CN218863478U

CN218863478U - Gravity column sampler

Info

Publication number: CN218863478U
Application number: CN202223246035.2U
Authority: CN
Inventors: 张秀山
Original assignee: Qingdao Yunrui Marine Technology Service Co ltd
Current assignee: Qingdao Yunrui Marine Technology Service Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-04-14
Anticipated expiration: 2032-12-02

Abstract

The utility model relates to a gravity column sampler field just discloses a gravity column sampler, and the effectual current adapter sleeve of having solved is threaded connection between being responsible for and the gravity column auxiliary pipe with the gravity column, uses the back for a long time, easily causes the not good problem of sealed effect, including the gravity column main pipe, the below that the gravity column was responsible for is equipped with the gravity column auxiliary pipe, and the gravity column is responsible for and installs coupling assembling between the gravity column auxiliary pipe, and coupling assembling is including installing the adapter sleeve in the gravity column main pipe and the outside of gravity column auxiliary pipe junction, the utility model discloses, aerify the back through cyclic annular gasbag, its inner wall is responsible for with the gravity column after the cyclic annular gasbag inflation and is hugged closely with the outer wall of gravity column auxiliary pipe, and the cyclic annular gasbag is close to the inner wall of the one side in the sealing ring outside simultaneously and hugs closely to be responsible for the gravity column and the gap between gravity column auxiliary pipe and the adapter sleeve is sealed to improve the gravity column main pipe and the sealed effect of connection of gravity column auxiliary pipe.

Description

Gravity column sampler

Technical Field

The utility model belongs to gravity column sampler field specifically is a gravity column sampler.

Background

The deep sea gravity column sampler is a seabed sediment sampling device and is suitable for sampling sediments in all oceans and estuary, a gravity column sampler hanging ring, a connecting sleeve, a tool bit and a gravity pipe are in threaded connection, and a special tool is arranged in the device for dismounting and connecting. This gravity column sampler maximum sample length 5000mm is responsible for 3 meters, according to the operation demand, can not connect the gravity column auxiliary pipe and use as 3 meters gravity columns, unscrews adapter sleeve, and the tool bit of packing into becomes 3 meters gravity columns promptly, and the basic working process of gravity column sampler is as follows: the in-process of transferring, water is from intraductal process, backs down top sealing plate, when the gravity column touches the end and retrieves, and sealing plate receives the influence automatic closure of gravity and rivers to play sealed effect, has played good effect to the disturbance that prevents the sample, but the gravity column sampler still has following defect in the use:

because be responsible for when the extension of needs uses at the gravity post, need be connected with gravity post auxiliary pipe solid phase through adapter sleeve, and be threaded connection between adapter sleeve and the main pipe of gravity post and the gravity post auxiliary pipe, after long-time the use, because the screw thread exists frictional force, thereby make adapter sleeve and the main pipe of gravity post and the sealed effect between the auxiliary pipe of gravity post not good, thereby cause the sealed effect between the main pipe of gravity post and the gravity post auxiliary pipe not good, thereby make in the easy entering pipe between the main pipe of gravity post and the auxiliary pipe of gravity post of following of water, thereby make the sample effect not good.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a gravity column sampler has effectually solved and has been connected threaded connection between present adapter sleeve and the gravity column person in charge and the gravity column auxiliary pipe, uses the back for a long time, easily causes the not good problem of sealed effect.

In order to achieve the above purpose, the utility model provides a following technical scheme: a gravity column sampler comprises a gravity column main pipe, wherein a gravity column auxiliary pipe is arranged below the gravity column main pipe, and a connecting assembly is arranged between the gravity column main pipe and the gravity column auxiliary pipe;

coupling assembling is including installing the adapter sleeve in the gravity column person in charge and the gravity column auxiliary pipe junction outside, the gravity column person in charge all with adapter sleeve threaded connection with the gravity column auxiliary pipe, the sealing ring is installed to adapter sleeve's both ends symmetry, the mounting groove has been seted up to the inboard of sealing ring, the internally mounted of mounting groove has cyclic annular gasbag, cyclic annular gasbag is close to one side in the sealing ring outside and hugs closely with the inner wall of mounting groove, sealing ring internally mounted has the inflatable spare.

Preferably, the inflatable part comprises an inner groove formed in the sealing ring, the inner groove is located on the outer side of the mounting groove, an air nozzle is mounted on one side, close to the inner groove, of the annular air bag, and the inner groove is communicated with the inside of the annular air bag through the air nozzle.

Preferably, a movable cylinder is installed at one side of the sealing ring and communicated with the inside of the inner groove.

Preferably, a piston is arranged inside the movable cylinder, the outer wall of the piston is tightly attached to the inner wall of the movable cylinder, an adjusting screw rod is arranged on one side, away from the sealing ring, of the piston, and the adjusting screw rod is in threaded connection with the movable cylinder.

Preferably, the bottom end of the gravity column auxiliary pipe is in threaded connection with a cutter head, and the bottom end of the gravity column main pipe is the same as the bottom end of the gravity column auxiliary pipe.

Preferably, a counterweight is installed on the outer side of the top end of the gravity column main pipe, a tail wing is installed on the outer side of the top end of the gravity column main pipe at an equal angle, and the tail wing is located above the counterweight.

Preferably, the top end of the gravity column main pipe is provided with a water sealing plate, and the top end of the gravity column main pipe is provided with a hanging ring.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The utility model discloses, after aerifing through the cyclic annular gasbag, its inner wall hugs closely with the outer wall of gravity post main pipe and gravity post auxiliary pipe after the cyclic annular gasbag expands, and the annular gasbag is close to the inner wall of mounting groove and hugs closely in one side outside the sealing ring simultaneously to seal the gap between gravity post main pipe and gravity post auxiliary pipe and the connecting sleeve, thereby improve the connection sealing effect of gravity post main pipe and gravity post auxiliary pipe;

(2) This is novel through rotating adjusting screw, because adjusting screw and a movable section of thick bamboo threaded connection to drive the piston and towards inside the removal of inside groove, fill the inside of annular gasbag with the inside air of inside groove through the air cock then, thereby conveniently aerify annular gasbag inside, facilitate the use.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic view of the gravity column sampler of the present invention;

FIG. 2 is a schematic view of the connection structure between the main gravity column pipe and the auxiliary gravity column pipe of the present invention;

fig. 3 is a schematic view of the structure of the connection assembly of the present invention;

fig. 4 is a schematic view of the sealing ring structure of the present invention;

in the figure: 1. a gravity column main pipe; 2. a gravity column secondary pipe; 3. a connecting assembly; 301. connecting a sleeve; 302. a seal ring; 303. mounting grooves; 304. an annular air bag; 305. an inner tank; 306. an air tap; 307. a movable barrel; 308. a piston; 309. adjusting the screw rod; 4. a cutter head; 5. balancing weight; 6. a tail wing; 7. a water sealing plate; 8. a lifting ring.

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 some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the first embodiment, as shown in fig. 1 to 4, the present invention includes a main gravity column pipe 1, a secondary gravity column pipe 2 is disposed below the main gravity column pipe 1, and a connecting assembly 3 is disposed between the main gravity column pipe 1 and the secondary gravity column pipe 2;

the connecting assembly 3 comprises a connecting sleeve 301 arranged at the outer side of the joint of a main gravity column pipe 1 and a secondary gravity column pipe 2, the main gravity column pipe 1 and the secondary gravity column pipe 2 are both in threaded connection with the connecting sleeve 301, two ends of the connecting sleeve 301 are symmetrically provided with sealing rings 302, the inner side of each sealing ring 302 is provided with a mounting groove 303, an annular air bag 304 is arranged inside each mounting groove 303, one side of each annular air bag 304, which is close to the outer side of each sealing ring 302, is tightly attached to the inner wall of each mounting groove 303, an inflating part is arranged inside each sealing ring 302 and comprises an inner groove 305 arranged inside each sealing ring 302, each inner groove 305 is positioned outside each mounting groove 303, one side of each annular air bag 304, which is close to each inner groove 305, is communicated with the inside of each annular air bag 304 through each air bag 306, one side of each sealing ring 302 is provided with a movable cylinder 307, each movable cylinder 307 is communicated with the inside each inner groove 305, each movable cylinder 307 is internally provided with a piston 308, the outer wall of each piston 308 is tightly attached to the inner wall of each movable cylinder 307, one side of each piston 308, each piston is provided with an adjusting screw 309, and each adjusting screw 309 is in threaded connection with each movable cylinder 307, and each adjusting screw 309 is connected with each movable cylinder 307;

after the annular air bag 304 is inflated, the inner wall of the expanded annular air bag 304 is tightly attached to the outer walls of the main gravity column pipe 1 and the auxiliary gravity column pipe 2, and the side, close to the outer side of the sealing ring 302, of the annular air bag 304 is tightly attached to the inner wall of the mounting groove 303, so that gaps between the main gravity column pipe 1 and the auxiliary gravity column pipe 2 and the connecting sleeve 301 are sealed, and the connecting and sealing effects of the main gravity column pipe 1 and the auxiliary gravity column pipe 2 are improved;

the bottom threaded connection of gravity post auxiliary pipe 2 has tool bit 4, and the bottom that the gravity post was responsible for 1 is the same with the bottom setting of gravity post auxiliary pipe 2, and counter weight 5 is installed in the top outside that the gravity post was responsible for 1, and the equal angle in the top outside that the gravity post was responsible for 1 installs fin 6, and fin 6 is located the top of counter weight 5, and water board 7 is installed on the top that the gravity post was responsible for 1, and rings 8 are installed on the top that the gravity post was responsible for 1.

The working principle is as follows: when the gravity column is required to be used for increasing, the top end of the connecting sleeve 301 is connected with the bottom end of the main gravity column pipe 1 in a threaded manner, the bottom end of the connecting sleeve 301 is connected with the top end of the auxiliary gravity column pipe 2 in a threaded manner, so that the connection between the main gravity column pipe 1 and the auxiliary gravity column pipe 2 is completed, then the adjusting screw 309 on one side of the sealing ring 302 is rotated, the adjusting screw 309 is connected with the movable cylinder 307 in a threaded manner, so that after the adjusting screw 309 is rotated, the piston 308 is driven to move towards the inside of the inner groove 305, at the moment, the inner space of the inner groove 305 is reduced, so that air inside the inner groove 305 enters the annular air bag 304 through the air nozzle 306 of the annular air bag 304, the annular air bag 304 is expanded after air enters the annular air bag 304, the close inside of the annular air bag 304 is tightly attached to the outer walls of the main gravity column pipe 1 and the auxiliary gravity column pipe 2, and the side of the annular air bag 304 close to the outer side of the sealing ring 302 is tightly attached to the inner wall of the mounting groove 303, so that the gap between the main gravity column pipe 1 and the auxiliary gravity column pipe 2 and the connecting sleeve 301 is sealed, and the sealing effect of the main gravity column pipe 1 is improved.

Claims

1. The utility model provides a gravity column sampler, includes that the gravity column is responsible for (1), its characterized in that: a gravity column auxiliary pipe (2) is arranged below the gravity column main pipe (1), and a connecting assembly (3) is arranged between the gravity column main pipe (1) and the gravity column auxiliary pipe (2);

coupling assembling (3) are including installing in adapter sleeve (301) in the gravity column is responsible for (1) and the vice pipe of gravity column (2) junction outside, the gravity column is responsible for (1) and all with adapter sleeve (301) threaded connection with the vice pipe of gravity column (2), sealing ring (302) are installed to the both ends symmetry of adapter sleeve (301), mounting groove (303) have been seted up to the inboard of sealing ring (302), the internally mounted of mounting groove (303) has cyclic annular gasbag (304), one side that cyclic annular gasbag (304) are close to the sealing ring (302) outside is hugged closely with the inner wall of mounting groove (303), sealing ring (302) internally mounted has the piece of aerifing.

2. A gravity column sampler according to claim 1 wherein: the inflatable part comprises an inner groove (305) arranged inside the sealing ring (302), the inner groove (305) is positioned outside the mounting groove (303), one side of the annular air bag (304) close to the inner groove (305) is provided with an air nozzle (306), and the inner groove (305) is communicated with the inside of the annular air bag (304) through the air nozzle (306).

3. A gravity column sampler according to claim 2 wherein: one side of the sealing ring (302) is provided with a movable cylinder (307), and the movable cylinder (307) is communicated with the inside of the inner groove (305).

4. A gravity column sampler according to claim 3 wherein: a piston (308) is arranged in the movable cylinder (307), the outer wall of the piston (308) is tightly attached to the inner wall of the movable cylinder (307), an adjusting screw rod (309) is arranged on one side, far away from the sealing ring (302), of the piston (308), and the adjusting screw rod (309) is in threaded connection with the movable cylinder (307).

5. A gravity column sampler according to claim 1 wherein: the bottom end of the gravity column auxiliary pipe (2) is in threaded connection with a tool bit (4), and the bottom end of the gravity column main pipe (1) is the same as the bottom end of the gravity column auxiliary pipe (2).

6. A gravity column sampler according to claim 1 wherein: the top outside that the gravity post was responsible for (1) is installed counter weight (5), and the top outside that the gravity post was responsible for (1) is the equal angle and is installed fin (6), and fin (6) are located the top of counter weight (5).

7. A gravity column sampler according to claim 1 wherein: the top that the gravity post was responsible for (1) is installed and is sealed water board (7), and rings (8) are installed on the top that the gravity post was responsible for (1).