CN112924217A

CN112924217A - Sampling device

Info

Publication number: CN112924217A
Application number: CN202110118056.7A
Authority: CN
Inventors: 周欣; 邓肖丽; 张道建; 郑家恒; 刘文博; 王凤军
Original assignee: First Institute of Oceanography MNR
Current assignee: First Institute of Oceanography MNR
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-06-08
Anticipated expiration: 2041-01-28
Also published as: CN112924217B

Abstract

The invention provides a sampling device, which relates to the technical field of sediment sampling, and comprises: the overturning assembly bears the sediment sampling assembly; the overturning assembly is used for overturning the sediment sampling assembly extending along the first direction to extend along the second direction, and an included angle is formed between the first direction and the second direction. The sampling device provided by the invention can be suitable for a sediment sampling assembly with a longer size, so that the sampling device can perform deep water sampling, and the technical problem that the sediment sampling assembly is not easy to turn is solved.

Description

Sampling device

Technical Field

The invention relates to the technical field of sediment sampling, in particular to sampling equipment.

Background

The gravity sampler is usually adopted for sampling the seabed sediments, and the sampler is heavy in the process of adjusting the posture of the sampler and operating the falling of the sampler due to the large weight of the sampler, so that a great deal of inconvenience is brought to the use of the sampler. Especially in the deep water sampling process, a sampler with a large length size needs to be used, so that the sampler is not easy to turn over.

Disclosure of Invention

The invention aims to provide a sampling device to solve the technical problem that a sediment sampling assembly is not easy to turn over in the prior art.

In a first aspect, the present invention provides sampling apparatus comprising: the overturning assembly bears the sediment sampling assembly;

the overturning assembly is used for overturning the sediment sampling assembly extending along a first direction to extend along a second direction, and an included angle is formed between the first direction and the second direction.

With reference to the first aspect, the present invention provides a first possible implementation manner of the first aspect, wherein the flipping component includes: the overturning device comprises a rack, a bracket and an overturning driving piece;

the bracket is hinged with the rack, the overturning driving piece is arranged on the rack and is in transmission connection with the bracket;

the bracket is used for bearing the sediment sampling assembly;

the overturning driving piece is used for driving the bracket to overturn relative to the rack.

With reference to the first possible implementation manner of the first aspect, the present invention provides a second possible implementation manner of the first aspect, wherein the gantry includes: a pulley, a support plate and a lifting driving piece;

the lifting driving piece is installed on the pulley and in transmission connection with the supporting plate, and the bracket is installed on the supporting plate.

In combination with the first possible implementation manner of the first aspect, the present invention provides a third possible implementation manner of the first aspect, wherein the sampling apparatus further comprises a sliding rail, and the rack is slidably connected to the sliding rail.

With reference to the third possible implementation manner of the first aspect, the present disclosure provides a fourth possible implementation manner of the first aspect, wherein the sampling device further includes a workbench to which the slide rail extends;

the workstation is equipped with the locating part, the locating part is used for spacingly the rack.

With reference to the fourth possible implementation manner of the first aspect, the present invention provides a fifth possible implementation manner of the first aspect, wherein a clamping piece is mounted on the workbench, and the clamping piece is used for locking the sediment sampling assembly.

With reference to the fifth possible implementation manner of the first aspect, the present invention provides a sixth possible implementation manner of the first aspect, wherein the clip fixture includes: the clamping device comprises a first clamping arm and a second clamping arm, wherein a clamping area is formed between the first clamping arm and the second clamping arm.

With reference to the fourth possible implementation manner of the first aspect, the present invention provides a seventh possible implementation manner of the first aspect, wherein a clamping member is mounted below the workbench, and the clamping member includes: the clamping device comprises a slot frame, a clamping jaw and a clamping driving piece;

the clamping jaw is movably connected to the groove frame, and a clamping area is formed between the clamping jaw and the groove frame;

the clamping driving piece is installed on the groove frame, and the clamping driving piece is in transmission connection with the clamping jaw.

With reference to the first aspect, the present invention provides an eighth possible implementation manner of the first aspect, wherein the sampling apparatus further comprises a lifting device for lifting the sediment sampling assembly.

With reference to the first aspect, the present invention provides a ninth possible implementation manner of the first aspect, wherein the sediment sampling assembly includes: festival arm, sample tool bit and connector, the one end of festival arm with the sample tool bit is connected, the other end of festival arm with the connector is connected.

In combination with the ninth possible implementation manner of the first aspect, the present invention provides a tenth possible implementation manner of the first aspect, wherein an acoustic releaser is installed between the knuckle arm and the connector.

In combination with the tenth possible implementation manner of the first aspect, the present invention provides an eleventh possible implementation manner of the first aspect, wherein a weight block is installed between the nodal arm and the acoustic releaser.

The embodiment of the invention has the following beneficial effects: adopt the upset subassembly to bear deposit sample subassembly, make the deposit sample subassembly upset that extends along the first direction through the upset subassembly and extend to along the second direction, first direction and second direction have the contained angle, can overturn deposit sample subassembly through the upset subassembly to be convenient for operate deposit sample subassembly whereabouts.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention or related technologies, the drawings used in the description of the embodiments or related technologies will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic diagram of a sampling apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a turnover assembly, a slide rail and a workbench of the sampling device provided by the embodiment of the invention;

FIG. 3 is a schematic diagram of a tilting assembly, a slide rail, a worktable and a lifting device of the sampling apparatus provided by the embodiment of the invention;

FIG. 4 is a schematic diagram of a clamping member on a worktable of a sampling apparatus according to an embodiment of the present invention;

fig. 5 is a schematic view of a first clamping arm of the sampling apparatus according to the embodiment of the present invention;

FIG. 6 is a schematic view of a clamp of a sampling device provided in accordance with an embodiment of the present invention;

fig. 7 is a schematic view of a sediment sampling assembly of a sampling device according to an embodiment of the present invention.

Icon: 100-a flip assembly; 110-a gantry; 111-a sled; 112-a support plate; 113-a lifting drive; 120-a bracket; 130-a tumble drive; 200-a sediment sampling assembly; 210-jointed arm; 211-a sampling tube; 212-a tubular connecting member; 220-a sampling bit; 230-a connector; 240-acoustic releaser; 250-a counterweight block; 300-a slide rail; 310-track; 320-a rack; 400-a workbench; 410-a limit stop; 420-a clamping member; 421-a first clip arm; 4211-a clamping and fixing frame; 4212-clamp driving cylinder; 4213-splint; 422-a second clamping arm; 430-a clamping member; 431-a trough frame; 432-a jaw; 433-clamping the driving member; 500-lifting the device.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The term "physical quantity" in the formula, unless otherwise noted, is understood to mean a basic quantity of a basic unit of international system of units, or a derived quantity derived from a basic quantity by a mathematical operation such as multiplication, division, differentiation, or integration.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

As shown in fig. 1, a sampling device provided in an embodiment of the present invention includes: the overturning assembly 100 and the sediment sampling assembly 200, wherein the overturning assembly 100 carries the sediment sampling assembly 200;

the flipping element 100 is used to flip the sediment sampling element 200 extending in a first direction to extend in a second direction, the first direction and the second direction having an included angle.

In the initial state, the sediment sampling assembly 200 is placed on the flip assembly 100, and the sediment sampling assembly 200 extends along a first direction, which is close to the horizontal direction. The sediment sampling assembly 200 can be driven to turn through the turning assembly 100, the second direction approaches to the plumb direction, and the sediment sampling assembly 200 can extend along the plumb direction by adopting the turning assembly 100, so that the sediment sampling assembly 200 can fall downwards under the action of the gravity of the sediment sampling assembly 200, and deep water sampling is further realized.

As shown in fig. 1 and 2, in the embodiment of the present invention, the flipping unit 100 includes: a gantry 110, a carriage 120, and a flip drive 130;

the bracket 120 is hinged with the rack 110, the overturning driving piece 130 is arranged on the rack 110, and the overturning driving piece 130 is in transmission connection with the bracket 120;

the bracket 120 is used for carrying the sediment sampling assembly 200;

the tilting drive 130 is used to drive the carriage 120 to tilt relative to the stand 110.

Specifically, the overturning driving member 130 includes a telescopic cylinder, one end of the telescopic cylinder is hinged to the rack 110, the other end of the telescopic cylinder is hinged to the bracket 120, the rack 110, the bracket 120 and the telescopic cylinder together form a triangular structure, and the bracket 120 can be driven to overturn relative to the rack 110 by the telescopic cylinder.

In another embodiment, the flipping drive 130 comprises a motor that flips relative to the gantry 110 through gearing and driving the carriage 120.

As shown in fig. 1, 2 and 7, the bracket 120 is provided with a mounting groove for bearing the weight block 250, and the bracket 120 is provided with a fixing device, and the fixing device and the mounting groove can jointly enclose the weight block. The sediment sampling assembly 200 can be slid along the seating groove of the bracket 120 until the weight block 250 is moved between the seating groove and the fixing means. The fixing device has a limiting effect on the counterweight 250, so that the sediment sampling assembly 200 can be turned synchronously with the bracket 120.

As shown in fig. 1, 2 and 3, the stage 110 includes: a trolley 111, a support plate 112 and a lifting drive member 113;

the lifting driving member 113 is mounted on the pulley 111, the lifting driving member 113 is in transmission connection with the supporting plate 112, and the bracket 120 is mounted on the supporting plate 112.

Specifically, the lifting driving member 113 includes a plurality of telescopic cylinders, the plurality of telescopic cylinders are disposed at intervals, the support plate 112 is jointly supported by the plurality of telescopic cylinders, and the telescopic cylinders can drive the support plate 112 to lift relative to the trolley 111.

Further, the sampling device further comprises a slide rail 300, and the stage 110 is slidably connected to the slide rail 300.

Specifically, the slide rail 300 includes: a rail 310 and a rack 320, the rack 320 being connected to a sleeper of the rail 310, and the rack 320 extending in the same direction as the rail 310. The sled 111 is provided with a driving gear, and is in transmission connection with the driving gear through a motor, and the driving gear is engaged with the rack 320, so that the rack 110 can be driven to move along the sliding rail 300. Pulleys are mounted on the trolley 111 and are engaged with the rail 310 through the pulleys, so that friction force generated when the trolley 111 moves along the rail 310 can be reduced.

Further, the sampling device further comprises a working platform 400, and the sliding rail 300 extends to the working platform 400; the working table 400 is provided with a limiting member 410, and the limiting member 410 is used for limiting the rack 110.

Specifically, the limiting member 410 includes a guardrail, and the limiting of the rack 110 can be realized by blocking the pulley 111 through the guardrail. It should be noted that the workbench 400 and the limiting member 410 are both provided with an open slot, the sediment sampling assembly 200 can pass through the open slot, and the sediment sampling assembly 200 can be turned from the horizontal state to the vertical state.

As shown in fig. 1, 2, 3 and 4, a locking member 420 is mounted on the table 400, and the locking member 420 is used to lock the sediment sampling assembly 200.

Specifically, the locking member 420 includes an electric control lock, and the state of the sediment sampling assembly 200 can be adjusted by controlling the extension and retraction of a locking tongue of the electric control lock. When the bolt is extended, the sediment sampling assembly 200 is locked; when the lock tongue is retracted, the sediment sampling assembly 200 is unlocked, and the upright sediment sampling assembly 200 can be lowered under the action of gravity.

In this embodiment, the fastener 420 includes: first arm lock 421 and second arm lock 422, form the card between first arm lock 421 and the second arm lock 422 and fix the district.

As shown in fig. 1, 2, 3, 4, and 5, the first and

second clip arms

421 and 422 respectively include: the clamping device comprises a clamping frame 4211, a clamping driving cylinder 4212 and a clamping plate 4213, wherein the fixed end of the clamping driving cylinder 4212 is connected with the clamping frame 4211, the movable end of the clamping driving cylinder 4212 is connected with the clamping plate 4213, the clamping plate 4213 is provided with an arc-shaped groove, and the arc-shaped grooves of the two clamping plates 4213 jointly form a clamping area. The sediment sampling assembly 200 can be clamped or clamped by driving the two clamping plates 4213 to approach each other through the clamping driving cylinder 4212, so that the sediment sampling assembly 200 is fixed in the vertical state.

Further, balls are arranged on two sides of the clamping plate 4213, a sliding groove matched with the balls is formed in the clamping frame 4211, and the clamping plate 4213 is connected to the clamping frame 4211 in a sliding mode through the balls, so that the clamping plate 4213 can slide smoothly along the clamping frame 4211.

As shown in fig. 1, 3, 6 and 7, a clamp 430 is installed below the table 400, and the clamp 430 includes: a cradle 431, a jaw 432 and a clamp drive 433;

the clamping jaw 432 is movably connected to the slot frame 431, and a clamping area is formed between the clamping jaw 432 and the slot frame 431;

the clamping driving member 433 is mounted on the slot frame 431, and the clamping driving member 433 is in transmission connection with the clamping jaw 432.

Specifically, the clamping member 430 is provided with a plurality of clamping areas arranged at intervals along the plumb direction, each clamping area is provided with two clamping jaws 432, and two clamping driving members 433 are adopted to drive the two clamping jaws 432 in a one-to-one correspondence manner, so that the clamping jaws 432 can swing around a longitudinally extending axis, and the knuckle arm 210 can be clamped between the groove frame 431 and the clamping jaws 432.

As shown in fig. 1, 3 and 7, the sampling apparatus further comprises a lifting means 500, the lifting means 500 being for lifting the sediment sampling assembly 200.

Specifically, the lifting device 500 includes a hanger and a cable pulling device mounted to the hanger, the cable pulling device being located directly above the clamp 430, and the sediment sampling assembly 200 can be raised by pulling the cable through the lifting device 500.

As shown in fig. 1 and 7, the sediment sampling assembly 200 includes: the arm comprises a knuckle arm 210, a sampling bit 220 and a connector 230, wherein one end of the knuckle arm 210 is connected with the sampling bit 220, and the other end of the knuckle arm 210 is connected with the connector 230.

Specifically, the connector 230 is used for connecting the armored cable of the lifting device 500, the sampling tool bit 220 is located at the tail end of the knuckle arm 210, one function of the sampling tool bit 220 is to increase the penetration depth of the knuckle arm 210, and the other function is to block the nozzle of the knuckle arm 210 when the sampling is recovered, so that the sample is prevented from being lost.

Further, an acoustic releaser 240 is installed between the articulated arm 210 and the connector 230, and the acoustic releaser 240 can receive a control signal from the deck and disconnect the articulated arm 210 from the connector 230 according to the control signal.

Further, a weight block 250 is installed between the knuckle arm 210 and the acoustic releaser 240, and the weight of the sediment sampling assembly 200 is increased by the weight block 250, so that the impact inertia can be increased, and the sediment sampling assembly 200 can smoothly fall.

It should be noted that the joint arm 210 includes five sampling tubes 211, the five sampling tubes 211 are connected end to end in sequence, and any two adjacent sampling tubes 211 are connected by a tube connecting part 212. The length of the sampling tube 211 is set to 10 meters, and the sediment sampling assembly 200 can select a proper number of sampling tubes 211 according to the requirement, so that the length of the knuckle arm 210 can be 10 meters, 20 meters, 30 meters, 40 meters and 50 meters.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A sampling device, comprising: an inversion assembly (100) and a sediment sampling assembly (200), the inversion assembly (100) carrying the sediment sampling assembly (200);

the overturning assembly (100) is used for overturning the sediment sampling assembly (200) extending along a first direction to extend along a second direction, and the first direction and the second direction form an included angle.

2. The sampling device according to claim 1, characterized in that said overturning assembly (100) comprises: a rack (110), a bracket (120) and a turnover driving piece (130);

the bracket (120) is hinged with the rack (110), the overturning driving piece (130) is installed on the rack (110), and the overturning driving piece (130) is in transmission connection with the bracket (120);

the bracket (120) is used for carrying the sediment sampling assembly (200);

the overturning driving piece (130) is used for driving the bracket (120) to overturn relative to the bench (110).

3. The sampling device according to claim 2, characterized in that the gantry (110) comprises: a pulley (111), a support plate (112) and a lifting driving piece (113);

the lifting driving piece (113) is installed on the pulley (111), the lifting driving piece (113) is in transmission connection with the supporting plate (112), and the bracket (120) is installed on the supporting plate (112).

4. The sampling device according to claim 2, characterized in that it further comprises a sliding rail (300), the gantry (110) being slidably connected to the sliding rail (300).

5. The sampling device according to claim 4, characterized in that it further comprises a table (400), the slide (300) extending to the table (400);

the workbench (400) is provided with a limiting part (410), and the limiting part (410) is used for limiting the rack (110).

6. The sampling device of claim 5, characterized in that a fastener (420) is mounted on the table (400), the fastener (420) being used to lock the sediment sampling assembly (200).

7. The sampling device of claim 6, wherein the clip (420) comprises: the clamp device comprises a first clamp arm (421) and a second clamp arm (422), wherein a clamping area is formed between the first clamp arm (421) and the second clamp arm (422).

8. The sampling device of claim 5, wherein a clamp (430) is mounted below the table (400), the clamp (430) comprising: the clamping device comprises a slot frame (431), a clamping jaw (432) and a clamping driving piece (433);

the clamping jaw (432) is movably connected to the slot frame (431), and a clamping area is formed between the clamping jaw (432) and the slot frame (431);

the clamping driving piece (433) is installed on the groove frame (431), and the clamping driving piece (433) is in transmission connection with the clamping jaw (432).

9. The sampling device according to claim 1, characterized in that it further comprises lifting means (500), said lifting means (500) being adapted to lift said sediment sampling assembly (200).

10. The sampling device of claim 1, wherein the sediment sampling assembly (200) comprises: the sampling device comprises a section arm (210), a sampling tool bit (220) and a connector (230), wherein one end of the section arm (210) is connected with the sampling tool bit (220), and the other end of the section arm (210) is connected with the connector (230).

11. The sampling device according to claim 10, characterized in that an acoustic release (240) is mounted between the articulated arm (210) and the connector (230).

12. The sampling device according to claim 11, characterized in that a weight (250) is mounted between the pitch arm (210) and the acoustic releaser (240).