marine environment monitoring, etc. Commonly used technologies include sonar, satellite remote sensing, geophysical surveys, etc., to obtain various important information in the marine field. Sampling seabed mud can provide data support for research in multiple fields such as geology, environment, resources and ecology.

[0003] When sampling soil from the seabed, using conventional samplers will result in the collection of seawater and soil together. Filtering the seawater after the collection is completed is a very troublesome task. The presence of seawater in the soil will cause errors in the survey results and reduce the efficiency of the survey. Therefore, a soil sampling device for marine surveying that is easy to filter seawater is designed to solve the above problem. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the shortcomings of the prior art, the utility model provides a seabed soil sampling device for marine surveying, which has the advantage of being easy to filter seawater and solves the problem that seawater contained in the soil will cause errors in the surveying effect and reduce the efficiency of the survey.

[0006] (II) Technical solution

[0007] In order to achieve the above-mentioned purpose of facilitating the filtration of seawater, the utility model provides the following technical solutions: a seabed soil-taking device for marine survey, comprising a base, a protective box is provided on the upper side of the base, and a partition is provided on the inner wall of the protective box, and the partition is located at the upper end of the protective box; a grab is provided on the lower side of the partition, and the grab includes a first grab and a second grab, and the first grab is rotatably connected with the second grab; the lower ends of the first grab and the second grab are respectively provided with a leak plate, and one side of the leak plate is an inclined surface; a first hydraulic cylinder is provided at the upper end of the protective box, and the output end of the first hydraulic cylinder passes through the protective box and the partition in sequence, and the grab is installed at the output end of the first hydraulic cylinder. The protective box is dropped to the seabed through a marine transportation vehicle and related delivery equipment. The protective box is located on the seabed and the soil on the seabed is grabbed by the grab. The first grab and the second grab are used in cooperation to grab and store the soil inside. When recycling, the protective box only needs to be placed at a distance from one end of the sea level, and the seawater will be filtered through the leak plate to reduce the moisture in the soil, and then it can be recycled.

[0008] Preferably, a connecting rod is installed at the connection between the first grab and the second grab, and the connecting rod is located inside the grab; a connecting piece is installed at the output end of the first hydraulic cylinder, and a lifting rod is provided between the connecting piece and the first grab and the second grab; both ends of the lifting rod are rotatably connected to the inner wall of the grab of the connecting piece, and a connecting shaft is installed between one end of the lifting rod and the grab. The first hydraulic cylinder is used to extend the grab out of the protective box or retract it into the protective box. The sealing between the partition and the first hydraulic cylinder is good, and seawater is not easy to enter. The output end of the first hydraulic cylinder is located on the lower side of the partition, driving the connecting piece and the grab to move.

[0009] Preferably, a sleeve is sleeved on the outer side of the connecting rod, and the sleeve and the connecting rod are rotatably connected; a second hydraulic cylinder is provided on the lower side of the connecting piece, and the output end of the second hydraulic cylinder is fixedly connected to the upper side of the sleeve. The second hydraulic cylinder pulls the sleeve, and the first grab bucket and the second grab bucket perform grabbing operations through their corresponding lifting rods respectively. One end of the second hydraulic cylinder is fixed on the lower side of the connecting piece, and the second hydraulic cylinder itself adopts a waterproof hydraulic cylinder.

[0010] Preferably, a protective cover is installed on the upper side of the protective box, and the protective cover is fixedly connected to the protective box; the first hydraulic cylinder is installed inside the protective cover. Since the internal space of the protective box is limited, the first hydraulic cylinder itself is installed outside the protective box, and only the output end of the first hydraulic cylinder passes through the protective box and the partition and is fixedly connected to the upper side of the connecting piece. The protective cover is fixedly installed on the upper side of the protective box mainly to protect the first hydraulic cylinder.

[0011] Preferably, fixedly connected handles are provided on both sides of the protection box, and the handles are used to connect external launching equipment, and the launching equipment launches the protection box to the seabed or recovers it from the seabed through the handles.

[0012] Preferably, support legs are provided on the lower side of the base, and the distance between the support legs can completely accommodate the grab bucket, and the support legs contact the seabed, so that the grab bucket can fully contact the seabed for grabbing operation.

[0013] (III) Beneficial effects

[0014] Compared with the prior art, the utility model provides a seabed soil-taking device for marine surveying, which has the following beneficial effects: the seabed soil-taking device for marine surveying, which drops a protective box onto the seabed through marine transportation vehicles and related dropping equipment, the protective box is located on the seabed and grabs the soil on the seabed through a grab bucket, and then the soil is grabbed and stored inside through the cooperation between the first grab bucket and the second grab bucket, and when recycling, the protective box only needs to be placed at a distance from one end of the sea level, and the seawater will be filtered through the leak plate to reduce the moisture in the soil, thereby achieving the effect of facilitating the filtering of seawater. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is the external overall structure diagram of the utility model;

[0016] Figure 2 This is a grabbing state diagram of the utility model;

[0017] Figure 3 It is a three-dimensional cross-sectional view of the protective box of the utility model;

[0018] Figure 4 This is a structural diagram of the grab bucket of the utility model;

[0019] Figure 5 It is the connection diagram of the grab bucket of the utility model.

[0020] In the figure: 1. base; 2. protection box; 3. protection cover; 4. support leg; 5. handle; 6. first grab; 7. second grab; 8. first hydraulic cylinder; 9. partition; 10. connecting piece; 11. second hydraulic cylinder; 12. connecting shaft; 13. lifting rod; 14. connecting rod; 15. leak plate; 16. sleeve. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Example: See Figure 1-5 A seabed soil-taking device for marine surveying comprises a base 1, a protective box 2 is provided on the upper side of the base 1, and a partition 9 is provided on the inner wall of the protective box 2, and the partition 9 is located at the upper end of the protective box 2; a grab is provided on the lower side of the partition 9, and the grab comprises a first grab 6 and a second grab 7, and the first grab 6 and the second grab 7 are rotatably connected; a leak plate 15 is provided at the lower end of the first grab 6 and the second grab 7, respectively, and one side of the leak plate 15 is an inclined surface; a first hydraulic cylinder 8 is provided at the upper end of the protective box 2, and the output end of the first hydraulic cylinder 8 passes through the protective box 2 and the partition 9 in sequence, and the grab is installed at the output end of the first hydraulic cylinder 8.

[0023] Among them, the protection box 2 is dropped to the seabed through marine transportation and related delivery equipment. The protection box 2 is located on the seabed and grabs the soil on the seabed through a grab bucket. The first grab bucket 6 and the second grab bucket 7 cooperate to grab the soil and store it inside the protection box 2. When recycling, the protection box 2 only needs to be recycled to a position at a certain distance from the sea level. The seawater will be filtered through the leak plate 15 to reduce the moisture in the soil, and then it can be recycled.

[0024] A connecting rod 14 is installed at the connection between the first grab bucket 6 and the second grab bucket 7, and the connecting rod 14 is located inside the grab bucket; a connecting piece 10 is installed at the output end of the first hydraulic cylinder 8, and a lifting rod 13 is provided between the connecting piece 10 and the first grab bucket 6 and the second grab bucket 7; both ends of the lifting rod 13 are rotatably connected to the inner wall of the grab bucket of the connecting piece 10, and a connecting shaft 12 is installed between one end of the lifting rod 13 and the grab bucket.

[0025] Among them, the first hydraulic cylinder 8 is used to extend the grab bucket out of the protective box 2 or retract it into the protective box 2. The sealing between the partition 9 and the first hydraulic cylinder 8 is good, and seawater is not easy to enter. The output end of the first hydraulic cylinder 8 is located on the lower side of the partition 9, driving the connecting piece 10 and the grab bucket to move.

[0026] A sleeve 16 is sleeved on the outer side of the connecting rod 14 , and the sleeve 16 and the connecting rod 14 are rotatably connected; a second hydraulic cylinder 11 is provided on the lower side of the connecting member 10 , and the output end of the second hydraulic cylinder 11 is fixedly connected to the upper side of the sleeve 16 .

[0027] Among them, the second hydraulic cylinder 11 pulls the sleeve 16, and the first grab bucket 6 and the second grab bucket 7 respectively perform grabbing operations through their corresponding lifting rods 13. One end of the second hydraulic cylinder 11 is fixed to the lower side of the connecting piece 10, and the second hydraulic cylinder itself adopts a waterproof hydraulic cylinder.

[0028] A protective cover 3 is installed on the upper side of the protective box 2 , and the protective cover 3 and the protective box 2 are fixedly connected; the first hydraulic cylinder 8 is installed inside the protective cover 3 .

[0029] Among them, since the internal space of the protection box 2 is limited, the first hydraulic cylinder 8 itself is installed on the outside of the protection box 2, and only the output end of the first hydraulic cylinder 8 passes through the protection box 2 and the partition 9 and is fixedly connected to the upper side of the connecting piece 10. The protective cover 3 is fixedly installed on the upper side of the protection box 2 and is mainly used to protect the first hydraulic cylinder 8.

[0030] Fixed handles 5 are provided on both sides of the protection box 2 .

[0031] The handle 5 is used to connect to an external launching device, and the launching device launches the protective box 2 to the seabed or recovers it from the seabed through the handle 5.

[0032] Support legs 4 are provided on the lower side of the base 1 .

[0033] The distance between the support legs 4 is sufficient to accommodate the grab bucket, and the support legs 4 contact the seabed, so that the grab bucket can fully contact the seabed for grabbing operations.

[0034] Working principle: The protective box 2 is dropped to the seabed through marine transportation and related delivery equipment. The protective box 2 is located on the seabed and grabs the soil on the seabed through a grab. The first hydraulic cylinder 8 is used to extend the grab out of the interior of the protective box 2 or retract it into the interior of the protective box 2. The first grab 6 and the second grab 7 cooperate to grab the soil and store it in the interior of the protective box 2. The second hydraulic cylinder 11 pulls the sleeve 16, and the first grab 6 and the second grab 7 respectively perform grabbing operations through their corresponding lifting rods 13. When recycling, it is only necessary to recycle the protective box 2 to a position at a distance from the sea level. The seawater will be filtered through the leak plate 15 to reduce the moisture in the soil, and then it can be recycled.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A seabed soil sampling device for marine survey, comprising a base (1), characterized in that: A protection box (2) is provided on the upper side of the base (1), and a partition (9) is provided on the inner wall of the protection box (2), wherein the partition (9) is located at the upper end of the protection box (2); A grab bucket is provided on the lower side of the partition plate (9), and the grab bucket comprises a first grab bucket (6) and a second grab bucket (7), and the first grab bucket (6) and the second grab bucket (7) are rotatably connected; The lower ends of the first grab bucket (6) and the second grab bucket (7) are respectively provided with a leaking plate (15), and one side of the leaking plate (15) is an inclined surface; A first hydraulic cylinder (8) is provided at the upper end of the protection box (2), and an output end of the first hydraulic cylinder (8) passes through the protection box (2) and the partition (9) in sequence, and a grab bucket is mounted on the output end of the first hydraulic cylinder (8).

2. The seabed soil sampling device for ocean survey according to claim 1, characterized in that: A connecting rod (14) is installed at the connection between the first grab bucket (6) and the second grab bucket (7), and the connecting rod (14) is located inside the grab bucket; A connecting piece (10) is installed at the output end of the first hydraulic cylinder (8), and a lifting rod (13) is provided between the connecting piece (10) and the first grab bucket (6) and the second grab bucket (7); Both ends of the lifting rod (13) are rotatably connected to the inner wall of the grab bucket of the connecting member (10), and a connecting shaft (12) is installed between one end of the lifting rod (13) and the grab bucket.

3. The seabed soil sampling device for ocean survey according to claim 2, characterized in that: The outer side of the connecting rod (14) is sleeved with a sleeve (16), and the sleeve (16) and the connecting rod (14) are rotatably connected; A second hydraulic cylinder (11) is provided on the lower side of the connecting member (10), and an output end of the second hydraulic cylinder (11) is fixedly connected to the upper side of the sleeve (16).

4. The seabed soil sampling device for ocean survey according to claim 1, characterized in that: A protective cover (3) is installed on the upper side of the protective box (2), and the protective cover (3) and the protective box (2) are fixedly connected; The first hydraulic cylinder (8) is installed inside the protective cover (3).

5. The seabed soil sampling device for ocean survey according to claim 1, characterized in that: Fixedly connected handles (5) are respectively provided on both sides of the protection box (2).

6. The seabed soil sampling device for ocean survey according to claim 1, characterized in that: Support legs (4) are provided on the lower side of the base (1).

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