CN217384762U

CN217384762U - Ground sampling device for marine geological survey

Info

Publication number: CN217384762U
Application number: CN202123275006.4U
Authority: CN
Inventors: 杨程博
Original assignee: Individual
Current assignee: Liaoning Institute Of Geology And Mineral Resources Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-09-06
Anticipated expiration: 2031-12-24

Abstract

The utility model relates to the technical field of sampling devices, in particular to a rock soil sampling device for marine geological investigation, which comprises a fixed plate and a bottom plate on one side of the fixed plate, wherein a plurality of supporting columns are symmetrically and fixedly connected between the fixed plate and the bottom plate, a lifting plate which is connected on the supporting columns in a sliding manner is arranged between the fixed plate and the bottom plate, a plurality of air cylinders are symmetrically arranged between the fixed plate and the lifting plate, the surface of the lifting plate, which is far away from the fixed plate, is detachably connected with a motor, and the surface of the bottom plate, which is far away from the motor, is provided with a sampling mechanism; sampling mechanism includes the rigid coupling at the sampling case of bottom plate bottom surface, the rigid coupling baffle in the sampling case, with sampling case sliding connection and can wear out the sampling bucket of sampling case and set up the drainage subassembly in the sampling case, the terminal surface symmetry that the bottom plate was kept away from to the sampling case articulates there is the sealing door that can hold the sampling bucket and pass through, the utility model aims to solve the problem that traditional ground sampling device can't preserve enough samples.

Description

Rock-soil sampling device for marine geological survey

Technical Field

The application relates to the technical field of sampling devices, and particularly discloses a rock and soil sampling device for marine geological survey.

Background

The research of marine geology and geophysics is one of the most active fields in recent decades, in the aspect of basic theory, the birth of modern plate tectonics is a breakthrough depending on the research of marine geology and geophysics to a great extent, in the ten years after 21 th century, the concern of the international marine geology world is that from the level of global change, the geological period before human activities is explored, or the change cycle and the development trend of the natural environment of the earth in the universe range, the internal feedback mechanism and the interaction of a water ring and other ring layers in the long geological evolution process of the earth system are revealed, the future environmental change trend of the earth is predicted, the rock and soil need to be sampled before the research of the marine geology, when the existing sampling device samples the rock and soil by seawater, the seawater can enter the sampling device, so that the sampling device cannot store enough samples, bringing inconvenience to subsequent research.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that traditional ground sampling device can't preserve enough samples.

In order to achieve the above object, the present invention provides the following basic scheme:

the utility model provides a ground sampling device for marine geological survey which characterized in that: the lifting plate comprises a fixed plate and a bottom plate on one side of the fixed plate, wherein a plurality of supporting columns are symmetrically and fixedly connected between the fixed plate and the bottom plate, a lifting plate which is connected to the supporting columns in a sliding manner is arranged between the fixed plate and the bottom plate, a plurality of cylinders are symmetrically arranged between the fixed plate and the lifting plate, the surface of the lifting plate, far away from the fixed plate, is detachably connected with a motor, and the surface of the bottom plate, far away from the motor, is provided with a sampling mechanism;

the sampling mechanism includes sampling case, rigid coupling baffle in the sampling case, with sampling case sliding connection and can wear out the sampling bucket of sampling case and set up the drainage subassembly in the sampling case, the terminal surface symmetry that the bottom plate was kept away from to the sampling case articulates there is the door that opens and shuts that can hold the sampling bucket and pass through.

The principle and effect of this basic scheme lie in:

1. compared with the prior art, the utility model discloses in make the cylinder drive the lifter plate motion at the extension with the in-process that shortens through the lifter plate of sliding connection on the support column to can drive motor synchronous motion, thereby drive sampling bucket roll-off sample case, before can guaranteeing to reach the seabed, can not get into the sea water in the sample case, provide good condition for subsequent sample.

2. Compared with the prior art, the utility model discloses in through the baffle that sets up in the sample case, the in-process that is down removed is driven by the motor at the sample bucket, nevertheless when the sample case is worn out to the sample bucket, the sea water can get into between sample case median septum and the sample incasement bottom surface, prevent that a large amount of sea water from directly entering into the baffle top, bring inconvenience for the sample of follow-up ground, and set up the articulated sealing door and can tightly laminate at the sample bucket outer wall after the sample case is worn out to the sample bucket, can prevent effectively that the inside a large amount of spaces of sample case from being taken up by the sea water.

3. Compared with the prior art, the utility model discloses in through the drainage subassembly that sets up, nevertheless the sampling bucket is at the in-process of sample, and the sea water that gets into in the sampling case can be discharged through drainage subassembly after reaching a certain amount, carries out the collection of more samples to guaranteed that follow-up can be smoothly to the sample study, solved the problem that the background art provided.

Further, the equal rigid coupling of lateral wall of bottom plate has the supporting seat and sets up the damper unit at the supporting seat free end. Through setting up supporting seat and damper assembly can effectual shock attenuation and carry out stable support to whole device when the device descends to the seabed.

Further, the shock absorption assembly comprises a spring arranged at the free end of the supporting seat and a cushion pad arranged at the free end of the spring. The cushion pad reduces the impact force to which the device is subjected by compressing the spring.

Further, be equipped with between the output of motor and the sampling bucket with bottom plate sliding connection's connecting piece, can dismantle in the connecting piece and be connected with the shaft coupling. The connecting piece makes the sample bucket can follow the motor and reciprocate and follow the removal, and the shaft coupling makes the bull stick can rotate.

Further, the sampling bucket can be dismantled with the connecting piece and be connected, be equipped with the bull stick that one end links to each other with the shaft coupling in the sampling bucket, the other end rigid coupling of bull stick has the sample cutter, be equipped with the spiral leaf on the bull stick. Set up the spiral leaf and can drive the ground and rise, get into in the sample case.

Further, the drainage assembly comprises a water pressure sensor detachably connected to the inner wall of the sampling box and a drainage pump detachably connected to the surface of the partition plate and electrically connected with the water pressure sensor. The water pressure sensor can sense the water pressure in the sampling barrel quickly, and then excessive water is discharged through the drainage pump.

Furthermore, a plurality of lifting lugs used for hoisting the device are symmetrically and fixedly connected to the surface, far away from the cylinder, of the fixing plate. The lug can hoist this device, makes things convenient for the removal of this device.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram illustrating a rock and soil sampling device for marine geological survey according to an embodiment of the present application;

fig. 2 is a cross-sectional view illustrating a rock and soil sampling device for marine geological survey according to an embodiment of the present application;

fig. 3 shows an enlarged view of a position a in a rock and soil sampling device for marine geological survey according to an embodiment of the present application.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Reference numerals in the drawings of the specification include: the device comprises a fixing plate 1, a cylinder 2, a lifting plate 3, a support column 4, a placing box 5, a motor 6, a connecting piece 7, a coupling 8, a bottom plate 9, a limiting block 901, a supporting seat 10, a spring 11, a cushion pad 12, a sampling box 13, a water pressure sensor 14, a drainage pump 15, a sampling barrel 16, a rotating rod 17, a spiral blade 18, a sampling cutter 19, a partition plate 20 and a sealing door 21.

Examples are shown in fig. 1, 2 and 3:

the utility model provides a ground sampling device for marine geological survey, as shown in fig. 1, bottom plate 9 including fixed plate 1 and fixed plate 1 below, the upper surface symmetry rigid coupling of bottom plate 9 has four lugs, be used for hoisting this device, the equal rigid coupling of four lateral walls of bottom plate 9 has and is used for carrying out the supporting seat 10 that supports to this device, the other end of supporting seat 10 is equipped with spring 11, spring 11's lower extreme can be dismantled and be connected with blotter 12, the symmetry rigid coupling has four support columns 4 between fixed plate 1 and the bottom plate 9, sliding connection has lifter plate 3 on the support column 4, the lower surface symmetry of fixed plate 1 can be dismantled and be connected with four cylinders 2, the end that stretches out of cylinder 2 can be dismantled with lifter plate 3 and be connected, the ground rigid coupling of lifter plate 3 has places case 5, can dismantle in placing case 5 and be connected with motor 6, the lower surface of bottom plate 9 is equipped with sampling mechanism.

As shown in fig. 2 and fig. 3, the sampling mechanism comprises a sampling box 13 fixedly connected to the bottom surface of a bottom plate 9, a partition plate 20 fixedly connected to the sampling box 13, a sampling barrel 16 slidably connected to the sampling box 13 and capable of penetrating out of the sampling box 13, and a drainage assembly arranged in the sampling box 13, wherein the drainage assembly comprises a water pressure sensor 14 detachably connected to the inner wall of the sampling box 13 and a drainage pump 15 detachably connected to the surface of the partition plate 20 and electrically connected to the water pressure sensor 14, a connecting member 7 is detachably connected to the bottom plate 9, a coupling 8 is detachably connected to the connecting member 7, a rotating rod 17 having one end connected to the coupling 8 is arranged in the sampling barrel 16, a spiral blade 18 is arranged on the side wall of the rotating rod 17, a sampling cutter 19 is fixedly connected to the other end of the rotating rod 17, the coupling 8 connects the rotating rod 17 to the output end of a motor 6, and the sampling barrel 16 is detachably connected to the outer wall of the connecting member 7, but the extending end of the cylinder 2 extends, drive lifter plate 3 decline for motor 6 descends in step, and motor 6 output drives connecting piece 7 and descends, and finally sample bucket 16 stretches out sample box 13 and takes a sample, and sample box 13's bottom surface still symmetry articulates there is sealing door 21, nevertheless sample bucket 16 moves down, will support sealing door 21 and make sealing door 21 open, and when sample bucket 16 did not move, its lower extreme should be located between baffle 20 and the interior bottom of sample box 13.

Four limiting blocks 901 are symmetrically and fixedly connected to the upper surface of the bottom plate 9, and are used for limiting the descending height of the motor 6.

The method comprises the following specific implementation steps: firstly, the device is put into the sea through four lifting lugs on the upper surface of a bottom plate 9, when the device is contacted with the seabed, the device is damped through a damping mechanism on a supporting seat 10, the stable landing of the whole device is ensured, secondly, the air cylinder 2 is started simultaneously, the extending end of the air cylinder 2 extends, a lifting plate 3 descends, a connecting piece 7 is driven by a motor 6 to descend, the connecting piece 7 drives a sampling barrel 16 to descend, the sampling barrel 16 opens a sealing door 21 and penetrates out of the bottom surface of a sampling box 13 to be contacted with the seabed, thirdly, the motor 6 is started, a rotating rod 17 rotates through a coupler 8, a sampling cutter 19 at the bottom end of the rotating rod 17 and a spiral blade 18 on the side wall of the rotating rod 17 work to convey a taken sample into the sampling box 13, when excessive seawater enters the sampling box 13 during sampling, a water pressure sensor 14 in the sampling box 13 senses whether the water pressure is excessive, if the water pressure is excessive, a drainage pump 15 is started to discharge the excessive seawater in the sampling box 13, after the sampling is completed, the cylinder 2 is stretched out to shorten the end so as to withdraw the sampling bucket 16 into the sampling box 13, and the device is recovered through the lifting lug.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, it is not intended to limit the present invention, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any introduction modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention will still fall within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a ground sampling device for marine geological survey which characterized in that: the device comprises a fixed plate and a bottom plate on one side of the fixed plate, wherein a plurality of supporting columns are symmetrically and fixedly connected between the fixed plate and the bottom plate, a lifting plate which is connected to the supporting columns in a sliding manner is arranged between the fixed plate and the bottom plate, a plurality of cylinders are symmetrically arranged between the fixed plate and the lifting plate, the surface of the lifting plate, far away from the fixed plate, is detachably connected with a motor, and the surface of the bottom plate, far away from the motor, is provided with a sampling mechanism;

the sampling mechanism comprises a sampling box fixedly connected to the bottom surface of the bottom plate, a partition plate fixedly connected to the bottom surface of the bottom plate in the sampling box, a sampling bucket capable of sliding out of the sampling box and a drainage assembly arranged in the sampling box, wherein the sampling box is connected with the sampling bucket in a sliding manner, and the end surface of the sampling box far away from the bottom plate is symmetrically hinged to a sealing door capable of accommodating the sampling bucket.

2. The rock-soil sampling device for marine geological survey of claim 1, wherein the side walls of the bottom plate are fixedly connected with a supporting seat and a damping component arranged at the free end of the supporting seat.

3. The rock-soil sampling device for marine geological survey of claim 2, wherein the shock-absorbing assembly comprises a spring disposed at a free end of the supporting base and a cushion disposed at a free end of the spring.

4. The rock-soil sampling device for marine geological survey of claim 1, characterized in that a connecting piece connected with the bottom plate in a sliding manner is arranged between the output end of the motor and the sampling barrel, and a coupling is detachably connected in the connecting piece.

5. The rock-soil sampling device for marine geological survey of claim 4, characterized in that the sampling barrel is detachably connected with the connecting piece, a rotating rod with one end connected with the coupling is arranged in the sampling barrel, the other end of the rotating rod is fixedly connected with a sampling cutter, and the rotating rod is provided with a spiral blade.

6. The rock-soil sampling device for marine geological survey as claimed in claim 1, wherein the drainage assembly comprises a water pressure sensor detachably connected to the inner wall of the sampling box and a drainage pump detachably connected to the surface of the partition plate and electrically connected to the water pressure sensor.

7. The geotechnical sampling device for marine geological investigation according to claim 1, wherein a plurality of lifting lugs for lifting the device are symmetrically and fixedly connected to the surface of the fixing plate, which is far away from the cylinder.