CN112834273B

CN112834273B - Undisturbed high-frequency vibration sediment sampler

Info

Publication number: CN112834273B
Application number: CN202110128947.0A
Authority: CN
Inventors: 曹鹏; 刘升发; 温琦; 单新; 亓琳; 吕明东; 王暖升
Original assignee: First Institute of Oceanography MNR
Current assignee: First Institute of Oceanography MNR
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2023-02-28
Anticipated expiration: 2041-01-29
Also published as: CN112834273A

Abstract

The invention relates to the technical field of sediment sampling equipment, in particular to a non-disturbance high-frequency vibration sediment sampler which comprises an outer bin, wherein an inner bin is arranged above the inner part of the outer bin, an eccentric motor is arranged in the inner bin, the output end of the bottom of the eccentric motor is connected with an inner tube, the outer side of the inner tube is provided with an outer tube, the bottom end of the inner tube is provided with a sampling mechanism, the outer walls of the two sides of the outer bin are provided with side holes, the outer walls of the two sides of the inner bin are detachably connected with fixing rods, the bottom of the outer bin is provided with a base, and the fixing rods are of an L-shaped structure. This undisturbed high-frequency vibration sediment sampler's outer storehouse can carry out high-frequency vibration to acquire continuity sediment sample, guarantee to carry out undisturbed collection to the seabed sediment, stretch into the sample through inside sampling mechanism and take a sample, can improve the sample depth, guarantee that sediment sample structure avoids destroying, thereby improve sediment sample quality.

Description

Undisturbed high-frequency vibration sediment sampler

Technical Field

The invention relates to the technical field of sediment sampling equipment, in particular to a disturbance-free high-frequency vibration sediment sampler.

Background

The problem of stereoplasm deposit district sample is mainly solved to the vibrations sampler, like hardpan, sandy deposit thing etc. but when carrying out the sample of marine deposit thing, need guarantee the undisturbed nature of sample deposit thing, when the deposit is gathered, it is little to stereoplasm deposit thing sample depth, and traditional vibrations sampler destroys deposit thing preface, and the continuity is poor, receives the interference when leading to the sample, can not guarantee that the sample is effectively gone on.

Disclosure of Invention

The present invention is directed to a disturbance-free high-frequency vibration sediment sampler, which solves the above-mentioned problems of the background art.

In order to achieve the purpose, the invention provides a disturbance-free high-frequency vibration sediment sampler which comprises an outer bin, wherein an inner bin is arranged above the inner part of the outer bin, an eccentric motor is arranged in the inner bin, the output end of the bottom of the eccentric motor is connected with an inner tube, an outer tube is arranged on the outer side of the inner tube, a sampling mechanism is arranged at the bottom end of the inner tube, fixing rods are detachably connected to the outer walls of the two sides of the inner bin, a base is arranged at the bottom of the outer bin, the sampling mechanism comprises a sampling bin, the bottom end of the sampling bin is in an open state, two feeding baffles are arranged on the inner side of the sampling bin, and a spring is arranged between the upper part of each feeding baffle and the inner wall of the sampling bin.

Preferably, the bottom of the base is provided with a support leg.

Preferably, the outer wall of one side of the outer bin is connected with a feeding pipe.

Preferably, an ultrasonic generator is installed inside the outer bin and positioned at the top of the inner bin.

Preferably, the top of the base is provided with a clamping groove, the bottom of the outer bin is in clamping fit with the clamping groove, and a plurality of base plates are mounted on the inner wall of the clamping groove.

Preferably, the top of the sampling bin is connected with a threaded pipe, the bottom end of the inner pipe is provided with a threaded end, and the threaded pipe is in threaded connection with the inner pipe.

Preferably, the feeding baffle is symmetrically and obliquely arranged, and the bottom end of the feeding baffle is hinged to an opening at the bottom end of the sampling bin.

Preferably, a connecting cloth is arranged between the outer side of the upper part of the feeding baffle and the inner wall of the sampling bin, one end of the connecting cloth is connected with the feeding baffle, and the other end of the connecting cloth is connected with the inner wall of the sampling bin.

Preferably, the bottom of the outer bin is provided with a discharge port, and a sealing plug is mounted on the outer side of the discharge port.

Preferably, the backing plates are of V-shaped structures and are arranged in sequence in a close arrangement mode.

Compared with the prior art, the invention has the following beneficial effects:

in this undisturbed high-frequency vibration sediment sampler, the outer storehouse of undisturbed high-frequency vibration sediment sampler can carry out high-frequency vibration to obtain continuity sediment sample, guarantee to carry out undisturbed collection to the submarine sediment, stretch into the sample through inside sampling mechanism and take a sample, can improve the sample depth, guarantee that sediment sample structure avoids destroying, thereby improve sediment sample quality.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A in accordance with the present invention;

FIG. 3 is a schematic structural diagram of a sampling mechanism according to the present invention.

The various reference numbers in the figures mean:

1. an outer bin; 12. a feed tube; 13. an ultrasonic generator; 14. a discharge outlet; 2. an inner bin; 21. fixing the rod; 3. an eccentric motor; 31. an inner tube; 32. an outer tube; 4. a sampling mechanism; 41. sampling a bin; 411. a feed baffle; 42. a spring; 43. connecting cloth; 44. a threaded pipe; 5. a base; 51. a leg; 52. a card slot; 521. a backing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

The invention provides a non-disturbance high-frequency vibration sediment sampler, as shown in fig. 1-3, which comprises an outer bin 1, wherein the top of the outer bin is in an open state, an inner bin 2 is arranged above the inner part of the outer bin 1, an eccentric motor 3 is arranged inside the inner bin 2, the bottom output end of the eccentric motor 3 is connected with an inner tube 31, the inner tube 31 vibrates in a low frequency mode under the action of the eccentric motor 3, an outer tube 32 is arranged outside the inner tube 31, when the ultrasonic vibrator of the outer tube 32 on the outer layer vibrates, the inner tube 31 on the inner side conducts telescopic sampling, a sampling mechanism 4 is arranged at the bottom end of the inner tube 31 and is used for sampling operation, fixing rods 21 are detachably connected to the outer walls on two sides of the inner bin 2, a base 5 is arranged at the bottom of the outer bin 1 and is used for supporting and fixing the bottom of the device, the sampling mechanism 4 comprises a sampling bin 41, the bottom end of the sampling bin 41 is in an open state, two feeding baffles 411 are arranged on the inner side, and a spring 42 is arranged between the upper part of the feeding baffles 411 and the inner wall of the sampling bin 41, so that sediment can be conveniently extruded to enter the sampling bin 41.

In this embodiment, a support leg 51 is installed at the bottom of the base 5 for supporting the bottom of the base 5.

Specifically, the outer wall of one side of the outer bin 1 is connected with a feeding pipe 12 for feeding.

Furthermore, the inner pipe 31 and the outer pipe 32 are not fixedly connected and can move relatively, the inner pipe 31 can move freely in the vertical direction and can move in a certain range limited by the outer pipe 32 in the horizontal direction; the outer pipe 32 is vibrated at high frequency under the action of ultrasound, so that surrounding sediments are liquefied, including sediments outside the outer pipe 32 and outside the inner pipe 31; the eccentric motor 3 and the ultrasonic vibrator 13 work alternately to ensure the alternate vibration inside and outside,

further, the ultrasonic generator 13 is installed at the top of the inner bin 2 inside the outer bin 1 and used for generating vibration and driving the outer bin 1 to vibrate.

Further, the top of the base 5 is provided with a clamping groove 52, the bottom of the outer bin 1 is matched with the clamping groove 52 in a clamping manner, and the inner wall of the clamping groove 52 is provided with a plurality of base plates 521, so that the bottom of the outer bin 1 is cushioned, and a certain buffering effect is achieved.

Further, the top of the sampling bin 41 is connected with a threaded pipe 44, the bottom end of the inner pipe 31 is provided with a threaded end, and the threaded pipe 44 is in threaded connection with the inner pipe 31, so that the sampling bin 41 can be conveniently mounted and dismounted.

Further, feeding baffle 411 sets up for the symmetry slope, and feeding baffle 411's bottom and the bottom opening part of sample storehouse 41 are articulated, and feeding baffle 411 of being convenient for is opened and is closed.

Further, be provided with between the upper portion outside of feeding baffle 411 and the inner wall of sample storehouse 41 and connect cloth 43, the one end of connecting cloth 43 is connected with feeding baffle 411, and the other end of connecting cloth 43 is connected with the inner wall of sample storehouse 41, is convenient for seal one side of feeding baffle 411, avoids the deposit to get into.

Further, the bottom of the outer bin 1 is provided with a discharge outlet 14, and a sealing plug is mounted on the outer side of the discharge outlet 14, so that the discharge outlet 14 can be conveniently opened and closed.

Further, backing plate 521 is the V-arrangement structure and closely arranges the setting in proper order, plays fine supporting role, and can play certain buffering with outer storehouse 1 bottom, avoids vibrating the conduction to the base 5 on.

When the undisturbed high-frequency vibration sediment sampler of the embodiment is used, the undisturbed high-frequency vibration sediment sampler is placed stably, then raw materials are added into an outer bin 1 through a feeding pipe 12, sediments are deposited at the bottom of the outer bin 1, vibration is generated through an ultrasonic generator 13, materials in the outer bin 1 are vibrated and are uniformly precipitated, then a sampling mechanism 4 is installed inside the outer bin 1, an eccentric motor 3 is powered on, the eccentric motor drives an inner pipe 31 to vibrate at a low frequency, the sampling bin 41 is inserted into the sediments, the sediments push a feeding baffle 411 open to enter the sampling bin 41, at the moment, the feeding baffle 411 is tightly pressed through a spring 42, the bottom of the sampling bin 41 is closed, the sediments are prevented from being spilled out, the sampling mechanism 4 is taken out again, the sampling bin 41 is detached, and the sediments can be taken out for storage and analysis.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A undisturbed high-frequency vibration sediment sampler comprises an outer bin (1), and is characterized in that: an inner bin (2) is arranged above the inner portion of the outer bin (1), an eccentric motor (3) is installed inside the inner bin (2), the bottom output end of the eccentric motor (3) is connected with an inner tube (31), an outer tube (32) is arranged on the outer side of the inner tube (31), a sampling mechanism (4) is installed at the bottom end of the inner tube (31), fixing rods (21) are detachably connected to the outer walls of the two sides of the inner bin (2), a base (5) is installed at the bottom of the outer bin (1), the sampling mechanism (4) comprises a sampling bin (41), the bottom end of the sampling bin (41) is in an open state, two feeding baffles (411) are installed on the inner side of the sampling bin (41), and a spring (42) is arranged between the upper portion of each feeding baffle (411) and the inner wall of the sampling bin (41);

the upper portion of spring (42) is located and is provided with between the inner wall of feeding baffle (411) and sample storehouse (41) and connect cloth (43), the one end and the feeding baffle (411) of connecting cloth (43) are connected, the other end of connecting cloth (43) and the interior wall connection of sample storehouse (41).

2. The undisturbed high frequency vibratory sediment sampler of claim 1 wherein: the bottom of the base (5) is provided with a support leg (51).

3. The undisturbed high frequency vibratory sediment sampler of claim 1 wherein: the outer wall of one side of the outer bin (1) is connected with a feeding pipe (12).

4. The undisturbed high frequency vibratory sediment sampler of claim 1 wherein: and an ultrasonic generator (13) is arranged at the top of the inner bin (2) in the outer bin (1).

5. The undisturbed high frequency vibratory sediment sampler of claim 1 wherein: the top of base (5) has been seted up draw-in groove (52), the bottom and the draw-in groove (52) joint cooperation in outer storehouse (1), a plurality of backing plates (521) are installed to the inner wall of draw-in groove (52).

6. The undisturbed high frequency vibratory sediment sampler of claim 1 wherein: the top of the sampling bin (41) is connected with a threaded pipe (44), the bottom end of the inner pipe (31) is provided with a threaded end, and the threaded pipe (44) is in threaded connection with the inner pipe (31).

7. The undisturbed high frequency vibratory sediment sampler of claim 1 wherein: the feeding baffle (411) is symmetrically and obliquely arranged, and the bottom end of the feeding baffle (411) is hinged to the bottom end opening of the sampling bin (41).

8. The undisturbed high frequency vibratory sediment sampler of claim 1 wherein: the bottom of outer bin (1) is provided with bin outlet (14), the sealing plug is installed in the outside of bin outlet (14).

9. The undisturbed high frequency vibratory sediment sampler of claim 5 wherein: the base plates (521) are in a V-shaped structure and are arranged in sequence and tightly.